B2454

B2454 SEAT BLT PWR DR CIRC





DTC Logic

DTC DETECTION LOGIC






DTC CONFIRMATION PROCEDURE
1.SELF-DIAGNOSIS WITH PRE-CRASH SEAT BELT CONTROL UNIT
1. Turn ignition switch ON.
2. Check "Self-diagnostic result" with CONSULT-III.
Is DTC detected?
YES - SEE Diagnosis Procedure.
NO - INSPECTION END




Diagnosis Procedure
1.CHECK FUSE
1. Turn ignition switch OFF.
2. Check 30 A fusible link (Letter J).
Is the inspection result normal?
YES - GO TO 2.
NO - Replace the blown fusible link after repairing the affected circuit if a fuse is blown.
2.CHECK PRE-CRASH SEAT BELT MOTOR POWER SUPPLY
1. Disconnect pre-crash seat belt control unit (driver side) connector.
2. Check voltage between pre-crash seat belt control unit (driver side) harness connector and ground.





Is the inspection result normal?
YES - GO TO 3.
NO - Repair or replace harness or connector.
3.CHECK INTERMITTENT INCIDENT
Intermittent Incident.
- INSPECTION END