B13E4-01: Microphone 1 - General Electrical Failure: Action
NOTE:
Only applies to vehicles fitted with a Meridian® Reference sound system
- Refer to the applicable SYSTEM WIRING DIAGRAM(S) and check the front left microphone circuit short circuit to ground, short circuit to power, 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