Restraint Systems

DIAGNOSIS:
- Airbag main harness circuit is open.
- Driver's airbag module harness circuit is open.
- Roll connector circuit is open.
- Airbag control module is faulty.

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

5G1: AIRBAG MAIN HARNESS INSPECTION




1. Remove lower cover panel, and connect connector (AB8) below steering column to test harness F connector (1F).
2. Disconnect connector (AB6) from airbag control module, and connect it to test harness E connector (1E) terminal.




3. Measure resistance between test harness E connector (2E) and test harness F connector (3F) terminals.

CHECK: Is resistance less than 10 Ohms?

YES: Go to step 5G2.

NO: Replace airbag main harness.

5G2: AIRBAG MAIN HARNESS INSPECTION




Measure resistance between test harness E connector (2E) and test harness F connector (3F) terminals.

CHECK: Is resistance less than 10 Ohms?

YES: Replace airbag control module.

NO: Replace airbag main harness.