Ignoring a check engine light might feel harmless if the car still runs smoothly, but the warning signals more than a mi ...

Once upon a time, you could diagnose the culprit of your Mazda MX-5 Miata's check engine light with a paperclip. We now use ...

Part of the frustration of a check engine light is that it’s just so vague. It can signal anything from a looming powertrain ...

Ever been told your car is running lean? It means the engine is receiving too much air or not enough fuel during combustion. You see, your car's engine needs a very specific balance of air and fuel to ...

A Mitsubishi driver says his car kept idling. After several attempts, he finally figured out why. What do spark plugs have to do with it?

WAI’s mass air flow (MAF) sensors feature are digitally calibrated at all OE operation ranges, meaning the circuit design can correct the measurements at all operating temperatures, in any environment ...

A driver says his Nissan Altima went into 'limp mode' and got repaired. Then it happened again four weeks later. Here's why ...