I live in New Jersey, one of the states that mandates inspection for all vehicles newer than 1995. My daily driver, a Jeep Cherokee, happens to be a 1996 model year with an OBD-II sensor, meaning I ...

One of the benefits of modern computer-controlled engines is efficiency. These kinds of engines manage the ignition and fueling in a precise manner so that very little fuel wastage occurs. Take, for ...

With the Check Engine Light on, you know your vehicle needs some diagnostic work and repairs. If your professional scanner picks up the P2271 code, you know to look at the oxygen sensor, but how can ...

You don’t have to bang your head to figure out what the P0134 code means. If your car isn’t running right and you found this trouble code, I can help you get to the bottom of the problem. This guide ...

Today’s computerised engine control systems rely on inputs from a variety of sensors to regulate engine performance, emissions and other important functions. The sensors must provide accurate ...

Learn how to properly install an oxygen sensor (O2) bung in your classic muscle car exhaust system. This step by step ...

Oxygensensors have been a part of the automotive maintenance scene since 1976, whenfeedback fuel controls were popularly introduced. By 1980, nearly every car andlight truck was equipped with an ...

As a vital component of a vehicle’s emissions control system, oxygen sensors play a crucial role in engine performance and fuel efficiency. But what’s the typical cost to replace a failed O2 sensor?