Friday, 26 April 2024, 6:28 PM
Site: IMI eLearning
Course: IMI eLearning (IMI eLearning)
Glossary: Automotive Glossary
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Head-onViewing a repaired/re-painted area from an angle that is perpendicular (at 90°) to the car. |
Head-up DisplayProjection of instruments onto the windscreen so that the road and the instruments can be seen at the same time by the driver. |
Header TankThe expansion tank at the top of a coolant radiator, which can be part of the radiator or a separate tank. |
HeadlampVehicle lighting that provides illumination of the road for the driver. Usually consists of switched main and dipped beams. |
Headway SensorA device usually fitted in the front grill of a vehicle that in conjunction with a transmitter senses distance in front of the vehicle. Often part of an active cruise control system. |
HeatA form of energy in all materials that can be used to do work. |
Heat ExchangerA device for transferring heat from one system or place to another. |
Heat RangeApplies to spark plug construction where the rate of heat loss from the plug nose is controlled by the length of the insulation. Spark plugs are given a rating from hot to cold to classify the heat range and application. The plug tip temperature is controlled to keep the tip and electrodes clean. |
Heat SinkA plate to which electronic components are attached to dissipate heat. |
Heater MatrixSmall radiator used to exchange heat from the coolant to the vehicle cabin. |