Check Door Request Switch

2006 Infiniti FX35 AWDSECTION Check Door Request Switch
  1. CHECK DOOR REQUEST SWITCH 

    With CONSULT-II 

    Display "DR REQ SW" (driver door)"AS REQ SW" (passenger door) and "BD/TR REQ SW" (back door) on DATA MONITOR screen, and check if ON-OFF display is linked to door request switch operation.

    Press door request switch. : ON 

    Release door request switch. : OFF 

    OK or NG 

    OK : Door request switch is OK.

    NG : GO TO 2.

    Fig 1: CONSULT-II DISPLAY - "DR REQ SW"
    G04077059Courtesy of NISSAN MOTOR CO., U.S.A.
  2. CHECK DOOR REQUEST SWITCH SIGNAL 
    1. Turn ignition knob LOCK position.
    2. Disconnect door request switch connector.
    3. Check voltage between door request switch connector D12 (driver door), D42 (passenger door), D113 (back door) terminal 1 and ground.

      Driver 1 (SB) - Ground : Approx. 5V 

      Passenger 1 (GY) - Ground : Approx. 5V 

      Back door 1 (GY) - Ground : Approx. 5V 

      Fig 2: Identifying Voltage Between Door Request Switch Connector D12, D113 Terminal 1 And Ground
      G04077060Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK : GO TO 3.

    NG : GO TO  5.

  3. CHECK DOOR REQUEST SWITCH OPERATION 

    Check continuity between door request switch D12 (driver door), D42 (passenger door), D113 (back door) terminals 1 and 2.

    CONTINUITY SPECIFICATIONS

    Terminal Condition Continuity
    1 2 Press door request switch Yes
    Return door request switch No

    OK or NG 

    OK : GO TO 4.

    NG : Replace door request switch.

    Fig 3: Identifying Continuity Between Door Request Switch D12 (Driver Door), D42 (Passenger Door), D113 (Back Door) Terminals 1 And 2
    G04077061Courtesy of NISSAN MOTOR CO., U.S.A.
  4. CHECK DOOR REQUEST SWITCH GROUND CIRCUIT 

    Check continuity between door request switch connector D12 (driver side), D42 (passenger side), D113 (back door) terminal 2 (B) and ground.

    2 (B) - Ground : Continuity should exist. 

    OK or NG 

    OK : Check harness connection.

    NG : Repair or replace door request switch ground circuit.

    Fig 4: Identifying Door Request Switch Ground Circuit
    G04077062Courtesy of NISSAN MOTOR CO., U.S.A.
  5. CHECK DOOR REQUEST SWITCH CIRCUIT 
    1. Disconnect Intelligent Key unit connector.
    2. Check continuity between Intelligent Key unit connector M34 terminals 5 (driver door), 25 (passenger door), and 29 (back door) and door request switch connector D12 (driver door), D42 (passenger door), D113 (back door) terminal 1.

      Driver 5 (W/L) - 1 (SB) : Continuity should exist. 

      Passenger 25 (W/R) - 1 (GY) : Continuity should exist. 

      Back door 29 (GY) - 1 (GY) : Continuity should exist. 

    3. Check continuity between door request switch connector D12 (driver door), D42 (passenger door), D113 (back door) terminal 1 and ground.

      1 - Ground : Continuity should not exist. 

      Fig 5: Identifying Door Request Switch Circuit
      G04077063Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK : Replace Intelligent Key unit.

    NG : Repair or replace harness between Intelligent Key unit and door request switch.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.