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LAN AV BRANCH LINE CIRCUIT LAN-125 < DTC/CIRCUIT DIAGNOSIS > [CAN SYSTEM (TYPE 1)] C D E F G H I J K L B A O P N AV BRANCH LINE CIRCUIT Diagnosis Procedure INFOID:0000000006256246 1. CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the following terminals and connectors for damage, bend and loose connection (unit side and con- - AV control unit - Harness connector M222 - Harness connector M119 Is the inspection result normal? YES >> GO TO 2. NO >> Repair the terminal and connector. 2. CHECK HARNESS FOR OPEN CIRCUIT 1. Disconnect the connector of AV control unit. 2. Check the resistance between the AV control unit harness connector terminals. Is the measurement value within the specification? YES >> GO TO 3. NO >> Repair the AV control unit branch line. 3. CHECK POWER SUPPLY AND GROUND CIRCUIT Check the power supply and the ground circuit of the AV control unit. Refer to . Is the inspection result normal? YES (Present error)>>Replace the AV control unit. Refer to AV-212, "Removal and Installation" YES (Past error)>>Error was detected in the AV control unit branch line. >> Repair the power supply and the ground circuit. AV control unit harness connector Resistance ( Ω ) Connector No. Terminal No. M210 90 74 Approx. 54 – 66 |