U0100 DODGE - Lost Communication With Engine Control Module/Powertrain Control Module
U0100 Dodge DescriptionModules connected to the high-speed Local Area Network (LAN) serial data circuits monitor for serial data communications during normal vehicle operation. Operating information and commands are exchanged among the modules. The modules have prerecorded information about what messages are needed to be exchanged on the serial data circuits, for each virtual network. The messages are supervised and also, some periodic messages are used by the receiver module as an availability indication of the transmitter module. Each message contains the identification number of the transmitter module.
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