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U1000 CAN COMM CIRCUIT STC-29 < DTC/CIRCUIT DIAGNOSIS > C D E F H I J K L M A B STC N O P U1000 CAN COMM CIRCUIT Description INFOID:0000000009945982 CAN (Controller Area Network) is a serial communication line for real time application. It is an on-vehicle mul- DTC Logic INFOID:0000000009945983 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. PRECONDITIONING If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn ignition switch OFF and >> GO TO 2. 2. DTC REPRODUCTION PROCEDURE With CONSULT 1. Turn the ignition switch OFF to ON. 2. Perform “EPS” self-diagnosis. Is DTC “U1000” detected? YES >> Proceed to diagnosis procedure. Refer to NO >> INSPECTION END Diagnosis Procedure INFOID:0000000009945984 LAN-13, "Trouble Diagnosis Flow Chart" DTC Display item Malfunction detected condition Possible cause U1000 CAN COMM CIRCUIT EPS control unit is not transmitting/re- • CAN communication error |