Possibly the most frustrating thing to deal with on an electronic fuel-injection car is the dreaded check engine light. Things were simpler with carburetors and distributors--you could hold the ...

BMW, Audi and other manufacturers are actually using a tiny mass airflow sensor for the secondary air injection system.

We've all experienced a check engine light coming on, knowing that unless it's taken care of immediately, it'll be a nagging long-term problem in the back of our minds. It's one of the most important ...

Modern vehicles are pretty complicated pieces of tech. Apart from emissions and other vital functions, the engine control system relies heavily on several sensors to regulate performance. That is ...

QHello. I have gotten myself into a bit of trouble with my computer controlled Quadrajet. My carburetor is running very rich, with black smoke coming out of the tailpipe. I removed the screw in the ...

Modern car engine control systems rely on input from several sensors to regulate the engine’s performance as well as its emissions and other vital functions. When these sensors fail to provide ...