Fault Code 5522

Fault Code 5522

No CAN Message 1 Sent By DME
No CAN message from the DME control unit

Diagnostic conditions
- Ignition on

Possible cause of fault
- Open circuit in CAN drive lines
- DME control unit faulty

Affected pins
Pin 24 and pin 40

Diagnosis/troubleshooting

Work Instruction 1 - 4:

NOTE: Before troubleshooting, read out the fault memory of the DME control unit and remedy any faults present.