Symptom Chart

WARNING: This page is about a different car, the 2007 Mercury Mariner and 2007 Ford Escape. 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 to RCM Wiring, terminals or connectors Faulty diagnostic connector RCM	Go to Pinpoint Test A .
Air bag indicator flashing	Air bag/pretensioner supplemental restraint system (SRS) fault	REFER to DTC Table.
Audible tone - DTCs retrieved	Air bag SRS system fault and air bag warning indicator fault	REFER to DTC Table.
No communication with the restraints control module (RCM)	Scan tool Data link connector (DLC) Circuitry RCM	REFER to MODULE COMMUNICATIONS NETWORK article to diagnose the no communication concern.