electrical systems - brunswick marine in...

4

E

ELECTRICAL SYSTEMS

WIRING DIAGRAMS

Note:Refer to the following Service Bulletin regarding this section.

SB 96-2 Water In Fuel Module (WIF) Warning Light

4E -0 - WIRING DIAGRAMS 90-806934 1194

Table of ContentsPage

Wiring Colors for MerCruiser Diesel 4E -1. . . . . . . . . . . . . Wire Color Abbreviations 4E -1. . . . . . . . . . . . . . . . . . . . . . Engine Wiring Diagrams 4E -2. . . . . . . . . . . . . . . . . . . . . . .

MCM - D3.0L/150, D3.6L/180 and D4.2L/220 - Mando Alternator 4E -2. . . . . . . . . . . MCM - D3.0L/150, D3.6L/180 and D4.2L/220 - Prestolite Alternator 4E -3. . . . . . . . . MIE - D3.0L/150, D3.6L/180 and D4.2L/220 - Mando Alternator 4E -4. . . . . . . . . . . . . . . . . . . . . . . . MIE - D3.0L/150, D3.6L/180 and D4.2L/220 - Prestolite Alternator 4E -5. . . . . . . . . . . . . . . . . . . . . .

Quicksilver Instrumentation 4E -6. . . . . . . . . . . . . . . . . . . . MCM - D3.0L/150, D3.6L/150 and D4.2L/220 4E -6. . MIE - D3.0L/150, D3.6L/180 and D4.2L/220 4E -7. . . MCM - Second Station Instrumentation 4E -8. . . . . . . MIE - Second Station Instrumentation 4E -9. . . . . . . .

Wiring Harness ConnectionsMCM - (Standard) 4E -10. . . . . . . . . . . . . . . . . . . . . . . . MCM - (Optional) 4E -11. . . . . . . . . . . . . . . . . . . . . . . . MIE 4E -12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

NOTE: If using other than Quicksilver instrumenta-tion and harnesses, refer to manufacturers’ instruc-tions.

4E - WIRING DIAGRAMS

WIRING DIAGRAMS - 4E -190-806934 1194

Wiring Colors for MerCruiser DieselWhere Used

Color CodePrimary Usage Secondary Usage

Black All Grounds

Black/Yellow Engine Stop

Blue Instrument Lighting

Blue/Black Glow Plug Wait Switch

Blue/Tan Glow Plug Wait Lamp

Blue/White Glow Plugs

Brown Alternator Charge Lamp Reference Electrode-MerCathode

Brown/White Trim Sender to Trim Gauge

Gray Tachometer Signal

Green Glow Plug Temperature Sensor

Green/White Trim -“Down” Switch

Lt. Blue Oil Pressure Sender to Gauge

Lt. Blue/White Trim- “Up” Switch

Orange Alternator DC Output Anode Electrode-MerCathode

Pink Fuel Gauge Sender to Gauge

Purple Ignition Switch (+12 V)

Purple/White Trim-“Trailer” Switch

Red Unprotected Wires from Battery

Red/Purple Protected (Fused) Wires from Battery Protected (+ 12V) to Trim Panel

Tan Water Temperature Sender to Gauge

Tan/Black Water Temperature Switch Transmission Fluid Temperature Switch

Tan/Blue OIl / Water Alarms

Tan/White Oil Pressure Switch Drive Oil Level Switch

White/Green Spare

Yellow/Black Transmission Neutral Safety Switch

Yellow/Red Starter Switch to Starter Solenoid toNeutral Start Switch

Wire Color AbbreviationsBLK Black RED Red

BLU Blue TAN Tan

BRN Brown WHT White

GRY Gray YEL Yellow

GRN Green LIT or LT Light

ORN Orange DRK Dark

PNK Pink

PUR or PPL Purple

See NOTE 4. BLK = BLACKBLU = BLUEBRN = BROWNGRY = GRAYGRN = GREENORN = ORANGEPPL = PURPLERED = REDTAN = TANWHT = WHITEYEL = YELLOWLT = LIGHTDRK = DARK

BLK/YEL (1)

NOT USED

NOT USED

WHT/GRN (5)

BLU/TAN (2)

TAN/BLK (3)

BRN (4)

