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The intake air temperature sensor measures the temperature of the air entering a car's engine through the intake manifold and relays the information to the engine control unit. To operate as efficiently as possible, car ... More »

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An air charge temperature sensor is a device inside the engine that monitors the temperature of the air going into the engine. In cars made after 1995, this part is called the intake air temperature sensor. The sensor se... More »

www.reference.com Vehicles Car Parts & Maintenance

Air intake temperature sensors, or IAT sensors, work by analyzing and recording information through a computer in the car to determine air density. The amount of air density in turn helps sensors maintain a correct fuel ... More »

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A fuel pressure sensor is a device that reads the pressure in the fuel rail and transmits the information to the engine control unit. The fuel pressure sensor, or FPS, is fitted onto the common rail. It reads pressure wi... More »

www.reference.com Vehicles Car Parts & Maintenance

A manifold absolute pressure sensor is located on the intake manifold of a vehicle's engine. Inside the MAP sensor is a resistor that moves in relation to the intake manifold pressure. More »

www.reference.com Vehicles Car Parts & Maintenance

To locate the air intake temperature sensor on a car, remove the air cleaner cover from the engine, and then locate the tube that sits below the air intake manifold. The air intake temperature sensor is plugged into that... More »

www.reference.com Vehicles Car Parts & Maintenance

A bad mass air flow sensor in a vehicle makes starting difficult and affects the performance of the engine because he engine-control unit uses data from the MAF sensor to balance the fuel ratio the injectors deliver to t... More »

www.reference.com Vehicles Car Parts & Maintenance