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Reclining Switch Inspection

WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK FUNCTION 

    With CONSULT-II 

    With "RECLINING SW-FR, RECLINING SW-RR" on the DATA MONITOR, operate the reclining switch to check ON/OFF operation.

    CHECK FUNCTION

    Monitor item [OPERATION or UNIT] Contents
    RECLN SW-FR "ON/OFF" ON/OFF status judged from the reclining switch (FR) signal is displayed.
    RECLIN S W-RR "ON/OFF" ON/OFF status judged from the reclining switch (RR) signal is displayed.
    Fig 1: Display DATA MONITOR
    G03500389Courtesy of NISSAN MOTOR CO., U.S.A.

    Without CONSULT-II 

    1. Turn ignition switch OFF.
    2. Check voltage between driver seat control unit connector and ground.
    TERMINAL VOLTAGE

    Connector Terminals (Wire color) Condition Voltage (V) (Approx)
    (+) (-)
    P2 12 (O/B) Ground Reclining switch ON (RR operation) 0
    Reclining switch OFF Battery voltage
    27 (G/B) Reclining switch ON (FR operation) 0
    Reclining switch OFF Battery voltage

    OK or NG

    1. OK: Reclining switch circuit is OK.
    2. NG: GO TO 2.
    Fig 2: Checking Voltage Between Driver Seat Control Unit Connector & Ground
    G03500390Courtesy of NISSAN MOTOR CO., U.S.A.
  2. CHECK RECLINING SWITCH CIRCUIT HARNESS CONTINUITY 
    1. Disconnect driver seat control unit and power seat switch LH.
    2. Check continuity between driver seat control unit connector P2 terminals 12 (O/B), 27 (G/B) and power seat switch LH connector P8 terminals 9 (O/B), 10 (G/B).
      1. 12 (O/B) - 9 (O/B): Continuity should exist. 
      2. 27 (G/B) - 10 (G/B): Continuity should exist. 
    3. Check continuity between driver seat control unit connector P2 terminals 12 (O/B), 27 (G/B) and ground.
      1. 12 (O/B) - Ground: Continuity should not exist. 
      2. 27 (G/B) - Ground: Continuity should not exist. 

      OK or NG

      1. OK: GO TO 3.
      2. NG: Repair or replace harness.
      Fig 3: Checking Continuity Between Driver Seat Control Unit Connector & Ground
      G03500391Courtesy of NISSAN MOTOR CO., U.S.A.
  3. RECLINING SWITCH INSPECTION 

    Check continuity between power seat switch LH as follows.

    RECLINING SWITCH INSPECTION

    Connector Terminal Condition Continuity
    (+) (-)
    P8 9 3 Reclining switch ON (RR operation) Yes
    Reclining switch OFF No
    10 Reclining switch ON (FR operation) Yes
    Reclining switch OFF No

    OK or NG

    1. OK: Check the condition of the harness and connector.
    2. NG: Replace power seat switch LH.
    Fig 4: Checking Continuity Between Power Seat Switch LH Connector
    G03500392Courtesy of NISSAN MOTOR CO., U.S.A.
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