8005 CDR23

8005 CDR23

CAN Timeout Instrument Cluster

Diagnostic conditions
- Ignition on
- Start CDR23.

Possible cause of fault
- CAN-Bus Comfort (high) open circuit
- CAN-Bus Comfort (low) open circuit

NOTE:
The CAN Comfort is connected to the following control units:
- CDR23 as of model year 2003
- Instrument cluster
- Air-conditioning control unit
- Radio

Affected pins
CDR23 control module, plug E, pins 1 and 2







Diagnosis/Troubleshooting

Work Instruction 1 - 4: