Diagnosis Procedure

DOOR LOCK AND UNLOCK SWITCH

PASSENGER SIDE : Diagnosis Procedure


1. CHECK DOOR LOCK AND UNLOCK SWITCH INPUT SIGNAL

1.Turn power switch OFF.
2.Disconnect front power window switch (passenger side) connector.
3.Check signal between front power window switch (passenger side) 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 front power window switch (passenger side) harness connector.





3.Check continuity between BCM harness connector and ground.





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

3. CHECK DOOR LOCK AND UNLOCK SWITCH GROUND

Check continuity between front power window switch (passenger side) 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

Refer to "PASSENGER SIDE : Component Inspection" Component Inspection.
Is the inspection result normal?
YES- GO TO 5.
NO- Replace front power window switch (passenger side). Refer to "Removal and Installation" Service and Repair.

5. CHECK INTERMITTENT INCIDENT

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