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J1939
SPN
J1939
FMI
Lamp
Fault
Code
J1939 SPN Description
Cummins Description
2
Amber
3878
Aftertreatment 1 diesel
exhaust
fl
uid tank 1
quality
Aftertreatment diesel exhaust
fl
uid quality – data
erratic, intermittent or incorrect
3
Amber
1686
Aftertreatment 1 diesel
exhaust
fl
uid tank 1
quality
Aftertreatment diesel exhaust
fl
uid quality sensor
circuit – voltage above normal, or shorted to high
source
4
Amber
1685
Aftertreatment 1 diesel
exhaust
fl
uid tank 1
quality
Aftertreatment diesel exhaust
fl
uid quality sensor
circuit – voltage below normal, or shorted to low
source
5
Amber
4741
Aftertreatment 1 diesel
exhaust
fl
uid tank 1
quality
Aftertreatment diesel exhaust
fl
uid quality sensor
circuit – current below normal or open circuit
6
Amber
4742
Aftertreatment 1 diesel
exhaust
fl
uid tank 1
quality
Aftertreatment diesel exhaust
fl
uid quality sensor
circuit – current above normal or grounded circuit
7
Amber
3876
Aftertreatment 1 diesel
exhaust
fl
uid tank 1
quality
Aftertreatment diesel exhaust
fl
uid quality sensor
– mechanical system not responding or out of
adjustment
9
Amber
3868
Aftertreatment 1 diesel
exhaust
fl
uid tank 1
quality
Aftertreatment diesel exhaust
fl
uid quality –
abnormal update rate
10
Amber
4277
Aftertreatment 1 diesel
exhaust
fl
uid tank 1
quality
Aftertreatment diesel exhaust
fl
uid quality –
abnormal rate of change
11
Amber
1715
Aftertreatment 1 diesel
exhaust
fl
uid tank 1
quality
Aftertreatment diesel exhaust
fl
uid quality – root
cause not known
12
Amber
3877
Aftertreatment 1 diesel
exhaust
fl
uid tank 1
quality
Aftertreatment diesel exhaust
fl
uid quality sensor –
bad intelligent device or component
13
Amber
1714
Aftertreatment 1 diesel
exhaust
fl
uid tank 1
quality
Aftertreatment diesel exhaust
fl
uid quality – out of
calibration
15
None
4842
Aftertreatment diesel
exhaust
fl
uid quality
Aftertreatment diesel exhaust
fl
uid quality – data
valid but above normal operating range – least
severe level
18
Amber
3867
Aftertreatment 1 diesel
exhaust
fl
uid tank 1
quality
Aftertreatment diesel exhaust
fl
uid quality – data
valid but below normal operating range – moderate
severe level
3364
19
Amber
4241
Aftertreatment 1 diesel
exhaust
fl
uid tank 1
quality
Aftertreatment diesel exhaust
fl
uid quality –
received network data in error
214053
454
Revision A
Summary of Contents for M1240
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