Modern car engine control systems rely on input from several sensors to regulate the engine’s performance as well as its emissions and other vital functions. When these sensors fail to provide ...

Unscrewing a sensor and replacing it is pretty straightforward. You might need this special socket to clear the wires. Twelve years and more than 100,000 miles have passed under your trusty commuter ...

pressure is low, if the oil needs changing, if the engine has a mechanical problem or if the engine has quit running (unless the fault is related to a key sensor that can also affects emissions). Many ...

The oxygen sensor plays a crucial role in determining the correct air-fuel mixture in your vehicle’s engine. Changing a worn-out or faulty oxygen sensor can lead to improved fuel efficiency and ...

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 ...

The whip is a 2003 Ford Ranger 3.0 V6 Flex-Fuel.<BR><BR>Recently got a check engine light, error codes point to a bad O2 sensor.<BR><BR>Sensor 1, Bank 1. From the ...

Recently, I helped a friend troubleshoot his used Volkswagen Bora, and it really troubled him. Although the car wasn’t ...

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 ...

If you’re like most car owners, you probably don’t think much about your car’s oxygen sensors until they are causing a problem. But did you know that a bad oxygen sensor can impact your car’s ...