Door Request Switch

DOOR REQUEST SWITCH

Description

Transmits lock/unlock operation to BCM.


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 "Diagnosis Procedure" .


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.





3.Check continuity between BCM harness connector and ground.





Is the inspection result normal?
YES- Replace BCM. Refer to "Removal and Installation" Removal and Installation.
NO- Repair or replace harness.

3. CHECK DOOR REQUEST SWITCH GROUND CIRCUIT

Check continuity between malfunctioning front outside handle (request switch) harness connector and ground.





Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace harness.

4. CHECK DOOR REQUEST SWITCH

Refer to "Component Inspection" .
Is the inspection result normal?
YES- GO TO 5.
NO- Replace malfunctioning front outside handle (request switch). Refer to "OUTSIDE HANDLE : Removal and Installation" Removal and Installation.

5. CHECK INTERMITTENT INCIDENT

Refer to "Intermittent Incident" Intermittent Incident.
- INSPECTION END


Component Inspection


1. CHECK DOOR REQUEST SWITCH

1.Turn ignition switch OFF.
2.Disconnect malfunctioning front outside handle (request switch) connector.
3.Check continuity between malfunctioning front outside handle (request switch) terminals.





Is the inspection result normal?
YES- INSPECTION END
NO- Replace malfunctioning front outside handle (request switch). Refer to "OUTSIDE HANDLE : Removal and Installation" Removal and Installation.