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Home >> Infiniti >> 2008 >> G35 x >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Door & Lock >> Component Diagnosis >> Door Request Switch >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK DOOR REQUEST SWITCH OUTPUT SIGNAL
    1. Turn ignition switch OFF.
    2. Check voltage between BCM harness connector and ground.
    VOLTAGE SPECIFICATION

    Terminals Door request switch Condition Voltage (V) (Approx.)
    (+) (-)
    BCM connector Terminal
    M122 Door request switch (driver side) 101 Ground Pressed 0
    Released
    G04888187Courtesy of NISSAN MOTOR CO., U.S.A.
    Door request switch (passenger side) 100 Pressed 0
    Released
    G04888187Courtesy of NISSAN MOTOR CO., U.S.A.

    Is the inspection result normal? 

    YES: GO TO  6.

    NO: GO TO  2.

  2. CHECK DOOR REQUEST SWITCH CIRCUIT
    1. Disconnect BCM and front outside handle connector.
    2. Check continuity between BCM connector and front outside handle connector.
      CONTINUITY SPECIFICATION

      BCM connector Terminal Front outside handle connector Terminal Continuity
      M122 101 D13 (driver side) 1 Existed
      100 D43 (passenger side)
    3. Check continuity between BCM connector and ground.
    CONTINUITY SPECIFICATION

    BCM connector Terminal Ground Continuity
    M122 101 Not existed
    100

    Is the inspection result normal? 

    YES: GO TO  3.

    NO: Repair or replace harness between BCM and front outside handle.

  3. CHECK DOOR REQUEST SWITCH GROUND CIRCUIT

    Check continuity between front outside handle connector and ground.

    CONTINUITY SPECIFICATION

    Front outside handle connector Terminal Ground Continuity
    D13 (driver side) 2 Existed
    D43 (passenger side)

    Is the inspection result normal? 

    YES: GO TO  4.

    NO: Repair or replace front outside handle ground circuit.

  4. CHECK BCM OUTPUT SIGNAL
    1. Connect BCM connector.
    2. Check voltage between BCM connector and ground.
    VOLTAGE SPECIFICATION

    Terminals Voltage (V) (Approx.)
    (+) (-)
    BCM connector Terminal
    M122 101 Ground
    G04888187Courtesy of NISSAN MOTOR CO., U.S.A.
    100

    Is the inspection result normal? 

    YES: GO TO  5.

    NO: Replace BCM. refer to REMOVAL AND INSTALLATION .

  5. CHECK DOOR REQUEST SWITCH

    Refer to "COMPONENT INSPECTION ".

    Is the inspection result normal? 

    YES: GO TO  6.

    NO: Replace malfunctioning front outside handle. Refer to "FRONT DOOR LOCK : REMOVAL AND INSTALLATION ".

  6. CHECK INTERMITTENT INCIDENT

    refer to INTERMITTENT INCIDENT .

    INSPECTION END