A mass air flow sensor is one of the numerous tiny widgets and gewgaws that make up a modern automobile's electronic fuel injection system. In the MAF's case, it tells the car's computer how much air ...

Your engine needs a steady stream of clean air to function properly, and it's the job of the mass air flow (MAF) sensor to measure and regulate the amount of clean air entering the intake. The engine ...

Every sensor on or in a computer-controlled car or truck talks to the “on-board PC” in a kind of language you’ve never heard or seen. All of the inputs are in a voltage-speak and are all numbers. All ...