9-3 Arc/Aero (9440) L4-2.0L Turbo (2.0 T) (2004)
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ICM 3 has a further microprocessor (Open Computing Platform). This microprocessor contains software for the infotainment functions within ICM 3,
e.g. colour display and navigation. For detailed information on programming ICM 3, see Reprogramming ICM 2, ICM 3 and CU-GSM.
For a general description of the car's control modules, see Control Modules, general description.
Power supply, ground and bus communication
