p0175 on bank 2, 2/1 system too rich as indicated by an abnormally large lean correction factor. is 2/1 on of the 02 sensors on bank 2? which one? and which side is bank 2? i read somewhere is is suppossed to be on the bank that has the number one cylinder, my girlfriend called chrysler dealership and they told her bank 2 was the passenger side. her 2.7 has the number 1 on the passenger side at the radiator... 2 is drivers side radiator 5 6
3 4
1 2
radiator and
front bumper
this is from the manual ....
right bank 1-3-5
left bank 2-4-6

so the question is still which bank is bank 2 for sure.... and 02 sensor 2/1 on bank 2?..................................

 

bank one is the spark plug that is closest to the front of the motor