Maximizing Engine Performance Bank 1 Sensor 1 O2 Diagnostics

The harness rubbed on the fender line and broke one of the wires. I hit one of the non-broken wires with electrical tape and proceeded home. I have a 2012 Ford Focus SEL and there's a code (P0131) O2 sensor circuit low voltage bank 1 sensor 1. I replaced the O2 sensor (Bank 1 Sensor 1) assuming it ... Sensors 1 are the upper oxygen sensors and they are located before the catalytic converters. Sensors 2 are the lower oxygen sensors and they are located past ... 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 ... Volvo XC90 - Bank 1 Front Oxygen Sensor - 2017 XC90 2.0T diagnosed as Lean Bank 1 so dealer said I should replace Front o2 sensor. 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 ... How do I locate the Bank 1 O2 sensor? My check engine light came on, I received a PA200 code. The dealer warned me that my Catalytic Converter would need. The yellow line represents the route of the BANK 2 Sensor 1. The orange line represents the route of the BANK 1 Sensor 1. ... The Black loom is the Bank 1, grey ... The o2 sensor bank 1 sensor 1 is bad it would appear. I looked for a replacement one and the guy at advanced auto parts said the Bosch 17480 is the correct one. Got a CEL P0137 - Bank 1 Sensor 2 (Circuit Low Voltage) For the 2.4L engine, there's only two O2 sensors right? Do I change the one inside the catalytic ...