Your vehicle has a problem if the check engine light (CEL) glows. Diagnostic trouble codes (DTCs) stored in the computer help find the cause.

I have had the car to the repair shop several times for a check engine light. The fault codes that they find every time I take the car in are P2096 and P2098, which are fuel trim problems. They have ...

Without a diagnostic tool, it's challenging to determine what is wrong with your car and whether to keep driving when a solid ...

Trouble codes. They're like the math problem the teacher puts on the chalkboard. You follow along, everything seems to make sense in a definite, orderly fashion and then, you try it yourself without ...

Cars are more than just oil and steel. Modern models have incorporated electronics and computer chips to help manage and optimize their mechanical components. That means maintaining your car's ...