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LAN-92 < DTC/CIRCUIT DIAGNOSIS > [CAN] PWBD BRANCH LINE CIRCUIT PWBD BRANCH LINE CIRCUIT Diagnosis Procedure INFOID:0000000010715332 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 automatic back door control unit for damage, bend and loose 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 automatic back door control unit. 2. Check the resistance between the automatic back door control unit harness connector terminals. Is the measurement value within the specification? YES >> GO TO 3. NO >> Repair the automatic back door control unit branch line. 3. CHECK POWER SUPPLY AND GROUND CIRCUIT Check the power supply and the ground circuit of the automatic back door control unit. Refer to "AUTOMATIC BACK DOOR CONTROL UNIT : Diagnosis Procedure" (RHD models) or MATIC BACK DOOR CONTROL UNIT : Diagnosis Procedure" (LHD models). Is the inspection result normal? YES (Present error)>>Replace the automatic back door control unit. Refer to (RHD models) or DLK-633, "Removal and Installation" (LHD models). YES (Past error)>>Error was detected in the automatic back door control unit branch line. >> Repair the power supply and the ground circuit. Automatic back door control unit harness connector Resistance ( Ω ) Connector No. Terminal No. B24 24 12 Approx. 54 – 66 |