BSW CONTROL MODULE : Diagnosis Procedure

WARNING: This page is about a different car, the 2011 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FUSES

Check if any of the following fuses are blown:

FUSE REFERENCE CHART

Signal name	Fuse No.
Ignition power supply	45

Is the inspection result normal?

YES: GO TO 2.

NO: Replace the blown fuse after repairing the affected circuit if a fuse is blown.

CHECK BSW CONTROL MODULE POWER SUPPLY CIRCUIT

Check voltage between BSW control module harness connector and ground.

TERMINAL VOLTAGE REFERENCE CHART

Terminal			Condition	Standard voltage	Reference voltage (Approx.)
(+)		(-)
BSW control module		Ground	Ignition switch
Connector	Terminal
M61	16		OFF	0 - 0.1 V	0 V
			ON	9.5 - 16 V	Battery voltage

Is the inspection result normal?

YES: GO TO 3.

NO: Repair the BSW control module power supply circuit.

CHECK BSW CONTROL MODULE GROUND CIRCUIT

Turn the ignition switch OFF.
Disconnect the BSW control module connector.

Check for continuity between BSW control module harness connector and ground.

TERMINAL CONTINUITY REFERENCE CHART

BSW control module		Ground	Continuity
Connector	Terminal
M61	6		Existed

Is the inspection result normal?

YES: INSPECTION END

NO: Repair the BSW control module ground circuit.