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Home >> Infiniti >> 2006 >> QX56 AWD >> Repair and Diagnosis (Single Page) >> Body & Frame >> Door Locks >> Body, Lock & Security System >> Remote Keyless Entry System >> Keyfob Battery and Function Check

Keyfob Battery and Function Check

  1. CHECK KEYFOB BATTERY 

    Remove battery and measure voltage across battery positive and negative terminals, (+) and (-).

    Voltage : 2.5V - 3.0V 

    NOTE: Keyfob does not function if battery is not set correctly.

    OK or NG 

    • OK : GO TO 2.
    • NG : Replace battery.
      Fig 1: Measuring Voltage Across Battery Positive And Negative Terminals
      G04135029Courtesy of NISSAN MOTOR CO., U.S.A.
  2. CHECK KEYFOB FUNCTION 

    With CONSULT-II

    Check keyfob function in "DATA MONITOR" mode with CONSULT-II.

    When pushing each button of keyfob, the corresponding monitor item should be turned as follows.

    DATA MONITOR DISPLAY REFERENCE CHART

    Condition Monitor item
    Pushing LOCK KEYLESS LOCK : ON
    Pushing UNLOCK KEYLESS UNLOCK : ON
    Keep pushing UNLOCK RKE KEEP UNLK turns to ON 3 seconds after UNLOCK button is pushed.
    Pushing PANIC KEYLESS PANIC : ON
    Pushing LOCK and UNLOCK at the same time RKE LCK-UNLCK : ON
    Pushing Power Back Door KEYLESS PBD : ON
    Fig 2: Identifying Scan Tool Display - Data Monitor
    G04135030Courtesy of NISSAN MOTOR CO., U.S.A.

    Without CONSULT-II

    Check keyfob function using Remote Keyless Entry Tester J-43241.

    OK or NG 

    • OK : WITH CONSULT-II: Keyfob, remote keyless entry receiver and wiring harness between BCM and remote keyless entry receiver are OK. Replace BCM. Refer to "BCM ".
    • OK : WITHOUT CONSULT-II: Keyfob is OK. Further inspection is necessary. Refer to "SYMPTOM CHART ".
    • NG : WITH CONSULT-II: Further inspection is necessary. Refer to "SYMPTOM CHART ".
    • NG : WITHOUT CONSULT-II: Replace keyfob. Refer to "ID CODE ENTRY PROCEDURE ".
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