P0157 2004 dodge ram where is this located

Question

P0157 where is this senser located on a 2004 dodge ram

Answer 1

P0157 Oxygen sensor circuit low bank 2 sensor 2 The location the rear right side of the transmission.Here is how it works as a rule of thumb,Bank one is where number 1 cylinder is located bank 2 is where the number 2 cylinder is located, the sensor 1 is the one before the catalytic and sensor 2 is the one after the catalytic, sensor 2 is always catalytic 02 monitors