Add Yahoo as a preferred source to see more of our stories on Google. Q: In my vehicle, the check engine light comes on and then goes off and it is now back on. I had a test done at local auto-parts ...

Oxygen sensors play a critical role in ensuring the efficient operation of your vehicle by helping the engine maintain the correct fuel-to-air mixture. Over time, these sensors can become unresponsive ...

The check engine light is one of the most dreaded signals on a vehicle’s dashboard. When it illuminates, it can be a source of anxiety for many drivers, indicating that something is amiss within the ...

Land Rover says some of its 2010-12 LR2 models may illuminate the Check Engine light and log O2 sensor trouble codes P2097 and P2099 in computer memory. If there are no drivability symptoms associated ...

Modern vehicles are equipped with advanced diagnostic systems designed to alert drivers to potential issues before they become serious problems. For Mitsubishi owners, understanding these diagnostics ...

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 ...

I had a test done at local auto-parts store that showed a code of PO138. They told me this indicates a problem with the oxygen sensor. I replaced the oxygen sensor and the light never went out. I ...

Don't let failing oxygen sensors compromise your engine's performance. O2 sensors are critical to emissions control on your car, SUV or truck. As the name implies, the O2 sensor (also called an ...

Ignoring a check engine light might feel harmless if the car still runs smoothly, but the warning signals more than a minor inconvenience. Driving with that light on can lead to higher repair costs, ...