Diagnostics (page 3 of 3)

AUTOMATIC TRANSMISSION – ZF 5HP24

DESCRIPTION AND OPERATION 44-2-47

0740

Pressure regulator solenoid 4

Implausible

0741

Torque converter lock-up clutch 
performance

Implausible

0743

Pressure regulator solenoid 4

Open circuit, or short circuit to battery or 
ground

0745

Pressure regulator solenoid 1

Implausible

0748

Pressure regulator solenoid 1

Open circuit, or short circuit to battery or 
ground

0750

Shift control solenoid 1

Implausible

0751

Shift control solenoid 1

Open circuit

0752

Shift control solenoid 1

Short circuit to ground

0753

Shift control solenoid 1

Short circuit to battery

0755

Shift control solenoid 2

Implausible

0756

Shift control solenoid 2

Open circuit

0757

Shift control solenoid 2

Short circuit to ground

0758

Shift control solenoid 2

Short circuit to battery

0760

Shift control solenoid 3

Implausible

0761

Shift control solenoid 3

Open circuit

0762

Shift control solenoid 3

Short circuit to ground

0763

Shift control solenoid 3

Short circuit to battery

0775

Pressure regulator solenoid 2

Implausible

0778

Pressure regulator solenoid 2

Open circuit, or short circuit to battery or 
ground

0780

Shift control

No shift change

0782

Shift from 2 to 3

Value too big, no change

0783

Shift from 3 to 4

Value too big, no change

0795

Pressure regulator solenoid 3

Implausible

0798

Pressure regulator solenoid 3

Open circuit, or short circuit to battery or 
ground

1601

EAT ECU checksum

Implausible

1602

EAT ECU programme sensing

Implausible

1604

EAT ECU internal error 3 (watchdog)

General error

1605

EAT ECU EEPROM

General error

1710

Battery voltage

Implausible, too low

1711

Battery voltage

Implausible

1743

Pressure regulator solenoid 5

Open circuit, or short circuit to battery or 
ground

1745

Pressure regulator solenoid 5

Implausible

1748

Pressure regulator solenoid sum current

Implausible

1789

Steptronic

Implausible

1825

Shift lock solenoid

Open circuit, or short circuit to ground or 
battery

1840

Observation CAN bus

Implausible

1842

CAN version fault

Implausible

1844

CAN bus link with ECM

Timed out

1845

CAN traction control timeout

Implausible

1885

CAN brake signal

Implausible

1884

CAN throttle signal

Implausible

P Code No.

Component/Signal

Fault Description