Diagnosis Procedure
- CHECK LIFTING SWITCH (FRONT) 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) Power seat switch Connector Terminals B603 10 Ground 9 - 16 26 Is the inspection result normal?
YES
GO TO STEP 3 .
NO
GO TO STEP 2 .
- CHECK LIFTING SWITCH (FRONT) 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 B601 10 B603 10 Existed 26 26 - Check continuity between driver seat control unit harness connector and ground.
Driver seat control unit Ground Continuity Connector Terminal B601 10 Not existed 26
Is the inspection result normal?
YES
Replace driver seat control unit. Refer to REMOVAL AND INSTALLATION .
NO
Repair or replace harness or connector.
- CHECK LIFTING SWITCH (FRONT)
Refer to COMPONENT INSPECTION .
Is the inspection result normal?
YES
GO TO STEP 4 .
NO
Replace power seat switch. Refer to REMOVAL AND INSTALLATION .
- CHECK INTERMITTENT INCIDENT
Refer to INTERMITTENT INCIDENT .
INSPECTION END