P1750

P1750

11, Voltage Supply For Solenoid Valves And Pressure Regulators

Diagnosis conditions
- Ignition on

Possible fault cause
- Supply voltage < 9 V at an engine speed > 1600 rpm
- Short circuit to ground or open circuit
- Tiptronic control module is faulty

Affected pins
Pin 52 and pin 53
Pin 6, pin 34, pin 54 and pin 55

Diagnosis/troubleshooting

CAUTION:
Risk of damage to the transmission input speed sensor (turbine sensor) if the hydraulic control unit is laid on its back when removed.
- When the hydraulic control unit is removed, place it only with its bottom side on a suitable surface.

Work Instruction 1:

Work Instruction 2 - 5:

Work Instruction 6 - 11:

Work Instruction 12 - 19:

Work Instruction 20: