B2457

B2457 CONTROL UNIT AS





Description
- It controls pre-crash seat belt motor according to input signal
- Built in passenger side seat belt retractor




DTC Logic

DTC DETECTION 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 - Refer to B2457.
NO - INSPECTION END




Diagnosis Procedure
1. .INSPECTION START
1. Check "Self-diagnostic result" with CONSULT-III.
2. Touch "ERASE".
3. Perform DTC Confirmation Procedure.
See B2457.
Is DTC B2457 displayed again?
YES - Replace pre-crash seat belt control unit (passenger side).
NO - GO TO 2.
2.CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
- INSPECTION END