Lock-UpSignalValve

B2 Accumulator

C2 Accumulator

C1 Accumulator

Lock-UpRelay Valve

Cut-BackValveSecondary

RegulatorValve

ThrottleValve

PressureReliefValve

CoolerBypassValve

Strainer

DampingCheckValve

To Oil Pan

Check Valve

Oil Cooler

PrimaryRegulator

Valve1-2 Shift

Valve

Low-CoastShift Valve

Manual ValveP R N D 2 L

LowCoast

ModulatorValve

ReverseClutch

SequenceValve

IntermediateModulator

Valve

DetentRegulator

Valve 2-3 ShiftValve

IntermediateShift Valve

3-4 ShiftValve

3rd-CoastShift Valve

D-2 DownTiming Valve

OverdriveSwitch

OverdriveSolenoid

Valve

Lock-UpClutch

TorqueConverter

OverdriveClutch Overdrive

BrakeForwardClutch

DirectClutch

No. 1Brake

No. 2Brake

No. 3Brake Governor

Line Pressure

Detent Regulator Pressure

Throttle Pressure

Torque Converter and Lubrication Pressure

OilPump

Isuzu AW03-72LNeutral - "N" Position

Pressures

97A02848

Lock-UpSignalValve

B2 Accumulator

C2 Accumulator

C1 Accumulator

Lock-UpRelay Valve

Cut-BackValveSecondary

RegulatorValve

ThrottleValve

PressureReliefValve

CoolerBypassValve

Strainer

DampingCheckValve

To Oil Pan

Check Valve

Oil Cooler

PrimaryRegulator

Valve1-2 Shift

Valve

Low-CoastShift Valve

Manual ValveP R N D 2 L

LowCoast

ModulatorValve

ReverseClutch

SequenceValve

IntermediateModulator

Valve

DetentRegulator

Valve 2-3 ShiftValve

IntermediateShift Valve

3-4 ShiftValve

3rd-CoastShift Valve

D-2 DownTiming Valve

OverdriveSwitch

OverdriveSolenoid

Valve

Lock-UpClutch

TorqueConverter

OverdriveClutch Overdrive

BrakeForwardClutch

DirectClutch

No. 1Brake

No. 2Brake

No. 3Brake Governor

Line Pressure

Detent Regulator Pressure

Low-Coast Modulator Pressure

OilPump

Throttle Pressure

Torque Converter and Lubrication Pressure

1

2

2

1

Isuzu AW03-72LPark - "P" Position

Pressures

97C02849

Lock-UpSignalValve

B2 Accumulator

C2 Accumulator

C1 Accumulator

Lock-UpRelay Valve

Cut-BackValveSecondary

RegulatorValve

ThrottleValve

PressureReliefValve

CoolerBypassValve

Strainer

DampingCheckValve

To Oil Pan

Check Valve

Oil Cooler

PrimaryRegulator

Valve1-2 Shift

Valve

Low-CoastShift Valve

Manual ValveP R N D 2 L

LowCoast

ModulatorValve

ReverseClutch

SequenceValve

IntermediateModulator

Valve

DetentRegulator

Valve 2-3 ShiftValve

IntermediateShift Valve

3-4 ShiftValve

3rd-CoastShift Valve

D-2 DownTiming Valve

OverdriveSwitch

OverdriveSolenoid

Valve

Lock-UpClutch

TorqueConverter

OverdriveClutch Overdrive

BrakeForwardClutch

DirectClutch

No. 1Brake

No. 2Brake

No. 3Brake Governor

Line Pressure

Detent Regulator Pressure

Throttle Pressure

Cut-Back Pressure

OilPump

Governor Pressure

Torque Converter and Lubricating Pressure

Isuzu AW30-72L1st Gear - "D" Position

Pressures

97E02850

Lock-UpSignalValve

B2 Accumulator

C2 Accumulator

C1 Accumulator

Lock-UpRelay Valve

Cut-BackValveSecondary

RegulatorValve

ThrottleValve

PressureReliefValve

CoolerBypassValve

Strainer

DampingCheckValve

To Oil Pan

Check Valve

Oil Cooler

PrimaryRegulator

Valve1-2 Shift

Valve

Low-CoastShift Valve

Manual ValveP R N D 2 L

LowCoast

ModulatorValve

ReverseClutch

SequenceValve

IntermediateModulator

Valve

DetentRegulator

Valve 2-3 ShiftValve

IntermediateShift Valve

3-4 ShiftValve

3rd-CoastShift Valve

D-2 DownTiming Valve

OverdriveSwitch

OverdriveSolenoid

Valve

Lock-UpClutch

TorqueConverter

OverdriveClutch Overdrive

BrakeForwardClutch

DirectClutch

No. 1Brake

No. 2Brake

No. 3Brake Governor

Line Pressure

Detent Regulator Pressure

Throttle Pressure

Cut-Back Pressure

OilPump

Governor Pressure

Torque Converter and Lubricating Pressure

Isuzu AW30-72L2nd Gear - "D" Position

Pressures

97G02851

Lock-UpSignalValve

B2 Accumulator

C2 Accumulator

C1 Accumulator

Lock-UpRelay Valve

