8004 CDR23

8004 CDR23

CAN Comfort Bus OFF

Diagnostic conditions
- Ignition on
- Start CDR23

Possible cause of fault
- CAN comfort (high) - short circuit to ground/B+
- CAN comfort (low) - short circuit to ground/B+

NOTE:
CAN comfort is connected to the following control modules:
- PCM2 as of model year 2003
- Instrument duster
- Air-conditioning system control module
- Radio

Affected pins







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

Diagnosis/Troubleshooting

Work Instruction 1 - 6:

Work Instruction 7 - 9: