Where is the heated oxygen sensor located

Question

Po057 code bank2/sensor2 where is it located at

Answer 1

The location of Bank is to always find Cylinder 1, Cylinder 1 is always Bank 1, the other side becomes Bank 2, There is a Sensor 1 for each side, Sensor 1 are the upstream 02 sensor which is before the catalytic converter, Sensor 2 are the downstream 02 sensors or the catalytic monitor sensor which is after the catalytic convertor

 

The 02-sensor shown here is Bank 2 Sensor 2

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