|
|
AV U1263 USB AV-447 < DTC/CIRCUIT DIAGNOSIS > [NAVIGATION WITH BOSE] C D E F G H I J K L M B A O P U1263 USB DTC Logic INFOID:0000000010122677 DTC DETECTION LOGIC NOTE: Before performing diagnosis, make sure that the external input device is not malfunctioning. Diagnosis Procedure INFOID:0000000010122678 1. CHECK USB HARNESS Check USB harness visually for pinching. YES >> GO TO 2. NO >> Replace the USB harness. Refer to AV-499, "Removal and Installation" 2. CHECK USB HARNESS Check USB harness continuity. Refer to Is the inspection result normal? YES >> Replace the AV control unit. Refer to AV-488, "Removal and Installation" . NO >> Replace the USB harness. Refer to AV-499, "Removal and Installation" CONSULT Display DTC Detection Condition Possible Cause USB overcurrent Overcurrent of the USB connector is detected. Check the USB harness between the AV control |