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 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 3.

   NO: Repair or replace harness or connector.

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

   Is DTC detected? 

   YES: GO TO 4.

   NO: INSPECTION END

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

   Is DTC detected? 

   YES: GO TO 5.

   NO: INSPECTION END

Refer to "INTERMITTENT INCIDENT ".

: INSPECTION END