LH Front Only Anti-Pinch

ENCODER

DRIVER SIDE : Description

Detects condition of the front power window motor LH operation and transmits to main power window and door lock/unlock switch as pulse signal.


DRIVER SIDE : Component Function Check


1. CHECK ENCODER OPERATION

Check front door glass LH perform AUTO open/close operation normally with main power window and door lock/unlock switch.
Is the inspection result normal?
YES- Encoder operation is OK.
NO- Refer to "DRIVER SIDE : Diagnosis Procedure" .


DRIVER SIDE : Diagnosis Procedure

Regarding Wiring Diagram information, refer to "Wiring Diagram With Left Front Only Power Window AntiPinch" With Left Front Only Power Window Anti- Pinch.

Encoder Circuit Check


1. CHECK ENCODER OPERATION

1.Connect front power window motor LH.
2.Turn ignition switch ON.
3.Check signal between main power window and door lock/unlock switch connector D12 and ground with oscilloscope.










Is the inspection result normal?
YES- Check intermittent incident. Refer to "Intermittent Incident" Intermittent Incident.
NO- GO TO 2.

2. CHECK FRONT POWER WINDOW MOTOR LH POWER SUPPLY

1.Turn ignition switch ON.
2.Check voltage between front power window motor LH connector D9 and ground.





Is the inspection result normal?
YES- GO TO 4.
NO- GO TO 3.

3. CHECK HARNESS CONTINUITY 1

1.Turn ignition switch OFF.
2.Disconnect main power window and door lock/unlock switch and front power window motor LH.
3.Check continuity between main power window and door lock/unlock switch connector D12 and front power window motor connector D9.





4.Check continuity between main power window and door lock/unlock switch connector D12 and ground.





Is the inspection result normal?
YES- Replace main power window and door lock/unlock switch. Refer to "Removal and Installation" LH Front Only Anti-Pinch. After that, refer to "DRIVER SIDE : Special Repair Requirement" .
NO- Repair or replace harness or connectors.

4. CHECK GROUND CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect front power window motor LH.
3.Check continuity between front power window motor LH connector D9 and ground.





Is the inspection result normal?
YES- GO TO 6.
NO- GO TO 5.

5. CHECK HARNESS CONTINUITY 2

1.Disconnect main power window and door lock/unlock switch.
2.Check continuity between main power window and door lock/unlock switch connector D12 and front power window motor LH connector D9.





Is the inspection result normal?
YES- Check main power window and door lock/unlock switch. Refer to "POWER WINDOW MAIN SWITCH : Component Inspection" LH Front Only Anti-Pinch.
NO- Repair or replace the harness or connectors.

6. CHECK HARNESS CONTINUITY 3

1.Disconnect main power window and door lock/unlock switch.
2.Check continuity between main power window D12 and door lock/unlock switch connector and front power window motor LH connector D9.





3.Check continuity between main power window and door lock/unlock switch connector and ground.





Is the inspection result normal?
YES- Replace front power window motor LH. Refer to "Removal and Installation Front Regulator" Removal And Installation. After that, refer to "DRIVER SIDE : Special Repair Requirement" .
NO- Repair or replace harness or connectors.


DRIVER SIDE : Special Repair Requirement


1. PERFORM INITIALIZATION PROCEDURE

Perform initialization procedure.
Refer to "ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair Requirement" LH Front Only Anti-Pinch.
Is the inspection result normal?
YES- Inspection end.
NO- Check intermittent incident. Refer to "Intermittent Incident" Intermittent Incident.