Glossary “EPCV” Definition:
Electronic Pressure Control Volts, or Transmission Line Pressure Control Voltage
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EPIC
Glossary “EPIC” Definition:
Electronic Programmable Injection Control
EP lube
Glossary “EP lube” Definition:
Term used for Extreme Pressure lubricant.
EPA
Glossary “EPA” Definition:
Environmental Protection Agency. Establishes and enforces regulations to protect and preserve the physical environment, best known for regulations related to air, water and land quality.
EPC
Glossary “EPC” Definition:
Electronic Pressure Control Solenoid Displayed in kPa/psi.
EPCRA
Glossary “EPCRA” Definition:
Emergency Planning and Community Right-to-Know Act. A free-standing law enacted to encourage and support emergency planning efforts at state and local levels, and to provide information concerning potential chemical hazards present in a community.
EOTV
Glossary “EOTV” Definition:
Engine Oil Temperature Input Voltage Displayed as Volts.
EP
Glossary “EP” Definition:
Extreme Pressure, or Exhaust Purging
EP additives
Glossary “EP additives” Definition:
Extreme Pressure additives added to lubricants wear or damage between metal surfaces.
EOL
Glossary “EOL” Definition:
End of Line. System designed specifically for use at assembly plants to make sure all new vehicles conform to design specification.
EONV
Glossary “EONV” Definition:
Engine Off Natural Vacuum, GM’s new ODB-II compliant scheme monitors EVAP system pressures while the engine is off, hence the term “Engine Off Natural Vacuum”. Introduced in 2003.
EOS
Glossary “EOS” Definition:
Exhaust Oxygen Sensor
EOT
Glossary “EOT” Definition:
Engine Oil Temperature Displayed in Degrees.
EOTF
Glossary “EOTF” Definition:
Engine Oil Temperature Fault Detection Displayed as Yes/No.
enhanced testing
Glossary “enhanced testing” Definition:
One of several terms applied to a modified testing program.
enleanment
Glossary “enleanment” Definition:
The act of reducing fuel delivery to the air-fuel mixture to create a leaner A/F mixture.
enrichment
Glossary “enrichment” Definition:
The act of adding fuel delivery to the air-fuel mixture to create a richer mixture
Environmental Protections Agency (EPA)
Glossary “Environmental Protections Agency (EPA)” Definition:
An agency of the United States government charged with the responsibility of protecting the environment and enforcing the Clean Air Act of 1990. See EPA
enhanced area (nonattainment)
Glossary “enhanced area (nonattainment)” Definition:
Geographic areas classified by the EPA as having high or severe air quality (pollution) problems.
English-Metric conversion chart
Glossary “English-Metric conversion chart” Definition:
Allows you to convert from English to metric or from metric to English values.