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Home >> Nissan-Datsun >> 2009 >> Quest Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Body, Lock & Security System >> Service Information >> Remote Keyless Entry System >> Keyfob Battery and Function Check
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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 keyfob battery. Refer to "KEYFOB BATTERY REPLACEMENT ".

    Fig 1: Measuring Voltage Across Battery Positive And Negative Terminals
    G04877105
  2. CHECK KEYFOB FUNCTION

    With CONSULT-III

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

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

    DATA MONITOR

    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 SLID DOOR RH OPEN KEYLESS PSD (1) : ON
    KEYLESS PSD R (2) : ON
    Pushing SLID DOOR LH OPEN KEYLESS PSD L (2) : ON
    (1) With auto sliding door RH
    (2) With auto sliding door RH and LH

    Without CONSULT-III 

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

    OK or NG 

    OK: WITH CONSULT-III: Keyfob, remote keyless entry receiver and wiring harness between BCM and remote keyless entry receiver are OK. Replace BCM. Refer to REMOVAL AND INSTALLATION OF BCM .

    OK: WITHOUT CONSULT-III: Keyfob is OK. Further inspection is necessary. Refer to "TROUBLE DIAGNOSIS ".

    NG: WITH CONSULT-III: Further inspection is necessary. Refer to "TROUBLE DIAGNOSIS ".

    NG: WITHOUT CONSULT-III: Replace keyfob. Refer to "ID CODE ENTRY PROCEDURE ".