Keyfob Battery and Function Check

NOTE: The Signal Tech II tool (J-50190) can be used to test the remote keyless entry keyfob relative signal strength. Refer to the Signal Tech II User Guide for additional information.

CHECK KEYFOB BATTERY
1. Remove keyfob battery. Refer to , "KEYFOB BATTERY REPLACEMENT ".
2. Measure voltage between battery positive and negative terminals, (+) and (-).
  Voltage: 2.5 - 3.0V
  
  Fig 1: Checking Keyfob Battery
  Courtesy of NISSAN NORTH AMERICA, INC.
  
  NOTE: Keyfob does not function if battery is not set correctly.
  
  OK or NG
  
  OK: GO TO 2.
  
  NG: Replace battery.

CHECK KEYFOB FUNCTION

With CONSULT

Check keyfob function in "DATA MONITOR" mode with CONSULT. When pushing each button of keyfob, the corresponding monitor item should be turned as follows.

Condition	Monitor item
Pushing LOCK	KEYLESS LOCK	: ON
Pushing UNLOCK	KEYLESS UNLOCK	: ON
Keep pushing UNLOCK	RKE KEEP UNLK after UNLOCK button is pushed for 3 seconds.	: ON
Pushing PANIC	KEYLESS PANIC	: ON
Pushing LOCK and UNLOCK at the same time	RKE LCK-UNLCK	: ON
Pushing TRUNK	KEYLESS TRUNK	: ON

Without CONSULT

Check keyfob function using Signal Tech II Tool J-50190 or Remote Keyless Entry Tester J-43241 (shown below).

Fig 2: Identifying Remote Keyless Entry Tester J-43241

Courtesy of NISSAN NORTH AMERICA, INC.

OK or NG

OK: WITH CONSULT: 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: Keyfob is OK. Further inspection is necessary. Refer to , "TROUBLE DIAGNOSIS SYMPTOM CHART ".

NG: WITH CONSULT: Further inspection is necessary. Refer to , "TROUBLE DIAGNOSIS SYMPTOM CHART ".

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