Diagnosis Procedure
- CHECK HARNESS CONTINUITY
Check voltage between BCM connector and ground.
TERMINAL VOLTAGE SPECIFICATIONTerminals Door condition Voltage (V) (Approx.) (+) (-) BCM connector Terminal M123 124 Ground Passenger side OPEN 0 CLOSE Battery voltage 150 Driver side OPEN 0 CLOSE Battery voltage Is the measurement value within the specification?
YES: Replace BCM. Refer to "REMOVAL AND INSTALLATION ".
NO: GO TO 2.
- CHECK HARNESS CONTINUITY
- Turn ignition switch OFF.
- Disconnect BCM connector and front door switch connector.
- Check continuity between BCM connector and front door switch connector.TERMINAL CONTINUITY SPECIFICATION
BCM connector Terminal Front door switch connector Terminal Continuity M123 124 B116 2 Existed 150 B16 - Check continuity between BCM connector ground.TERMINAL CONTINUITY SPECIFICATION
BCM connector Terminal Ground Continuity M123 124 Not existed 150
Is the inspection result normal?
YES: GO TO 3.
NO: Repair or replace harness.
- CHECK BCM OUTPUT SIGNAL
- Connect BCM connector.
- Check voltage between BCM connector and ground.TERMINAL VOLTAGE SPECIFICATION
Terminal Voltage (V) (Approx.) (+) (-) BCM connector Terminal M123 124 Ground Battery voltage 150
Is the measurement value within the specification?
YES: GO TO 4.
NO: Replace BCM. Refer to "REMOVAL AND INSTALLATION ".
- CHECK FRONT DOOR SWITCH
Check front door switch.
Refer to , "COMPONENT INSPECTION ".
Is the inspection result normal?
YES: Check intermittent incident. Refer to "INTERMITTENT INCIDENT ".
NO: Replace front door switch.