System Operation Check
WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
If SIR system is functioning normally, AIR BAG warning light flashes 7 times, then turns off after ignition is turned on. System malfunction is indicated when light does not illuminate, light comes on while vehicle is driven, light flashes 7 times and remains on or light does not flash but remains on when ignition is turned on.