Operation CHARM: Car repair manuals for everyone.

FCM, Radio Communication Fault

Tests 1 - 2:





SYMPTOM
FCM, RADIO COMMUNICATION FAULT

WHEN MONITORED
With the ignition in run, and the IOD fuse installed.

SET CONDITION
The FCM does not receive any messages from the radio for at least 5 seconds.

POSSIBLE CAUSES
- Attempt to communicate with the radio
- Front control module