Signs of a Bad O2 Sensor?

Answer An oxygen or O2 sensor measures the amount of oxygen in the exhaust gases of a vehicle. The automobile's computer system uses the information gathered by the sensor to control the engine operation.... Read More »

Top Q&A For: Signs of a Bad O2 Sensor

Signs of a Bad Speed Sensor?

The speed sensor in a vehicle controls a number of different systems and can noticeably affect the way a car will run. The speed sensor can be on the transmission, differential, transaxle or speedo... Read More »

Signs of Needing a New Speed Sensor?

Speed sensors share information about the vehicle's speed with other systems in the car through multiplexing. They also maintain directional stability to determine the height of the ride and are in... Read More »

Signs of a Bad Crank Positioning Sensor?

The crank positioning sensor is one of the most important electrical vehicle components. It monitors the rotational speed of the crankshaft as well as maintains piston timing and overall engine per... Read More »

What Are the Signs That You Need an O2 Sensor?

The oxygen sensor(s) in a vehicle, simply put, are clever devices that monitor the amount of pollution the vehicle dispels from the exhaust system. Although the function of the oxygen sensor goes f... Read More »