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LAN-70 < COMPONENT DIAGNOSIS > [HEV SYSTEM CAN] MAIN LINE BETWEEN DLC AND ABS CIRCUIT MAIN LINE BETWEEN DLC AND ABS CIRCUIT Diagnosis Procedure INFOID:0000000004219068 INSPECTION PROCEDURE 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 (connector side and harness side). - Harness connector M89 - Harness connector E64 Is the inspection result normal? YES >> GO TO 2. NO >> Repair the terminal and connector. 2. CHECK HARNESS CONTINUITY (OPEN CIRCUIT) 1. Disconnect the harness connectors M89 and E64. 2. Check the continuity between the data link connector and the harness connector. Is the inspection result normal? YES >> GO TO 3. NO >> Repair the main line between the data link connector and the harness connector M89. 3. CHECK HARNESS CONTINUITY (OPEN CIRCUIT) 1. Disconnect the connector of brake ECU. 2. Check the continuity between the harness connector and the brake ECU harness connector. Is the inspection result normal? YES >> GO TO 4. NO >> Repair the main line between the harness connector E64 and the brake ECU. 4. ERASE ALL DTC 1. Connect all the connectors. 2. Erase the DTCs of unit connected to HEV SYSTEM CAN and CAN. 3. Turn the ignition switch OFF. 4. Turn the ignition switch ON. 5. Perform All DTC Reading with CONSULT-III. NOTE: For DTCs related to HEV SYSTEM CAN, refer to LAN-59, "DTC Related to HEV SYSTEM CAN List" . Is the DTC related to HEV SYSTEM CAN displayed? YES >> Reconfirm the procedure for detecting root cause. NO >> Error was detected in the main line between the data link connector and the brake ECU. Data link connector Harness connector Continuity Connector No. Terminal No. Connector No. Terminal No. M22 13 M89 5 Existed 12 4 Existed Harness connector Brake ECU harness connector Continuity Connector No. Terminal No. Connector No. Terminal No. E64 5 E61 81 Existed 4 70 Existed |