Diagnosis Procedure

WARNING: This page is about a different car, the 2018 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

CHECK AUX IN JACK HARNESS CONTINUITY

Turn ignition switch OFF.
Disconnect AV control unit connector M163 and AUX in jack connector.

Check continuity between AV control unit connector M163 and AUX in jack connector M172.

AV control unit		AUX in jack		Continuity
Connector	Terminal	Connector	Terminal
M163	49	M172	1	Yes
	50		2
	51		3

Check continuity between AV control unit connector M163 and ground.

AV control unit		Ground	Continuity
Connector	Terminal
M163	49	-	No
	50

Is the inspection result normal?

YES

Replace the AUX in jack. Refer to Removal and Installation .

Repair or replace harness or connectors.