Empowering Your Vehicle Essential Insights on Bank 2 Sensor 1

not a good question because my 98 ck 1500 GMC only has 2 sensors. 1 upstream and one down stream. they are both new but the wirinf on the up ... Last week I went to replace Bank 1 Sensor 2 (post-cat). My AlldataDIY subscription had the connector colors correct (G=1, B=2), but the ... We talking 02 sensors? Bank 1 is drivers side, Bank 2 is passenger side. Sensor 1 is precat, Sensor 2 is post cat. Bank 2 Sensor 1 is located on the exhaust manifold directly behind the radiator. It's mounted about half way up the manifold, just under the point where the 3 ... Think it's always that way bank 1 is drivers side, bank 2 is the passenger side, sensor 1 is the first sensor from the exhaust, 2 the next and so on. got a p0051 and going to be replacing o2 sensor located in bank2 sensor1, is bank 2 (cylinders 2, 4, and 6) located on the passenger's side or the dri. The O2 sensor located in or behind the catalytic converter will be Sensor 2. On V6 and V8 engines, Sensor 1 will always be on the SAME side as the Number ONE ... Bank 1 = drivers side bank 2 = pass. side sensor 1 = before the cats sensor 2 = after the cats. Bank 1 is the side with cylinder 1, on every engine, always. Cylinder 1 is the cylinder closest to the front of the engine (front doesn't mean front of the car ... Front O2 bank 2 is the front one on the drivers side. Bank 1 is cylinders 1-2-3. Bank 2 is cylinder s 4 ...