Unlock Engine Performance Essential Guide to Changing O2 Sensors

Absolutely not, you're just wasting your time and money by changing O2 sensors that are still good. I have seen original O2 sensor last the ... You'll find all kinds of anecdotal evidence that replacing your O2 sensor can improve mileage, but in the end, "it depends"; YMMV (no pun intended.) $300 is about right for a O2 sensor change on most cars. It's certainly cheaper if you do it yourself but most newer cars have a rear and front O2 sensor. It's kind of like replacing a spark plug but an 02 sensor is normally in pretty tight due to the heat of what it is screwed into. To make the ... Try disconnecting the battery. Wait 10 minutes, and connect it again. That should restart the computer. If the CEL is still on, then you just wasted your money! 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 Toyota AFR sensors go bad somewhere between 120K - 200K+ miles. There will be mostly poor fuel economy coupled with a correlated degradation in proper fuel ... O2 sensors are general wear-and-tear maintenance items. All of them should be replaced every 80k miles or so, regardless of whether you think ... Although O2 sensors do go out, they are pretty robust and usually never all fail at the same time. Clean the maf and replace the air filter would be good first ...