1 - MerCathode Controller Negative (–) Connection

2 - Trim Sender3 - Water Temperature Sender/Audio

Warning Switch4 - Starter5 - Oil Pressure Switch (Audio Warning)6 - Oil Pressure Sender7 - Tachometer Magnetic Pickup8 - Audio Warning Delay Relay9 - Power Relay10- Start Relay11- Pre-Glow Relay12- 60 Amp Circuit Breaker13- 60 Amp Circuit Breaker14- Gear Lube Monitor Bottle15- Engine Ground [Negative (–)]16- Fuel Injection Pump17- Glow Plugs 18- Fuel Solenoid19- Alternator - Mando20- Battery

NOT USEDYEL/RED (7)

LT BLU (8)

BLK (1)

GRY (2)

BRN/WHT (10)

TAN (3)

TAN/BLU (4)PPL (5)

RED/PPL (6)

NOT USED

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NOTE 1 : Wires - Not Used On MCM EnginesNOTE 2 : Spare Wire - Not UsedNOTE 3 : Connect wires together with screw and hex nut; apply liquid neoprene to connec-tion and slide rubber sleeve over connection.NOTE 4 : Items not present on 5-Cylinder models.NOTE 5 : GRAY wire may be connected to alternator “P” terminal for tachometer signal. If con-nected in this manner, the GRAY and BLACK wire terminal ends at the Magnetic Pickup (Item 7)MUST be disconnected and protected with at least two layers of electrical tape.

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Engine Wiring Diagrams

MCM - D3.0L/150, D3.6L/180 and D4.2L/220 - Mando Alternator

74297

BLK = BLACKBLU = BLUEBRN = BROWNGRY = GRAYGRN = GREENORN = ORANGEPPL = PURPLERED = REDTAN = TANWHT = WHITEYEL = YELLOWLT = LIGHTDRK = DARK

BLK/YEL (1)

NOT USED

NOT USED

WHT/GRN (5)

BLU/TAN (2)

TAN/BLK (3)

BRN (4)

1 - MerCathode Controller Negative (–) Connection

2 - Trim Sender3 - Water Temperature Sender/Audio

Warning Switch4 - Starter5 - Oil Pressure Switch (Audio Warning)6 - Oil Pressure Sender7 - Tachometer Magnetic Pickup8 - Audio Warning Delay Relay9 - Power Relay10- Start Relay11- Pre-Glow Relay12- 60 Amp Circuit Breaker13- 60 Amp Circuit Breaker14- Gear Lube Monitor Bottle (Two Styles)15- Engine Ground [Negative (–)]16- Fuel Injection Pump17- Glow Plugs 18- Fuel Solenoid19- Alternator - Prestolite20- Battery

NOT USEDYEL/RED (7)

LT BLU (8)

BLK (1)

GRY (2)

BRN/WHT (10)

TAN (3)

TAN/BLU (4)PPL (5)

RED/PPL (6)

NOT USED

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NOTE 1 : Wires - Not Used On MCM EnginesNOTE 2 : Spare Wire – Not UsedNOTE 3 : Connect wires together with screw and hex nut; apply liquid neoprene to connectionand slide rubber sleeve over connection.NOTE 4 : Items not present on 5-Cylinder models.NOTE 5: GRAY wire may be connected to alternator “AC” terminal for tachometer signal. If con-nected in this manner, the GRAY and BLACK wire terminal ends at the Magnetic Pickup (Item 7)MUST be disconnected and protected with at least two layers of electrical tape.

See NOTE 4.

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MCM - D3.0L/150, D3.6L/180 and D4.2L/220 - Prestolite Alternator


MIE - D3.0L/150, D3.6L/180 andD4.2L/220 - Mando Alternator

74432


BLK/YEL (1)

NOT USED

NOT USED

WHT/GRN (5)

BLU/TAN (2)

TAN/BLK (3)

BRN (4)

1 - Water Temperature Sender/Audio Warning Switch

2 - Transmission Fluid Temperature Audio Warning Switch

3 - Transmission Neutral Safety Start Switch4 - Starter5 - Oil Pressure Switch (Audio Warning)6 - Oil Pressure Sender7 - Tachometer Magnetic Pickup8 - Audio Warning Delay Relay9 - Power Relay10- Start Relay11- Pre-Glow Relay12- 60 Amp Circuit Breaker13- 60 Amp Circuit Breaker14- Wires Not Used on MIE Engines15- Engine Ground [Negative (–)]16- Fuel Injection Pump17- Glow Plugs 18- Fuel Solenoid19- Alternator - Mando20- Battery

NOTE 1 : Wires - Not Used On MIE EnginesNOTE 2 : Spare Wire – Not UsedNOTE 3 : Items not present on 5 cylinder models.

