tractor d6t 15287.pdf
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8/18/2019 TRACTOR D6T 15287.pdf
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KENR5131-02June2010
D6T Track Type Tractor
Electrical Systemwith AccuGrade
JHB1-UPZEB1-UPSMC1-UPJWD1-UPLBD1-UPLAE1-UP
DJG1-UPWCG1-UPWFH1-UPLKJ1-UPKJL1-UPSKL1-UP
GCT1-UPRLW1-UPLAY1-UPPEZ1-UP
Volume 1 of 3: Chassis
© 2010 Caterpillar, All Rights Reserved Printed in U.S.A.
1
2 200-L32 BK-14
AG-C4111-7898
L-C123E-5179
C-C4130-6795
9X-1123
ComponentPartNumber
SingleWireConnector
SocketPin
AG-C3130-6795
Pin or SocketNumber
Wire,Cable,orHarnessAssemblyIdentification:IncludesHarnessIdentificationLettersandHarness
ConnectorSerializationCodes HarnessConnectorSerializationCode:The"C"standsfor"Connector"andthenumber indicateswhichconnector in the harness. (C1, C2, C3, .....)
Part Number ForConnectorRecepticle
Part Number for
ConnectorPlug
Harness Identification Letter(s):(A, B, C, ..., AA, AB, AC, ...)
Plug
GroundConnection
325-AG135 PK-14
CircuitIdentificationNumber W ir eC ol or W ir eG au ge
Harnessidentificationcode:Thisexampleindicateswire135inharness"AG".
Receptacle
PressureSymbol
T
TemperatureSymbol
LevelSymbol
FlowSymbol
Circuit Breaker Symbol
Harness and WireSymbols
1 1
2 2
Sure-Seal connector: Typicalrepresentation
ofaSure-Sealconnector. Theplugandreceptacle
containbothpinsandsockets.
Deutsch connector: Typicalrepresentation
ofaDeutsch connector. Theplugcontainsall
socketsandthe receptaclecontainsallpins.
Symbols
Symbols and Definitions
Harness And Wire Electrical Schematic Symbols
Fuse(5Amps)
5A
Fuse: Acomponentinanelectricalcircuit thatwillopenthe circuitiftoomuch currentflowsthroughit.
Switch (Normally Open): Aswitchthatwill closeata specifiedpoint(temp,press,etc.).Thecircleindicatesthatthe componenthasscrewterminalsandawirecan bedisconnectedfromit.
Switch (Normally Closed): Aswitchthatwill openataspecifiedpoint (temp,press,etc.).Nocircleindicatesthat thewirecannotbedisconnectedfromthecomponent.
Ground (Wired): Thisindicatesthatthecomponentis connectedtoagroundedwire.Thegroundedwireisfastenedtothe machine.
Ground (Case): Thisindicatesthatthecomponentdoesnot haveawireconnectedto ground.Itisgroundedby beingfastenedtothemachine.
Reed Switch: Aswitchwhosecontactsarecontrolledbyamagnet. Amagnetclosesthe
contactsofanormallyopen reedswitch;itopensthe contactsofanormallyclosed reedswitch.
Sender: Acomponentthatisused withatemperatureorpressuregauge.Thesender measuresthetemperatureor pressure. Itsresistancechangestogivean indicationtothegaugeofthe temperatureorpressure.
T
Relay (Magnetic Switch): Arelayis anelectricalcomponentthatisactivatedby electricity.Ithasa coilthatmakesan electromagnetwhencurrentflowsthroughit.Theelectromagnetcanopenorclosetheswitch partoftherelay.
Magnetic Latch Solenoid: Amagneticlatchsolenoidis anelectricalcomponentthatisactivatedbyelectricityandheld latchedbya permanentmagnet.Ithastwocoils(latch andunlatch)thatmakeelectromagnetwhencurrentflowsthroughthem.Italsohas aninternalswitchthatplacesthelatchcoil circuitopenatthe timethecoill atches.
Solenoid: Asolenoidis anelectricalcomponentthatisactivatedby electricity. Ithasacoilthatmakesan electromagnetwhencurrentflowsthroughit. The electromagnetcanopenorclose avalveor moveapieceof metalthatcando work.
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Related Electrical ServiceManuals
Form Number
Alt ernat or: 197-8820 SENR4130
Electric Starting Motor:
Cons is t: 207-1556 SENR3581
Cons is t: 237-1962 SENR3860
AccuGradeLaserSystem: RENR8128
CaterpillarMonitoringSystem: RENR2014
EngineControl: SENR9345
PowerTrainControl: RENR9867
ProductLinkRadio: RENR7911
T it le
Event Code Condition
E 0 96 H i gh F u e l Pr e ss u re
E 1 72 H i gh A i r F il t er R e st r ic t io n
E0194 HighExhas t Temperat ure
E 1 98 L o w Fu e l Pr e ss u re
E241 AbnormalEngineFanSys t emOperat ion
E 3 60 L o w En g in e O i l Pr e ss u re
E361 HighEngineCoolant Temperat ure
E 3 62 E n gi n e O ve r sp e ed
E539 HighI ntakeManifoldAirTemperat ure
Event Codes For ADEMIII ECM
FailureModeIdentifi ers (FMI)¹F MI N o. F ai lu re D es cr ip ti on
0 Dat avalidbut abovenormaloperationalrange.
1 Dat avalidbut belownormaloperationalrange.
2 Dat a errat ic , intermitt ent , or incorrec t.
3 Volt ageabovenormalorshort edhigh.
4 Volt agebelownormalorshort edlow.
5 Current belownormaloropenc ircuit .
6 Current abovenormalorgroundedc ircuit.
7 Mechanicalsyst emnot respondingproperly.
8 Abnormalf requency , pulsewidt h, orperiod.
9 A b no r ma l u p da t e.
1 0 A b no r ma l r a te o f c ha n ge .
11 Fai luremodenot identi f iable.
1 2 B a d d ev i ce o r c o mp o ne n t.
1 3 O u t of c a li b ra t io n .
1 4 P a ra m et e r fa i l ur e s.
1 5 P a ra m et e r fa i l ur e s.
1 6 P a ra m et e r no t a va i la b le .
1 7 M o du l e no t r e sp o nd i ng .
1 8 S e ns o r su p pl y f au l t.
1 9 C o nd i ti o n n ot m e t.
2 0 P a ra m et e r fa i l ur e s.
¹TheFMIisa diagnosticcodethatindicates whattypeoffailure hasoccurred.
Component Identifiers (CID¹)ModuleIdentifier (MID²)
Caterpillar Monitoring System
(MIDNo. 030)CID Component
0 09 6 F ue l Le ve l Se n de r
0 1 00 E n gi n e O il P r e ss u re S e ns o r
0110 EngineCoolant TemperatureSensor
0177 Transmiss ionOilTemperat ureSensor
0 24 8 D at aL in k
0 2 63 S e ns o r Po w er S u p pl y
0 27 1 A ct io n Al ar m
0280 Transmiss ionOilTemperat ureSender
0 32 4 A ct io n La mp
0600 Hydraul icOilTemperatureSensor
0 8 19 D i sp l ay D a ta L i n k
0 8 21 D i sp l ay P o we r S u pp l y
1045 PowerTrainOilTemperat ureSensor
1425 I mplement TankOilTemperat ureSensor
EngineControl System(MIDNo. 036)
CID Component0 0 01 I n je c to r C yl i nd e r # 1
0 0 02 I n je c to r C yl i nd e r # 2
0 0 03 I n je c to r C yl i nd e r # 3
0 0 04 I n je c to r C yl i nd e r # 4
0 0 05 I n je c to r C yl i nd e r # 5
0 0 06 I n je c to r C yl i nd e r # 6
0 04 1 8 V ol t DC S up pl y
0042 I nject ionAc tuat ionCont rolValve
0 0 91 T h ro t tl e P os i ti o n S ig n al
0 09 4 F ue l Pr es su re
0 1 00 E n gi n e O il P r e ss u re
0 1 10 E n gi n e Co o la n t Te m pe r at u re
0 1 64 I n je c to r A ct u at i on P r es s ur e
0 1 68 E l ec t ri c al S y st e m Vo l ta g e
0172 I nt akeManif oldAirTemperat ure
0 1 90 E n gi n e S pe e d S ig n al
0 24 7 J 19 39 D at a Li nk
0 2 53 P e rs o na l it y M od u le
0 2 61 E n gi n e Ti m in g C a li b ra t io n
0 2 62 5 V o lt S e ns o r S up p ly
0 2 64 D e ce l T hr o tt l e Po s it i on
0266 I ncorrec t Crank -Wit hout-I nject I nput
0 2 68 C h ec k P ro g ra m ab l e P ar a me t er s
0 2 74 A t mo s ph e ri c P re s su r e
0 2 91 E n gi n e Co o li n g F an S o le n oi d
0 2 96 T r an s mi s si o n EC M0 3 42 S e co n da r y En g in e S p ee d S e ns o r
1 5 89 T u rb o I nl e t Ai r P r es s ur e S e ns o r
1 5 99 E n gi n e Fa n P u ll S o l en o id
1 6 00 E n gi n e Fa n P u sh S o le n oi d
1 6 39 M a ch i ne S e cu r i ty S y st e m
1785 I nt akeManif oldPressureSensor
Power Train Control System
(MIDNo. 113)CID Component
0 0 70 P a rk i ng B r ak e S wi t ch ( O n / O ff P o le )
0 1 68 E l ec t ri c al S y st e m Vo l ta g e
0177 Transmiss ionOilTemperat ureSensor
0 2 62 5 V o lt S e ns o r P ow e r Su p pl y
0 2 98 S e rv i ce B r a ke S w i tc h
0299 Transmiss ionDirect ionLeverPos it ionSensor
0 3 68 A u to s hi f t Sw i tc h
0 4 44 S t ar t er M o to r R el a y
0468 Serv iceBrakePedalPosit ionSensor
0 4 90 I m pl e me n t Lo c ko u t Sw i tc h es
0 4 97 T i lt R i gh t S ol e no i d
0 4 98 T i lt L e ft S o le n oi d
0585 Transmiss ionOut put SpeedSensor(1)
0 5 88 M o ni t or i ng S y st e m Di s pl a y
0 59 0 E ng in e EC M
0 6 21 D o wn s hi f t Sw i tc h
0 62 2 U ps hi ft S wi tc h
0 65 0 H ar ne ss C od e
0 6 68 T r an s mi s si o n Sh i ft L e ve r
0672 TorqueConverterOut put SpeedSensor
0673 Transmiss ionOut put SpeedSensor2
0 6 81 P a rk i ng B r ak e S o le n oi d
0 6 89 L e ft S t ee r in g B r ak e S ol e no i d
0 7 22 S e co n da r y Br a ke S o le n oi d
0874 ModeSelec t Swit ch(I mplement Handle)
0875 ManualSelec t Switch(I mplement Handle)
0 8 82 H y dr a ul i c Lo c ko u t So l en o id
1078 BladeCont rolHandleRaise/LowerPosit ionSensor
1079 BladeCont rolHandleT i l t Pos it ionSensor
1 1 97 B l ad e L o we r S o le n oi d
1 1 98 B l ad e R ai s e So l e no i d
1 2 98 I m pl e me n t So l en o id s
1 3 26 E C M Lo c at i on C o de
1 4 01 T r an s mi s si o n S ol e no i d Va l ve 1
1 4 02 T r an s mi s si o n S ol e no i d Va l ve 2
1 4 03 T r an s mi s si o n S ol e no i d Va l ve 3
1 4 04 T r an s mi s si o n S ol e no i d Va l ve 4
1 4 05 T r an s mi s si o n S ol e no i d Va l ve 5
1450 MainPumpHydraul icPressureSensor
1 4 82 1 0 V ol t S en s or P o we r S u pp l y
1582 Transmiss ionLubeOilTemperat ureSensor
1 8 70 B l ad e C on t ro l H an d le T h um b R oc k er
1 9 33 B l ad e A ng l e L ef t S ol e no i d
1 9 34 B l ad e A ng l e R ig h t So l en o id
1 9 60 I g ni t io n K e y Re a d er
2114 BladeCont rolHandleTriggerSwit ch
2 12 2 R ev er se S wi tc h
CID Component0 1 68 E l ec t ri c al S y st e m Vo l ta g e
0 2 54 E l et r on i c Co n tr o l Mo d ul e
0 2 69 S e ns o r Po w er S u p pl y
1 2 50 R e mo t e Co m mu n ic a ti o n Mo d u le
1 2 51 A l te r na t or R T e rm i na l
¹TheCID isadiagnostic codethatindicateswhich componentisfaulty.
Product Link Radio
(MIDNo. 122)
²TheMID isadiagnostic codethatindicateswhich electroniccontrolmodulediagnosedthefault.
