Fault
SPN
FMI
Code
1843
101
3
1844
101
4
1847
110
14
1852
97
16
1861
3217
2
1866
411
2
1867
412
2
1879
3251
3
1881
3251
4
1883
3251
2
1885
3216
4
1887
3226
4
1893
2791
9
1896
2791
13
1898
641
13
1921
3251
16
D 23 56
Diesel Engine Failure-Codes chart
SPN
Lamp
Description
Engine
Amber
Crankcase
Pressure
Engine
Amber
Crankcase
Pressure
Engine Coolant
Red
Temperature
Water In Fuel
Amber
Indicator
Aftertreatment 1
Amber
Intake O2
Engine Exhaust
Gas
Amber
Recirculation 1
Differential
Pressure
Engine Exhaust
Gas
Amber
Recirculation 1
Temperature
Aftertreatment 1
Diesel Particulate
Amber
Filter Differential
Pressure
Aftertreatment 1
Diesel Particulate
Amber
Filter Differential
Pressure
Aftertreatment 1
Diesel Particulate
Amber
Filter Differential
Pressure
Aftertreatment 1
Amber
Intake Nox
Aftertreatment 1
Amber
Outlet NOx
Engine Exhaust
Gas Recirculation
Amber
1 (EGR1) Valve
Control
Engine Exhaust
Gas Recirculation
Amber
1 (EGR1) Valve
Control
Engine Variable
Amber
Geometry Turbo-
charger Actuator #1
Aftertreatment 1
Diesel Particulate
Amber
Filter Differential
Pressure
Cumins Description
Crankcase Pressure Circuit -
Voltage above normal, or shorted to high source
Crankcase Pressure Circuit -
Voltage below normal, or shorted to low source
Engine Coolant Temperature - Special Instructions
Water in Fuel Indicator - Data Valid
But Above Normal Operating Range - Moderately Severe Level
Aftertreatment Intake Oxygen
Sensor - Data erratic, intermittent or incorrect
Exhaust Gas Recirculation Differential Pressure - Data erratic, inter-
mittent or incorrect
Exhaust Gas Recirculation Temperature - Data erratic, intermittent or
incorrect
Aftertreatment Diesel Particulate Filter Differential Pressure Sensor
Circuit - Voltage above normal
Aftertreatment Diesel Particulate Filter Differential Pressure Sensor
Circuit - Voltage below normal
Aftertreatment Diesel Particulate Filter Differential Pressure Sensor -
Data erratic, intermittent or incorrect
Aftertreatment 1 Intake NOx Sensor
Circuit - Voltage below normal, or shorted to low source
Aftertreatment 1 Outlet NOx Sensor
Circuit - Voltage below normal, or shorted to low source
EGR Valve Control Circuit - Abnormal update rate
EGR Valve Controller - Out of
Calibration
VGT Actuator Controller - Out of
Calibration
Aftertreatment Diesel Particulate
Filter Differential Pressure - Data
Valid But Above Normal Operating Range