Symptom Chart

WARNING: This page is about a different car, the 2007 Lincoln MKX and 2007 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.

Symptom Chart

Condition	Possible Sources	Action
Air bag warning indicator is illuminated continuously	Fuse Diagnostic trouble code (DTC) Wiring, terminals or connectors Faulty diagnostic connector Restraint control module (RCM)	Go to Pinpoint Test A .
Air bag warning indicator flashing at 5 Hz rate	RCM not configured	CARRY OUT programmable module installation (PMI). REFER to MODULE CONFIGURATION . If the air bag warning indicator is flashing or has a continuous light after carrying out PMI, REFER to Supplemental Restraint System (SRS) Diagnostic Trouble Code (DTC) Chart to diagnose the concern.
Audible tone - DTCs retrieved	Air bag supplemental restraint system (SRS) system fault and warning indicator fault	REFER to Supplemental Restraint System (SRS) Diagnostic Trouble Code (DTC) Chart.
No communication with the restraints control module (RCM)	Open fuse Circuitry Scan tool RCM	REFER to MODULE COMMUNICATIONS NETWORK to diagnose the no communication concern.
No communication with the occupant classification system module (OCSM)	Open fuse Circuitry Scan tool OCSM	REFER to MODULE COMMUNICATIONS NETWORK to diagnose the no communication concern.