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CCS U1000 CAN COMM CIRCUIT CCS-75 < COMPONENT DIAGNOSIS > [INTELLIGENT CRUISE CONTROL] C D E F G H I J K L M B N P A U1000 CAN COMM CIRCUIT Description INFOID:0000000003130106 • CAN communication is a multiplex communication system. This enables it to transmit and receive many communication signals at high speed by connecting control units with two communication lines (CAN-H and • Control units on the CAN network transmit signals with CAN communication control circuit in the control unit and receive only necessary signals from other control units for various controls. Refer to . • CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity. DTC Logic INFOID:0000000003130107 DTC DETECTION LOGIC Diagnosis Procedure INFOID:0000000003130108 1. PERFORM SELF DIAGNOSTIC 1. Turn ignition switch ON and wait for 2 seconds or more. 2. Check “Self Diagnostic Result”. Is “CAN COMM CIRCUIT” displayed? YES >> Go to “LAN system”. Refer to LAN-18, "Trouble Diagnosis Flow Chart" . NO >> Refer to GI-38, "Intermittent Incident" . DTC No. (On board display) Trouble diagnosis name DTC detecting condition Possible cause U1000 (100) CAN COMM CIRCUIT When ICC sensor integrated unit is not transmit- CAN communication |