LH&RH Front Anti-Pinch-Coupe

DOOR SWITCH

Description

Detects door open/close condition and transmits the signal to BCM.


Component Function Check


1. CHECK DOOR SWITCH INPUT SIGNAL

Check ("DOOR SW-DR" and "DOOR SW-AS") in "DATA MONITOR" mode with CONSULT. Retained PWR.





Is the inspection result normal?
YES- Door switch circuit is OK.
NO- Refer to "Diagnosis Procedure".


Diagnosis Procedure

Regarding Wiring Diagram information, Coupe With Left And Right Power Window Anti-Pinch.

1. CHECK HARNESS CONTINUITY

Check voltage between BCM connector and ground.






Is the measurement value within the specification?
YES- Replace BCM. Service and Repair.
NO- GO TO 2

2. CHECK HARNESS CONTINUITY

1.Turn ignition switch OFF.
2.Disconnect BCM and door switch.
3.Check continuity between BCM connector and door switch connector.





4.Check continuity between BCM connector and ground.





Is the inspection result normal?
YES- GO TO 3
NO- Repair or replace harness.

3. CHECK BCM OUTPUT SIGNAL

1.Connect BCM connector.
2.Check voltage between BCM connector and ground.





Is the measurement value within the specification?
YES- GO TO 4
NO- Replace BCM. Service and Repair.

4. CHECK DOOR SWITCH

Check door switch.
Refer to "Component Inspection".
Is the inspection result normal?
YES- Check intermittent incident. Intermittent Incident.
NO- Replace door switch.


Component Inspection


1. CHECK DOOR SWITCH

Check door switches.





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