Messages

Messages

Below is a summary of the messages which are sent out by all the systems in the car that are connected to a bus. It also shows which systems use the transmitted information. The purpose of the summary is to help you gain an understanding of the cars functional relationships, which is a fundamental prerequisite for rapid fault diagnosis.

DICE

Part 1:

Part 2:

TWICE

Part 1:

Part 2:

Part 3:

ACC







Audio system, main unit







CDC







PMM







MIU







SID







PSM







Trionic







TCM







SPA







TC/ABS