DTC Description: Notes
WARNING: This page is about a different car, the 2018 Nissan Titan XD. However, it is still accessible from the selected car via links, so may be relevant.
The aftertreatment outlet NOx (nitrogen oxides) sensor is a smart device that communicates with the ECM via the CAN 2 communication lines. The aftertreatment outlet NOx sensor performs internal diagnostics and reports malfunctions back to the ECM using the CAN 2 communication lines. The NOx sensor is permanently attached to the NOx control module. They are serviced as a single component and cannot be replaced individually. The aftertreatment outlet NOx sensor is used to measure the NOx emissions at the outlet of the aftertreatment system.