Diagnosis Procedure

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to WIRING DIAGRAM .

GPS ANTENNA INSPECTION

Visually inspect the GPS antenna and antenna feeder. Refer to REMOVAL AND INSTALLATION .

Is inspection result normal?

YES

GO TO STEP 2 .

NO

Repair or replace harness or connectors.

CHECK AV CONTROL UNIT VOLTAGE

Disconnect AV control unit connector M25.
Turn ignition switch ON.

Check voltage between AV control unit connector M25 and ground.

AV control unit		Ground	Voltage
Connector	Terminal
M25	188	-	5.0 V

Is inspection result normal?

YES

Inspection End.

Replace AV control unit. Refer to REMOVAL AND INSTALLATION .