CDR23

8009 CDR23

Open circuit in MOST distribution line, optical/electrical open circuit

Diagnostic conditions
- Ignition on
- Start CDR23

Possible cause of fault
- Optical (optical waveguide) or electrical (PCM2) open circuit in distribution line
- MOST switch in production mode
- MOST switch coded incorrectly
- An optically/electrically faulty MOST control module is connected to the MOST.

NOTE:
- The MOST optical waveguide is connected to the following control modules:
- CDR23 as of model year2003
- CD changer
- Amplifier

Diagnosis/troubleshooting

Part 1:

Part 2: