Diagnosis Procedure

SEAT BELT BUCKLE SWITCH


PASSENGER SIDE : Diagnosis Procedure

1.CHECK SEAT BELT BUCKLE SWITCH (PASSENGER SIDE) CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect seat belt buckle switch (passenger side) connector.
3. Turn ignition switch ON.
4. Check that voltage between seat belt buckle switch (passenger side) and ground.





Is the inspection result normal?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK SEAT BELT BUCKLE SWITCH (PASSENGER SIDE) CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect air bag diagnosis sensor unit connector.
3. Check continuity between air bag diagnosis sensor unit harness connector and seat belt buckle switch (passenger side) harness connector.





4. Check continuity between air bag diagnosis sensor unit harness connector and ground.





Is the inspection result normal?
YES - Replace air bag diagnosis sensor unit. Removal And Installation.
NO - Repair or replace harness between air bag diagnosis sensor unit and seat belt buckle switch (passenger side).
3.CHECK SEAT BELT BUCKLE SWITCH GROUND CIRCUIT
Check continuity between seat belt buckle switch (passenger side) harness connector and ground.





Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace harness.
4.CHECK SEAT BELT BUCKLE SWITCH (PASSENGER SIDE)
Check seat belt buckle switch (passenger side). Component Inspection (Seat Belt Buckle Switch).
Is the inspection result normal?
YES - INSPECTION END
NO - Replace seat belt buckle (passenger side). Removal And Installation.