LH & RH Front Anti-Pinch-Coupe

ENCODER

DRIVER SIDE : Description

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

ENCODER

DRIVER SIDE : Diagnosis Procedure

Regarding Wiring Diagram information, refer to Power Window System - With Left And Right Power Window Anti-Pinch.

Encoder Circuit Check
1. CHECK ENCODER OPERATION

1. Turn ignition switch ON.
2. Check signal between main power window and door lock/unlock switch connector and ground with oscilloscope.

Is the inspection result normal?
YES - Check intermittent incident. Refer to Intermittent Incident.
NO - GO TO 2
2. CHECK POWER WINDOW MOTOR LH POWER SUPPLY

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

Is the measurement value within the specification?
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 power window motor LH.
3. Check continuity between main power window and door lock/unlock switch connector (A) and power window motor LH connector (B).

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

Is the inspection result normal?
YES - Replace main power window and door lock/unlock switch. Refer to LH & RH Front Anti-Pinch-Coupe. After that, refer to LH & RH Front Anti-Pinch-Coupe.
NO - Repair or replace harness.
4. CHECK GROUND CIRCUIT

1. Turn ignition switch OFF.
2. Disconnect power window motor LH.
3. Check continuity between power window motor LH connector 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 (A) and power window motor LH connector (B).

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

Is the inspection result normal?
YES - Replace power window motor LH. Refer to Removal and Installation. After that, refer to LH & RH Front Anti-Pinch-Coupe.
NO - Repair or replace harness.