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U1000 CAN COMM CIRCUIT HAC-43 < DTC/CIRCUIT DIAGNOSIS > [WITHOUT 7 INCH DISPLAY] C D E F G H J K L M A B HAC N O P DTC/CIRCUIT DIAGNOSIS U1000 CAN COMM CIRCUIT Description INFOID:0000000005514596 CAN (Controller Area Network) is a serial communication line for real time application. It is an on-vehicle mul- LAN-16, "How to Use CAN Communication Signal Chart" . DTC Logic INFOID:0000000005514597 DTC DETECTION LOGIC Diagnosis Procedure INFOID:0000000005514598 1. CHECK WITH SELF-DIAGNOSIS FUNCTION OF CONSULT-III 1. Turn ignition switch ON and wait for 2 or more seconds. 2. Using CONSULT-III, perform “SFLF-DIAGNOSIS RESULTS” of HVAC. Is “CAN COMM CIRCUIT” displayed? YES >> Perform trouble diagnosis for the CAN communication system. Refer to . NO >> Perform the intermittent malfunction diagnosis. Refer to GI-39, "Intermittent Incident" DTC Items (CONSULT-III screen terms) Diagnostic item is detected when... Possible cause U1000 CAN COMM CIRCUIT When A/C auto amp. is not transmitting CAN communication system |