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LAN TROUBLE DIAGNOSIS LAN-7 < FUNCTION DIAGNOSIS > [CAN FUNDAMENTAL] C D E F G H I J K L B A O P N TROUBLE DIAGNOSIS Condition of Error Detection INFOID:0000000005530342 DTC of CAN communication is indicated on SELF-DIAG RESULTS on CONSULT-III if a CAN communication CAN COMMUNICATION SYSTEM ERROR • CAN communication line open (CAN-H, CAN-L, or both) WHEN DTC OF CAN COMMUNICATION IS INDICATED EVEN THOUGH CAN COMMUNICATION • Removal/installation of parts: Error may be detected when removing and installing CAN communication unit and related parts while turning the ignition switch ON. (A DTC except for CAN communication may be • Fuse blown out (removed): CAN communication of the unit may cease. switch ON (Depending on the control unit which carries out CAN communication). • Error may be detected if the power supply circuit of the control unit, which carries out CAN communication, malfunctions (Depending on the control unit which carries out CAN communication). • Error may be detected if reprogramming is not completed normally. CAUTION: CAN communication system is normal if DTC of CAN communication is indicated on SELF-DIAG Symptom When Error Occurs in CAN Communication System INFOID:0000000005530343 In CAN communication system, multiple units mutually transmit and receive signals. Each unit cannot transmit ERROR EXAMPLE NOTE: for the unit abbreviation. |