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LAN-82 < DTC/CIRCUIT DIAGNOSIS > [CAN] CAN COMMUNICATION CIRCUIT Connect all the connectors. Check if the symptoms described in the “Symptom (Results from interview with customer)” are reproduced. Reproduced>>GO TO 6. Non-reproduced>>Start the diagnosis again. Follow the trouble diagnosis procedure when past error is detected. 6. CHECK CONTROL UNIT REPRODUCTION Perform the reproduction test as per the following procedure for each control unit. 1. Turn the power switch OFF. 2. Disconnect the 12V battery cable from the negative terminal. Refer to LAN-26, "Precautions for Removing 3. Disconnect one of the control unit connectors of CAN communication circuit. NOTE: VCM and BCM have a termination circuit. Check other control units first. 4. Connect the 12V battery cable to the negative terminal. Check if the symptoms described in the “Symp- tom (Results from interview with customer)” are reproduced. NOTE: Although control unit-related error symptoms occur, do not confuse them with other symptoms. Inspection result Reproduced>>Connect the connector. Check other control units as per the above procedure. Non-reproduced>>Replace the control unit whose connector was disconnected. |