Keyfob Battery and Function Check

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

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, (+) And (-)
  Courtesy of NISSAN MOTOR CO., U.S.A.

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.

Fig 2: Display DATA MONITOR Mode

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

MONITOR ITEM TURNED CONDITIONS

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

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 ".