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Sunday, 23 March 2025, 5:57 PM
Site: IMI eLearning
Course: IMI eLearning (IMI eLearning)
Glossary: Automotive Glossary
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Throttle Position Sensor

Sensor for throttle position information to engine management system.

Throttle Potentiometer

A variable resistor that is moved with the throttle to allow position of the throttle to be sensed.

Throttle Pressure

Shift control pressure in an automatic transmission regulated by engine speed and load conditions.

Throttle Spindle

The shaft on which the throttle butterfly moves.

Throttle Switch

A switch that operates when the throttle is fully open or fully closed.

Throttle Valve

A valve in an automatic transmission that responds to throttle position or inlet manifold vacuum to regulate the throttle pressure.

Throttle/Accelerator

The engine speed control mechanism operated by the driver.

Throttling Bore

A fixed size orifice used to control or restrict flow.

Through- Cure

The completion of the curing process at which no further chemical reaction can occur to aid in film formation.

Throw

The dimension from the centre axis of the crankshaft to the centre axis of the big end bearings.