Rear

LIFTING SENSOR (REAR)

Component Function Check

1. CHECK FUNCTION

1.Select "LIFT RR PULSE" in "Data monitor" mode using CONSULT.
2.Check lifting sensor (rear) signal under the following conditions.

Is the indication normal?
YES- INSPECTION END
NO- Perform diagnosis procedure. Refer to "Diagnosis Procedure" .

Diagnosis Procedure

1. CHECK LIFTING SENSOR (REAR) SIGNAL

1.Turn ignition switch ON.
2.Read voltage signal between driver seat control unit harness connector and ground with oscilloscope.

Is the inspection result normal?
YES- Replace driver seat control unit.
NO- GO TO 2.

2. CHECK LIFTING SENSOR (REAR) CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect driver seat control unit and lifting motor (rear) connector.
3.Check the continuity between driver seat control unit harness connector and lifting motor (rear) harness connector.

4.Check the continuity between driver seat control unit harness connector and ground.

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

3. CHECK LIFTING SENSOR (REAR) POWER SUPPLY

1.Connect driver seat control unit connector.
2.Turn ignition switch ON.
3.Check the voltage between lifting motor (rear) harness connector and ground.

Is the inspection result normal?
YES- GO TO 5.
NO- GO TO 4.

4. CHECK LIFTING SENSOR (REAR) POWER SUPPLY CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect driver seat control unit connector.
3.Check the continuity between driver seat control unit harness connector and lifting motor (rear) harness connector.

4.Check the continuity between driver seat control unit harness connector and ground.

Is the inspection result normal?
YES- Replace driver seat control unit.
NO- Repair or replace harness or connector.

5. CHECK LIFTING SENSOR (REAR) GROUND CIRCUIT

1.Turn ignition switch OFF.
2.Check the continuity between lifting motor (rear) harness connector and ground.

Is the inspection result normal?
YES- Replace lifting motor (rear).
NO- Repair or replace harness or connector.