Component Inspection

WARNING: This page is about a different car, the 2012 Infiniti M35h. However, it is still accessible from the selected car via links, so may be relevant.

CHECK BATTERY CURRENT SENSOR

Turn ignition switch OFF.
Reconnect harness connectors disconnected.
Disconnect 12V battery negative cable (1).
Install jumper cable (A) between 12V battery negative terminal and body ground.
Turn ignition switch ON.

Check the voltage between ECM harness connector terminals as per the following.

Fig 1: Installing Jumper Cable Between Battery Negative Terminal And Body Ground

Courtesy of NISSAN NORTH AMERICA, INC.

ECM			Voltage (V)
Connector	+	-
Connector	Terminal	Terminal
F102	91 (Battery current sensor signal)	95	Approx. 2.5

Before measuring the terminal voltage, confirm that the 12V battery is fully charged. Refer to "HOW TO HANDLE 12V BATTERY ".

Is the inspection result normal?

YES: INSPECTION END

NO: Replace 12V battery negative cable assembly.