With Intelligent Key System

DOOR LOCK AND UNLOCK SWITCH

Component Function Check


1. CHECK FUNCTION

1.Select "DOOR LOCK" of "BCM" using CONSULT.
2.Select "CDL LOCK SW", "CDL UNLOCK SW" in "DATA MONITOR" mode.
3.Check that the function operates normally according to the following conditions.





Is the inspection result normal?
YES- Door lock and unlock switch is OK.
NO- .


Diagnosis Procedure


1. CHECK DOOR LOCK AND UNLOCK SWITCH INPUT SIGNAL

1.Turn ignition switch OFF.
2.Disconnect power window main switch connector.
3.Check signal between power window main switch harness connector and ground using oscilloscope.





Is the inspection result normal?
YES- GO TO 3.
NO- GO TO 2.

2. CHECK DOOR LOCK AND UNLOCK SWITCH CIRCUIT

1.Disconnect BCM connector and power window main switch connector.
2.Check continuity between BCM harness connector and power window main switch harness connector.





3.Check continuity between BCM harness connector and ground.





Is the inspection result normal?
YES- Replace BCM. With Intelligent Key System.
NO- Repair or replace harness.

3. CHECK DOOR LOCK AND UNLOCK SWITCH GROUND

Check continuity between power window main switch harness connector and ground.





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

4. CHECK DOOR LOCK AND UNLOCK SWITCH

.
Is the inspection result normal?
YES- GO TO 5.
NO- Replace power window main switch. Service and Repair.

5. CHECK INTERMITTENT INCIDENT

Intermittent Incident.
- INSPECTION END


Component Inspection


1. CHECK DOOR LOCK AND UNLOCK SWITCH

1.Turn ignition switch OFF.
2.Disconnect power window main switch connector.
3.Check continuity between power window main switch terminals.





Is the inspection result normal?
YES- INSPECTION END
NO- Replace power window main switch.