Cut-BackValveSecondary

RegulatorValve

ThrottleValve

PressureReliefValve

CoolerBypassValve

Strainer

DampingCheckValve

To Oil Pan

Check Valve

Oil Cooler

PrimaryRegulator

Valve1-2 Shift

Valve

Low-CoastShift Valve

Manual ValveP R N D 2 L

LowCoast

ModulatorValve

ReverseClutch

SequenceValve

IntermediateModulator

Valve

DetentRegulator

Valve 2-3 ShiftValve

IntermediateShift Valve

3-4 ShiftValve

3rd-CoastShift Valve

D-2 DownTiming Valve

OverdriveSwitch

OverdriveSolenoid

Valve

Lock-UpClutch

TorqueConverter

OverdriveClutch Overdrive

BrakeForwardClutch

DirectClutch

No. 1Brake

No. 2Brake

No. 3Brake Governor

Line Pressure

Detent Regulator Pressure

Throttle Pressure

Cut-Back Pressure

OilPump

Governor Pressure

Torque Converter and Lubricating Pressure

Isuzu AW30-72L3rd Gear - "D" Position

Pressures

97I02852

Lock-UpSignalValve

B2 Accumulator

C2 Accumulator

C1 Accumulator

Lock-UpRelay Valve

Cut-BackValveSecondary

RegulatorValve

ThrottleValve

PressureReliefValve

CoolerBypassValve

Strainer

DampingCheckValve

To Oil Pan

Check Valve

Oil Cooler

PrimaryRegulator

Valve1-2 Shift

Valve

Low-CoastShift Valve

Manual ValveP R N D 2 L

LowCoast

ModulatorValve

ReverseClutch

SequenceValve

IntermediateModulator

Valve

DetentRegulator

Valve 2-3 ShiftValve

IntermediateShift Valve

3-4 ShiftValve

3rd-CoastShift Valve

D-2 DownTiming Valve

OverdriveSwitch

OverdriveSolenoid

Valve

Lock-UpClutch

TorqueConverter

OverdriveClutch Overdrive

BrakeForwardClutch

DirectClutch

No. 1Brake

No. 2Brake

No. 3Brake Governor

Line Pressure

Detent Regulator Pressure

Throttle Pressure

Cut-Back Pressure

OilPump

Governor Pressure

Torque Converter and Lubricating Pressure

Isuzu AW30-72L4th Gear (Lock-Up OFF) - "D" Position

Pressures

97A02853

Lock-UpSignalValve

B2 Accumulator

C2 Accumulator

C1 Accumulator

Lock-UpRelay Valve

Cut-BackValveSecondary

RegulatorValve

ThrottleValve

PressureReliefValve

CoolerBypassValve

Strainer

DampingCheckValve

To Oil Pan

Check Valve

Oil Cooler

PrimaryRegulator

Valve1-2 Shift

Valve

Low-CoastShift Valve

Manual ValveP R N D 2 L

LowCoast

ModulatorValve

ReverseClutch

SequenceValve

IntermediateModulator

Valve

DetentRegulator

Valve 2-3 ShiftValve

IntermediateShift Valve

3-4 ShiftValve

3rd-CoastShift Valve

D-2 DownTiming Valve

OverdriveSwitch

OverdriveSolenoid

Valve

Lock-UpClutch

TorqueConverter

OverdriveClutch Overdrive

BrakeForwardClutch

DirectClutch

No. 1Brake

No. 2Brake

No. 3Brake Governor

Line Pressure

Detent Regulator Pressure

Throttle Pressure

Cut-Back Pressure

OilPump

Governor Pressure

Torque Converter and Lubricating Pressure

Isuzu AW30-72L4th Gear (Lock-Up ON) - "D" Position

Pressures

97C02854

Lock-UpSignalValve

B2 Accumulator

C2 Accumulator

C1 Accumulator

Lock-UpRelay Valve

Cut-BackValveSecondary

RegulatorValve

ThrottleValve

PressureReliefValve

CoolerBypassValve

Strainer

DampingCheckValve

To Oil Pan

Check Valve

Oil Cooler

PrimaryRegulator

Valve1-2 Shift

Valve

Low-CoastShift Valve

Manual ValveP R N D 2 L

LowCoast

ModulatorValve

ReverseClutch

SequenceValve

IntermediateModulator

Valve

DetentRegulator

Valve 2-3 ShiftValve

IntermediateShift Valve

3-4 ShiftValve

3rd-CoastShift Valve

D-2 DownTiming Valve

OverdriveSwitch

OverdriveSolenoid

Valve

Lock-UpClutch

TorqueConverter

OverdriveClutch Overdrive

BrakeForwardClutch

DirectClutch

No. 1Brake

No. 2Brake

No. 3Brake Governor

Line Pressure

Detent Regulator Pressure

Throttle Pressure

Cut-Back Pressure

OilPump

Governor Pressure

Torque Converter and Lubricating Pressure

Isuzu AW30-72L4-3 Downshift - "D" Position

Pressures

97F02855

Lock-UpSignalValve

B2 Accumulator

C2 Accumulator

C1 Accumulator

Lock-UpRelay Valve