NOT USEDYEL/RED (7)

LT BLU (8)

BLK (1)

GRY (2)

BRN/WHT (10)

TAN (3)

TAN/BLU (4)PPL (5)

RED/PPL (6)

NOT USED

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NOTE 4 : GRAY wire may be connected to alternator “P” terminal for tachometer signal. Ifconnected in this manner, the GRAY and BLACK wire terminal ends at the Magnetic Pickup(Item 7) MUST be disconnected and protected with at least two layers of electrical tape.

See NOTE 4.

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74327


BLK/YEL (1)

NOT USED

NOT USED

WHT/GRN (5)

BLU/TAN (2)

TAN/BLK (3)

BRN (4)

1 - Water Temperature Sender/Audio Warning Switch

2 - Transmission Fluid Temperature Audio Warning Switch

3 - Transmission Neutral Safety Start Switch4 - Starter5 - Oil Pressure Switch (Audio Warning)6 - Oil Pressure Sender7 - Tachometer Magnetic Pickup8 - Audio Warning Delay Relay9 - Power Relay10- Start Relay11- Pre-Glow Relay12- 60 Amp Circuit Breaker13- 60 Amp Circuit Breaker14- Engine Ground [Negative (–)]15- Fuel Injection Pump16- Glow Plugs17- Fuel Solenoid18- Alternator – Prestolite19- Battery

NOTE 1 : Wires - Not Used On MIE EnginesNOTE 2 : Spare Wire – Not UsedNOTE 3 : Items Not Present On 5 Cylinder Engines

NOT USEDYEL/RED (7)

LT BLU (8)

BLK (1)

GRY (2)

BRN/WHT (10)

TAN (3)

TAN/BLU (4)PPL (5)

RED/PPL (6)

NOT USED

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NOTE 4 : GRAY wire may be connected to alternator “AC” terminal for tachometer signal. Ifconnected in this manner, the GRAY and BLACK wire terminal ends at the Magnetic Pickup(Item 7) MUST be disconnected and protected with at least two layers of electrical tape.

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See NOTE 3.

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MIE - D3.0L/150, D3.6L/180 and D4.2L/220 - Prestolite Alternator

A B

1 - Oil Pressure2 - Tachometer3 - Trim Gauge 4 - Coolant Temperature5 - Voltmeter6 - Cruise Log (Engine Hour Meter) (See NOTE 1.)7 - Engine System Monitor -

a.-PreHeat, b.-Alternator,c.-Oil Pressure, d.-Coolant Temp.

12

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7

8

1 2

4

3

56

7

8

10

YEL/RED (7)

LT BLU (8)

BLK (1)

GRY (2)

BRN/WHT (10)

TAN (3)

TAN/BLU (4)

PPL (5)RED/PPL (6)

BLK/YEL (1)

BLK (8)

BLK (7)TAN/WHT (6)

WHT/GRN (5)

BLU/TAN (2)TAN/BLK (3)

BRN (4)

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NOTE 2: Connect wires together with screw and hex nut;apply Liquid Neoprene to connection and slide rubber sleeveover connection.

See NOTE 2.

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8 - Light Switch and Audio Test9 - Stop Switch10- Keyswitch11- 20-Amp Fuse and Holder12- Audio Warning Buzzers13- Spare Wires - (Not Used) 14- Remote Control -

(Neutral Safety Circuit)

NOTE 1: May be wired to any PPL (that is key switched),and BLK.

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A B


Quicksilver Instrumentation

MCM - D3.0L/150, D3.6L/150 and D4.2L/220

1 - Oil Pressure2 - Tachometer3 - Wires Not Used

(See NOTE 1.)4 - Coolant Temperature5 - Voltmeter6 - Cruise Log (Engine Hour Meter) (See NOTE 2.)7 - Engine System Monitor -

a.-PreHeat, b.-Alternator,c.-Oil Pressure, d.-Coolant Temp.

