Dodge Cummins Diesel Forum banner


  1. 2013-2018 General Discussion
    I know this issue has been beat to death (I've read many threads on this forum about P2201) however I cant find out how to tell where the sensor is on my truck (Out of warranty). It appears that there are many sensors on the exhaust. Scanner says "OBDII: Nitrogen oxides nOx sensor, bank 1 -...