Oxygen Sensor Bank 1 Sensor 2 Malfunction Empowering Vehicle Owners with Troubleshooting Tips

What are Bank 1, Bank 2, etc.? Since this question pops up from time-to-time, here's an easy to follow diagram that illustrates what they ... How to remove and replace an oxygen sensor when given the code P0139. Also included a guide on how to locate bank1/bank2 sensor1/sensor2 on ... Buy BMW part 11787512567 (11 78 7 512 567) BMW Oxygen Sensor (O2), Black L= 325mm - 11787512567 - E63,E65 at the best price with fast shipping. Bank 1, Sensor 2 is typically found in the exhaust pipe downstream of the catalytic converter. It's positioned some distance away from the ... There are two O2 sensors, an upstream (on the rear exhaust manifold) and a downstream (on the side of the catalytic converter). sounds like your engine is misfiring and the o2 sensor is picking that up. would give a good tune up and try to get rid of the misfire problem ... What is downstream, front? I'm guessing there are four o2 sensors then. I looked when I changed the transmission fluid, but I didn't have jack ... I want to attempt to replace the sensor myself and I have a couple of questions. I understand that there are 4 O2 sensors on my car. Where is ... I'm guessing you mean the O2 sensor? It is the one underneath the car, pretty much in line with the front of the transmission, ... When I open the hood and look straight down I see a sensor in the exhaust right behind the radiator. Is this the oxygen sensor (bank 2)? Is ...