Pinpoint Test "F" - Alarm Indicator Light Does Not Work
- Start vehicle, then turn off. Disconnect Anti-Theft Control Module (ATCM) connectors. Connect a jumper wire between ATCM connector terminals No. 15 (Dark Blue/Light Green wire) and No. 26 (Black wire). See Figure . If alarm indicator light turns on, replace ATCM and retest system. If light does not turn on, go to next step.
- Check 10-amp fuse No. 1 and anti-theft indicator bulb. If either are bad, replace and retest system. If fuse and bulb are good, repair circuit No. 958 (Green Yellow/Red wire) and/or circuit No. 343 (Dark Blue/Light Green wire) and retest system.