1.CHECK SEAT BELT BUCKLE SWITCH

1. Turn ignition switch OFF.
2. Disconnect the seat belt buckle switch (driver side) connector.
3. Check continuity between terminals.

   Seat belt buckle switch (driver side) | Condition | Continuity
   3 | 2 | When seat belt (driver side) is fastened | Not existed
   When seat belt (driver side) is unfastened | Exist

Is the inspection result normal?
YES>>INSPECTION END
NO>>Replace the seat belt buckle. Refer to Removal and Installation.