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 ...

So, your M5 is occasionally entering the feared limp-mode and starts to feel as if you're driving a Prius. Moreover, it's always happening when you're trying to overtake someone. Other times, the car ...

Imagine a turbocharger trying to pressurize a carburetor with its small venturis and finicky floats and you can get some idea why electronic fuel injection opened the door to big boost, big power, big ...

James, I have a 1988 Corvette Tuned Port Injection (TPI) that randomly sets a code 36: a mass airflow (MAF) sensor function fault. I have replaced the Electronic Control Module (ECM), the mass airflow ...

Electronic fuel injection was a big leap forward for engine control. However, early implementations often left something to be desired. This was the case for [Rob] and his Porsche 944, which had ...

Once upon a time an engine needed three things to run: fuel, air, and fire. That's what carbs, coils, and distributors are for. Modern EFI engines still need these three elements, but they use ...