Airbag Warning Light Remains OFF

AIRBAG WARNING LIGHT REMAINS OFF.




DIAGNOSIS:
- Fuse No.15 is blown.
- Body harness circuit is open.
- Airbag warning light is faulty.
- Airbag main harness is faulty.
- Airbag control module is faulty.

CAUTION: Before performing diagnostics on airbag system, turn ignition switch "OFF", disconnect battery ground terminal, and then wait at least 20 seconds.




1. FUSE No.15 INSPECTION

Remove and visually check fuse No.15.

CHECK: Is fuse No.15 blown?

YES: Replace fuse No.15. If fuse No.15 blows again, go to step 2.

NO: Go to step 2.

2. BODY HARNESS INSPECTION
Turn ignition switch "ON" (engine off) to make sure other warning lights (in combination meter) illuminate.

CHECK: Do all the warning lights (in combination meter) except airbag warning light come on?

YES: Go to step 3.

NO: Repair body harness.

3. AIRBAG WARNING LIGHT MODULE (IN COMBINATION METER) INSPECTION




1. Turn ignition switch "OFF", disconnect battery ground cable and then wait at least 20 seconds.
2. Disconnect body harness connector (B31) from connector (AB1).




3. Connect battery ground cable and turn ignition switch "ON" (engine off) to make sure airbag warning light illuminates.

CHECK: Does the airbag warning light come on?

YES: Go to step 4.

NO: Replace airbag warning light module (1).

4. AIRBAG MAIN HARNESS INSPECTION




1. Turn ignition switch "OFF", disconnect battery ground cable and then wait at least 20 seconds.
2. Connect body harness connector (B31) and connector (AB1).
3. Disconnect connectors (AB3) and (AB8) below steering column.




4. Disconnect connector (AB6) from airbag control module.
5. Connect battery ground cable and turn ignition switch "ON" to make sure airbag warning light illuminates.

CHECK: Does the airbag warning light come on?

YES: Replace airbag control module.

NO: Replace airbag main harness.