LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2004 >> QX56 AWD >> Repair and Diagnosis (Single Page) >> Body & Frame >> Door Locks >> Remote Keyless Entry System >> Remote Keyless Entry System >> Keyfob Battery and Function Check
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Keyfob Battery and Function Check

  1. CHECK KEYFOB BATTERY 

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

    Fig 1: Measuring Voltage Across Battery Positive And Negative Terminals
    G02250982Courtesy 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

    1. OK: GO TO 2.
    2. NG: Replace battery.
  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 items should be turned as follows: 

    Fig 2: Keyfob Function Condition Table
    G02250983Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 3: Identifying CONSULT-II Data Monitor Display
    G02250984Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG

    1. OK: Keyfob is OK. Further inspection is necessary. Refer to SYMPTOM CHART  .
    2. NG: Replace keyfob.