SEAT BELT WARNING LAMP
1.CHECK COMBINATION METER GROUND CIRCUIT- Turn the ignition switch OFF.
- Disconnect air bag diagnosis sensor unit connector.
- Driver seat belt is fastend.
- Turn the ignition switch ON.
- Check that voltage between air bag diagnosis sensor unit harness connector and ground.
|
(+) |
(–) |
Voltage (V) (Approx.) |
|
|
Air bag diagnosis sensor unit |
|||
|
Connector |
Terminal |
||
|
M147 |
24 |
Ground |
Battery voltage |
Is the inspection result normal?
YES>>Replace air bag diagnosis sensor unit.
NO>>GO TO 2.
2.CHECK COMBINATION METER GROUND CIRCUIT- Turn ignition switch OFF.
- Disconnect combination meter connector.
- Check continuity between combination meter harness connector and air bag diagnosis sensor unit harness connector.
Combination meter Air bag diagnosis sensor unit Continuity Connector Terminal Connector Terminal B53 29 M147 24 Existed - Check continuity between combination meter and ground.
Combination meter Ground Continuity Connector Terminal B53 29 Not existed
Is the inspection result normal?
YES>>Replace combination meter.
NO>>Repair or replace harness between combination meter and air bag diagnosis sensor unit.