Automotive functions typically controlled electronically include:
Engine ignition (spark, timing) Infotainment systems, Fuel injection, Braking (anti-lock brakes) Emissions controls Steering (steering assist, 4-wheel steering) Collision avoidance systems Seat & pedal positions Heating/air conditioning Communication systems Navigation systems Safety systems Suspension systems Noise cancellation Transmission controls Security systems Lights, horn, wipers, defrosters …
Current automobile designs have nearly 100 microprocessors
Number of processors expected to double in 5 years. A typical automobile contains about 5 miles of wiring.