Glossary “EV” Definition:
Electric Vehicle
e
EVA
Glossary “EVA” Definition:
Electronic Vibration Analyzer
evacuate
Glossary “evacuate” Definition:
1). To create a vacuum within a system to remove all traces of air and moisture. 2). Service procedure using a vacuum pump to remove all atmospheric air and moisture from inside an A/C system.
EVAP
Glossary “EVAP” Definition:
1). Acronym for evaporator. 2). Acronym for evaporative emission control system. Used to collect fuel vapor from the fuel tank and deliver them to the intake manifold at the proper time.
EVAP-AAC
Glossary “EVAP-AAC” Definition:
Fuel evaporative system – Auxiliary Air Control
EVAP-BVSV
Glossary “EVAP-BVSV” Definition:
Fuel evaporative system – Bimetal Vacuum Switching Valve
ETS
Glossary “ETS” Definition:
Engine Temperature Sensor
ETSA
Glossary “ETSA” Definition:
Engine Timing Sensor Assembly
ETV
Glossary “ETV” Definition:
Electronic Throttle Valve
ETR
Glossary “ETR” Definition:
Emergency Tensioning Retractor
ethylene glycol
Glossary “ethylene glycol” Definition:
Basic chemical used in automotive antifreeze; mixed with water for cooling-system protection and to increase the boiling point of the coolant.
Ethylene Glycol Antifreeze
Glossary “Ethylene Glycol Antifreeze” Definition:
Ethylene Glycol based antifreeze (green) that has been the standard antifreeze for automotive use.
ethanol
Glossary “ethanol” Definition:
Form of alcohol, used as an additive in gasoline to produce gasohol and is used as a oxygenate in reformulated gasoline. Used as an octane enhancer, 10 % added to gasoline will increase octane 2.5 to 3.0 numbers.
ethyl
Glossary “ethyl” Definition:
Trade name for tetraethyl lead, a fuel additive no longer permitted due to environmental hazards.
ethyl alcohol
Glossary “ethyl alcohol” Definition:
A term often used for ethanol.
ethyl tertiary butyl ether
Glossary “ethyl tertiary butyl ether” Definition:
Octane enhancer for gasoline. It is also a fuel oxygenate that is manufactured by reacting isobutylene with ethanol, which results in high octane and low volatility. ETBE can be added to gasoline up to a level of approximately 13%.
etch
Glossary “etch” Definition:
Process of chemically roughing a metal or glass surface.
etching
Glossary “etching” Definition:
Localized attack of metal surfaces causing pitting and/or deterioration.
ETCIL
Glossary “ETCIL” Definition:
Electronic Throttle Control Indicator Lamp
ETBE
Glossary “ETBE” Definition:
Ethyl Tertiary Butyl Ether