In automotive electronics, an electronic control unit (ECU) is an embedded system that controls one or more of the electrical subsystems in a vehicle. Some modern cars have up to 70 ECUs, including:

  • Engine Control Unit - ECU
  • Transmission Control Unit - TCU
  • Telephone Control Unit - TCU
  • Man Machine Interface - MMI
  • Door Control unit
  • Seat Control Unit
  • Climate Control Unit
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