(Electronic Control Unit) An automotive electronics module that contains an embedded system. Today's vehicles may have 75 or more ECUs that control just about everything, including the operation of the engine, transmission, doors, windows, airbags and the user interface. See embedded system, automotive Ethernet and hardware-in-the-loop.
A money of account of the European Community through 1998
European Currency Unit.
European currency unit.
Any of various old French coins, especially a silver five-franc piece.
Any of various French silver or gold coins, esp. a silver crown of the 17th-18th cent.
Engine control unit.
Electronic control unit.
Other Word Forms
Origin of ecu
- French from Old French escu from Latin scūtum shield (from the shield stamped on the coin) skei- in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition