How-To Geek on MSN

Your inexpensive OBD-II scanner can tell you more than why the check-engine light is on

An OBD-II scanner can do much more than read check-engine codes. These five features can help you diagnose problems faster ...
DAX Street

10 Sensors That Trigger a Check Engine Light Most Often

A check engine light can appear without warning, leaving drivers wondering whether the problem is minor or requires immediate ...
HowToGeek on MSN

8 useful things you can plug into your car's OBD2 port

Plug in all the things.
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 ...