It glows on your car’s dashboard and instantly ignites terror and loathing in the hearts and wallets of drivers; the dreaded “Check Engine” warning light. For ...

Your car is basically a rolling computer network, and that little “check engine” light is the car begging you to read the ...

All vehicles built since 1996 are equipped with what’s called an OBD II (onboard diagnostics) system that taps into a car’s electronic control unit on a real-time basis and illuminates either of ...

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 ...

When driving, the Check Engine light is one of the most anxiety inducing dashboard warnings, and in 2025 its importance has ...

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

A vehicle’s Check Engine light can turn any car ride into a harrowing experience. As soon as the check engine light illuminates, it’s hard not to hear the cha-ching sound of a cash register right ...

A check engine light, even if the car runs fine, often indicates a leak in the evaporative emission control (EVAP) system. An arc welder might revive a dead battery by cleaning sulfated plates, but a ...

A new survey finds 38% of drivers have ignored a check-engine light in the past year, making it the most common risky ...

Family-owned auto repair shop in Orange, CA provides complimentary diagnostics and estimates alongside comprehensive ...