Fault Code 9111

Fault Code 9111

PSM/ABS Control Unit

Diagnostic conditions
- Ignition on

Possible cause of fault
- Open circuit of CAN-high drive
- Open circuit of CAN-low drive
- Due to a faulty component, the PSM system has switched off or PSM control unit is faulty

NOTE:
The CAN drive bus is connected to the following control units:
- DME
- Tiptronic
- PSM and steering angle sensor
- Instrument cluster

Affected pin
Instrument cluster connector A, pin 15 and pin 31 (CAN drive)

Diagnosis/Troubleshooting

Work Instruction 1 - 4: