Warning Lamp Open/Shorted (Active)
SYMPTOMWARNING LAMP OPEN/SHORTED (ACTIVE)
WHEN MONITORED
Continuously with the ignition ON.
SET CONDITION
ACM will monitor the CCD Bus for the airbag warning lamp message from cluster. The message contains status of the bulb and bulb driver. The cluster will substitute the seat belt lamp for the airbag warning lamp, if the airbag warning lamp is defective.
POSSIBLE CAUSES
- Active code present only with PAB ON/OFF SW OFF
- MIC bulb status
- ACM DEF, warning lamp defective
- Instrument cluster defective
- MIC driver status