Unleashing Engine Power Bank 1 Sensor 1 O2 Diagnostics and Troubleshooting

Here you can find a picture of the location for a Bank 1 Sensor 2, the wiring goes into the interior through a grommet, with the connector under ... 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. However, it is not very specific as to whether this is bank 1 or bank 2, and given that these are pretty expensive for the pre-cat sensors, would rather only ... What are Bank 1, Bank 2, etc.? Since this question pops up from time-to-time, here's an easy to follow diagram that illustrates what they ... Buy YOUCANIC Pro Scanner https://www.youcanic.com/scanner/ Get Factory Service Repair Manuals & Specs https://www.youcanic.com/manuals Ask ... 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) My bigger concern though are my O2 Sensors and the voltage they are showing; Currently I am getting no voltage readings from my upstream 02 ... The check engine light came on in my wife's 06 silverado. The codes are P0030 and P0135, which both point to O2 sensor, bank 1 sensor 1. A properly functioning oxygen sensor will show a rapidly fluctuating output voltage between approximately 0.1 and 1.0 volts. I'm working to replace all (4) O2 sensors on my 2006 EX-LT after getting code P0154 for Bank 2 Sensor 1 (155k miles, prob originals).