A check-engine light could be a gentle reminder or a sign of something catastrophic. We explain what a malfunction indicator light is and what you can do about it.

Your check engine light can come on for a lot of different reasons, but there are only a few that occur after putting in gas. Here's what we know.

While your check engine light is obviously meant for engine issues, it can often give you clues to problems in other parts of the car as well.

The check engine light is your car’s way of alerting you that something's amiss — but it could be as minor as a loose gas cap, or more serious, like a faulty oxygen sensor. Repair costs for ...

The Check Engine light may indicate a serious issue with your Cummins diesel engine. Here's how to check and clear the fault codes triggering that light.

Having a hard time interpreting the car codes your dashboard is displaying? Car codes can be confusing, so here are the best OBD2 scanners for reading, analyzing and clearing diagnostic trouble ...

What Does Code P0442 Mean? Engine code P0442 means a small leakage in the evaporative emission control system. It is not a critical problem, but it could be annoying and cause something more serious.

P0411 – EVAP system control incorrect purge flow You may see other codes present, as the EVAP system has codes that run from 0440 to 0457. Q: How Do I Reset The Check Engine Light And Code?

When the check engine light comes on, it’s indicating that there is some issue with the car that should be checked out. This article provides tips on what this signal could mean, and even how to ...