These systems will display a check engine light (CEL ... you understand a few methods you can use to identify CEL codes ...

Learn what that pesky dashboard light means before heading to the shop — and maybe save some cash in the process.

If you think a car diagnostic scanner might be good for you, here's a good entry level one and a more sophisticated model. If you're not ready to buy one yet but your check engine light is on, most ...

Did your vehicle's Check Engine light just pop on? An OBD-II scanner can provide some direction. We tested a handful to find ...

It can easily determine the cause of the check engine light coming on ... Home Necessity and Worthy to Own: This is an excellent code reader to travel or home with as it weighs less and it ...