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LAN-86 < DTC/CIRCUIT DIAGNOSIS > [CAN] LANE BRANCH LINE CIRCUIT LANE BRANCH LINE CIRCUIT Diagnosis Procedure INFOID:0000000005241925 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- - Lane camera unit - Harness connector R7 - Harness connector M110 - CAN gateway Is the inspection result normal? YES >> GO TO 2. NO >> Repair the terminal and connector. 2. CHECK HARNESS CONTINUITY (OPEN CIRCUIT) 1. Disconnect the connector of CAN gateway. 2. Check the continuity between the CAN gateway harness connector terminals. Is the inspection result normal? YES >> GO TO 3. NO >> Check the harness and repair the root cause (CAN communication circuit 2). 3. CHECK HARNESS FOR OPEN CIRCUIT 1. Connect the connector of CAN gateway. 2. Disconnect the connector of lane camera unit. 3. Check the resistance between the lane camera unit harness connector terminals. Is the measurement value within the specification? YES >> GO TO 4. NO >> Repair the lane camera unit branch line. 4. CHECK POWER SUPPLY AND GROUND CIRCUIT Check the power supply and the ground circuit of the lane camera unit. Refer to . Is the inspection result normal? YES (Present error)>>Replace the lane camera unit. Refer to . YES (Past error)>>Error was detected in the lane camera unit branch line. >> Repair the power supply and the ground circuit. CAN gateway harness connector Continuity Connector No. Terminal No. M125 6 4 Existed 12 10 Existed Lane camera unit harness connector Resistance ( Ω ) Connector No. Terminal No. R8 10 5 Approx. 54 – 66 |