AV CONTROL UNIT : Diagnosis Procedure

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

CHECK FUSE

Check if the fuse is burned out.

FUSE LIST

Power supply	Fuse No.
BAT	34
Power switch ACC	19
Power switch ON	3

Is the check result normal?

YES: GO TO 2.

NO: Replace the fuse after repairing the applicable circuit.

CHECK BATTERY VOLTAGE

Check the voltage between AV control unit harness connector and ground.

VOLTAGE REFERENCE CHART

Signal	AV control unit	Probe		Test condition	Standard	Reference value
	AV control unit	Terminal		Test condition
	Connector	(+)	(-)	Power switch
BAT	M83	19	Ground	OFF	9 - 16 V	Battery voltage
ACC	M83	7		ACC	4.5 - 16 V	Battery voltage
ON	M84	31		ON	5.42 V or more	12 V

Is the check result normal?

YES: INSPECTION END

NO: Repair the harness between the AV control unit and fuse.