WireDescriptionWire
Number W ir eC ol or D es cr ip ti on
Wire
Number WireColor Description
Power Circuits Control Circuits (Continued)
1 01 R D B at (+) (No tA pp li ca ti on Sp eci fi c) F 71 7 Y L T hr ot tl eS wi tch
102 RD Head Lamp F718 BU Throttle Switch
103 YL Rear Floods F719 BR Crank With Out Injection (N.C)
104 YL Aux Ckt 2 F720 GN Crank With Out Injection (N.O)
105 RD Key Switch F761 BR Reverse Solenoid Return
106 RD Product Link F780 PK Parking Brake Switch
108 BU Wipers F781 BR Downshift Switch
110 RD Aux Ckt 3 F782 OR Reverse Switch
111 YL Aux Ckt 1 F783 GN Upshift Switch
112 PU Main Power Relay Output F784 YL Downshift Switch
113 OR Operator Monitor Panel F785 WH Upshift Switch
114 RD Warnin gHorn (Forward) F786 GY Reverse Switch
115 PK Front Floods F788 PU Left Steer Clutch
116 RD Fender Floods F789 YL Right Steer Clutch
124 GN Blowers F790 BR Service Brake Pedal
130 GN Aux Ckt F792 WH Left Brake Solenoid
140 RD Power Train G730 PK Park Brake Solenoid
146 RD Aux Circuit G731 GY Secondary Service Brake Solenoid
148 RD Aux Circuit G742 GN Relay Coil To Diode
1 50 R D E ng in eE CM Sw itc he dP owe r G 74 3 O R R el ay Co il To Di od e
158 BR A/C Condensor G797 BU Switch To Relay Coil
159 BU ROPS A/C H710 PK Implement Cont Lift Lever Position
160 PU Winch /Seat H711 GN Implement Cont Tilt Lever Position
1 76 O R W in ch S wi tc h / Se at S us pe ns io n H 71 3 P K I mp le me nt Co nt L if t Pr op or ti on al S ol en oi d
1 84 B U A RO C on ne ct or / L ig h tB ar C on ne ct or H 71 4 O R I mp le me nt C on t Lo we r Pr op or ti on al S ol en oi d
186 RD 24V -12V Converte r J764 BR Switch/Sensor Re turn #1
197 RD Aux Ckt 4 J766 PU Switch/Sensor Return #3
198 RD Service Brake Pedal Sw K757 YL Blad eRotation Pwm Out
Ground Circuits L 74 0 B R A n al og S en so r Re tu rn ( +5 V)
200 BK Main Chassis N707 PU Engine Digital Sensor Return
201 B K Operator Monitor Re turn P732 OR Winch Free Spoo lStatus
202 BK Xmsn Ctrl R746 PK Turbo Outlet Press Sensor
205 BK Instr R747 GY Atmospheric Press Sensor
216 BK Aeta Coding Pin 20 T725 WH Fuel Filter Switch
229 BK Bat (-) T744 WH Accugrade Blade Control -Sw Pwr 1Return
270 BK CMS Ident Code 0 T745 YL Accug rade Blade Control -Sw Pwr 2Return
271 BK CMS Ident Code 1 Y759 BK GPS Receiver (RXD -Comm #2)
272 BK CMS Ident Code 2 Y760 BK GPS Receiver (TXD -Comm #2)
273 BK CMS Ident Code 3 Y787 WH CAN Data Link (+) -Implements
274 BK CMS Ident Code 4 Y788 GY CAN Data Link (-) -Implements
2 75 BK CMS Ident Code 5 851 WH Hydrst Speed And Direction Sensor
276 BK Xmsn Ctrl Ident Code 0 892 BR Cat Data Link (-)
277 BK Xmsn Ctrl Ident Code 1 893 GN Cat Data Link (+)
278 BK Xmsn Ctrl Ident Code 2 F846 PU Led Driver 1
279 B K Xmsn Ctrl Ident Cod e3 F848 OR Bi-Directional Mod eSwitch
280 B K Xmsn Ctrl Ident Cod e4 F849 WH Bi-Directional Mod eSwitch
290 BK CMS Service F877 WH Switch To Relay 1
291 BK CMS Clear G826 BR Adem III Filter Sensor +5V
A235 BK DigitalSensorReturn G827 BU AdemIIIFilterSen sorCommon
A289 BK Start Aid Solenoid Return G828 WH Adem III Pressure Sensor +5V
Basic MachineCircui ts G 8 29 G N A d e m I I I P r es s ur e S e ns o r C o mm o n
3 01 O R S ta rt er No .1 So le no id G 83 3 P K A de mII IE ng in eT em pe ra tu re Se ns or
3 04 W H S ta rt er Re la yN o. 1 Ou tp ut G 84 9 B R E ng in eI nj ec to rA ct ua ti on P re ss ur e
3 06 G N S ta rt er Rl y C oi l To Ne ut St ar t S w Or Ke y S w G 85 0 B U I nl et Ai r H ea te r
3 0 7 O R K e y S w T o N e ut S ta r t S w /V m is S n sr M o du l e G 8 54 P K I n je c to r A c tu a ti o n P r es s C o nt r ol V a l ve
308 YL Main Power Relay Coil G855 PU IAP Cont Valve Common
3 10 P U S ta rt Ai dS wi tc hT oS ta rt Ai dS ol en oi d G 85 6 W H T DC Pr ob e+
321 BR Backup Alarm Lamp Travel Alarm G857 YL TDC Probe -
3 22 G Y Wa rn in gH or n( fo rwa rd ) H8 02 G Y P ro po rti on al Dr iv er Re tu rn
3 26 P U K ey Sw itc h' C' Te rm . L 85 6 Y L C tc tB la de Co nt ro l- Ca nD Da ta Li nk (+ )
3 37 W H P re lu be P us hb ut to n Sw it ch T o Pr e lu be T im er L 85 7 G N C tc t Bl ad e Co nt ro l - Ca n D Da ta L in k (- )
Monitoring Circuits L 87 0 Y L C tc t Bl ad e Co nt ro l - Aw ak e
403 GN Alterna tor (r) Term. L871 BU Ctct Blade Control -Awake Gnd
410 WH Opr Mon Fault Alarm L872 BU Ctct Blade Control -Switched Pwr 1
411 P K Opr Mon Master L873 GY Ctct Blade Control -Switched Pwr 2
4 19 Y L O pr Mo nP ar ki ng Br ak e L 87 4 Y L C tc tB la de Co nt ro l- Sw itc he dP wr 3
424 GY Opr Mon Power Train Temp T858 GY Injector High Side
4 26 B R O pr Mo nP owe rTr ai nO il Fi lt er T 85 9 W H I nj ec to rHi gh Si de
442 GY Hyd System Temp Gage T860 OR Injector High Side
443 YL Power Train Temp Gage 900 PU 1st Gear Clutch Solenoid
447 P K Fuel Level Gage 924 GN Transmission Solenoid 1-4 Retu rn
A447 PK PrelubePress.SwitchTo PrelubeTimer 975 WH PowerTrainSolenoid Return
A487 PU OprMonFault Alarm#2 977 YL Auto-DownshiftSwitch
C413 YL Vmis Display Data 993 BR Analo gSensor Common (pin 30 )
C414 BU Vmis Display Load 994 GY Oil Pressure (Filtered)
E455 BR Hydraulic Oil Filter 995 BU Coolant Temperature
G 46 0 G N Tr an sm iss io nT emp er atu re 9 97 O R E ng in eA na lo gS en so rP ow er
H416 GN Lamp Indicator 998 BR Engine Digital Sensor Return
H417 OR Lamp Indicator C912 GN Throttle Position
Accessory Circuits C 91 3 B U G ro un dS pe ed R ad ar
500 BR Wiper - Front (Park) C9 67 BU Inlet Air Temperature
501 GN Wiper -Front (Low) C986 BR Throttle Position
502 OR Wiper -Front (High) C987 RD Inlet Air Heater
503 BR Wiper -Rear (Park) C991 PK Fuel Filter Monitor
504 YL Wiper -Rear (Low) E900 WH Trans Output Spd +
505 BU Wiper -Rear (High) E901 GN Trans Output Spd -
506 PU Washer - Front E906 OR Trans Output Spd Q+
507 WH Washer - Rear E907 GY Trans Output Spd Q-
508 PU Radio Speaker -Left E908 BR Trans Input Spd +
5 09 WH Ra di oS pe ak er - Le ft (Co mmo n) E 90 9 W H T ra ns In pu tS pd -
5 11 B R Ra di oS pe ak er - Ri gh t E 91 2 P U L if tL ev er Ne utr al Po sS wi tc hT oG nd
5 12 G N R ad io S pe ak er - Ri gh t( Co mm on ) E 91 3 Y L L if tL ev er Ne ut ra l Po sS wi tc hT o Gn d
5 13 O R A /C C om pr es so r/ Re fr ig er an t Pr es su re S w E 91 8 G N I mp l em en t Lo ck ou t Sw it ch T o G nd
515 GY Blowe rMotor (High) E963 BK Eng ine Speed/Timing A-
516 GN Blowe rMotor (Mediu m) E964 WH Eng ine Speed/Ti ming A+
517 BU Blower Motor (Low) E965 BU Engine Speed/Timing B-
5 21 Y L A /C Sw it ch To Re fr ig er an tS wi tc h E 96 6 Y L E ng in eS pe ed /T im in g B+
5 22 W H A /C Cl ut ch T o Th er mo st at S wi tc h F 97 8 W H F er ri tt e Wi re C oi l Un sw it ch ed
523 BR Wiper -Left (park) F979 YL Ferritte Wire Coil Switched
524 BU Wiper - Left (low) G939 PK Power Train Sw. / Sensor Return
525 GY Wiper - Left (high) J943 GN Imp lement Mode Switch (N.O.)
526 YL Wiper - Right (park) J944 BU Imp lement Mode Switch (N.C.)
5 27 G N Wi pe r- Ri gh t( lo w) J9 45 W H I mp le me nt Ma nu al Mo de Swi tch (N .O .)
5 28 P K Wi pe r- Ri gh t( hi gh ) J9 46 O R I mp le me nt Ma nu al Mo de Swi tch (N .C .)
