How to Replace Oxygen Sensor Ford Escape

**Check out the tools we used below. If the video was helpful, please give it a "thumbs up" and consider subscribing to the channel.** This video goes over how to replace an oxygen sensor on a 2010 Ford Escape with a 3.0 motor. This should be the same process for any second generation 2008-2011 Ford Escape with the same motor. An oxygen sensor is used by the engine&computer to determine how much air to fuel ratio is needed so that the engine will run efficiently. There are oxygen sensors before the catalytic converter and sensors after the catalytic converter. The ones before the catalytic converter are called upstream and the ones after the converter are called downstream. This Ford Escape has four oxygen sensors, Two before the catalytic converter and Two after the catalytic converter. This can vary on different models and manufacturers. Some vehicles can have as many as six. You can drive a vehicle with bad O2 sensors for a period of time if you can put up with the poor performance and decreased gas mileage, but over time it will hurt the longevity of your motor and cause failure of your catalytic converter because your motor wasn’t running efficiently as the manufacturer intended. The most common signs of a bad oxygen sensor are a check engine light, decreased fuel economy, hesitation, rough idling, or misfiring. Tools needed: Parts: These are the tools we used or something that’s similar. There are many manufacturers and various prices. It&a good idea to buy the...