Revolutionize Engine Performance Bank 2 Sensor 1 as the Game-Changer

Our cars don't have 'bank one' or 'bank two'. We have upstream and downstream. They are different sensors. The upstream one is the important one. The o2 sensor of bank2 is stuck at 1.27 volt in first start when engine is cold and it is starting to drop after engine is fully warmed. It is a tight spot down there ion Gen III Montero. You can drop front driveshaft. If that still does not create enough clearance, remove entire ... Bank 1 is the side with the #1 cylinder (Cylinders 1 – 3 – 5 – 7 etc) Bank 2 is the side with the #2 cylinder (Cylinders 2 – 4 – 6 – 8 etc) Can someone please tell me which exact O2 sensor Bank 2 Sensor 1 is please? Thanks in advance! Mods: K&N 69-6502TR Typhoon SRI, RRE headers, ... when you installed it was the passenger side O2 sensor(behind the cat on the stock h-pipe) really close to the transmission? If so mine had the ... Hi .. Have a p0052 code o2 sensor bank 2 sensor 1 .. I just replaced it. Pulled the battery terminals for about 10 min. ... Sensor Circuit Range/Performance Bank 2 Sensor 2. It stays on ... which ever side you #1 spark plug is on is your bank 1. Waterfowler's ... ... sensor is not stable, but Bank1 Sensor2 is (duel exhaust vehicle). ... bank 1, therefore the driver's side if the engine would be bank 2. The Bank-2/Sensor-1 Oxygen Sensor is an "upstream" sensor. This sensor is located on the side of the engine closest to the front of the vehicle, and is mounted ...