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Seat Memory and Set Switch Circuit Check

  1. CHECK FUNCTION 

    With CONSULT-II 

    With "SET SW, MEMORY SW1, MEMORY SW2" on the DATA MONITOR, operate the switch to check ON/OFF operation.

    MONITOR ITEM CONTENTS

    Monitor item [OPERATION or UNIT] Contents
    SET SW "ON/OFF" ON/OFF status judged from the setting switch signal is displayed.
    MEMORY SW1 "ON/OFF" ON/OFF status judged from the seat memory switch 1 signal is displayed.
    MEMORY SW2 "ON/OFF" ON/OFF status judged from the seat memory switch 2 signal is displayed.
    Fig 1: CONSULT II DATA MONITOR Screen
    G04146012Courtesy of NISSAN MOTOR CO., U.S.A.

    Without CONSULT-II 

    1. Turn ignition switch OFF.
    2. Check voltage between automatic drive positioner control unit connector and ground.
    AUTOMATIC DRIVE POSITIONER CONTROL UNIT CONNECTOR AND GROUND VOLTAGE

    Automatic drive positioner control unit connector Terminals Condition Voltage [V] (Approx.)
    (+) (-)
    M6 9 Ground Memory switch 1: ON 0
    Other than above 5
    24 Set switch: ON 0
    Other than above 5
    25 Memory switch 2: ON 0
    Other than above 5
    Fig 2: Identifying Voltage Between Automatic Drive Positioner Control Unit Connector And Ground
    G04146013Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: Seat memory switch circuit is OK.

    NG: GO TO 2.

  2. CHECK SEAT MEMORY SWITCH 
    1. Disconnect seat memory switch connector.
    2. Operate the setting switch and seat memory switch.
    3. Check continuity between seat memory switch as follows.
    SEAT MEMORY SWITCH CONTINUITY

    Seat memory switch Terminal Condition Continuity
    D9 1 4 Memory switch 1 ON Yes
    Memory switch 1: OFF No
    2 Memory switch 2: ON Yes
    Memory switch 2: OFF No
    3 Set switch: ON Yes
    Set switch: OFF No
    Fig 3: Identifying Continuity Between Seat Memory Switch
    G04146014Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: GO TO 3.

    NG: Replace seat memory switch.

  3. CHECK HARNESS CONTINUITY 
    1. Disconnect automatic drive positioner control unit connector.
    2. Check continuity between automatic drive positioner control unit connector and seat memory switch connector.
      AUTOMATIC DRIVE POSITIONER CONTROL UNIT CONNECTOR AND SEAT MEMORY SWITCH CONNECTOR CONTINUITY

      A B Continuity
      Automatic drive positioner control unit connector Terminal Seat memory switch connector Terminal
      M6 9 D9 1 Yes
      24 3
      25 2
    3. Check continuity between automatic drive positioner control unit connector and ground.
      AUTOMATIC DRIVE POSITIONER CONTROL UNIT CONNECTOR AND GROUND CONTINUITY

      A Ground Continuity
      Automatic drive positioner control unit connector Terminal
      M6 9 No
      24
      25
      Fig 4: Identifying Continuity Between Automatic Drive Positioner Control Unit Connector And Seat Memory Switch Connector
      G04146015Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: GO TO 4.

    NG: Repair or replace harness.

  4. CHECK SEAT MEMORY SWITCH GROUND CIRCUIT 

    Check continuity between seat memory switch connector and ground.

    SEAT MEMORY SWITCH CONNECTOR AND GROUND CONTINUITY

    Seat memory switch connector Terminal Ground Continuity
    D9 4 Yes
    Fig 5: Identifying Continuity Between Seat Memory Switch Connector And Ground
    G04146016Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: Replace automatic drive positioner control unit.

    NG: Repair or replace harness.

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