Diagnosis Procedure

Check pre-crash seat belt control unit power supply and ground circuit. Refer to DIAGNOSIS PROCEDURE .

Is the inspection result normal?

YES 

GO TO STEP 2  .

NO 

Repair or replace malfunctioning parts.

1. Turn ignition switch OFF.
2. Disconnect pre-crash seat belt control unit (driver side and passenger side) harness connector.
3. Check continuity between pre-crash seat belt control unit (driver side) harness connector and pre-crash seat belt control unit (passenger side).

   Pre-crash seat belt control unit (driver side)		Pre-crash seat belt control unit (passenger side)		Continuity
   Connector	Terminal	Connector	Terminal
   B9	8	B231	8	Existed
   	16		16

4. Check continuity between pre-crash seat belt control unit (driver side) harness connector and ground.

   Pre-crash seat belt control unit (driver side)		Ground	Continuity
   Connector	Terminal
   B9	8		Not existed
   	16

Is the inspection result normal?

YES 

GO TO STEP 3  .

NO 

Repair or replace harness or connector.

1. Replace pre-crash seat belt control unit (passenger side). Refer to REMOVAL AND INSTALLATION .
2. Check "Self-diagnostic result" with CONSULT.

Is DTC detected?

YES 

GO TO STEP 4  .

NO 

INSPECTION END

1. Replace pre-crash seat belt control unit (driver side). Refer to REMOVAL AND INSTALLATION .
2. Check "Self-diagnostic result" with CONSULT.

Is DTC detected?

YES 

GO TO STEP 5  .

NO 

INSPECTION END

Refer to INTERMITTENT INCIDENT .

INSPECTION END