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Check Sliding Switch Circuit

  1. CHECK FUNCTION 

    With CONSULT-II 

    With "SLIDE SW-FR, SLIDE SWRR" on the DATA MONITOR, operate the sliding switch to check ON/OFF operation.

    MONITOR ITEM AND CONTENTS REFERENCE

    Monitor item [OPERATION or UNIT] Contents
    SLIDE SW - FR "ON/OFF" ON /OFF status judged from the sliding switch (FR) signal is displayed.
    SLIDE SW - RR "ON/OFF" ON / OFF status judged from the sliding switch (RR) signal is displayed.
    Fig 1: Display CONSULT II - Data Monitor Screen
    G04130177Courtesy of NISSAN MOTOR CO., U.S.A.

    Without CONSULT-II 

    Carry out "SWITCH MONITOR" in the on-board diagnosis function, and operate the sliding switch to check. Refer to "SWITCH MONITOR ".

    OK or NG 

    • OK : Replace the driver seat control unit.
    • NG : GO TO 2.
  2. CHECK SLIDING SWITCH INPUT/OUTPUT 
    1. Turn ignition switch OFF.
    2. Check voltage between driver seat control unit connector and ground.
      CONNECTORS VOLTAGE REFERENCE

      Connector Terminals (Wire color) Condition Voltage (V) (Approx.)
      (+) (-)
      B143 17 (Y/R) Ground Sliding switch ON (forward operation) 0
      Sliding switch OFF 5
      23 (G/W) Sliding switch ON (backward operation) 0
      Sliding switch OFF 5

    OK or NG 

    • OK : System is OK.
    • NG : GO TO 3.
      Fig 2: Identifying Voltage Between Driver Seat Control Unit Connector And Ground
      G04130178Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK HARNESS CONTINUITY 
    1. Disconnect driver seat control unit connector and power seat switch (driver side) connector.
    2. Check continuity between driver seat control unit connector B143 terminals 17, 23 and driver power seat switch connector B144 terminals 17, 23.

      17 (Y/R) - 17 (Y/R) : Continuity should exist. 

      23 (G/W) - 23 (G/W) : Continuity should exist. 

    3. Check continuity between driver seat control unit connector B143 terminals 17, 23 and ground.

      17 (Y/R) - Ground : Continuity should not exist. 

      23 (G/W) - Ground : Continuity should not exist. 

    OK or NG 

    • OK : GO TO 4.
    • NG : Repair or replace harness between driver seat control unit and power seat switch.
      Fig 3: Identifying Continuity Between Driver Seat Control Unit Connector B143 Terminals 17, 23 And Ground
      G04130179Courtesy of NISSAN MOTOR CO., U.S.A.
  4. CHECK SLIDING SWITCH 

    Check continuity between driver seat control unit connector B144 terminal 17, 23 and 15.

    CONNECTORS CONTINUITY REFERENCE

    Connector Terminals Condition Continuity
    B144 17 15 Sliding switch ON (forward operation) Yes
    Sliding switch OFF No
    23 Sliding switch ON (backward operation) Yes
    Sliding switch OFF No

    OK or NG 

    • OK : GO TO 5.
    • NG : Replace driver power seat switch.
      Fig 4: Identifying Continuity Between Driver Seat Control Unit Connector B144 Terminal 17, 23 And 15
      G04130180Courtesy of NISSAN MOTOR CO., U.S.A.
  5. CHECK POWER SEAT SWITCH GROUND CIRCUIT 

    Check continuity between power seat switch (driver side) connector B144 terminal 15 and ground.

    15 (B) - Ground : Continuity should exist. 

    OK or NG 

    • OK : Check the condition of the harness and connector.
    • NG : Repair or replace harness between driver seat switch and ground.
      Fig 5: Identifying Continuity Between Power Seat Switch Connector B144 Terminal 15 And Ground
      G04130181Courtesy of NISSAN MOTOR CO., U.S.A.
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