Without Surround Sound

USB CONNECTOR

Diagnosis Procedure

Regarding Wiring Diagram information, refer to "Wiring Diagram" Bose Audio.

1. CHECK USB INTERFACE HARNESS CONTINUITY

1.Turn ignition switch OFF.
2.Disconnect AV control unit connector M55 and USB interface connector M209.
3.Check continuity between AV control unit connector M55 and USB interface connector M209.





4.Check continuity between AV control unit connector M55 and ground.





Is the inspection result normal?
YES- Replace the USB interface. Refer to "Removal and Installation" Without Surround Sound.
NO- Repair or replace harness or connectors.
Revision: March 20122013 Infiniti JX