CARS.COM — Most car owners probably don’t know that their vehicle has a crankshaft position sensor until the engine dies, won’t start or starts running poorly. Then when the car is in the auto repair ...

Q: My tire pressure monitor light is constantly on for one or more of the original tires on my 2009 Subaru Impreza with 40,000 miles. We love the car and plan on keeping it as long as possible. My ...

Modern vehicles are pretty complicated pieces of tech. Apart from emissions and other vital functions, the engine control system relies heavily on several sensors to regulate performance. That is ...

As people like to say, your car has only four contact points with the ground, or three if you drive something like a Reliant Robin, one of the lightest cars ever made. The wheels and tires are the ...

When this warning lamp illuminates on your instrument panel, at least one of your tires is 25 percent below its correct pressure. This TPMS sensor uses a lithium battery with a five- to 10-year life ...

The oxygen sensors on your Toyota Celica help determine if the air-fuel ratio of the engine is rich or lean. This helps the electronic fuel injection adjust the mixture in real time and also reduce ...