529 WH Washer -Left J950 PU Left Lift Cylinder Position
530 OR Washer - Right K960 PK CAN Data Link B (+)
567 WH A/C Switch Jumper K961 GN CAN Data Link B (-)
5 73 G N B la de Fl oa tL im it Sw itc hN o. 2 K 97 8 B U E cp cP um pS ol en oi d
5 92 B U DC /D CC on ve rt er Po we rO utp ut L 99 7 B U S pe ed Se ns or #2 Ou tp ut
5 93 G N Co nd en so rFa nRe la yTo Mo to rs M 91 9 B U R ip pe rP re ss ur e
A501 BU Defroster Fan Switch M927 GN Implement Cutout Valve
A513 PK DC/DCConverterMemoryOutput M928 BU RightTiltValve
A557 WH Precleaner Blower +B M929 WH Left Tilt Valve
C568 WH Blower Motor N942 OR Flexxaire Fan Switch
C 56 9 Y L S ec on d DC /D C Co nv er te r Po we r Ou tp ut N 95 7 P K A cc ug ra de G PS ( Rx d - Co mm # 1)
E 55 5 O R D C/ DC Co nv er te rM em or yO ut pu t #2 N 95 8 P K A cc ug ra de GP S (R xd - Co mm # 2)
Lighting Circuits N 95 9 P K A cc ug ra de G PS ( Rx d - Co mm # 3)
600 BR Dash Lamp -Basic N9 60 OR Accugrade GPS (Txd -Comm #1)
608 GN Flood Lamp -Rear N961 OR Accugrade GPS (Txd -Comm #2)
609 YL Flood Lamp -Side N963 OR Accugrade GPS (Txd -Comm #3)
610 OR Head Lamp -Basic N96 5 BU Accu grade GPS (Dsr -Comm #2)
625 PK Courtesy Lamp N967 GY Accugrade GPS (Cts -Comm #1)
6 30 G Y Fl oo dL am pR ea r( ATC H) N9 70 Y L A ccu gr ad eG PS (D tr - Co mm #1 )
651 PK Flood Lamp Rear N973 BR Accugrade GPS (Dcd -Comm #1)
6 63 G Y G ag eL amp s- Sma rt EMS N9 76 P U A ccu gr ad eG PS (R ts - Co mm #1 )
Control Circuits N 97 9 G N S ig na lG nd - Co mm #1
709 OR Sensor Power Supply N980 GN Signal Gnd -Comm #2
751 GN Xmsn Shift Solenoid No. 1Or 3 N98 2 YL Data -Keyboard
752 YL Xmsn Shift Solenoid No. 2 N98 3 OR Clock -Keyboard
7 54 B U X ms nS hi ft So le no id No .3 Or 1 N9 87 G N R eg ul at ed Po we r- 5 Vd c
7 55 O R X ms n S hi ft So le no id No . 4 Or 5 T 90 1 Y L M ss Exc ite r Co il
779 WH Coupler Engage Solenoid T902 PK Mss Exciter Coil7 80 P U Co up le rD ise ng ag eS ol en oi d T 95 1 Y L I nj ect or 1 Hi -si de
A700 OR DigitalSensorPower(+8V) (pin35) T952 BR Injector2Hi-side
A751 YL AfterCoolerTemp(pi n15) T953 BU Injector3Hi-side
A757 GY Throttle Switch #3 T954 GY Injector 4 Hi-side
A758 BR ThrottleSwitch#4 T955 GN Injector5Hi-side
C720 BU Relay Interlock T956 GY Injector 6Hi-side
E707 GN Vmis Display +V T957 PU Injector 1Return
E708 PK Vmis Display Clock T958 YL Injector 2Return
E735 PU Service Meter T959 BR Injector 3Return
E752 YL Lightbar 1RS232 TX T960 BU Injector 4Return
E753 WH Lightbar 1RS232 RX T961 GN Injector 5Return
E 79 9 B R De ma nd Fa nS ol en oi dRe tu rn T 96 2 W H I nj ect or 6 Re tu rn
F 70 0 B U D em an d Fa n So le no id Re tu rn T 96 4 O R P ro du ct Li nk (R S2 32 Po rt 1 TX D)
F 70 2 G N D ec el P ed al Po si ti on S en so r T 96 5 G N P ro du ct Li nk (R S2 32 Po rt 1 RX D)
F7 08 Y L Fl ex xa ir eF an Pu ll So le no id T 96 6 B K P ro du ct Li nk (R S2 32 Po rt 1 GN D)
F7 09 B U Fl ex xa ir eF an Pu sh So le no id T 96 8 W H P re lu be Oi lE va cP ump
F711 GN CAN Link + T993 BR Analog Sensor Return
F712 GY CAN Link - T997 OR +5V Analog Sensor Power
F7 14 P K Ri gh tT ur bo In le tP re ss ur e Y 92 5 Y L C ou nt er ba la nce So le no id 1
F7 15 P U Us er Sh utd ow n Y 93 3 Y L I ncr eme nt /D ecr em en t S w( N.O .) (A cc ug ra de )
F7 16 WH Us er Sh utd ow n Y 93 4 W H I ncr eme nt /D ecr em en t S w( N.C .) (A ccu gr ad e)
Volume1 -Component Location
ComponentSchematic
Location
Machine
LocationComponent
Schematic
Location
Machine
Location
Alarm, Backup A-13 F-12, F-33 Sensor, Turbo Inlet Pressure H-5 W-17, W-37
Alternator I-4 X-9, X-32 Sensor, Turbo Outlet Pressure E-4 T-11, T-37
Batteries I-7 L-16, L-42 Sensor, XMSN Out #1 D-15 G-9, G-36
Control, Eng ine F-6 S-10, S-3 8 Sensor , XMSN Out #2 D-15 G-9, G-36
Diode, A/C B-5 X-13, X-38 Solenoid, A/C Clutch B-5 Y-15, Y-38
Display, Video C-11 Q-19, Q-37 Solenoid, Blade Floa t I-15 L-15, L-33
Handle, Implement I-15 K-17, K-3 3 Solenoid, Demand Fan H-5 Y-15, Y-36
M oto r, C on de ns er # 1 C -1 4 F- 24 , F- 36 S ol en oi d, F ir st C lu tc h E -1 5 I -9 , I- 35
M oto r, Co nd en se r# 2 C -1 4 F- 24 ,F -3 6 S ol en oi d, Fl exx ai re Fa n A -5 Y -1 5, Y- 36
M oto r, Fu el Pr imi ng Pu mp H- 5 X -1 6, X- 38 S ol en oi d, Fo rwa rd Cl utc h E -1 5 I -9 ,I- 35
M ot or , Pr el ub e Pu mp H -2 Y -9 , Y- 33 S ol en oi d, I mp le me nt L oc ko ut w / P AT B -1 0 N -1 6, N -3 0
M ot or , S ta rt er H -4 S -9 , S -3 8 S ol en oi d, Im pl em en t L oc ko ut w/ o P AT C -1 0 N -1 6, N- 30
Relay, Prelub e I-3 R-13, R-34 Solenoid, Injector 1-6 F-3 W-36, W-14
R el ay, RO PS Co nd en se r C -1 3 F- 24 ,F -3 6 S ol en oi d, PA TL ef tA ng le B -1 0 N -1 4, N- 29
R el ay, Wi nch De te nt F -1 5 A -1 2, A- 36 S ol en oi d, PA TR ig ht An gl e B -1 0 N -1 4, N- 29
R esi sto r, CA NA Da ta li nk C- 8 S -1 2, S- 38 S ol en oi d, Re ve rs eC lu tch E -1 5 I -9 ,I- 35
S en de r, Fu el Le ve l A -1 3 F- 17 ,F -3 6 S ol en oi d, Se co nd Cl ut ch E -1 5 I -9 ,I- 35
S en de r, H yd ra u li c Oi l Te mp e ra tu re w / PA T B -1 1 L -1 6, L -3 1 S ol en oi d, S ta rt A id C -6 T -1 0, T -3 9
S en de r, H yd ra u li c Oi l Te mp e ra tu re w /o P AT C -1 1 L -1 6, L -3 1 S ol en oi d, T hi rd C lu tc h D -1 5 I -9 , I- 35
S en de r, T or qu e Co nv er te r Oi l Te mp er at ur e B -6 N -9 , N- 37 S wi tc h, D is co nn ec t I -8 N -1 5, N -4 1
S en de r, XM SN Lu be Te mp A -1 3 G -1 1, G- 34 S wi tch , F le xxa ir e Fa n A -4 P -1 8, P- 37
S en de r, XM SN Su mp Te mp er at ur e C -6 O -1 0, O -3 3 S wi tc h, Fo rw ar d H or n G -1 5 I -1 7, I- 33
S en so r, ATM P re ss ur e E -4 R- 12 , R -3 7 S wi tch , Fu el Pr imi ng P um p H- 5 X -1 6, X -3 8
S en so r, C oo la nt T em pe ra tu re D -4 X -1 1, X -3 5 S wi tc h, I mp le me nt S hu to ff G -1 5 L -1 7, L -3 2
S e ns o r, D e ma n d F a n S p ee d C - 6 X - 1 2, X - 33 S w it c h, Po w er t ra i n F i lt e r P r es s ur e w / P A T B - 11 N - 16 , N - 30
S en so r, F ue l Pr es su re F -3 Q -1 1, Q - 36 S wi tc h, P o we rt ra in F il te r Pr es su re w /o P A T C -1 1 N -1 6, N -3 0
S en so r, IA P Co nt ro l Va lv e E -4 X -1 1, X- 38 S wi tc h, P re lu be Oi l Pr es su re H -3 X -1 2, X- 33
S en so r, I nj ec ti on A ct ua ti on P re ss ur e E -4 T -1 1, T -3 7 S wi tc h, R ef ri dg er en t B -5 X -1 3, X - 38
S en so r, I nt ak e Ma ni fo ld A ir T em pe ra tu r e E -4 T -1 1, T -3 7 S wi tc h, R em ot e Di sc on ne ct I -8 N -1 5, N -3 8
Sensor, Oil Pressure E-4 S-9, S-37 Switch, Throttle H-15 L-17, L-32
S en so r, Sp ee d T im in g A D -4 W -1 0, W- 37 S wi tc h, Un de rh oo d W or k L am p I -6 U -1 5, U- 38
Sensor, Speed Timing B D-4 W-10, W-37 Timer, Prelube I-3 R-13, R-34
S en so r, To rq ue Co nv er te r O ut pu t S pe ed B -6 N -9 , N -3 5 W in ch , P il ot F -1 5 A -1 2, A- 36
Volume1 -Connector Location
Connector Number Schematic
Location
Machine
Locat ion
CONN 1 B-13 G-17, G-40
CONN 2 B-13 G-17, G-40
CONN 3 A-13 F-12, F-33
CONN 4 A-13 F-12, F-33
CONN 5 C-13 G-17, G-40
CONN 6 C-13 G-24, G-40
C ON N 7 E - 13 K - 11 , K- 37
CONN 8 D-12 K-11, K-37
CONN 9 E-12 K-11, K-37
CONN 10 B-11 G-12, G-35
CONN 11 B-11 G-12, G-35
CONN 12 C-11 G-12, G-35
C O NN 1 3 B - 9 , C -9 K - 1 7, K - 31
C ON N 14 D -1 0 I -1 1, I -3 9
CONN 15 D-9 F-12, F-32
CONN 16 D-9 F-12, F-32
CONN 17 D-8 X-15, X-37
C ON N 18 D -8 R -1 2, R -3 6
CONN 19 E-8 R-12, R-36
CONN 20 A-6 X-14, X-37
C O NN 2 1 A - 6 X - 15 , X - 35
CONN 22 G-6 AA-7, AA-39
CONN 23 H-6 X-15, X-35
CONN 24 F-4 S-14, S-37
CONN 25 F-4 T-14, T-38
CONN 26 G-2 BB-15, BB-38
CONN 27 H-2 BB-15, BB-33
CONN 36 G-13 M-16, M-32
CONN 37 G-13 M-16, M-32
CONN 38 G-13 M-16, M-32
CONN 82 A-5 X-15, X-36
Theconnectorsshownin thischartare forharnessto harnessconnectors.
Connectorsthatjoina harnesstoa componentaregenerally locatedator near
thecomponent. SeetheComponent LocationChart.
Off MachineSwitch SpecificationPart No. Function Actuate Deactuate Contact Position
30 ± 7 kPa 30 ±7 kPa
(4.3 ±1 psi)
275 to 1750 kPa¹ -
(39.9 to 253.8 psi) -
105-9152 Pre Lube Oil Pressure Normally Closed
A/CRefrigerantPressure NormallyOpen²
¹Withincreasing pressuretheclosedcondition canbemaintained upto2800 kpa(405psi), withdecreasingpressurethe closed
conditioncanbe maintaineddown to170kpa (25psi).
²Contactposition atthecontactsof theharnessconnector.
114-5333
Resistor, Sender and Solenoid SpecificationsPart No. Component Descript ion Resistance (Ohms)¹
134-2540 Resistor: CANA 120
106-5122 Solenoid: A /C Clutch 17.6 ± 0.6
HydraulicOilTemperature-40°C= 33, 650
T/COilTemperature0°C= 3, 268
145-7028 Sender:XmsnLubeTemperature
50°C= 360
XmsnSumpTemperature100°C= 68
150°C= 18. 6
263-5792 Sender: Fuel LevelEmpty = 92 - 98
Ful l= 0-3. 5
201-0950 Solenoid: Implement Lockout 41.9 ± 2.1
285-5730 Solenoids: PAT Left/Right Angle 5 ±0.3
220-4324 Solenoids: X msn Clutch 8.7 ± 0.4
239-1134 Solenoid: Start Aid 20
200-0189 Solenoid: Blade Float Control 76.3 ± 3.8
3E-9205 Solenoid: F lexxaire Fan 24.9 ± 0.4
¹ Atroomtemperature unlessotherwisenoted.
(4. 3± 1ps i)
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2 200-L32 BK-14
AG-C4111-7898
L-C123E-5179
C-C4130-6795
9X-1123
ComponentPartNumber
SingleWireConnector
SocketPin
AG-C3130-6795
Pin or SocketNumber
Wire,Cable,orHarnessAssemblyIdentification:IncludesHarnessIdentificationLettersandHarness
ConnectorSerializationCodes HarnessConnectorSerializationCode:The"C"standsfor"Connector"andthenumber indicateswhichconnector in the harness. (C1, C2, C3, .....)
Part Number ForConnectorRecepticle
Part Number for
ConnectorPlug
Harness Identification Letter(s):(A, B, C, ..., AA, AB, AC, ...)
Plug
GroundConnection
325-AG135 PK-14
CircuitIdentificationNumber W ir eC ol or W ir eG au ge
Harnessidentificationcode:Thisexampleindicateswire135inharness"AG".
Receptacle
PressureSymbol
T
TemperatureSymbol
LevelSymbol
FlowSymbol
Circuit Breaker Symbol
Harness and WireSymbols
1 1
2 2
Sure-Seal connector: Typicalrepresentation
ofaSure-Sealconnector. Theplugandreceptacle
containbothpinsandsockets.
Deutsch connector: Typicalrepresentation
ofaDeutsch connector. Theplugcontainsall
socketsandthe receptaclecontainsallpins.
Symbols
Symbols and Definitions
Harness And Wire Electrical Schematic Symbols
Fuse(5Amps)
5A
Fuse: Acomponentinanelectricalcircuit thatwillopenthe circuitiftoomuch currentflowsthroughit.
Switch (Normally Open): Aswitchthatwill closeata specifiedpoint(temp,press,etc.).Thecircleindicatesthatthe componenthasscrewterminalsandawirecan bedisconnectedfromit.
Switch (Normally Closed): Aswitchthatwill openataspecifiedpoint (temp,press,etc.).Nocircleindicatesthat thewirecannotbedisconnectedfromthecomponent.
Ground (Wired): Thisindicatesthatthecomponentis connectedtoagroundedwire.Thegroundedwireisfastenedtothe machine.
Ground (Case): Thisindicatesthatthecomponentdoesnot haveawireconnectedto ground.Itisgroundedby beingfastenedtothemachine.
Reed Switch: Aswitchwhosecontactsarecontrolledbyamagnet. Amagnetclosesthe
contactsofanormallyopen reedswitch;itopensthe contactsofanormallyclosed reedswitch.
Sender: Acomponentthatisused withatemperatureorpressuregauge.Thesender measuresthetemperatureor pressure. Itsresistancechangestogivean indicationtothegaugeofthe temperatureorpressure.
