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 ...

You change your oil religiously every 5,000 miles and rotate tires like clockwork, but there’s one component failing on your car that you’ve probably never heard of. The mass air flow sensor ranks as ...

Q:I have a 1996 Corvette that gave me a recurring fault code (P0171 - "System Too Lean, Bank One") for more than a year. The code reader on my scanner indicated that the fuel pump was defective, so I ...

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 ...

Modern cars rely on a dense web of sensors to manage everything from fuel delivery to collision avoidance, and when one fails, the result can range from a minor annoyance to a four-figure repair. I ...