Improve Emissions, Save Money The Importance of Regular O2 Sensor Maintenance

You'll need a special O2 Sensor wrench to the remove it. That's not hard. The hard part is detaching & reattaching the electrical connector. It's in a tight ... To remove them, you take a 7/8" open ended wrench or special O2 sensor socket (7/8" socket with a notch for the wiring harness) and slip it over, unscrew the ... I did a lot of searching and didn't find any real tips for replacing the pre-cat sensors. So I thought I'd pass along a few of my own tips. This is the sensor behind the catalytic converter. I recommend replacing it when the RAV has sat for more than 8 hours. Some prefer to remove ... The van is not showing any symptoms really of a failing O2 sensor. Sometimes the exhaust smells a little strong but it idles and accelerates good. Decent ... If you choose to have a professional replace your car's oxygen sensor, you can usually expect to pay somewhere between $200 and $500 to get the ... The primary o2 sensor is used to monitor air/fuel ratio and the ECU adjust to have the engine runs optimally. The secondary o2 sensor is there to just monitor ... In this video, we take you through a step-by-step tutorial on the intricate process of changing an oxygen sensor. Oxygen sensor replacement. How to replace a oxygen sensor in your car DIY with Scotty Kilmer. How to replace air fuel ratio sensor). Remove the plastic "splash shield that cover the transmission (6 bolts, 12 mm). Follow the exhaust pipe up and you will see the O2 sensor clearly.