12

34

56

7

8

1 2

4

3

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7

8

10

YEL/RED (7)

LT BLU (8)

BLK (1)

GRY (2)

BRN/WHT (10)

TAN (3)

TAN/BLU (4)

PPL (5)RED/PPL (6)

BLK/YEL (1)

BLK (8)

BLK (7)TAN/WHT (6)

WHT/GRN (5)


BRN (4)

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8 - Light Switch and Audio Test9 - Stop Switch10- Keyswitch11- 20-Amp Fuse and Holder12- Audio Warning Buzzers13- Spare Wires - (Not Used)

NOTE 1 : Tape each wire separately with at least two layers of elec-trical tape.NOTE 2 : May be wired to any PPL (that is key switched), and BLK.

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BLK = BLACKBLU = BLUEBRN = BROWNGRY = GRAYGRN = GREENORN = ORANGEPPL = PURPLE

RED = REDTAN = TANWHT = WHITEYEL = YELLOWLT = LIGHTDRK = DARK

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A B

A B


MIE - D3.0L/150, D3.6L/180 andD4.2L/220

12

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56

7

8

1 2

4

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8

10

a b

With Remote Control Neutral Safety Switch Wired at Instrumentation

YEL/RED (7)

LT BLU (8)

BLK (1)

GRY (2)

BRN/WHT (10)

TAN (3)

TAN/BLU (4)

PPL (5)RED/PPL (6)

a

BLK/YEL (1)

BLK (8)

BLK (7)TAN/WHT (6)

WHT/GRN (5)


BRN (4)

b

74065

See NOTE 2.

BLK = BLACKBLU = BLUEBRN = BROWNGRY = GRAYGRN = GREENORN = ORANGEPPL = PURPLE


UP

1 - Oil Pressure (See NOTE 4.)2 - Tachometer3 - Trim Gauge (See NOTE 4.)4 - Wire(s) Not Used

(See NOTE 1.) 5 - Voltmeter (See Note 3 and 4.)6 - Engine System Monitor7 - Light Switch and Audio Test

8 - Stop Switch9 - Start Switch10- 20-Amp Fuse and Holder11- Audio Warning Buzzers12- Spare Wires - (Not Used) 13- Remote Control -

(Neutral Safety Circuit)

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NOTE 2: Connect wires together with screw and hex nut;apply Liquid Neoprene to connection and slide rubbersleeve over connection.

NOTE 1: Tape each wire separately with at least two layersof electrical tape.

See Note 1.

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NOTE 4: Items 1, 3, and 5 are not included in this SecondStation Kit. Order separately, if desired.

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MCM - Second Station Instrumentation


MIE - Second Station Instrumentation

74067

YEL/RED (7)

LT BLU (8)

BLK (1)

GRY (2)

BRN/WHT (10)

TAN (3)

TAN/BLU (4)

PPL (5)RED/PPL (6)

a

BLK/YEL (1)

BLK (8)

BLK (7)TAN/WHT (6)

WHT/GRN (5)


BRN (4)

bBLK = BLACKBLU = BLUEBRN = BROWNGRY = GRAYGRN = GREENORN = ORANGEPPL = PURPLE


UP

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1 - Oil Pressure(See NOTE 4.)

2 - Tachometer3 - Wire(s) Not Used

(See NOTE 1.) 4 - Voltmeter

(See NOTE 4.)

5 - Engine System Monitor6 - Light Switch and Audio Test7 - Stop Switch8 - Start Switch9 - 20-Amp Fuse and Holder10- Audio Warning Buzzers11- Spare Wires - (Not Used)

NOTE 2: Connect wires together with screw and hex nut;apply Liquid Neoprene to connection and slide rubbersleeve over connection.

NOTE 1: Tape each wire separately with at least two layersof electrical tape.


NOTE 4: Items 1 and 4 are not included in this Second Sta-tion Kit. Order separately, if desired.

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MCM - With Remote Control Neutral Safety Switches Wired at Instrumentation

a - “Y” Harnessb - “T” Harnessc - Extension Harnesses (Primary to Secondary Instrumentation)d - Extension Harnesses (To Engine)

Note: Connect these wires together with a screw andnut. Coat with Liquid Neoprene and slide rubber sleeveover connection.

See Note.

See Note.

Primary StationSecondary Station

d

ba

c

74069


Wiring Harness ConnectionsMCM - Wiring Harness Connections (Standard)

MCM - With Remote Control Neutral Safety Switches Wired at Harnesses



d

b

See

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a

c


74068


MCM - Wiring Harness Connections (Optional)

MIE - Harnesses



See Note.

See Note.

d

ba

c


74070


MIE - Wiring Harness Connections

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