Dictionary of Automotive Terms Abbreviations

DICTIONARY OF AUTOMOTIVE TERMS - "Ep"

EPA

Acronym for Energy Protection Agency.

Also See
EPA fuel economy.
Acronym for Environmental Protection Agency which is responsible for recommending environmental legislation and in the automotive sphere produces test cycles and estimates fuel economy

EPA composite MPG: The harmonic mean of the EPA city and highway MPG, weighted under the assumption of 55 percent city driving and 45 percent highway driving.

EPACT: Acronym for Energy Policy Act of 1992 Comprehensive energy legislation that is expected to expand natural gas use by reforming PUHCA restrictions, allowing wholesale electric transmission access and providing incentives to developers of clean fuel vehicles.

EPA estimate: An American organization (Energy Protection Agency) which determines the fuel consumption of various vehicles. It takes into account city and highway driving. These figures may be helpful in comparing one vehicle against another. Your vehicle can greatly exceed these estimates with sensible driving, the use of Cruise control obeying the Speed limits avoiding rapid starts, Coasting long before a stop light or sign.
Also See
EPA fuel economy

EPA estimates: An American organization (Energy Protection Agency) which determines the fuel consumption of various vehicles. It takes into account city and highway driving. These figures may be helpful in comparing one vehicle against another. Your vehicle can greatly exceed these estimates with sensible driving, the use of Cruise control obeying the Speed limits avoiding rapid starts, Coasting long before a stop light or sign.

Also See
EPA fuel economy

EPA fuel economy: Laboratory Fuel economy tests administered by the Environmental Protection Agency (EPA) using simulated weight and Drag to re-create real driving conditions. The city fuel-economy test, also used to test emissions Compliance is based on a drive through typical Los Angeles urban traffic of the 1980s. Such conditions in LA are no longer present. The highway test uses a higher, steadier Speed averaging 79.5 kph (49.4 mph).

EPC

Acronym for Electrostatic Powder Coating
Acronym for Electronic Pressure Control -- controls line pressure in the auto transmission

EP gear oil: An extreme pressure gear oil preventing metal-to-metal contact, used mainly in Gearboxes and final drive units. Also called EP lubricant

Epic: A colloquial bicycle term for a remarkable mountain bike ride for either length, elevation gain, or spectacular views

Epicyclic gearbox: A form of gear used by Benz in which small Pinions revolve around a central or Sun gear and mesh with an outer Ring gear called the annulus. Type used in the Ford Model T. Also called Planetary gearset planetary transmission and sun-and-planet gears.

Epitrochoid: A geometric path followed by a specific point located in a generating circle which is rolled around the Periphery of a Base circle.

Epitrochoidal: A part of a circle which is not on the circumference of another circle around which it turns

Epoxy adhesive: Adhesives which offer a combination of high room temperature strength with good load bearing properties. These adhesives have exceptional adhesion to metal surfaces

Epoxy resin: A thermosetting resin based on ethylene oxide or similar materials or derivatives, used in adhesives, fillers, and Primers and other finishes

EPR

EPS: Acronym for electronically controlled power steering. EPS is used in more expensive models, such as the BMW Servotronic system where the assistance provided alters according to the speed at which the car is travelling