Sliding Sensor

SLIDING SENSOR

Description

- The sliding sensor is installed to the seat frame assembly.
- The pulse signal is input to the driver seat control unit when sliding is performed.
- The driver seat control unit counts the pulse and calculates the sliding amount of the seat.


Component Function Check


1. CHECK FUNCTION

1.Select "SLIDE PULSE" in "Data monitor" mode with CONSULT.
2.Check sliding sensor signal under the following conditions.





Is the indication normal?
YES- Inspection End.
NO- Perform diagnosis procedure. .


Diagnosis Procedure

Regarding Wiring Diagram information, [1][2]Electrical Diagrams.

1. CHECK SLIDING SENSOR 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- GO TO 4
NO- GO TO 2

2. CHECK SLIDING SENSOR CIRCUITS






1.Turn ignition switch OFF.
2.Disconnect driver seat control unit and sliding motor LH.
3.Check continuity between driver seat control unit harness connector and sliding motor LH harness connector.





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





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

3. CHECK SEAT OPERATION

1.Connect driver seat control unit and sliding motor LH.
2.Check seat operation (except sliding operation) with memory function.
Is the inspection result normal?
YES- Replace sliding motor LH. Exploded View.
NO- Replace driver seat control unit. Exploded View.

4. CHECK INTERMITTENT INCIDENT

Intermittent Incident.
Is the inspection result normal?
YES- Replace driver seat control unit. Exploded View.
NO- Repair or replace the malfunctioning part.