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LAN TCM BRANCH LINE CIRCUIT LAN-271 < DTC/CIRCUIT DIAGNOSIS > [CAN SYSTEM (TYPE 12)] C D E F G H I J K L B A O P N TCM BRANCH LINE CIRCUIT Diagnosis Procedure INFOID:0000000010093769 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- - TCM - Harness connector F123 - Harness connector E6 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 TCM. 2. Check the resistance between the TCM harness connector terminals. Is the measurement value within the specification? YES >> GO TO 3. NO >> Repair the TCM branch line. 3. CHECK POWER SUPPLY AND GROUND CIRCUIT Check the power supply and the ground circuit of the TCM. Refer to Is the inspection result normal? YES (Present error)>>Replace the TCM. Refer to TM-165, "Removal and Installation" YES (Past error)>>Error was detected in the TCM branch line. >> Repair the power supply and the ground circuit. TCM harness connector Resistance ( Ω ) Connector No. Terminal No. F23 32 31 Approx. 54 – 66 |