Part Description: Engine Out NOx Sensor 1/1, System Out NOx Sensor 1/2
Issue
Description:
If you receive a DJ/D2 with a MIL illumination and DTC P229F, please do not replace any parts at this time. Cummins Engineering is currently investigating the root cause of the concern and is requesting to visit a dealership with this DTC to gather valuable information. Please contact Christine Donegan at (866) 799-1692
ext 1257~
If causal part replacement is the System Out NOx sensor (Bank 1, Sensor 2) PNs 68085740AA, or 68197109AA, please file claim under LOP 250810. If for the Engine Out NOx Sensor (Bank 1, Sensor 1) use LOP 250809.
