ECMU  Electrical Contactor Management Unit 
ECN  Engineering Change Note 
ECON  Economy 
ECON  Economic 
ECP  Ecam Control Panel 
ECS  Electronic Cooling System 
ECS  Environmental Control System 
ECSB  Embedded Computer System Bus 
ECU  Electronic Control Unit 
ECUCV  Electronic Control Unit Cooling Valve 
ED  Edge Distance 
EDB  ECAM Data Book 
EDD  Engineering Delivery Documents 
EDES  Equipment Definition Evolution Sheet 
EDMC  Engineering Drawing Microfilm Card 
EDMS  Engineering Documentation Management Services 
EDP  Engine Driven Pump 
EDP  Electronic Data Processing 
EDTA  Ethylenediamine Tetraacetate 
EE  Electrical and Electronic 
EE  Electrical Equipment 
EEC  Engine Electronic Controller 
EEC  Electronic Engine Control 
EEPROM  Electrically Eraseable Programmable Read Only Memory 
EFCC  Electronic Flight Control Computer 
EFCS  Electrical Flight Control System 
EFCU  Electrical Flight Control Unit 
EFDARS  Expandable Flight Data Acquisition and Recording Systems 
EFF  Effective,Effectivity 
EFF/FFU  Electronic Flight Folder/Flight Follow-Up 
EFIS  Electronic Flight Instrument System 
EFIS CP  EFIS Control Panel 
EFIS SGU  EFIS Symbol Generator Unit 
EFOB  Estimated Fuel on Board 
EG  For Example 
EGIU  Electrical Generation Interface Unit 
EGMS  Electrical Galley Management System 
EGPWM  Enhanced Ground Proximity Warning Module 
EGPWS  Enhanced Ground Proximity Warning System 
EGT  Exhaust Gas Temperature 
EHA  Electro-Hydrostatic Actuator 
EHAC  Electro-Hydrostatic Actuator Contactor 
EHCU  Electromechanical Handforce Control Unit 
EHSI  Electronic Horizontal Situation Indicator 
EIC  Engineering Integration Centre 
EIPM  Engine Interface Power Management 
EIPMU  Engine Interface Power Management Unit