Clutch 1 Cannot Be Opened During Shift Overlap

P17B5

Diagnosis information - PDK

Clutch 1 cannot be opened during shift overlap

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
- Clutch faulty
- Hydraulics faulty

Fault setting conditions
- Tolerance value exceeded

Fault effects
- Transmission limp-home indication in instrument cluster control unit