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AV-352 < DTC/CIRCUIT DIAGNOSIS > [NAVIGATION WITH BOSE] USB CONNECTOR USB CONNECTOR Diagnosis Procedure INFOID:0000000011277014 Regarding Wiring Diagram information, refer to . 1. CHECK USB INTERFACE HARNESS CONTINUITY 1. Turn ignition switch OFF. 2. Disconnect AV control unit connector M138 and USB interface connector M89. 3. Check continuity between AV control unit connector M138 and USB interface connector M89. 4. Check continuity between AV control unit connector M138 and ground. Is the inspection result normal? YES >> Replace the USB interface. Refer to AV-378, "Removal and Installation" . NO >> Repair or replace harness or connectors. AV control unit USB interface Continuity Connector Terminal Connector Terminal M138 45 M89 1 Yes 46 2 47 3 49 5 50 6 AV control unit — Continuity Connector Terminal M138 45 Ground No 47 |