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HOMESERVICE MANUALSINFINITI2006FX35 AWDREPAIR AND DIAGNOSISBODY & FRAMEEXTERIOR BODY PANELSBODY, LOCK & SECURITY SYSTEMPOWER DOOR LOCK SYSTEMCHECK FRONT DOOR KEY CYLINDER SWITCH (LOCK)
2006 Infiniti FX35 AWD

Check Front Door Key Cylinder Switch (Lock)

2006 Infiniti FX35 AWDSECTION Check Front Door Key Cylinder Switch (Lock)
  1. CHECK FRONT DOOR KEY CYLINDER SWITCH INPUT SIGNAL (LOCK SIGNAL) 

    With CONSULT-II 

    Check front door key cylinder switch LH ("KEY CYL LK SW") in "DATA MONITOR" mode with CONSULT-II.

    • When key cylinder switch is turned to "LOCK".

      KEY CYL LK-SW : ON 

      Fig 1: CONSULT-II DISPLAY - "KEY CYL LK SW"
      G04076953Courtesy of NISSAN MOTOR CO., U.S.A.

    Without CONSULT-II 

    Check voltage between power window main switch (door lock and unlock switch) connector and ground.

    CONNECTOR TERMINAL VOLTAGE SPECIFICATIONS

    Connector Terminal (Wire color) Front door key cylinder switch position Voltage (V) (Approx.)
    (+) (-)
    D6 4 (P) Ground Neutral / Unlock 5
    Lock 0
    Fig 2: Identifying Voltage Between Power Window Main Switch Connector And Ground
    G04076954Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK : Front door key cylinder switch circuit driver side (lock) is OK.

    NG : GO TO 2.

  2. CHECK FRONT DOOR KEY CYLINDER SWITCH 
    1. Disconnect front door key cylinder switch driver side connector.
    2. Check continuity between front door key cylinder switch driver side terminals 1 and 5.
      CONTINUITY SPECIFICATIONS

      Terminal Front door key cylinder switch position Continuity
      1 5 Neutral / Unlock No
      Lock Yes
      Fig 3: Identifying Continuity Between Front Door Key Cylinder Switch Driver Side Terminals 1 And 5
      G04076955Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK : Check the following.

    • Front door key cylinder switch driver side ground circuit.
    • Harness for open or short between power window main switch (door lock and unlock switch) and front door key cylinder switch driver side.

    NG : Replace front door key cylinder switch driver side.

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.