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Front Door Request Switch Check

  1. CHECK FRONT DOOR REQUEST SWITCH

    With CONSULT-III 

    Check front door request switch ("DR REQ SW" or "AS REQ SW") in "DATA MONITOR" mode.

    MONITOR ITEM CONDITION CHART

    Monitor item Condition
    DR REQ SW
    AS REQ SW    		 Front door request switch is pressed: ON
    Front door request switch is released: OFF

    Without CONSULT-III 

    1. Turn ignition switch OFF.
    2. Check voltage between Intelligent Key unit harness connector M42 terminals 5, 25 and ground.
      VOLTAGE SPECIFICATION

      Connector Item Terminals Condition Voltage (V) (Approx.)
      (+) (-)
      M42 Front door request switch LH 5 Ground Door request switch is pressed
      ↓
      Door request switch is released      		 0
      ↓
      Battery voltage
      Front door request switch RH 25
      Fig 1: Checking Voltage Between Intelligent Key Unit Harness Connector M42 Terminals 5, 25 And Ground
      G04916823Courtesy of NISSAN MOTOR CO., U.S.A.

      OK or NG 

      OK: Front door request switch is OK.

      NG: GO TO 2.

  2. CHECK FRONT DOOR REQUEST SWITCH OPERATION
    1. Turn ignition switch OFF.
    2. Disconnect front door request switch connector.
    3. Check continuity between front door request switch terminals 3 and 4.
      CONTINUITY CHART

      Component Terminals Condition Continuity
      Front door request switch (LH or RH) 3 4 Front door request switch is pressed Yes
      Front door request switch is released No
      Fig 2: Checking Continuity Between Front Door Request Switch Terminals 3 And 4
      G04927667Courtesy of NISSAN MOTOR CO., U.S.A.

      OK or NG 

      OK: GO TO 3.

      NG: Replace front door request switch.

  3. CHECK FRONT DOOR REQUEST SWITCH GROUND CIRCUIT

    Check continuity between front door request switch harness connector D4 (LH), D103 (RH) terminal 4 and ground.

    4 - Ground : Continuity should exist. 

    Fig 3: Checking Continuity Between Front Door Request Switch Harness Connector D4, Terminal 4 And Ground
    G04927668Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: GO TO 4.

    NG: Repair or replace door request switch ground circuit.

  4. CHECK FRONT DOOR REQUEST SWITCH CIRCUIT
    1. Disconnect Intelligent Key unit connector.
    2. Check continuity between Intelligent Key unit harness connector M42 (A) terminals 5 (LH), 25 (RH) and front door request switch harness connector D4 (B) (LH), D103 (RH) terminal 3.

      Driver side 5 - 3 : Continuity should exist. 

      Passenger side 25 - 3 : Continuity should exist. 

    3. Check continuity between front door request switch harness connector D4 (B) (LH), D103 (RH), terminal 3 and ground.

      3 - Ground : Continuity should not exist. 

      Fig 4: Checking Continuity Between Front Door Request Switch Harness Connector D4, Terminal 3 And Ground
      G04927669Courtesy of NISSAN MOTOR CO., U.S.A.

      OK or NG 

      OK: GO TO 5.

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

  5. CHECK FRONT DOOR REQUEST SWITCH SIGNAL
    1. Connect Intelligent Key unit connector.
    2. Check voltage between front door request switch harness connector D4 (LH), D103 (RH) terminal 3 and ground.

      LH: 3 - Ground : Battery voltage 

      RH: 3 - Ground : Battery voltage 

      Fig 5: Checking Voltage Between Front Door Request Switch Harness Connector Terminal 3 And Ground
      G04927670Courtesy of NISSAN MOTOR CO., U.S.A.

      OK or NG 

      OK: Check condition of harness and connector.

      NG: Replace Intelligent Key Unit. Refer to "REMOVAL AND INSTALLATION OF INTELLIGENT KEY UNIT ".

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