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LAN ICC BRANCH LINE CIRCUIT LAN-75 < COMPONENT DIAGNOSIS > [CAN] C D E F G H I J K L B A O P N ICC BRANCH LINE CIRCUIT Diagnosis Procedure INFOID:0000000005146482 1. CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the terminals and connectors of the ICC unit for damage, bend and loose connection (unit side and connector side). 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 ICC unit. 2. Check the resistance between the ICC unit harness connector terminals. Is the measurement value within the specification? YES >> GO TO 3. NO >> Repair the ICC unit branch line. 3. CHECK POWER SUPPLY AND GROUND CIRCUIT Check the power supply and the ground circuit of the ICC unit. Refer to Is the inspection result normal? YES (Present error)>>Replace the ICC unit. Refer to YES (Past error)>>Error was detected in the ICC unit branch line. NO >> Repair the power supply and the ground circuit. ICC unit harness connector Resistance ( Ω) Connector No. Terminal No. B13 14 5 Approx. 54 – 66 |