CDR23: 8007

8007 CDR23

Ring break diagnosis line

Diagnostic conditions
- Ignition on
- CDR23 ON

Possible cause of fault
Ring break diagnosis line: short circuit to ground/B+ or open circuit
Fuse faulty.
The recipient MOST control module is faulty
CDR23 faulty

NOTE:
- The diagnosis ring line is connected to the following MOST control modules:
- CDR23
- Optional external amplifier (BOSE)
- CD changer

Affected pin
CDR23, plug C, pin 4

Diagnosis/troubleshooting