T
Relay (Magnetic Switch): Arelayis anelectricalcomponentthatisactivatedby electricity.Ithasa coilthatmakesan electromagnetwhencurrentflowsthroughit.Theelectromagnetcanopenorclosetheswitch partoftherelay.
Magnetic Latch Solenoid: Amagneticlatchsolenoidis anelectricalcomponentthatisactivatedbyelectricityandheld latchedbya permanentmagnet.Ithastwocoils(latch andunlatch)thatmakeelectromagnetwhencurrentflowsthroughthem.Italsohas aninternalswitchthatplacesthelatchcoil circuitopenatthe timethecoill atches.
Solenoid: Asolenoidis anelectricalcomponentthatisactivatedby electricity. Ithasacoilthatmakesan electromagnetwhencurrentflowsthroughit. The electromagnetcanopenorclose avalveor moveapieceof metalthatcando work.
K E N R 5 1 3 1 - 0 2 V O L 2 o f 3
3 6 P a g
e , ( D i m e n s i o n s : 4 8 i n c h e s x 3 5 i n c h e s )
KENR5131-02June2010
D6T Track Type Tractor
Electrical Systemwith AccuGrade
Volume 2 of 3: Cab
© 2010 Caterpillar, All Rights Reserved Printed in U.S.A.
JHB1-UPZEB1-UPSMC1-UPJWD1-UPLBD1-UPLAE1-UP
DJG1-UPWCG1-UPWFH1-UPLKJ1-UPKJL1-UPSKL1-UP
GCT1-UPRLW1-UPLAY1-UPPEZ1-UP
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Related Electrical ServiceManualsForm Number
Alt ernat or: 197-8820 SENR4130
Electric Starting Motor:
Cons is t: 207-1556 SENR3581
Cons is t: 237-1962 SENR3860
AccuGradeLaserSystem: RENR8128
CaterpillarMonitoringSystem: RENR2014
EngineControl: SENR9345
PowerTrainControl: RENR9867
ProductLinkRadio: RENR7911
T it le
WireDescriptionWire
Number
W ir e Co lo r D es cr ip ti onWire
Number WireColor Description
Power Circuits Control Circuits (Continued)
1 01 RD B at (+ )( No tA pp li ca ti on Sp ec ifi c) F7 17 Y L Th ro tt le Sw itc h
102 RD Head Lamp F718 BU Throttle Switch
103 YL Rear Floods F719 BR Crank With Out Injection (N.C)
104 YL Aux Ckt 2 F720 GN Crank With Out Injection (N.O)
105 RD Key Switch F761 BR Reverse Solenoid Return
106 RD Product Link F780 PK Parking Brake Switch
108 BU Wipers F781 BR Downshift Switch
110 RD Aux Ckt 3 F782 OR Reverse Switch
111 YL Aux Ckt 1 F783 GN Upshift Switch
112 PU Main Power Relay Output F78 4 YL Downshift Switch
113 OR Opera tor Monitor P anel F7 85 WH Up shift Switch
114 RD Warning Horn (Forward) F78 6 GY Reverse Switch
115 PK Front Floods F788 PU Left Steer Clutch
116 RD Fender Floods F789 YL Right Steer Clutch
124 GN Blowers F790 BR Service Brake Pedal
130 GN Aux Ckt F792 WH Left Brake Solenoid
140 RD Power Train G730 PK Park Brake Solenoid
146 RD Aux Circuit G731 GY Secondary Service Brake Solenoid
148 RD Aux Circuit G742 GN Relay Coil To Diode
150 RD Engine ECM Switch ed Power G743 OR Rela yCoil To Dio de
158 BR A/C Condensor G797 BU Switch To Relay Coil
159 BU ROPS A/C H710 PK Implement Cont Lift Lever Position
160 PU Winch /Seat H711 GN Implement Cont Tilt Lever Position
1 76 O R W in ch S wi tc h / Se at S us pe ns io n H 71 3 P K I mp le me nt Co nt L if t Pr op or ti on a lS ol en oi d
1 84 B U A RO C on ne ct or / L ig ht B ar C on n ec to r H 71 4 O R I mp le me nt C on t Lo we r Pr op or ti o na l So le no id
186 RD 24V -12V Converter J764 BR Swi tch/Sensor Return #1
197 RD Aux Ckt 4 J766 PU Switch/Sensor Return #3
198 RD Service Brake Peda lSw K757 YL Blade Rotation Pwm Out
Ground Circuits L 74 0 B R A na lo g Se ns or R et ur n (+ 5V )
200 BK Main Chassis N707 PU Engine Digital Sensor Return
201 BK Opera tor Monitor Return P732 OR Win ch Free Spool Status
202 BK Xmsn Ctrl R746 PK Turbo Outlet Press Sensor
205 BK Instr R747 GY Atmospheric Press Sensor
216 BK Aeta Coding Pin 20 T725 WH Fuel Filter Switch
229 BK Bat (-) T744 WH Accugrade Blade Control -Sw Pwr 1Return
270 BK CMS Ide nt Code 0 T745 YL Accugrade Blade Control -Sw Pwr 2Return
271 BK CMS Ident Code 1 Y759 BK GPS Receiver (RXD -Comm #2)
272 BK CMS Ident Code 2 Y760 BK GPS Receiver (TXD -Comm #2)
273 BK CMS Ide nt Code 3 Y787 WH CAN Data Link (+) -Implements
274 BK CMS Ident Code 4 Y788 GY CAN Data Link (-) -Implements
275 BK CMS Ide nt Code 5 851 WH Hydrst Speed And Direction Sen sor
276 BK Xmsn Ctrl Ident Code 0 892 BR Cat Data Link (-)
277 BK Xmsn Ctrl Ident Code 1 893 GN Cat Data Link (+)
278 BK Xmsn Ctrl Ident Code 2 F846 PU Led Driver 1
279 BK Xmsn Ctrl Ident Code 3 F84 8 OR Bi-Directional Mode Switch
280 BK Xmsn Ctrl Ident Code 4 F84 9 WH Bi-Directional Mode Switch
290 BK CMS Service F877 WH Switch To Relay 1
291 BK CMS Clear G826 BR Adem III Filter Sensor +5V
A235 BK DigitalSensorReturn G827 BU AdemIIIFilterSensor Common
A289 BK Start Aid Solenoid Return G828 WH Adem III Pressure Sensor +5V
Basic MachineCircu its G 8 29 G N A d em II I P r es s ur e S e ns o r C o mm o n
3 01 O R S ta rte rN o. 1S ol en oi d G 83 3 P K A de mI II En gi ne Te mp er at ur eS en so r
3 04 W H S ta rt er R el ay No .1 O ut pu t G 84 9 B R E ng in e In je ct or A ct ua ti on Pr es su re
3 06 G N S ta rt er Rl y C oi l To Ne ut St ar t S w Or Ke y S w G 85 0 B U I nl e t A ir He at er
3 07 O R K ey S w T o Ne ut St ar t S w/ Vm is S n sr M o du le G 85 4 P K I nj e ct or A c tu at io n P re ss C o nt ro l Va lv e
308 YL Main Power Relay Coil G855 PU IAP Cont Valve Common
3 10 P U S ta rt A id Sw it ch To St ar t A id S ol en oi d G 85 6 W H T DC Pr ob e +
321 BR Backup Alarm Lamp Travel Alarm G857 YL TDC Probe -
3 22 G Y W ar ni ng Ho rn (fo rw ar d) H 80 2 G Y P ro po rt io na lD ri ve rR etu rn
3 26 P U K ey Sw it ch 'C 'T er m. L 85 6 Y L Ct ct Bl ad eC on tr ol - Ca nD Da ta Li nk (+)
3 37 W H P re lu be P us hb ut to n Sw it ch T o Pr el ub e Ti me r L 85 7 G N C tc t Bl ad e Co nt ro l - Ca n D Da ta L in k (- )
Monitoring Circuits L 87 0 Y L C tc t Bl ad e Co nt ro l - Aw ak e
403 GN Alternator (r) Term. L871 BU Ctct Blade Contro l- Awake Gn d
410 WH Action Alarm L872 BU Ctct Blade Control -Switched Pwr 1
411 PK Opr Mo nMaster L873 GY Ctct Blade Contro l- Switched Pwr 2
4 19 Y L O pr Mo nP ar ki ng Br ake L 87 4 Y L Ct ct Bl ad eC on tr ol - Swi tch ed Pw r3
424 G Y Opr Mo nPower Train Temp T85 8 GY Inje ctor High Sid e
4 26 B R O pr Mo nP ow er Tr ai nO il Fi lte r T8 59 WH In je ct or Hi gh Si de
442 GY Hyd System Temp Gage T860 OR Injector High Side
443 YL Power Train Temp Gage 900 PU 1st Gear Clutch Solenoid
447 PK Fuel Le vel Gage 924 GN Tran smission Sole noid 1-4 Return
A447 PK PrelubePress.Switch ToPrelubeTimer 975 WH PowerTrainSolenoid Return
A487 PU OprMonFault Alarm#2 977 YL Auto-DownshiftSwitch
C413 YL Vmis Di splay Data 993 BR Analog Sensor Co mmon (pin 30)
C414 BU Vmis Display Load 994 GY Oil Pressure (Filtered)
E455 BR Hydraulic Oil Filter 995 BU Coolant Temperature
G 46 0 G N T ra nsm is si on Te mp er at ur e 9 97 O R E ng in eA na lo gS en so rP owe r
H416 GN Lamp Indicator 998 BR Engine Digital Sensor Return
H417 OR Lamp Indicator C912 GN Throttle Position
Accessory Circuits C 91 3 B U G ro un d Sp ee dR ad ar
500 BR Wiper - Front (Park) C967 BU Inle t Air Temper ature
501 GN Wiper -Front (Low) C986 BR Throttle Position
502 OR Wiper -Front (High) C987 RD Inlet Air Heater
503 BR Wiper -Rear (Park) C991 PK Fuel Filter Monitor
504 YL Wiper - Rear (Low) E900 WH Trans Output Spd +
505 BU Wiper -Rear (High) E901 GN Trans Output Spd -
506 PU Washer - Front E906 OR Trans Output Spd Q+
507 WH Washer - Rear E907 GY Trans Output Spd Q-
508 PU Radio Speaker -Left E908 BR Trans Input Spd +
5 09 W H R ad io Sp ea ke r- Le ft (C omm on ) E 90 9 WH Tr an sIn pu tS pd -
5 11 B R R ad io Sp ea ke r- Ri gh t E 91 2 P U L ift Le ve rNe ut ra lP os Swi tch To Gn d
5 12 G N R ad io S pe ak er - Ri gh t( Co mm on ) E 91 3 Y L L if tL ev er Ne ut ra l Po sS wi tc hT oG nd
5 13 O R A /C C om pr es so r/ Re fr ig er an t Pr e ss ur e Sw E 91 8 G N I mp le me nt L oc ko ut S wi tc h To G n d
515 GY Blower Motor (High) E963 BK Engine Speed/Timing A-
516 GN Blower Motor (Medium) E964 WH Engine Speed/Timing A+
517 BU Blower Motor (Low) E965 BU Engine Speed/Timing B-
5 21 Y L A /C Sw it ch To Re fr ig er an tS wi tc h E 96 6 Y L E ng in e Sp ee d/ Ti mi ng B+
5 22 W H A /C Cl ut ch T o Th er mo st at S wi tc h F 97 8 W H F er ri tt e Wi re C oi l Un sw it ch ed
523 BR Wiper -Left (park) F97 9 YL Ferr itte Wire Coil Switched
524 BU Wiper - Left (low) G939 PK Power Train Sw. / Sensor Return
525 GY Wiper - Left (high) J943 GN Implement Mode Switch (N.O .)
526 YL Wiper - Right (park) J944 BU Implement Mode Switch (N.C.)
5 27 G N W ip er - Ri gh t ( lo w) J 94 5 WH Im pl em en t Ma nu al Mo de S wi tch (N. O.)
