Operation CHARM: Car repair manuals for everyone.

8013 CDR23



8013 CDR23

Operating buttons are jammed

Diagnostic conditions
- Ignition on
- CDR23 ON
- Manual actuation

NOTE: Fault code 8003 is recorded if the operating buttons are actuated for one or more minutes.

Possible cause of fault
- Internal short circuit

Affected pins

Diagnosis/troubleshooting


Diagnosis/troubleshooting: