Diagnosis Procedure
WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
Regarding Wiring Diagram information, refer to WIRING DIAGRAM .
- CHECK LIFTING MOTOR LH (FRONT) POWER SUPPLY
- Turn the ignition switch to ACC.
- Perform "ACTIVE TEST" (+)"SEAT LIFTER FR") with CONSULT.
- Check voltage between driver seat control unit harness connector and ground.
(+) (-) Condition Voltage (V)
(Approx.)Driver seat control unit Connector Terminal B210 34 Ground SEAT LIFTER FR OFF 0 UP Battery voltage DWN (downward) 0 42 OFF 0 UP 0 DWN (downward) Battery voltage
Is the inspection result normal?
YES
Replace lifting motor LH (front). Refer to REMOVAL AND INSTALLATION .
NO
GO TO STEP 2 .
- CHECK LIFTING MOTOR LH (FRONT) CIRCUIT
- Turn ignition switch OFF.
- Disconnect driver seat control unit and lifting motor LH (front).
- Check continuity between driver seat control unit harness connector and lifting motor LH (front) harness connector.
Driver seat control unit Lifting motor LH (front) Continuity Connector Terminal Connector Terminal B210 34 B218 6 Yes 42 4 - Check continuity between driver seat control unit harness connector and ground.
Driver seat control unit Ground Continuity Connector Terminal B210 34 No 42
Is the inspection result normal?
YES
GO TO STEP 3.
NO
Repair or replace harness.
- CHECK INTERMITTENT INCIDENT
Refer to INTERMITTENT INCIDENT .
Is the inspection result normal?
YES
Replace driver seat control unit. Refer to REMOVAL AND INSTALLATION .
NO
Repair or replace the malfunctioning part.