5 28 P K W ip er - Ri gh t( hi gh ) J 94 6 O R Im pl em en tMa nu al Mo de Sw itc h( N. C. )
529 WH Washer - Left J950 PU Left Lift Cylinder Position
530 OR Washer - Right K960 PK CAN Data Link B (+)
567 WH A/C Switch Jumper K961 GN CAN Data Link B (-)
5 73 G N B la de Fl oa tL imi tS wi tch No .2 K 97 8 B U E cp cP ump So le no id
5 92 B U D C/ DC Co nv er te rP ow er Ou tp ut L 99 7 B U S pe ed Se nso r# 2O utp ut
5 93 G N C on de ns or Fa nR el ay To Mo to rs M9 19 B U Ri pp er Pr es su re
A501 BU Defroster Fan Switch M927 GN Implement Cutout Valve
A513 PK DC/DCConverterMemoryOutput M928 BU RightTiltValve
A557 WH Precleaner Blower +B M929 WH Left Tilt Valve
C568 WH Blower Motor N942 OR Flexxaire Fan Switch
C 56 9 Y L S ec on d DC /D C Co n ve rt er P ow er O ut pu t N 95 7 P K A cc ug ra de G PS ( Rx d - Co mm # 1)
E 55 5 O R D C/ DC Co nv er te r Me mo ry Ou tp ut #2 N 95 8 P K A cc ug ra de G PS ( Rx d- Co mm #2 )
Lighting Circuits N 95 9 P K A cc ug ra de G PS ( Rx d - Co mm # 3)
600 BR Dash Lamp -Basic N960 OR Accugrade GPS (Txd -Comm #1)
608 GN Flood Lamp -Rear N961 OR Accugrade GPS (Txd -Comm #2)
609 YL Flood Lamp -Side N963 OR Accugrade GPS (Txd -Comm #3)
610 OR Head Lamp -Basic N965 BU Accugrade GPS (Dsr -Comm #2)
625 PK Courtesy Lamp N967 GY Accugrade GPS (Cts -Comm #1)
6 30 G Y F lo od La mp Re ar (A TCH ) N 97 0 Y L A cc ug ra de GP S( Dt r- Co mm #1 )
651 PK Flood Lamp Rear N973 BR Accugrade GPS (Dcd -Comm #1)
6 63 G Y G ag eL am ps -S ma rt EM S N 97 6 P U A cc ug ra de GP S( Rt s- Co mm #1 )
Control Circuits N 97 9 G N S ig na l Gn d- Co mm #1
709 OR Sensor Power Supply N980 GN Signal Gnd -Comm #2
751 GN Xmsn Shift Solenoid No. 1Or 3 N982 YL Data -Keyboard
752 YL Xmsn Shift Solenoid No. 2 N983 OR Clock -Keyboard
7 54 B U X msn Sh if tS ol en oi dNo .3 Or 1 N 98 7 G N Re gu la te dP owe r- 5 Vd c
755 OR Xmsn Shift Solenoid No. 4Or 5 T90 1 YL Mss Exciter Coil
779 WH Coupler Engage Sol enoid T902 PK Mss Exciter Coil
7 80 P U C ou pl er Di se ng ag eS ol en oi d T9 51 Y L In je ct or 1 Hi -s id e
A700 OR DigitalSensorPower(+8V) (pin35) T952 BR Injector2Hi-side A751 YL AfterCoolerTemp (pin15) T953 BU Injector3Hi-side
A757 GY ThrottleSwitch#3 T954 GY Injector4Hi-side
A758 BR ThrottleSwitch#4 T955 GN Injector5Hi-side
C720 BU Relay Interlock T956 GY Injector 6 Hi-side
E707 GN Vmis Display +V T957 PU Injector 1 Return
E708 PK Vmis Display Clock T958 YL Injector 2Return
E735 PU Service Meter T959 BR Injector 3 Return
E752 YL Lightbar 1RS232 TX T960 BU Injector 4Return
E753 WH Lightbar 1RS232 RX T961 GN Injector 5Return
E 79 9 B R D ema nd Fa nS ol en oi dR etu rn T9 62 WH In je ct or 6 Re tu rn
F 70 0 B U D em an d Fa nS ol en oi dR et ur n T 96 4 O R P ro du ct Li nk (R S2 32 P or t1 TX D)
F 70 2 G N D ec el P ed al P os it io n Se ns or T 96 5 G N P ro du ct Li nk (R S2 32 P or t1 RX D)
F 70 8 Y L F le xx ai re Fa nP ul lS ol en oi d T9 66 B K P ro du ct Li nk (RS 23 2P or t1 GND )
F 70 9 B U F le xx ai re Fa nP ush So le no id T9 68 WH P re lu be Oi lE va cP um p
F711 GN CAN Link + T993 BR Analog Sensor Return
F712 GY CAN Link - T997 OR +5V Analog Sensor Power
F 71 4 P K R ig ht Tu rb oI nl et Pr es su re Y 92 5 Y L Co un te rb al an ce So le no id 1
F 71 5 P U U se r S hu td own Y 93 3 Y L In cr em en t/ De cr em en t S w( N. O. ) ( Ac cu gr ad e)
F 71 6 W H U se r S hu td own Y 93 4 WH In cr em en t/ De cr em en t S w( N. C. ) ( Acc ug ra de )
FailureModeIdentifi ers (FMI)¹FM I N o. Fa il ur eD es cr ip ti on
0 Dat avalidbut abovenormaloperat ionalrange.
1 Dat avalidbut belownormaloperationalrange.
2 Dat a errat ic , intermitt ent , or incorrec t.
3 Volt ageabovenormalorshort edhigh.
4 Volt agebelownormalorshort edlow.
5 Current belownormaloropenc ircuit .
6 Current abovenormalorgroundedc ircuit.
7 Mechanicalsyst emnot respondingproperly.
8 Abnormalf requency , pulsewidt h, orperiod.
9 A b no r ma l u p da t e.
1 0 A b no r ma l r a te o f c ha n g e.
11 Fai luremodenot identi f iable.
1 2 B a d d ev i ce o r c o mp o n en t .
1 3 O u t o f ca l ib r at i on .
1 4 P a ra m et e r fa i lu r es .
1 5 P a ra m et e r fa i lu r es .
1 6 P a ra m et e r no t a va i la b le .
1 7 M o du l e n ot r e sp o nd i ng .
1 8 S e ns o r su p pl y f au l t.
1 9 C o nd i ti o n n ot m e t.
2 0 P a ra m et e r fa i lu r es .
¹TheFMIisa diagnosticcodethatindicates whattypeoffailure hasoccurred.
EID L evel Des cri pti on Op erato r Res po ns e
3 0 2 T ra ns Oi lT em pH ig h
CheckOil.
Modifymachineoperationin ordertoreduce
systemload.
1 16 2 P TO F lt r B yp as se d
PTO filter Bypass Switch is connected to the EMSIII
module.Activatedwhenhydraulic oiltemperatureis
greaterthan52 °C(125.6°F)an dtheswitchis open.
Changefilter.
1 5 5 2 H i gh T o rq u e Co n ve r te r O il T e mp
CheckOil.
Modifymachineoperationin ordertoreducesystemload.
4 67 2 B la d eL if t No t In C en te r
Activewhenthe bladecontrolhandle isnot
inthecenter positionwhenANY ofthese
conditionsaretrue:
Key switch is turned ON.
Engineiscranking.
Hydrauliclockoutswitchis movedfrom
LOCKEDto UNLOCKED.
Duringcalibrations.
Ifmovingthehandle backtocenter positiondoes
notcorrecttheproble m,performthetroubleshooting
procedureforthe liftsolenoids.(1)
4 68 2 B l ad e Ti lt N ot I n Ce nt er
Activewhenthe bladecontrolhandle isnot
inthecenter positionwhenANY ofthese
conditionsaretrue:
Key switch is turned ON.
Engineiscranking.
Hydrauliclockoutswitchis movedfrom
LOCKEDto UNLOCKED.
Duringcalibrations.
Ifmovingthehandle backtocenter positiondoes
notcorrecttheproble m,performthetroubleshooting
procedureforthe tiltsolenoids.(1)
5 22 2 B l ad e An gl e No t In C en te r
Activewhenthe bladecontrolhandle isnot
inthecenter positionwhenANY ofthese
conditionsaretrue:
Key switch is turned ON.
Engineiscranking.
Hydrauliclockoutswitchis movedfrom
LOCKEDto UNLOCKED.
Duringcalibrations.
Ifmovingthehandle backtocenter positiondoes
notcorrecttheproble m,performthetroubleshooting
procedureforthe anglesolenoids.(1)
8 6 1 1 C l oc k M an u al A l i gn m en t R eq u ir e d
Warning-The ECMinternalclockis toofar
outofalignment withtheother controlmodule
clocksonthemachine.
UsetheETservice toolinorder tomanuallyalign
theclockwiththe othercontrolmodules.
8 78 2 H yd Oi lTe mp
Activates at 108 °C(226.4 °F) - Resets
at 104 °C(219.2 °F.)
Modifymachineoperationto reducesystem
load.Checkoil level.
8 78 3 H yd Oi lTe mp
Activates at 114 °C(237.2 °F) - Resets
at 112 °C(233.6 °F.)
Immediatesafeshutdown- Modifymachine
operationtoreduce systemload- Checkoillevel.
1 96 9 3 T ra ns L ub e Te mp H ig h I mm ed ia te s af e sh ut do wn - M od if y ma ch in e
operationtoreduce systemload- Checkoillevel.
2 1 15 2 I m pl e me n ts L o ck e d Di a gn o st i c
Activatedwhena diagnosticcodeis active
for an implement system component for ANY
ofthefollowing conditions:
Short to battery (solenoids).
Lowvoltageor open(solenoids).
Hydrauliclockoutswitchis faulted.
Checkactivediagnosticcodes andcorrect
theproblem.
Power TrainEvent Identifier (EID)Codes
Service Mode Number
Operator Mode Sequence 0
Harness Code 1
Numeric Readout 2
Service 3
Digital Tattletale 4
C al ib ra ti on 1 (T ra ns mi ss io nC on tr ol ) 6
C al ib ra ti on 2 (T ra ns mi ss io nC on tr ol ) 7
C al ib ra ti on 3 (T ra ns mi ss io nC on tr ol ) 8
Charging System Display 9
Monitoring System ServiceModes
Op erator Mo de Numb er
Gear Display 1
Service Meter 2
Tachometer 3
Monitoring System Operator Modes
Resistor, Sender and Solenoid SpecificationsPart No. Component Description Resistance (Ohms)¹
116-6203 Resistor: 20
122-1133 Solenoid: Winch 41.9 ± 2.1
134-2540 Resistor: CAN A (2) 120
172-2392 Solenoid:ParkingBrakeDump
Service Brake Dump41.9 ±2.1
174-4909 Solenoid: Brake 8.7 ±0.4
200-0189 Solenoid: Blade Float Control 76.3 ± 3.8
257-5029 Resistor: B lower Motor 0.4 to 1.3
¹ Atroomtemperature unlessotherwisenoted.
Off MachineSwitch SpecificationPart No. Funct ion Actuate Deactuate Contact Position
- 1. 1 ± 0. 8° C 2 .2 ±0 .8 °C
( 30 ± 1. 4° F) ( 36 ± 1. 4° F)3E-5464 A/C Thermostat Normally Closed
Component Identifiers (CID¹)
ModuleIdentifier (MID²)Caterpillar Monitoring System
(MIDNo. 030)CID Component
0 09 6 F ue l Le ve l Se nd er
0 1 00 E n g in e O il P r e ss u re S e n so r
0110 EngineCoolant Temperat ureSensor
0177 Transmiss ionOilTemperat ureSensor
0 24 8 D at aL in k
0 2 63 S e n so r P o we r S u pp l y
0 27 1 A ct io n Al ar m
0280 Transmiss ionOilTemperat ureSender
0 32 4 A ct io n La mp
0600 Hydraul icOilTemperat ureSensor
0 8 19 D i sp l ay D a ta L i n k
0 8 21 D i sp l ay P o we r S u pp l y
1045 PowerTrainOilTemperat ureSensor
1425 I mplement TankOilTemperat ureSensor
EngineControl System
(MIDNo. 036)CID Component
0 0 01 I n je c to r C yl i nd e r # 1
0 0 02 I n je c to r C yl i nd e r # 2
0 0 03 I n je c to r C yl i nd e r # 3
0 0 04 I n je c to r C yl i nd e r # 4
0 0 05 I n je c to r C yl i nd e r # 5
0 0 06 I n je c to r C yl i nd e r # 6
0 04 1 8 V ol t DC S up p ly
0042 I njec tionAc t uat ionCont rolValve
0 0 91 T h ro t tl e P o si t io n S i gn a l
0 09 4 F ue l Pr es su re
0 1 00 E n g in e O il P r e ss u re
0 1 10 E n g in e C oo l an t Te m pe r at u re
0 1 64 I n je c to r A ct u at i on P r e ss u re
0 1 68 E l e ct r ic a l Sy s te m V ol t ag e
0172 I nt akeManif oldAirTemperat ure
0 1 90 E n g in e S pe e d S ig n al
0 24 7 J 19 39 D at a Li nk
0 2 53 P e r so n al i ty M o du l e
0 2 61 E n g in e T im i ng C a li b ra t io n
0 2 62 5 V o l t Se n so r S u pp l y
0 2 64 D e ce l T hr o tt l e Po s it i on
0266 I ncorrec t Crank -Wit hout-I nject I nput
0 2 68 C h ec k P ro g ra m ab l e Pa r am e te r s
0 2 74 A t mo s ph e ri c P r es s ur e
0 2 91 E n g in e C oo l in g F an S o l en o id
0 2 96 T r an s mi s si o n E CM
0 3 42 S e co n da r y En g i ne S p ee d S e ns o r 1 5 89 T u rb o I nl e t Ai r P re s su r e S en s or
1 5 99 E n g in e F an P u l l So l en o id
1 6 00 E n g in e F an P u sh S o l en o id
1 6 39 M a ch i ne S e cu r it y S ys t em
1785 I nt akeManif oldPressureSensor
Power Train Control System
(MIDNo. 113)CID Component
0 0 70 P a r ki n g B ra k e Sw i tc h ( On / O f f P ol e )
0 1 68 E l e ct r ic a l Sy s te m V ol t ag e
0177 Transmiss ionOilTemperat ureSensor
0 2 62 5 V o l t Se n so r P o we r S up p l y
0 2 98 S e r vi c e Br a ke S w it c h
0299 Transmiss ionDirec tionLeverPosit ionSensor
0 3 68 A u to s hi f t Sw i tc h
0 4 44 S t ar t er M o to r R e la y
0468 Serv iceBrakePedalPos it ionSensor
0 4 90 I m pl e me n t Lo c ko u t Sw i tc h es
0 4 97 T i lt R i gh t S o le n oi d
0 4 98 T i lt L e ft S o l en o id
0585 Transmiss ionOut put SpeedSensor(1)
0 5 88 M o ni t or i ng S y st e m Di s pl a y
0 59 0 E ng in eE CM
0 6 21 D o wn s hi f t Sw i tc h
0 62 2 U ps hi ft S wi tc h
0 65 0 H ar ne ss C od e
0 6 68 T r an s mi s si o n S hi f t Le v er
0672 TorqueConverterOut put SpeedSensor
0673 Transmiss ionOut put SpeedSensor2
0 6 81 P a r ki n g B ra k e So l en o id
0 6 89 L e ft S t ee r in g B r ak e S ol e no i d
0 7 22 S e co n da r y Br a ke S o l en o id
0874 ModeSelect Swit ch(Implement Handle)
0875 ManualSelec t Switch(I mplement Handle)
0 8 82 H y dr a ul i c Lo c ko u t So l en o id
1078 BladeControlHandleRaise/ LowerPos it ionSensor
1079 BladeControlHandleTi l t Pos itionSensor
1 1 97 B l a de L o we r S o le n oi d
1 1 98 B l a de R a is e S ol e no i d
1 2 98 I m pl e me n t So l e no i ds
1 3 26 E C M Lo c at i on C o d e
1 4 01 T r an s mi s si o n S ol e no i d Va l ve 1
1 4 02 T r an s mi s si o n S ol e no i d Va l ve 2
1 4 03 T r an s mi s si o n S ol e no i d Va l ve 3
1 4 04 T r an s mi s si o n S ol e no i d Va l ve 4
1 4 05 T r an s mi s si o n S ol e no i d Va l ve 5
1450 MainPumpHydraul icPressureSensor
1 4 82 1 0 V o lt S e ns o r Po w er S u p pl y
1582 Transmiss ionLubeOilTemperat ureSensor
1 8 70 B l a de C o nt r ol H a n dl e T hu m b Ro c ke r
1 9 33 B l a de A n gl e L e ft S o le n oi d
1 9 34 B l a de A n gl e R ig h t So l en o id
1 9 60 I g ni t io n K ey R e ad e r
2114 BladeControlHandleTriggerSwit ch
2 12 2 R ev er se S wi tc h
CID Component
0 1 68 E l e ct r ic a l Sy s te m V ol t ag e0 2 54 E l e tr o ni c C on t ro l M od u le
0 2 69 S e n so r P o we r S u pp l y
1 2 50 R e mo t e Co m mu n ic a ti o n Mo d ul e
1 2 51 A l te r na t or R T e rm i na l
¹TheCID isadiagnostic codethatindicates whichcomponentisfaulty.