Cut-BackValveSecondary

RegulatorValve

ThrottleValve

PressureReliefValve

CoolerBypassValve

Strainer

DampingCheckValve

To Oil Pan

Check Valve

Oil Cooler

PrimaryRegulator

Valve1-2 Shift

Valve

Low-CoastShift Valve

Manual ValveP R N D 2 L

LowCoast

ModulatorValve

ReverseClutch

SequenceValve

IntermediateModulator

Valve

DetentRegulator

Valve 2-3 ShiftValve

IntermediateShift Valve

3-4 ShiftValve

3rd-CoastShift Valve

D-2 DownTiming Valve

OverdriveSwitch

OverdriveSolenoid

Valve

Lock-UpClutch

TorqueConverter

OverdriveClutch Overdrive

BrakeForwardClutch

DirectClutch

No. 1Brake

No. 2Brake

No. 3Brake Governor

Line Pressure

Detent Regulator Pressure

Throttle Pressure

Cut-Back Pressure

OilPump

Governor Pressure

Torque Converter and Lubricating Pressure

Isuzu AW30-72L3rd Gear (OD Switch OFF) - "D" Position

Pressures

97H02856

Lock-UpSignalValve

B2 Accumulator

C2 Accumulator

C1 Accumulator

Lock-UpRelay Valve

Cut-BackValveSecondary

RegulatorValve

ThrottleValve

PressureReliefValve

CoolerBypassValve

Strainer

DampingCheckValve

To Oil Pan

Check Valve

Oil Cooler

PrimaryRegulator

Valve1-2 Shift

Valve

Low-CoastShift Valve

Manual ValveP R N D 2 L

LowCoast

ModulatorValve

ReverseClutch

SequenceValve

IntermediateModulator

Valve

DetentRegulator

Valve 2-3 ShiftValve

IntermediateShift Valve

3-4 ShiftValve

3rd-CoastShift Valve

D-2 DownTiming Valve

OverdriveSwitch

OverdriveSolenoid

Valve

Lock-UpClutch

TorqueConverter

OverdriveClutch Overdrive

BrakeForwardClutch

DirectClutch

No. 1Brake

No. 2Brake

No. 3Brake Governor

Line Pressure

Detent Regulator Pressure

Throttle Pressure

Cut-Back Pressure

OilPump

Governor Pressure

Torque Converter and Lubricating Pressure

Intermediate Modulator Pressure

1

2

1

2

Isuzu AW30-72L2nd Gear - "2" Position

Pressures

97J02857

Lock-UpSignalValve

B2 Accumulator

C2 Accumulator

C1 Accumulator

Lock-UpRelay Valve

Cut-BackValveSecondary

RegulatorValve

ThrottleValve

PressureReliefValve

CoolerBypassValve

Strainer

DampingCheckValve

To Oil Pan

Check Valve

Oil Cooler

PrimaryRegulator

Valve1-2 Shift

Valve

Low-CoastShift Valve

Manual ValveP R N D 2 L

LowCoast

ModulatorValve

ReverseClutch

SequenceValve

IntermediateModulator

Valve

DetentRegulator

Valve 2-3 ShiftValve

IntermediateShift Valve

3-4 ShiftValve

3rd-CoastShift Valve

D-2 DownTiming Valve

OverdriveSwitch

OverdriveSolenoid

Valve

Lock-UpClutch

TorqueConverter

OverdriveClutch Overdrive

BrakeForwardClutch

DirectClutch

No. 1Brake

No. 2Brake

No. 3Brake Governor

Line Pressure

Detent Regulator Pressure

Throttle Pressure

Cut-Back Pressure

OilPump

Governor Pressure

Torque Converter and Lubricating Pressure

Intermediate Modulator Pressure

1

2

Low-Coast Modulator Pressure3

1

2

3

Isuzu AW30-72L1st Gear - "L" Position

Pressures

97B02858

Lock-UpSignalValve

B2 Accumulator

C2 Accumulator

C1 Accumulator

Lock-UpRelay Valve

Cut-BackValveSecondary

RegulatorValve

ThrottleValve

PressureReliefValve

CoolerBypassValve

Strainer

DampingCheckValve

To Oil Pan

Check Valve

Oil Cooler

PrimaryRegulator

Valve1-2 Shift

Valve

Low-CoastShift Valve

Manual ValveP R N D 2 L

LowCoast

ModulatorValve

ReverseClutch

SequenceValve

IntermediateModulator

Valve

DetentRegulator

Valve 2-3 ShiftValve

IntermediateShift Valve

3-4 ShiftValve

3rd-CoastShift Valve

D-2 DownTiming Valve

OverdriveSwitch

OverdriveSolenoid

Valve

Lock-UpClutch

TorqueConverter

OverdriveClutch Overdrive

BrakeForwardClutch

DirectClutch

No. 1Brake

No. 2Brake

No. 3Brake Governor

Line Pressure

Detent Regulator Pressure

Low-Coast Modulator Pressure

OilPump

Throttle Pressure

Torque Converter and Lubrication Pressure

1

2

2

1

Isuzu AW30-72LReverse - "R" Position

Pressures

97D02859