Don't clear that check engine light—this $100 tool can save you a failed smog test

The “check engine” light is the most annoying orange icon in America. Half the time the car feels fine, and the other half ...
Fast Lane Only on MSN

Reasons your check engine light comes on and how to interpret it

When the check-engine light snaps on, it is not a suggestion, it is your car’s way of saying something in the powertrain or emissions system needs attention. I see it as an early warning system that ...
jdpower

Check Engine Light - What It Means and What to Do About It

When the check engine light comes on in a vehicle, it’s indicating that there is some issue with the car that should be checked out. It could be something minor, such as the gas cap not being screwed ...
The Drive

What Is an OBD2 Scanner and How Does It Work?

There it is. On your dashboard. Staring at you, mocking you, making you plot insurance fraud: your car’s check engine light. That little bugger has been on your dash for weeks now and you haven’t been ...
Lifehacker

Why Your 'Check Engine' Light Is On

Driving a car is one of those things that works best when you don’t have to worry about how everything works. You have enough to pay attention to on the road without having to worry about what’s going ...