Product Link Radio
(MIDNo. 122)
²TheMID isadiagnostic codethatindicateswhich electroniccontrolmodule
diagnosedthefault.
Volume2 -Connector Location
Connector Number Schematic
Location
Machine
Locat ion
CONN 3 B-10 F-12, F-33
CONN 4 C-11 F-12, F-33
C O NN 1 3 A - 9 K - 17 , K - 31
C ON N 18 A -5 R -1 2, R -3 6
CONN 19 B-5 R-12, R-36
CONN 28 B-13 H-15, H-35
CONN 29 B-13 H-15, H-35
CONN 30 C-13 Q-17, Q-36
CONN 31 D-13 J-16, J-30
CONN 32 E-13 I-15, I-39
CONN 33 G-13 I-15, I-39
C ON N3 4 W in ch Di ag no st ic s A -1 0 A -1 2, A- 32
CONN 35 C-10 F-12, F-33
CONN 36 B-8 M-16, M-32
CONN 37 B-8 M-16, M-32
CONN 38 C-8 M-16, M-32
CONN 39 F-8 H-13, H-39
CONN 40 F-8 H-13, H-39
CONN 41 F-8 H-15, H-37
CONN 42 H-8 K-16, K-40
CONN 43 I-7 R-12, R-37
CONN 44 E-5 Q-15, Q-34
CONN 45 H-4 G-15, G-41
CONN 46 I-4 K-23, K-32
CONN 47 C-3 Q-16, Q-34
CONN 48 G-4 Q-18, Q-37
CONN 49 I-4 K-23, K-32
CONN 50 H-3 Q-18, Q-37
CONN 51 G-2 Q-16, Q-35
CONN 52 D-1 Q-17, Q-36
CONN 53 D-1 Q-17, Q-36
C ON N8 3 D a ta li nk Se rv ic es B -1 3 H -1 6, H- 38
C ON N8 4 M on it or S er vi ce s B -1 3 H -1 6, H- 38
Theconnectorsshownin thischartare forharnessto harnessconnectors.
Connectorsthatjoina harnesstoa componentaregenerally locatedator near
thecomponent. SeetheComponent LocationChart.
Volume2 -Component Location
ComponentSchematic
Location
Machine
LocationComponent
Schematic
Location
Machine
Location
10A Converter F-8 J-16, J-39 Resistor, CAN ADatali nk E-15 L-15, L-39
20A Converter F-10 H-12, H-36 Sensor, Brake Position C-3 Q-14, Q-34
Alarm,Action D-2 Q-17,Q-36 Sensor,DecelPedal Position C-3 Q-14,Q-34
Block, Fuse H-9 L-16, L-40 Sensor, FNR I-13 M-17, M-38
Cluster, Gage E-3 Q-17, Q-36 Solenoid, Brake G-11 I-13, I-38
Co nt ro l, EM S G -3 Q -1 7, Q- 36 S ol en oi d, Pa rk in g B ra ke Du mp G -1 1 I- 13 , I -3 8
C o nt r ol , H a nd l e ( U ps h if t & D o wn s hi f t) I - 13 M - 17 , M - 38 S o le n oi d , S e rv i ce Br a ke Du m p G - 11 I - 13 , I - 38
Control, Machine I-15 L-15, L-3 9 Solenoid, Winch C- 10 A-11, A-36
C on tr ol ,P ro du ct Li nk D -1 5 H -1 5, H- 35 S wi tc h, A/ C4 S pe ed Bl ow er G -1 Q -1 7, Q- 36
Co nt ro l, W in ch B -1 0 F- 11 , F -3 5 S wi tch , A /C Th er mo sta t G -1 Q -1 7, Q -3 6
Ha nd le , Wi nc h C on tr ol D- 9 K -1 7, K- 33 S wi tch , A uto Do wn sh if t E -1 Q -1 7, Q- 36
Mo du le , L amp G ea r E -3 Q -1 7, Q -3 6 S wi tch , B i- Di re cti on al E -1 Q -1 7, Q -3 6
Mo to r, Bl ow er G -1 R- 17 , R -3 6 S wi tch , C ha rg e Fi lt er Byp as s D -1 3 J -1 6, J- 30
Mo to r, C omp re sso r C -1 3 Q -1 7, Q -3 6 S wi tch , F or wa rd H or n B -9 I- 17 , I -3 3
Motor, Defrost Fan I-6 Q-17, Q- 35 Switch, Front Wiper H-5 M-23, M-32
M ot or , F ro nt Wa sh er P um p I -2 H -1 5, H- 43 S wi tc h, Im pl em en t S hu to ff B -9 L -1 7, L- 32
Motor, Front Wiper H-4 R-23, R-36 Switch, K eystart E-1 P-18, P-35
Motor, Left Washer Pump I-2 H-15, H-43 Switch, Lamp F-1 Q-17, Q-36
Motor, Left Wiper H-4 P-13, P-39 Switch, L eft Wiper H-5 M-23, M-32
Motor, Precleaner H-11 K-24, K-36 Switch, MVP C-9 L-17, L-32
M ot or , R ea r W as he r P um p I -2 H -1 5, H- 43 S wi tc h, Op er at or Mo ni to r D -1 Q -1 7, Q- 36
Mo to r, R ea r W ip er I -4 H- 23 , H -3 6 S wi tch , P ar ki ng B ra ke H -1 3 M- 17 , M -3 9
Mo to r, Ri gh t Wa sh er Pu mp I -2 H- 15 , H -4 3 S wi tch , R ea r Fl oo d F -1 P -1 7, P- 37
Motor, Right Wipe r I-4 P-13, P-32 Switch, Rear Wiper I-5 M-23, M-32
Relay, Main G-9 L-16, L-40 Switch, Reverse I-13 M-17, M-38
Relay, Precleaner H-10 K-24, K-36 Switch, Right Wiper I-5 M-23, M-32
Relay, Start G-9 L-16, L-40 Switch, Seat C-13 Q-17, Q-36
Resistor D-3 Q-17, Q- 36 Switch, Service Brake Pedal C-3 Q-14, Q-34
Re si sto r, B lo we r M ot or H- 1 Q -1 7, Q -3 6 S wi tch , T hr ot tl e C- 9 L -1 7, L -3 2
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2 200-L32 BK-14
AG-C4111-7898
L-C123E-5179
C-C4130-6795
9X-1123
ComponentPartNumber
SingleWireConnector
SocketPin
AG-C3130-6795
Pin or SocketNumber
Wire,Cable,orHarnessAssemblyIdentification:IncludesHarnessIdentificationLettersandHarness
ConnectorSerializationCodes HarnessConnectorSerializationCode:The"C"standsfor"Connector"andthenumber indicateswhichconnector in the harness. (C1, C2, C3, .....)
Part Number ForConnectorRecepticle
Part Number for
ConnectorPlug
Harness Identification Letter(s):(A, B, C, ..., AA, AB, AC, ...)
Plug
GroundConnection
325-AG135 PK-14
CircuitIdentificationNumber W ir eC ol or W ir eG au ge
Harnessidentificationcode:Thisexampleindicateswire135inharness"AG".
Receptacle
PressureSymbol
T
TemperatureSymbol
LevelSymbol
FlowSymbol
Circuit Breaker Symbol
Harness and WireSymbols
1 1
2 2
Sure-Seal connector: Typicalrepresentation
ofaSure-Sealconnector. Theplugandreceptacle
containbothpinsandsockets.
Deutsch connector: Typicalrepresentation
ofaDeutsch connector. Theplugcontainsall
socketsandthe receptaclecontainsallpins.
Symbols
Symbols and Definitions
Harness And Wire Electrical Schematic Symbols
Fuse(5Amps)
5A
Fuse: Acomponentinanelectricalcircuit thatwillopenthe circuitiftoomuch currentflowsthroughit.
Switch (Normally Open): Aswitchthatwill closeata specifiedpoint(temp,press,etc.).Thecircleindicatesthatthe componenthasscrewterminalsandawirecan bedisconnectedfromit.
Switch (Normally Closed): Aswitchthatwill openataspecifiedpoint (temp,press,etc.).Nocircleindicatesthat thewirecannotbedisconnectedfromthecomponent.
Ground (Wired): Thisindicatesthatthecomponentis connectedtoagroundedwire.Thegroundedwireisfastenedtothe machine.
Ground (Case): Thisindicatesthatthecomponentdoesnot haveawireconnectedto ground.Itisgroundedby beingfastenedtothemachine.
Reed Switch: Aswitchwhosecontactsarecontrolledbyamagnet. Amagnetclosesthecontactsofanormallyopen reedswitch;itopensthe contactsofanormallyclosed reedswitch.
Sender: Acomponentthatisused withatemperatureorpressuregauge.Thesender measuresthetemperatureor pressure. Itsresistancechangestogivean indicationtothegaugeofthe temperatureorpressure.
T
Relay (Magnetic Switch): Arelayis anelectricalcomponentthatisactivatedby electricity.Ithasa coilthatmakesan electromagnetwhencurrentflowsthroughit.Theelectromagnetcanopenorclosetheswitch partoftherelay.
Magnetic Latch Solenoid: Amagneticlatchsolenoidis anelectricalcomponentthatisactivatedbyelectricityandheld latchedbya permanentmagnet.Ithastwocoils(latch andunlatch)thatmakeelectromagnetwhencurrentflowsthroughthem.Italsohas aninternalswitchthatplacesthelatchcoil circuitopenatthe timethecoill atches.
Solenoid: Asolenoidis anelectricalcomponentthatisactivatedby electricity. Ithasacoilthatmakesan electromagnetwhencurrentflowsthroughit. The electromagnetcanopenorclose avalveor moveapieceof metalthatcando work.
K E N R 5 1 3 1 - 0 2 V O L 3 o f 3
3 6 P a g e , ( D i m e n s i o n s : 4 8 i n c h e s x 3 5 i n c h e s )
KENR5131-02June2010
D6T Track Type Tractor
Electrical Systemwith AccuGrade
Volume 3 of 3: Accugrade
© 2010 Caterpillar, All Rights Reserved Printed in U.S.A.
