Diagnosis Information - PDK (Dual-Clutch Transmission)

P174B

Diagnosis information - PDK

Interchange detected

Diagnostic conditions
The control unit initially tests internal function sequences when the ignition is switched on (terminal 15). If they are OK, all diagnosable outputs are then tested and any faults are stored.

- Ignition on

Possible fault causes
- Control unit is installed in the wrong vehicle

Fault setting conditions
- VIN in the control unit does not match the VIN on the CAN

Fault effects
- Adaptation values of the transmission are invalid