Unlock Optimal Performance Why and How to Change O2 Sensors Regularly

It can be very awkward to work down there. In terms of locations, the secondary is right after the catalytic converter and the primary is on the ... 1. Disconnect the negative battery cable. 2. After you've read the codes and determined which O2 sensor is in question, jack up the vehicle and securely raise ... $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. Disconnect your battery negative terminal, jack your car up, support it with jack stands, disconnect the sensor wiring pigtail, and use something called a " ... It is recommended that the O2 sensors be replaced every 90,000 miles. This socket is absolutely essential for removal and replacement Pre-cat sensors (sprayed with release oil an hour before) Removing is easy with the right tools. In this video, we take you through a step-by-step tutorial on the intricate process of changing an oxygen sensor. Outstanding!!! Worked for you, right? :D. ~Rick < ... The engine computer is only reading from the sensor with the engine running so generally speaking you do not need to disconnect the battery when replacing it. There are two O2 sensor positions both are on the y-pipe - 1 going up towards the front header and the other going towards the rear. You need to crawl under ...