Test Description
Diagnosing DTCs in correct order is important. Failure to diagnose DTCs in order specified may result in extended diagnostic time, incorrect diagnosis and incorrect part replacement.
NOTE:
Following step references refer to test step numbers on diagnostic chart. See Fig 1
. For circuit number and wire color identification, see WIRING DIAGRAMS
.
- An open air bag fuse would cause AIR BAG warning lamp to come on steady.
- A disconnected SDM harness connector will cause AIR BAG warning lamp to come on steady via shorting bar from terminal No. A7 to terminal A6 (ground).
- This test checks for open in IGNITION circuit to SDM.
- This test checks for short from AIR BAG warning lamp circuit to ground.
- This test checks if a short to ground caused AIR BAG fuse to open.
- This test determines if short to ground is due to short in wiring.