Identify Bank 1 Sensor 1 Location with Precision

LT1-LT4 Modifications - bank 1 sensor 1 location? - can anyone provide me with a description or better yet a picture of where it is on a 97 ... Trying to replace the Bank 1 Sensor 1/O2 Sensor to address a P0133 Code on an 06 TJ Unl. Can anyone point me in the right direction? Bank 1 is the passenger side (assuming you're in a LHD car) and sensor one is the front one, pop the hood to the second release and look down following the ... The sensor is located just to the right of center as you're standing in front of the engine and looking in; close to the radiator. You can use a ... Bank 1 is where cylinder #1 is located, so on the 3.3 rear of engine closest to the firewall. Sensor 1 is the upstream O2 sensor before the cat. The bank 1 sensor 1 oxygen sensor is the first sensor in your exhaust after the engine. It is before the catalytic converter. The key to locating bank one/sensor one, is to identify the #1 engine cylinder. In a V-type motor, sensor one is in the exhaust system before ... ... sensor" and the number just after denotes whether the sensor is upstream or down stream. The upstream or sensor 1 would be before the ... The sensor that is located before the catalytic converter is the Upstream Oxygen Sensor. This is sensor 1. Sensor 2 is situated close to the ... Bank 1 is the first three cylinders. Look for sensor 1 upstream of the first cat. Ed in San Jose '97 540i 6 ...