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Home >> Infiniti >> 2006 >> FX35 RWD >> Repair and Diagnosis >> Body & Frame >> Seats >> Automatic Drive Positioner >> Check Detention Switch (P Range Switch) Circuit

Check Detention Switch (P Range Switch) Circuit

  1. CHECK FUNCTION 

    With CONSULT-II 

    Make sure when the A/T selector lever is in P position"P POSITION SW" on the DATA MONITOR becomes ON.

    MONITOR ITEM CHART

    Monitor item [OPERATION or UNIT] Contents
    P POSITION SW "ON/OFF" The selector lever position "P position (ON)/other than P position (OFF)" judged from the detente switch signal is displayed.
    Fig 1: CONSULT-II Function Display - DATA MONITOR
    G04077732Courtesy of NISSAN MOTOR CO., U.S.A.

    Without CONSULT-II 

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

      Connector Terminals (Wire color) Condition Voltage (V) (Approx.)
      (+) (-)
      B152 17 (PU) Ground Selector lever sifted to P position. 0
      Selector lever other than P position. Battery voltage

    OK or NG 

    OK : Detention switch circuit is OK.

    NG : GO TO 2.

    Fig 2: Identifying Voltage Between Drive Seat Control Unit Connector And Ground
    G04077733Courtesy of NISSAN MOTOR CO., U.S.A.
  2. CHECK DETENTION SWITCH POWER SUPPLY CIRCUIT HARNESS 
    1. Turn ignition switch OFF.
    2. Disconnect driver seat control unit connector and A/T device (detention switch) connector.
    3. Check continuity between driver seat control unit connector B152 terminal 17 and A/T device (detention switch) connector M67 terminal 3.

      17 (PU) - 3 (R/Y) : Continuity should exist. 

    4. Check continuity between driver seat control unit connector B152 terminal 17 and ground.

      17 (PU) - Ground : Continuity should not exist. 

      Fig 3: Identifying Continuity Between Driver Seat Control Unit Connector B152 Terminal 17 And Ground
      G04077734Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK : GO TO 3.

    NG : Repair or replace harness between driver seat control unit and A/T device (detention switch).

  3. CHECK A/T DEVICE (DETENTION SWITCH) 

    Check continuity between A/T device (detection switch) connector M67 terminal 2 and 3.

    TERMINAL CONTINUITY CHART

    Connector Terminal Condition Continuity
    M67 2 3 P position Yes
    Other than P position No

    OK or NG 

    OK : GO TO 4.

    NG : Replace A/T device (detention switch).

    Fig 4: Identifying Continuity Between A/T Device (Detection Switch) Connector M67 Terminal 2 And 3
    G04077735Courtesy of NISSAN MOTOR CO., U.S.A.
  4. CHECK A/T DEVICE (DETENTION SWITCH) GROUND HARNESS 

    Check continuity between A/T device (detention switch) connector M67 terminal 2 and ground.

    2 (B) - Ground : Continuity should exist. 

    OK or NG 

    OK : Check the condition of the harness and connector.

    NG : Repair or replace harness between A/T device (detention switch) and ground.

    Fig 5: Identifying Continuity Between A/T Device (Detention Switch) Connector M67 Terminal 2 And Ground
    G04077736Courtesy of NISSAN MOTOR CO., U.S.A.
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