Empower Your Vehicle Bank 2 Sensor 1 and the Path to Optimal Performance

The O2 sensor location on the left (driver)side. The harness connector on top of engine you disconnect by hand by depressing a tab with fingers and unplug. 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. Find someone who can read the OBD output data (graphically examine sensor 1 & sensor 2 under load), and even put a scope at the wires at the ... ... Bank 2 Sensor 1 Oxygen Sensor for Hyundai: https://ebay.us/zvAttV Oxygen Sensor Tool Removal: https://ebay.us/uSl2Uc Check out the store ... Generally bank 1 and 2 will use the same type of O2 sensor so the computer is seeing apples to apples readings, but as others have mentioned ... 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) Locating Oxygen Sensors: Identifying Bank 1 Sensor 1 (Upstream) and Bank 2 Sensor 2 (Downstream) 28K views 1 year ago 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. Preview image for a collapsed post. 1. Mike-Omologato-G.;3263351 said ... Code says P0040 error: O2 Sensor Signals Swapped Bank 1 Sensor 1/Bank 2 Sensor 1. Knowing less, i used seafoam in gas tank and engine oil tank with guidelines.