JHB1-UPZEB1-UPSMC1-UPJWD1-UPLBD1-UPLAE1-UP
DJG1-UPWCG1-UPWFH1-UPLKJ1-UPKJL1-UPSKL1-UP
GCT1-UPRLW1-UPLAY1-UPPEZ1-UP
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Related Electrical ServiceManualsForm Number
Alt ernat or: 197-8820 SENR4130
Electric Starting Motor:
Cons is t: 207-1556 SENR3581
Cons is t: 237-1962 SENR3860
AccuGradeLaserSystem: RENR8128
CaterpillarMonitoringSystem: RENR2014
EngineControl: SENR9345
PowerTrainControl: RENR9867
ProductLinkRadio: RENR7911
T it le
WireDescriptionWire
Number W ir e Co lo r D es cr ip ti on
Wire
Number WireColor Description
Power Circuits Control Circuits (Continued)
1 01 R D B at (+) (N ot Ap pl ica ti on Sp eci fi c) F7 17 Y L Th ro ttl eS wi tc h
102 RD Head Lamp F718 BU Throttle Switch
103 YL Rear Floods F719 BR Crank With Out Injection (N.C)
104 YL Aux Ckt 2 F720 GN Crank With Out Injection (N.O)
105 RD Key Switch F761 BR Reverse Solenoid Return
106 RD Product Link F780 PK Parking Brake Switch
108 BU Wipers F781 BR Downshift Switch
110 RD Aux Ckt 3 F782 OR Reverse Switch
111 YL Aux Ckt 1 F783 GN Upshift Switch
112 PU Main Power Relay Output F784 YL Downshift Switch
113 OR Operator Monitor Panel F785 WH Upshift Switch
114 RD Warning Horn (Forward) F786 GY Reverse Switch
115 PK Front Floods F788 PU Left Steer Clutch
116 RD Fender Floods F789 YL Right Steer Clutch
124 GN Blowers F790 BR Service Brake Pedal
130 GN Aux Ckt F792 WH Left Brake Solenoid
140 RD Power Train G730 PK Park Brake Solenoid
146 RD Aux Circuit G731 GY Secondary Service Brake Solenoid
148 RD Aux Circuit G742 GN Relay Coil To Diode
1 50 R D E ng in eE CM Swi tch ed Po we r G 74 3 O R Re la yC oi lT oDi od e
158 BR A/C Condensor G797 BU Switch To Relay Coil
159 BU ROPS A/C H710 PK Implement Cont Lift Lever Position
160 PU Winch /Seat H711 GN Implement Cont Tilt Lever Position
1 76 O R W in ch S wi tc h / Se at S us pe ns io n H 71 3 P K I mp le me nt Co nt L if t Pr op o rt io na l So le no id
1 84 B U A RO C on ne ct or / L ig ht B ar C on ne ct or H 71 4 O R I mp le me nt C on t Lo we r Pr op or ti on al S ol en oi d
186 RD 24V -12V Co nverter J764 BR Switch/Sensor Return #1
197 RD Aux Ckt 4 J766 PU Switch/Sensor Return #3
198 RD Service Brake Pedal Sw K757 YL Blade Rota tion Pwm Ou t
Ground Circuits L 74 0 B R A na lo g Se n so r Re tu rn ( +5 V)
200 BK Main Chassis N707 PU Engine Digital Sensor Return
201 BK Operator Monitor Return P732 OR Winch Free Spool Status
202 BK Xmsn Ctrl R746 PK Turbo Outlet Press Sensor
205 BK Instr R747 GY Atmospheric Press Sensor
216 BK Aeta Coding Pin 20 T725 WH Fuel Filter Switch
229 BK Bat (-) T744 WH Accugrade Blade Control -Sw Pwr 1Return
270 BK CMS Ident Code 0 T745 YL Accugrade Blade Control -Sw Pwr 2Return
271 BK CMS Ident Code 1 Y759 BK GPS Receiver (RXD -Comm #2)
272 BK CMS Ident Code 2 Y760 BK GPS Receiver (TXD -Comm #2)
273 BK CMS Ident Code 3 Y78 7 WH CAN Data Link (+) -Implements
274 BK CMS Ident Code 4 Y788 GY CAN Data Link (-) -Implements
275 BK CMS Ident Code 5 851 WH Hydrst Speed And Directio nSensor
276 BK Xmsn Ctrl Ident Code 0 892 BR Cat Data Link (-)
277 BK Xmsn Ctrl Ident Code 1 893 GN Cat Data Link (+)
2 78 B K X ms n Ct rl Id en tC od e2 F846 PU Led Driver 1
279 BK Xmsn Ctrl Ident Code 3 F848 OR Bi-Direction al Mode Switch
280 BK Xmsn Ctrl Ident Code 4 F849 WH Bi-Direction al Mode Switch
290 BK CMS Service F877 WH Switch To Relay 1
291 BK CMS Clear G826 BR Adem III Fi lter Sensor +5V
A235 BK DigitalSensorReturn G827 BU AdemIIIFilterSensor Common
A289 BK StartAidSolenoid Return G828 WH AdemIIIPressureSensor +5V
Basic MachineCircui ts G 8 29 G N A d em II I P r es s ur e S e ns o r C o mm o n
3 01 O R S ta rte rNo .1 So le no id G 83 3 P K A de mII IE ng in eTe mp er at ur eS en so r
3 04 W H S ta rt er Re la yN o. 1 Ou tp ut G 84 9 B R E ng in eI nj ec to r Ac tu at io n Pr es su re
3 06 G N S ta rt er Rl y C oi l To Ne ut St ar t S w Or Ke y S w G 85 0 B U I nl et Ai r H ea te r
3 07 O R K ey S w T o Ne ut St ar t S w/ Vm is S n sr M o du le G 85 4 P K I nj ec to r A ct ua ti on P r es s C on tr ol V al ve
308 YL Main Power Relay Coil G855 PU IAP Cont Valve Common
3 10 P U S ta rt Ai dS wi tch To Sta rt Ai dS ol en oi d G 85 6 WH TD CP ro be +
321 BR Backup Alarm Lamp Travel Alarm G857 YL TDC Probe -
3 22 G Y W ar ni ng Ho rn (fo rw ar d) H 80 2 G Y P ro po rti on al Dr ive rRe tu rn
3 26 P U K ey Sw itc h' C' Te rm. L 85 6 Y L Ct ct Bl ad eC on tr ol - Ca nD Da ta Li nk (+)
3 37 W H P re lu be P us hb u tt on S wi tc h To P re lu be T im er L 85 7 G N C tc t Bl ad e Co nt ro l - Ca n D Da ta L in k (- )
Monitoring Circuits L 87 0 Y L C tc t Bl ad e Co nt ro l - Aw ak e
403 GN Alternator (r) Term. L871 BU Ctct Blade Control - Awake Gnd
410 WH Action Alarm L872 BU Ctct Blade Control -Switched Pwr 1
411 PK Opr Mon Master L873 GY Ctct Blade Control -Switched Pwr 2
4 19 Y L O pr Mo nP ar ki ng Br ak e L 87 4 Y L Ct ct Bl ad eC on tr ol - Sw itc he dP wr 3
424 GY Opr Mon Powe rTrain Temp T858 GY Injector Hig hSide
4 26 B R O pr Mo nP ow er Tr ai nO il Fi lte r T8 59 WH In je cto rHi gh Si de
442 GY Hyd System Temp Gage T860 OR Injector Hi gh Side
443 YL Power Train Temp Gage 90 0 PU 1st Gear Cl utch Solenoid
447 PK Fuel Level Ga ge 92 4 GN Transmissio nSolenoid 1-4 Return
A447 PK PrelubePress.SwitchTo PrelubeTimer 975 WH PowerTrainSolenoid Return
A487 PU OprMonFault Alarm#2 977 YL Auto-DownshiftSwitch
C413 YL Vmis Display Data 993 BR Analog Sen sor Common (pin 30)
C414 BU Vmis Display Load 994 GY Oil Pressure (Filtered)
E455 BR Hydraulic Oil Filter 995 BU Coolant Temperature
G 46 0 G N T ra nsm iss io nT em pe ra tu re 9 97 O R E ng in eA na lo gS en so rP owe r
H416 GN Lamp Indicator 998 BR Engine Digital Sensor Return
H417 OR Lamp Indicator C912 GN Throttle Position
Accessory Circuits C 91 3 B U G ro un dS pe ed Ra da r
500 BR Wiper - Front (Park) C967 BU Inlet Air Te mperature
501 GN Wiper -Front (Low) C986 BR Throttle Position
502 OR Wiper -Front (High) C987 RD Inlet Air Heater
503 BR Wiper -Rear (Park) C991 PK Fuel Filter Monitor
504 YL Wiper - Rear (Low) E900 WH Trans Output Spd +
505 BU Wiper -Rear (High) E901 GN Trans Output Spd -
506 PU Washer - Front E906 OR Trans Output Spd Q+
507 WH Washer - Rear E907 GY Trans Output Spd Q-
508 PU Radio Speaker -Left E908 BR Trans Input Spd +
5 09 W H R ad io Sp ea ke r- Le ft (Co mm on ) E 90 9 WH Tr an sI np ut Sp d-
5 11 B R R ad io Sp ea ke r- Ri gh t E 91 2 P U L ift Le ve rN eu tr al Po sS wi tch To Gn d
5 12 G N R ad io Sp ea ke r -R ig ht (C om mo n) E 91 3 Y L L if tL ev er Ne ut ra lP os Sw it ch To G nd
5 13 O R A /C C om pr es so r/ Re fr ig er an t Pr es su re S w E 91 8 G N I mp le me n t Lo ck ou t Sw it ch T o Gn d
515 GY Blower Motor (High) E963 BK Engine Sp eed/Timing A-
516 GN Blower Motor (Medium) E964 WH Engine Sp eed/Timing A+
517 BU Blower Motor (Low) E965 BU Engine Speed/Timing B-
5 21 Y L A /C Sw it ch To R ef ri ge ra nt S wi tc h E 96 6 Y L E ng in eS pe ed /T im in g B+
5 22 W H A /C Cl ut ch T o T he rm os ta t Sw it ch F 97 8 W H F er ri tt e Wi re C oi lU ns wi tc he d
523 BR Wiper - Left (p ark) F979 YL Ferritte Wir e Coil Switched
524 BU Wiper -Left (lo w) G939 PK Power Train Sw. /Senso rReturn
525 GY Wiper - Left (h igh) J943 GN Implement Mode Switch (N.O.)
526 YL Wiper - Right (park) J944 BU Implement Mode Switch (N.C.)
5 27 G N W ip er - Ri gh t( lo w) J 94 5 WH Im pl eme nt Ma nu al Mo de Sw itc h( N.O .)
5 28 P K W ip er - Ri gh t( hi gh ) J 94 6 O R Im pl eme nt Ma nu al Mo de Sw itc h( N.C .)
