- Only systems G50, G52 (for vehicles without PSM), G40, G41
- Short circuit to B+/ground or open circuit between ABS/TC control unit and Tiptronic control unit
- Fault in ABS/TC system
- ABS/TC control unit faulty
- Tiptronic control unit faulty
- Only systems G51, G52 (for vehicles with PSM), G42, G43
- Incorrect brake system coded in Tiptronic control unit
Affected pins
Pin 39
Diagnosis/troubleshooting