Choose an OBD2 scanner that shows readiness monitors and live data so you can avoid inspection surprises and wasted repairs ...

Your car's dashboard symbols generally fall under one of two categories: specific indicators with a single clear meaning and broad warnings with multiple potential causes. Specific indicators like the ...

We may receive a commission on purchases made from links. The check engine light is one of those dashboard warning lights drivers dread to see suddenly come on in the middle of driving. First-time car ...

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 ...

As great as cars can be for getting where you need to go as quickly as possible, they have some drawbacks. Most notable are the repairs that tend to come along with them, which can be every bit as ...

When your vehicle's check engine light (CEL) comes on, it's often a sign that something needs attention. But with over 20,000 ...

Here are 2025's most popular questions and answers from The Journal's Car Doctor column, from rotating tires to oil changes.