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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 1498 (Body, Lock & Security System) >> Remote Keyless Entry System >> Keyfob Battery and Function Check
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Keyfob Battery and Function Check

WARNING: This page is about a different car, the 2005 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK KEYFOB BATTERY 

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

    Fig 1: Measuring Voltage Across Battery Positive & Negative Terminals
    G02448121Courtesy of NISSAN MOTOR CO., U.S.A.
    • Voltage: 2.5V - 3.0V 
    NOTE: Keyfob does not function if battery is not set correctly.

    OK or NG

  2. CHECK KEYFOB FUNCTION 

    With CONSULT-II 

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

    Fig 2: CONSULT-II Data Display DATA MONITOR
    G02448123Courtesy of NISSAN MOTOR CO., U.S.A.

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

    Fig 3: CONSULT-II Function Chart
    G02448122Courtesy 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 "REMOVAL AND INSTALLATION OF 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 ".