Maximize Engine Performance Why and How to Change O2 Sensors Regularly

In theory, it's relatively simple to replace a bad O2 sensor. They are typically connected to the vehicle's wiring harness by a single plug and ... Disconnect the electrical connection to the oxygen sensor. Follow the cable away from the end of the sensor plugged into the exhaust line. It will end in a ... Technically, you don't have to do anything to the the ECU after changing the O2 sensor. You can just drive it normally.The reason for the ... The truck didn't want to start. Then once started it dies when my foot's not on the gas. So if I'm stopping, turning, etc... the truck stalls. There's usually a primary O2 in front of the cat/OPF and secondary one after it, both in the same housing. They should be easy to spot. It has to be a wide-band sensor and those are more expensive. Stick with OEM or equivalent. Don't buy from the dealer. Replacing it yourself is ... Double check those vac lines, or get me a pic of which ones they were. It culd be that your ECu is re-learning fuel trims after having tehm way ... Yes the removal and replacement of O2 sensors is fairly easy provided you can get the car up high enough to work underneath it on the exhaust. The exhaust sound was very different. There was a lot more droning that could be heard from the cabin. The exhaust note was rougher and louder. 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 ...