Diagnostic Test

1. Turn ignition switch OFF.
2. Reconnect harness connectors disconnected.
3. Disconnect battery negative cable.
4. Install jumper cable between battery negative terminal and body ground.
   Fig 1: Installing Jumper Cable Between Battery Negative Terminal And Body Ground

   Courtesy of NISSAN NORTH AMERICA, INC.
5. Turn ignition switch ON.
6. Check the voltage between ECM harness connector terminals.

   ECM			Voltage (Approx.)
   Connector	+	-
   	Terminal
   F25	63	62	2.5 V

   Before measuring the terminal voltage, confirm that the battery is fully charged. Refer to HOW TO HANDLE BATTERY .

Is the inspection result normal?

YES 

INSPECTION END

NO 

Replace battery current sensor. Refer to REMOVAL AND INSTALLATION .