Diagnosis Procedure
- CHECK SLIDING SWITCH SIGNAL
- Turn Ignition Switch OFF.
- Disconnect power seat Switch connector.
- Turn Ignition Switch ON.
- Check voltage between power seat Switch harness connector and ground.
(+)
(-)
Voltage (V)
(Approx.)
Power seat Switch
Connector
Terminals
B518
11
Ground
12
12
Is the inspection result normal?
YES
GO TO 3.
NO
GO TO 2.
- CHECK SLIDING SWITCH CIRCUIT
- Turn Ignition Switch OFF.
- Disconnect Driver Seat Control Unit connector.
- Check continuity between Driver Seat Control Unit harness connector and power seat Switch harness connector.
Driver Seat Control Unit
Power seat Switch
Continuity
Connector
Terminal
Connector
Terminal
B514
11
B518
11
Existed
12
12
- Check continuity between Driver Seat Control Unit harness connector and ground.
Driver Seat Control Unit
Ground
Continuity
Connector
Terminal
B514
11
Not existed
12
Is the inspection result normal?
YES
Replace Driver Seat Control Unit. Refer to Removal and Installation .
NO
Repair or replace harness or connector.
- CHECK SLIDING SWITCH
Refer to Component Inspection .
Is the inspection result normal?
YES
GO TO 4.
NO
Replace power seat Switch. Refer to Removal and Installation
- CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident .
INSPECTION END