“CAT ET 2026 Diagnostic Software” 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) Faulty sensor
Related products
-
Allison 1000 & 2000 Gen 5 Fault Code:P2764 TCC PCS Control Circuit Low
1000 & 2000 Gen 5 -
Allison 1000 & 2000 Gen 5 Fault Code:U0074 CAN Communications BUS 2 Off
1000 & 2000 Gen 5
-
Volvo All Engines (2010 Emissions) Fault Code: SPN 1188 FMI 3 PID: Engine Turbocharger 1 Wastegate Drive
All Engines (2010 Emissions) -
Volvo All Engines (2013 Emissions) Fault Code: P254200 PID: EMS Low Pressure Fuel System Sensor Circuit High
All Engines (2013 Emissions)