Revolutionizing Engine Performance The Essential Guide to [Sensor 1] Oxygen Sensor

This is what I am trying to confirm: Please reference this picture: The N55 has only 2 O2 sensors, Sensor #1 is the Pre-cat sensor which is ... bank 1 sensor 1 = driver's side front o2 sensor... bank 1 sensor 2 = driver's side rear o2 sensor... bank 2 sensor 1 = passenger side front ... So all of the oxygen sensors will be bank 1. The oxygen sensor or Air/Fuel sensor closest to the engine in the exhaust manifold will always be Sensor 1. The O2 ... This code means the Heated Oxygen Sensor (HO2S) Resistance is out of range on engine bank 1 (side of engine with cylinder #1) and the sensor upstream or in ... General Maintenance & Repairs - Oxygen Sensor Bank 1 Sensor 1 SES code. - Ok so recently I went through and changed my clutch and whole rear ... I am looking for bank 1 sensor 1 in a 1996 4.0. Is there just one sensor before the cat and one after or is there still two before? Bank 1 sensor 2 is from the rear bank of cylinders after the bank 1 catalytic converter. Bank 2 sensor 2 is from the forward bank of cylinders and is after the ... 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. oxygen sensor replacement, passenger side, bank 1 sesnor 1 · 1. jack up truck and put jack stand under passenger side frame. · 2. remove ... The fault code reads P0125 and P0135 which points to this issue, the engine starts and runs however under load or acceleration there is some hesitation.