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AV-60 < DTC/CIRCUIT DIAGNOSIS > [DISPLAY AUDIO] USB CONNECTOR USB CONNECTOR Diagnosis Procedure INFOID:0000000011276756 Regarding Wiring Diagram information, refer to 1. CHECK USB INTERFACE HARNESS CONTINUITY 1. Turn ignition switch OFF. 2. Disconnect audio unit connector M121 and USB interface connector M89. 3. Check continuity between audio unit connector M121 and USB interface connector M89. 4. Check continuity between audio unit connector M121 and ground. Is the inspection result normal? YES >> Replace the USB interface. Refer to AV-72, "Removal and Installation" . NO >> Repair or replace harness or connectors. Audio unit USB interface Continuity Connector Terminal Connector Terminal M121 61 M89 1 Yes 62 2 63 3 65 5 66 6 Audio unit — Continuity Connector Terminal M121 61 Ground No 63 |