|
|
LAN-12 < SYSTEM DESCRIPTION > [CAN FUNDAMENTAL] TROUBLE DIAGNOSIS • Response to the system call • Control unit diagnosis information • Self-diagnosis • CAN diagnostic support monitor Self-Diagnosis INFOID:0000000008968376 If communication signals cannot be transmitted or received among control units communicating via CAN com- munication line, CAN communication-related DTC is displayed on the CONSULT “Self Diagnostic Result” screen. NOTE: The following table shows examples of CAN communication-related DTC. For other DTC, refer to the applica- ble sections. CAN Diagnostic Support Monitor INFOID:0000000008968377 MONITOR ITEM (CONSULT) Example: CAN DIAG SUPPORT MNTR indication Without PAST DTC Self-diagnosis item (CONSULT indication) DTC detection condition Inspection/Action U1000 CAN COMM CIRCUIT ECM When ECM is not transmitting or receiving CAN Start the inspection. Re- Except When a control unit (except for ECM) is not U1001 CAN COMM CIRCUIT When ECM is not transmitting or receiving CAN communi- U1002 SYSTEM COMM When a control unit is not transmitting or receiving CAN U1010 CONTROL UNIT(CAN) When an error is detected during the initial diagnosis for Replace the control unit JSMIA0964GB Item PRESENT Description Initial diagnosis OK Normal at present NG Control unit error (Except for some control units) |