Diagnosis Procedure

DIAGNOSIS PROCEDURE CHART

Step	Action	YES	NO
1	CHECK WARNING CHIME OPERATION With key removed from key switch and the front door LH open, turn lighting switch to 1st or 2nd position. Return lighting switch to off position, and insert key into key switch. Does warning chime sound for both steps?	GO TO 2	If both light reminder warning and key warning do not sound, replace combination meter. Refer to [COMBINATION METER: REMOVAL AND INSTALLATION ]. If the light reminder warning does not sound only, refer to The Light Reminder Warning Does Not Sound . If the key warning does not sound only, refer to The Key Warning Does Not Sound .
2	CHECK SEAT BELT WARNING LAMP Turn ignition switch ON. Check the operation of the seat belt warning lamp in the combination meter. Seat belt fastened: OFF Seat belt not fastened: ON Is the inspection result normal?	Replace BCM. Refer to [BCM (BODY CONTROL MODULE): REMOVAL AND INSTALLATION ]	GO TO 3
3	CHECK SEAT BELT BUCKLE SWITCH CIRCUIT Perform inspection of the seat belt buckle switch circuit. Refer to [SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT CHECK ]. Is the inspection result normal?	GO TO 4	Repair harness or connector.
4	CHECK SEAT BELT BUCKLE SWITCH UNIT Perform a unit inspection for the seat belt buckle switch. Refer to [SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT CHECK ]. Is the inspection result normal?	Replace the combination meter. Refer to [COMBINATION METER: REMOVAL AND INSTALLATION ].	Replace the seat belt buckle switch LH.