EX35 AWD V6-3.5L (VQ35HR) (2009)
Is the inspection result normal?
YES - Replace BCM. Refer to See: Body Control Systems/Body Control Module/Service and Repair/Removal and Installation.
NO - Repair or replace harness.
Component Function Check
DOOR REQUEST SWITCH
Component Function Check
1.CHECK FUNCTION
Check door request switch ("REQ SW -DR" or "REQ SW -AS") in Data Monitor mode.
Is the inspection result normal?
YES - Door request switch is OK.
NO - Refer to See: Door Request Switch/Diagnosis Procedure.
Diagnosis Procedure
DOOR REQUEST SWITCH
Description
Transmits lock/unlock operation to BCM.
DOOR REQUEST SWITCH
Diagnosis Procedure
1.CHECK BCM OUTPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect malfunctioning front outside handle (request switch) connector.
3. Check signal between malfunctioning front outside handle (request switch) harness connector and ground with oscilloscope.
Is the inspection result normal?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK DOOR REQUEST SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and malfunctioning front outside handle (request switch) harness connector.