Operation CHARM: Car repair manuals for everyone.

Information Bus: Description and Operation

System Outline

The multiplex communication system communicates among the body ECU, theft deterrent ECU, power window master SW, power window control SW front RH, power window control SW rear LH, power window control SW rear RH, airbag sensor assembly, mayday ECU, moon roof control ECU, auto wiper ECU, power seat ECU, remote control mirror ECU, rain sensor and tilt and telescopic ECU, among the combination meter, engine control module, A/C control assembly and gateway ECU and controls the following systems according to the signals from respective sensors or switches.