Simplified Automotive Terms for Ladies

Automotive Terms Definitions
Click on the letter below to find the definition you are looking for.

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We are providing these pages of automotive terms to assist those donating or recycling cars or other vehicles.

Terms beginning with the Letter E

Electrolysis

A chemical process for developing electricity; decomposition of a substance by passing of an electric current through an electrolyte.

Engine Block

The large part of the engine that houses the cylinders and water jacket; a metallic casing with a bore for each piston.

Engine Control Module

Electronic controller; computer that controls the engine operation only.

Evaporator

Heat exchanger that transfers heat from the passenger compartment to the A/C refrigerant.

Exhaust

The expulsion of waste gasses after combustion.

Exhaust Gas

Recirculation Valve Valve that allows a metered amount of exhaust into the intake to reduce combustion temperature. Lowers nitrous oxide levels.

Exhaust Manifold

A steel or cast series of channels that collect exhaust from the cylinders and direct it to the exhaust system.

Expansion Valve

Variable orifice that forces refrigerant to expand and take on heat. This makes the refrigerant very cold.

Extras

Accessories that may be fitted by the manufacturer, dealer or owner.