Detroit DD13 EPA10 (2010-13) Fault Code: SPN 3226 FMI 2 (ACM) Selective Catalyst Reduction Outlet NOx Sensor – Drift
DESCRIPTION:
Outlet NOx sensor is drifted.
MONITORED PARAMETER:
1. Selective catalyst reduction (SCR) outlet NOx.
2. Engine speed between 1000 to 2000 rpm.
3. Engine load between 25 to 100%.
TYPICAL ENABLING CONDITIONS:
1. SCR temperature greater than 390°C (734°F) for 10 seconds.
2. Inlet NOx to outlet NOx deviation greater than 200 ppm.
MONITOR SEQUENCE:
Once per drive cycle.
EXECUTION FREQUENCY:
Continuous when enabling conditions met.
TYPICAL DURATION:
20 seconds
DASH LAMPS:
None
ENGINE REACTION:
Dosing is disabled.
VERIFICATION:
Parked regeneration
NOTE: If any other EGR codes are active, fix those first.
PROBABLE CAUSES:
1. Check the aftertreatment system for leaks/damage.
2. Perform a high idle regeneration with the metering valve or dosing unit disconnected.
Related products
-
-
-
Allison 1000 & 2000 Gen 4 Fault Codes: P1688 Unmanaged Engine Torque Delivered To TCM Signal
1000 & 2000 Gen 4 $50.00 -
-
Allison 1000 & 2000 Gen 4 Fault Codes: U1041 J1850 (Class 2) ABS Controller State of Health Failure
1000 & 2000 Gen 4 $50.00 -
-
-
-
Allison 1000 & 2000 Gen 4 Fault Codes: U0031 J1850 (Class 2) Serial Data Communication Link Low
1000 & 2000 Gen 4 $50.00 -
-
-
Allison 1000 & 2000 Gen 4 Fault Codes: P2773 Torque Control Request Ignored – ECM/TCM
1000 & 2000 Gen 4 $50.00 -
-
-
Allison 1000 & 2000 Gen 4 Fault Codes: P0876 Transmission Reverse Pressure Switch Circuit Stuck Open
1000 & 2000 Gen 4 $50.00
