“John Deere Service Advisor 5.4.44 2025 (AG & CF) | Nexiq USB Link 3 Compatible” has been added to your cart. View cart
The NOx sensor measures the amount of NOx in the exhaust system. The NOx sensor is connected in the J1939-2 data link. This diagnostic trouble code (DTC) indicates a NOx monitoring failure. For example; NOx sensor short- or open circuit, NOx sensor removed, NOx sensor missing signal.
Observable symptoms
1) None
Probable cause
1) Sensor not mounted in exhaust stream
2) Software
3) NOx sensor
Related products
-
Allison 1000 & 2000 Gen 5 Fault Code:U0073 CAN Communication Bus 1 Off
1000 & 2000 Gen 5
-
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 91 FMI 2 (CPC) Erratic Data
DD13 EPA07 (2007-09) -
Allison 3000 & 4000 Gen 4 Fault Code: P0880 TCM Power Input Signal
3000 & 4000 Gen 4