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AV DIAGNOSIS SYSTEM (AV CONTROL UNIT) AV-501 < FUNCTION DIAGNOSIS > [BOSE AUDIO WITH NAVIGATION] C D E F G H I J K L M B A O P DATA MONITOR ALL SIGNALS • Displays the status of the following vehicle signals inputted into AV control unit. • AV COMM CIRCUIT [U1300] When either one of the following items • Sonar control unit power supply or ground circuit malfunction are detected. • Malfunction is detected in the AV com- munication circuits between sonar con- • Sonar control unit power supply and ground circuits. • AV communication circuits between so- nar control unit and the junction between • AV COMM CIRCUIT [U1300] Malfunction is detected in the AV communi- AV control unit and the junction between • AV COMM CIRCUIT [U1300] Malfunction is detected in the AV communi- AV communication circuits between cam- • AV COMM CIRCUIT [U1300] Malfunction is detected in the AV communi- AV communication circuits between AV • AV COMM CIRCUIT [U1300] Malfunction is detected in the AV communi- AV communication circuits between around • AV COMM CIRCUIT [U1300] Malfunction is detected in the AV communi- AV communication circuits between AV • AV COMM CIRCUIT [U1300] Malfunction is detected in the AV communi- Check and repair the short circuit in AV • AV COMM CIRCUIT [U1300] Malfunction is detected in the AV communi- Check and repair the short circuit in AV • AV COMM CIRCUIT [U1300] Malfunction is detected in the AV communi- Check and repair the short circuit in AV Error item Description Possible malfunction factor/Action to take Display Item Display Vehicle status Remarks VHCL SPD SIG On Vehicle speed > 0 km/h (0 MPH) Changes in indication may be delayed. This is Off Vehicle speed = 0 km/h (0 MPH) PKB SIG On Parking brake is applied. Off Parking brake is released. |