Oxygen Sensor Bank 1 Sensor 2 Your Key to Engine Longevity

Locating Oxygen Sensors: Identifying Bank 1 Sensor 1 (Upstream) and Bank 2 Sensor 2 (Downstream) 28K views 1 year ago Usually O2 sensors are refered to as Bank 1 and Bank 2. Bank 1 would be the front sensor before the cat and Bank 2 would be the sensor after the cat. I read the codes, and came up with P0037 and C1201. Pointing to the oxygen sensor at Bank 1, Sensor 2. Per my Haynes manual and a few of the ... I want to say it's the 02 sensor on the drivers side the 2ed one down. Click to expand... Bank 1 is passenger side Sensor 2 is after the cat. 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, ... This code shows it is the oxygen sensor for Bank 1, Sensor 2. Where exactly is this sensor located? I think this is the passenger side lower sensor. Only 75 emoji are allowed. ... × You cannot paste images directly. Upload or insert images from URL. Loading... Got a CEL P0137 - Bank 1 Sensor 2 (Circuit Low Voltage) For the 2.4L engine, there's only two O2 sensors right? Do I change the one inside the catalytic ... Can someone please confirm which sensor is the correct one to replace? Click to expand... Correct O2 sensor for downstream. O2 sensors live in a ... Bank 1 sensor 2 is a downstream oxygen sensor. As I've already explained, its duty is to make sure that the catalytic converter on the bank it ...