J1939
SPN
J1939
FMI
Lamp
Fault
Code
J1939 SPN Description
Cummins Description
3
Amber
4164
Aftertreatment selective
catalytic reduction
temperature sensor
module
Aftertreatment selective catalytic reduction
temperature sensor module – voltage above
normal, or shorted to high source
4
Amber
4165
Aftertreatment selective
catalytic reduction
temperature sensor
module
Aftertreatment selective catalytic reduction
temperature sensor module – voltage below
normal, or shorted to low source
9
Amber
4152
Aftertreatment selective
catalytic reduction
temperature sensor
module
Aftertreatment selective catalytic reduction
temperature sensor module – abnormal update
rate
11
Amber
4261
Aftertreatment selective
catalytic reduction
temperature sensor
module
Aftertreatment selective catalytic reduction
temperature sensor module – root cause not
known
12
Amber
4159
Aftertreatment selective
catalytic reduction
temperature sensor
module
Aftertreatment selective catalytic reduction
temperature sensor module – bad intelligent
device or component
5743
16
Amber
4166
Aftertreatment selective
catalytic reduction
temperature sensor
module
Aftertreatment selective catalytic reduction
temperature sensor module – data valid but above
normal
3
Amber
4168
Aftertreatment 1 diesel
exhaust
fl
uid supply
module heater
Aftertreatment 1 diesel exhaust
fl
uid supply module
heater – voltage above normal, or shorted to high
4
Amber
4169
Aftertreatment 1 diesel
exhaust
fl
uid supply
module heater
Aftertreatment 1 diesel exhaust
fl
uid supply
module heater – voltage below normal, or shorted
to low source
5745
18
Amber
4171
Aftertreatment 1 diesel
exhaust
fl
uid supply
module heater
Aftertreatment 1 diesel exhaust
fl
uid supply
module heater – data valid but below normal
operating range
3
Amber
4155
Aftertreatment 1 diesel
exhaust
fl
uid supply
module heater relay
Aftertreatment 1 diesel exhaust
fl
uid supply
module heater relay – voltage above normal, or
shorted to high source
5746
4
Amber
4156
Aftertreatment 1 diesel
exhaust
fl
uid supply
module heater relay
Aftertreatment 1 diesel exhaust
fl
uid supply
module heater relay – voltage below normal, or
shorted to low source
5798
10
Amber
4251
Aftertreatment 1
diesel exhaust
fl
uid
supply module heater
temperature
Aftertreatment 1 diesel exhaust
fl
uid supply module
heater temperature – abnormal rate of change
214053
462
Revision A
Summary of Contents for M1240
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