529 WH Washer - Left J950 PU Left Lift Cylinder Position
530 OR Washer - Right K960 PK CAN Data Link B (+)
567 WH A/C Switch Jumper K961 GN CAN Data Link B (-)
5 73 G N B la de Fl oa tL imi tS wi tc hN o. 2 K 97 8 B U E cp cP um pS ol en oi d
5 92 B U D C/ DC Co nve rte rP owe rO ut pu t L 99 7 B U S pe ed Se nso r# 2O ut pu t
5 93 G N C on de nso rFa nR el ay To Mo to rs M9 19 B U Ri pp er Pr es su re
A501 BU Defroster Fan Switch M927 GN Implement Cutout Valve
A513 PK DC/DCConverterMemoryOutput M928 BU RightTiltValve
A557 WH Precleaner Blower +B M929 WH Left Tilt Valve
C568 WH Blower Motor N942 OR Flexxaire Fan Switch
C 56 9 Y L S ec on d DC /D C Co nv er te r Po we r Ou tp ut N 95 7 P K A cc ug ra de G PS ( Rx d - Co mm # 1)
E 55 5 O R D C/ DC Co nv er te r Me mo ry Ou tp ut #2 N 95 8 P K A cc ug ra de G PS (R xd - Co mm #2 )
Lighting Circuits N 95 9 P K A cc ug ra de G PS ( Rx d - Co mm # 3)
600 BR Dash Lamp -Basic N960 OR Accugrade GPS (Txd -Comm #1)
608 GN Flood Lamp -Rear N961 OR Accugrade GPS (Txd -Comm #2)
609 YL Flood Lamp -Side N963 OR Accugrade GPS (Txd -Comm #3)
610 OR Head Lamp -Basic N965 BU Accugrade GPS (Dsr -Comm #2)
625 PK Courtesy Lamp N967 GY Accugrade GPS (Cts -Comm #1)
6 30 G Y F lo od La mp Re ar (A TC H) N 97 0 Y L A cc ug ra de GP S( Dtr - Co mm #1 )
651 PK Flood Lamp Rear N973 BR Accugrade GPS (Dcd -Comm #1)
6 63 G Y G ag e L amp s - S ma rt E MS N 97 6 P U A cc ug ra de GP S( Rts - Co mm # 1)
Control Circuits N 97 9 G N S ig na lG nd - Co mm #1
709 OR Sensor Power Supply N980 GN Signal Gnd -Comm #2
751 GN Xmsn Shift So lenoid No. 1Or 3 N982 YL Data -Keyb oard
752 YL Xmsn Shift So lenoid No. 2 N983 OR Clock -Keyboard
7 54 B U X msn Sh ift So le no id No .3 Or 1 N 98 7 G N Re gu la te dP owe r- 5 Vd c
755 OR Xmsn Shift So lenoid No. 4Or 5 T901 YL Mss Exciter Coil
779 WH Coupler Engag eSolenoid T902 PK Mss Exciter Coil
7 80 P U C ou pl er Di se ng ag eS ol en oi d T9 51 Y L In je cto r1 Hi -s id e
A700 OR DigitalSensorPower(+8V) (pin35) T952 BR Injector2Hi-side
A751 YL AfterCoolerTemp (pin15) T953 BU Injector3Hi-side
A757 GY ThrottleSwitch#3 T954 GY Injector4Hi-side
A758 BR ThrottleSwitch#4 T955 GN Injector5Hi-side
C720 BU Relay Interlock T956 GY Injector 6Hi-side
E707 GN Vmis Display +V T957 PU Injector 1Return
E708 PK Vmis Display Clock T958 YL Injector 2Return
E735 PU Service Meter T959 BR Injector 3Return
E752 YL Lightbar 1RS232 TX T960 BU Injector 4Return
E753 WH Lightbar 1RS232 RX T961 GN Injector 5Return
E 79 9 B R D ema nd Fa nS ol en oi dRe tu rn T9 62 WH In je cto r6 Re tu rn
F 70 0 B U D em an d Fa n So le no id Re tu rn T 96 4 O R P ro du ct Li nk ( RS 2 32 Po rt 1 TX D)
F 70 2 G N D ec el P ed al P os it io nS en so r T 96 5 G N P ro du ct Li nk (R S2 32 Po rt 1 RX D)
F 70 8 Y L F le xx ai re Fa nP ul lS ol en oi d T9 66 B K P ro du ct Li nk (RS 23 2P or t1 GN D)
F 70 9 B U F le xx ai re Fa nP ush So le no id T9 68 WH P re lu be Oi lE va cP ump
F711 GN CAN Link + T993 BR Analog Sensor Return
F712 GY CAN Link - T997 OR +5V Analog Sensor Power
F 71 4 P K R ig ht Tu rb oIn le tP re ss ur e Y 92 5 Y L Co un te rb al an ce So le no id 1
F 71 5 P U U se r S hu td ow n Y 93 3 Y L In cr eme nt /D ec re me nt Sw (N. O.) (A cc ug ra de )
F 71 6 W H U se rS hu td ow n Y 93 4 WH In cr eme nt /D ec re me nt Sw (N. C. )( Ac cu gr ad e)
Volume3- Connector Location
Connector Number Schematic
Location
Machine
Location
CONN 8 D-13 K-11, K-37
CONN 9 D-13 K-11, K-37
CONN 10 A-13 G-12, G-35
CONN 11 B-13 G-12, G-35
C O NN 1 2 B - 13 G - 12 , G - 35
C O NN 1 3 A - 13 K - 17 , K - 3 1
C O NN 1 8 F - 3 R - 12 , R - 36
CONN 19 G-3 R-12, R-36
CONN 28 E-13 H-15, H-35
CONN 29 E-13 H-15, H-35
CONN 30 C-13 H-16, H-38
CONN 31 E-13 J-15, J-39
CONN 32 F-13 J-15, J-39
CONN 33 G-13 J-15, J-39
CONN 36 A-10 M-16, M-32
CONN 37 B-10 M-16, M-32
CONN 38 B-10 M-16, M-32
CONN 41 F-10 I-16, I-39
CONN 42 H-10 K-16, K-40
CONN 44 I-3 Q-15, Q-34
CONN 53 F-8 Q-17, Q-36
CONN 54 A-14 H-13, H-36
CONN 55 A-14 H-13, H-36
CONN 56 C-14 G-18, G-31
C ON N5 7 Da ta li nk Se rv ic e B -1 3 H -1 6, H- 38
C ON N5 8 M on it or S er vi ce C -1 3 H -1 6, H- 38
CONN 59 C-13 H-16, H-38
CONN 60 C-13 H-16, H-38
C ON N 61 A cc uG ra de S er vi ce C -1 0 M -1 6, M -3 3
CONN 62 G-10 H-13, H-38
CONN 63 G-10 G-15, G-37
CONN 64 G-10 J-16, J-39
CONN 65 A-8 P-11, P-31
CONN 66 B-8 P-11, P-31
CONN 67 D-8 N-16, N-33
CONN 68 B-6 CC-7, CC-33
CONN 69 B-6 CC-7, CC-33
CO NN 70 S er vi ce Mo de D -5 N- 20 ,N- 32C ON N 71 K ey bo ar d Co nn ec to r D -5 N -2 0, N -3 2
CONN 72 B-4 BB-16, BB-38
CONN 73 C-4 BB-16, BB-38
CONN 74 A-3 BB-22, BB-34
CONN 75 B-3 BB-22, BB-38
CONN 76 C-3 BB-22, BB-38
CONN 77 B-11 I-14, I-41
CONN 78 H-11 I-13, I-38
CONN 79 H-11 I-13, I-38
CONN 80 I-11 I-13, I-38
CONN 81 I-9 P-12, P-38
Theconnectorsshownin thischartare forharnessto harnessconnectors.Connectorsthatjoina harnesstoa componentaregenerally locatedator near
thecomponent. SeetheComponent LocationChart.
Volume3- Component Location
ComponentSchematic
Location
Machine
Location
24V Battery Backup B-11 I-14, I-41
Alarm, Advisor I-5 L-17, L-33
Control, Advisor I-4 L-17, L-33
Control, Blade (STD) I-1 L-17, L-33
C on tr ol ,B la de (V PA T) H -1 L -1 7, L- 33
Control, CAES E-4 N-20, N-32
Display, GPS E-6 M-18, M-32
F er ri te Wi re As se mb ly B -1 1 I -1 4, I- 41
Lightbar, Left F-6 P-17, P-37
Lightbar, Middle F-6 P-19, P-36
Lightbar, Right F-6 P-17, P-34
Mast, LH Electric I-14 CC-20, CC-39
Mast, RH Electric H-14 CC-20, CC-32
Module, Power A-15 H-12, H-36
Radio, GPS E-15 I-24, I-29
Receiver, GPS E-15 I-24, I-29
Receiver, LH GPS C-2 DD-22, DD-39
R ece iv er ,L HL as er H -1 4 DD -2 2, DD -3 9
Receiver, RH GPS A-2 DD-22, DD-32
R ece iv er ,R HL ase r G -1 4 DD -2 2, DD -3 2
R el ay , Co un te r Ba la n ce /B oo st G -1 R -1 2, R -3 6
R es is to r , C AN B D at al in k # 1 B -1 4 A A- 14 , A A- 33
R es is to r, CA NB Da ta li nk # 2 B -4 G -1 7, G -3 3
R es is to r, C AN D D at al in k # 1 B -1 4 A A -1 4, A A- 33
R es is to r, CA ND Da ta li nk # 2 B -4 G -1 7, G -3 3
S en so r, In cl in at io n B -3 DD -2 2, DD -3 9
S en so r, Pu mp Pr es su re A -6 N -1 0, N- 37
S ol en oi d, Bl ad eL ow er C -7 L -1 5, L- 31
S ol en oi d, Bl ad eR ai se C -7 L -1 5, L- 31
S ol en oi d, Bl ad eT il tL ef t C -7 L -1 5, L- 31
S ol en oi d, Bl ad eT il tR ig ht C -7 L -1 5, L- 31
Solenoid, Boost A-7 L-15, L-31
Component Identifiers (CID¹)ModuleIdentifier (MID²)
AccugradeLaser System
Implement ECM(MIDNo. 114)CID Component
0 04 1 8 V ol t DC S up pl y
0 1 68 E l ec t ri c al S y st e m Vo l ta g e
0 24 8 D at aL in k
0 2 62 5 V o lt S e ns o r Su p pl y
0358 I mplement Pi lot SupplySolenoid
0 4 97 T i lt R i gh t S ol e no i d
0 4 98 T i lt l e ft S o le n oi d
0 87 4 M od e Se le ct S w.
0 8 75 M a nu a l S el e ct S w .
1 1 97 B l ad e L o we r S o le n oi d
1 1 98 B l ad e R ai s e So l en o i d
2 1 14 B l ad e C on t ro l H an d le T r ig g er S w .
2 2 33 B l ad e L o we r P i lo t P re s su r e Da t a
2234 Hydraul icPumpBoos t PressureSolenoid
2235 CounterbalanceValveBypassSolenoid
2324 CounterbalanceValve2BypassSolenoid
¹TheCID isadiagnostic codethatindicateswhich componentisfaulty.
²TheMIDis adiagnosticcode thatindicateswhichelectronic controlmodule
diagnosedthefault.
FailureModeIdentifi ers (FMI)¹F MI N o. F ai lu re D es cr ip ti on
0 Dat avalidbut abovenormaloperationalrange.
1 Dat avalidbut belownormaloperationalrange.
2 Dat a errat ic , intermitt ent , or incorrec t.
3 Volt ageabovenormalorshort edhigh.
4 Volt agebelownormalorshort edlow.
5 Current belownormaloropenc ircuit .
6 Current abovenormalorgroundedc ircuit.
7 Mechanicalsyst emnot respondingproperly.
8 Abnormalf requency , pulsewidt h, orperiod.
9 A b no r ma l u p da t e.
1 0 A b no r ma l r at e o f ch a ng e .
11 Fai luremodenot identi f iable.
1 2 B a d d ev i ce o r c o mp o ne n t.
1 3 O u t of c a li b ra t io n .
1 4 P a ra m et e r fa i l ur e s.
1 5 P a ra m et e r fa i l ur e s.
1 6 P a ra m et e r no t a va i la b le .
1 7 M o du l e no t r e sp o nd i ng .
1 8 S e ns o r su p pl y f au l t.
1 9 C o nd i ti o n n ot m e t.
2 0 P a ra m et e r fa i l ur e s.
¹TheFMIisa diagnosticcodethatindicates whattypeoffailure hasoccurred.
Resistor, Sender and Solenoid SpecificationsPart N o. Component D escr iption Resistance (Ohms)¹
134-2540 Resistor:
CAN B (1)
CAN B (2)
CAN D (1)CAND(2)
120
201-0950 Solenoids: Boost 41.9 ± 2.1
235-4605 Solenoids:
Blade Lower
Blade RaiseBlade Tilt Left
BladeTiltRight
5 ±0.3
¹ Atroomtemperature unlessotherwisenoted.
Diagnostic
CodeDescr ipt ion
C B 1 S e t L i mi t s F a ul t
CB 2 No Da ta
C B 3 C a li b ra t io n F ai l ur e
C B4 D at aE rr or
C B 5 C a li b ra t io n F ai l ur e
C B 6 W r on g B l ad e M ot i on
C B 7 C a li b ra t io n F ai l ur e
C B8 T im eo ut
C B 9 C a li b ra t io n F ai l ur e
C B 1 0 S e t L i mi t s F a ul t
C B 11 L ow V ol ta ge
C B 12 H ou rs L os t
CB13 Calibrat ionLost . Recalibrat e
C B 1 4 M e mo r y Er r or . R e tu n e
CB15 Memory Error. Fac t ory Def ault
C B 1 6 L i nk e d Mo d e Se n so r M is s in g
CB17 I nt ernalFai lure. Cyc lePower
C B 1 8 N e tw o rk W a rn i ng . C he c k
C B 1 9 N e tw o rk E r r or . C h e ck
C B 2 3 U k no w n De v ic e . Cy c le P o w er
CB24 Duplicat eLef t/ R ight Dev ice
C B 2 5 E l ev a ti o n L im i t Le f t
C B 2 6 E l ev a ti o n L im i t Ri g ht
CB27 I nt ernalFai lure. Cyc lePower
C B 2 8 I n va l id S e r ia l N um b er
C B 2 9 D i sc o nn e ct S u sp e ct e d
CB30 Duplicat eSensorSerialNumber
CB31 Recalibrat eLinkedModeElevat ion
C B 3 2 S t op ! E CM D i sc o nn e ct e d
C B 3 3 R e st o re F a i le d
C B 34 U pd at e Fa il ed
C B 3 6 L e ft L a se r R ec e iv e r Mi s si n g
E M1 P CB Fa ul t
E M 2 L i mi t Sw i tc h Fa i l
E M 1 5 M o to r /E n co d er B a d
E M 2 1 V e ri f y B e nc h
E M 2 3 E M 2 3 E EP R OM F a ul t # 23
E M 2 4 E M 2 4 E EP R OM F a ul t # 24
E M 2 5 E M 2 5 E EP R OM F a ul t # 25
E M 2 6 E M 2 6 E EP R OM F a ul t # 26
E M 29 Z er o Ad j us t
E M 3 0 M o to r /E n co d er F a ul t
EM31 NonDef ault Configuration
E M 3 2 C h ec k C on n ec t io n
L R 20 E nd O f Tr av el
L R 2 1 C h ec k C on n ec t io n
Electric Mast Fault Messages
Laser Receiver Fault Messages
Diagnostic Codes For TheAccugradeLaser SystemDisplay (CB), Electronic Mast (EM),
Laser Reciever (LR),
Display Fault Messages
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