Key Fob Battery and Function Check

WARNING: This page is about a different car, the 2004 Nissan Altima. However, it is still accessible from the selected car via links, so may be relevant.

CHECK KEY FOR FUNCTION

With CONSULT-II

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

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

MONITOR ITEM

Condition	Monitor item
Pushing LOCK	LK BUTTON/SIG :ON
Pushing UNLOCK	UN BUTTON/SIG :ON
Pushing TRUNK	TRUNK BTN/SIG :ON
Pushing PANIC	PANIC BTN :ON
Pushing LOCK and UNLOCK at the same time	LK/UN BTN ON :ON

Fig 1: Scan Tool Display "Data Monitor"

Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG?

OK: Key fob is OK. Further inspection is necessary. Refer to "SYMPTOM CHART ".
NG: GO TO 2.

CHECK KEY FOB BATTERY
Remove battery and measure voltage battery positive and negative terminals, (+) and (-).

Voltage :2.5V--3.0V

NOTE: Key fob does not function if battery is not set correctly.

OK or NG?
1. OK: Replace key fob
2. NG: Replace battery.
  
  Fig 2: Positive & Negative Terminals Voltage Test
  Courtesy of NISSAN MOTOR CO., U.S.A.