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 ...

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 ...

Last month we fielded a question about a fault code a reader had been trying to repair for more than a year. To recap, the Corvette in question, a ’96 model, had a recurring P0171 code, or “System Too ...

The fix is finally here! 🔧 In this video, I clean the MAF (Mass Air Flow) sensor on my Subaru — a simple but powerful step toward getting it to run smoother, idle better, and breathe like it should.

A device in the throttle body, the mass airflow, or MAF, sensor helps the engine computer determine the proper air-fuel mixture by measuring the mass of the air flowing past it. Because a precise ...

The MAF sensor controls how your engine meters air and fuel. When it’s dirty, performance suffers. Once cleaned, the difference in response and smoothness is instantly noticeable. 'Big drop in income' ...