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LAN DIAGNOSIS AND REPAIR WORKFLOW LAN-31 < BASIC INSPECTION > [CAN FUNDAMENTAL] C D E F G H I J K L B A O P N b. Reception item of “ABS”: Assume that the unit could not receive the signal from ECM. Draw a line between ABS and ECM (line 3-b in the figure below). 4. Search for the possible cause using CAN communication signal chart using information from the interview with the customer. NOTE: For the details of CAN communication signal, refer to LAN-44, "CAN Communication Signal Chart" a. ABS warning lamp turned ON and speedometer did not move: This means that “ABS warning lamp signal” and “Vehicle speed signal” could not communicate between M&A and ABS (4-a in the figure below). PKID1223E |