Door Request Switch

DOOR REQUEST SWITCH

Description

Transmits lock/unlock operation to BCM.


Component Function Check


1. CHECK FUNCTION

Check ("REQ SW -DR" or "REQ SW -AS") in BCM "Data Monitor" mode using CONSULT-III.





Is the inspection result normal?
YES- Door request switch is OK.
NO- .


Diagnosis Procedure


1. CHECK DOOR REQUEST SWITCH INPUT SIGNAL

1.Turn ignition switch OFF.
2.Disconnect malfunctioning outside handle connector.
3.Check signal between malfunctioning outside handle harness connector and ground using 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 malfunctioning outside handle harness connector and BCM harness connector.





3.Check continuity between malfunctioning outside handle harness connector and ground.





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

3. CHECK DOOR REQUEST SWITCH GROUND CIRCUIT

Check continuity between malfunctioning outside handle harness connector and ground.





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

4. CHECK DOOR REQUEST SWITCH

.
Is the inspection result normal?
YES- GO TO 5.
NO- Replace malfunctioning outside handle. Removal and Installation.

5. CHECK INTERMITTENT INCIDENT

Intermittent Incident.
- INSPECTION END


Component Inspection


1. CHECK DOOR REQUEST SWITCH

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





Is the inspection result normal?
YES- INSPECTION END
NO- Replace malfunctioning outside handle. Removal and Installation.