ECU

ECU may refer to:

Automotive terms

• Electronic control unit, a generic term for any embedded system that controls one or more of the electrical systems or subsystems in a motor vehicle
• Engine control unit, one type of electronic control unit that manages an engine's operation

Currencies

• European Currency Unit, a former basket of the currencies of the European Community, precursor to the euro
• Écu, the name of several French coins

Universities

• East Carolina University in Greenville, North Carolina, USA
• East Central University in Ada, Oklahoma, USA
• Edith Cowan University in Perth, Western Australia, Australia

Other

• Ecuador, abbreviated
• Extensor carpi ulnaris, a muscle of the forearm
• Extreme close-up, a cinematographic term
• ÉCU The European Independent Film festival
• A "Elastic Compute Unit" (ECU), measure of computer power specific to the Amazon Elastic Compute Cloud
• The Eurasian Customs Union, comprising Russia, Belarus and Kazakhstan
• The European Chess Union