B1492

B1492-GENERAL MICROPHONE PERFORMANCE (RADIO)





For a complete wiring diagram Consult Diagrams/Electrical.

- When Monitored:
With the ignition on.

- Set Condition:
Rearview Mirror microphone fault.





Diagnostic Test

1. CHECK FOR ACTIVE DTC
Turn the ignition on.
With the scan tool, record and erase DTCs.
Turn the ignition off, wait 30 seconds then turn the ignition on.
With the scan tool, read DTCs.
Is the DTC active?

Yes

- Replace the Inside Rearview Mirror.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

No

- The condition that caused this code to set is not present at this time. Check for an intermittent condition by inspecting the related wiring harness for chaffed, pierced, pinched, and partially broken wires. Also inspect the related connectors for broken, bent, pushed out, spread, corroded, or contaminated terminals.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test