2012 Jeep Grand Cherokee Owner Manual SRT - Page 75

THINGS TO KNOW BEFORE STARTING YOUR VEHICLE 73 Also, the ORC turns on the Air Bag Warning Light in the instrument panel for approximately four to eight seconds for a self-check when the ignition is first turned on. After the self-check, the Air Bag Warning Light will turn off. If the Seat belts are necessary for your protection in all colliORC detects a malfunction in any part of the system, it sions, and also are needed to help keep you in position, turns on the Air Bag Warning Light, either momentarily away from an inflating air bag. or continuously. A single chime will sound if the light The ORC monitors the readiness of the electronic parts of comes on again after initial startup. the air bag system whenever the ignition switch is in the It also includes diagnostics that will illuminate the instruSTART or ON/RUN position. If the key is in the OFF ment cluster Air Bag Warning Light if a malfunction is position, in the ACC position, or not in the ignition, the noted that could affect the air bag system. The diagnosair bag system is not on and the air bags will not inflate. tics also record the nature of the malfunction. The ORC contains a backup power supply system that may deploy the air bags even if the battery loses power or it becomes disconnected prior to deployment. Because air bag sensors measure vehicle deceleration over time, vehicle speed and damage by themselves are not good indicators of whether or not an air bag should have deployed. 2