4.31.2 Loss of Communications

All the control modules on the CAN system transmit data continually. If messages from one or more of the control modules are not seen by the ECM within a predefined time, it will register a loss of communications fault.

Fig 1: CAN System (C003A, C0031, C0034, C0037, U0101, U0121, U0155, U0164, U0402)

Courtesy of JAGUAR CARS, INC.