Possible Causes
- Wiring harness fault
- Microphone fault
NOTE:
Only applies to vehicles fitted with a Meridian® Reference sound system
- Refer to the applicable SYSTEM WIRING DIAGRAM(S) and check the rear left microphone circuit for open circuit, high resistance. Repair circuit as required, clear DTC and retest
- If fault persists, check and install a new microphone as required. Clear DTC and retest