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.

NOTE: If any of the following DTCs are displayed with this DTC, first perform the trouble diagnosis for other DTCs:

U029E-00 present. Refer to DTC Description .
P220B-00 present. Refer to DTC Description .

The after treatment outlet NOx (nitrogen oxides) sensor is a smart device and communicates with the Engine Control Module (ECM) via CAN2 communication. The after treatment outlet NOx sensor performs internal diagnostics and reports malfunctions back to the primary ECM using CAN2 communication. The NOx sensor is permanently attached to the NOx control module. They are serviced as a single component and cannot be replaced individually. The after treatment outlet NOx sensor is used to measure the NOx emissions at the outlet of the after treatment system.