215676 487 Revision A
Cummins
Fault Code
J1939
SPN
J1939
FMI
Lamp
J1939 SPN Description Cummins Description
71
1142 653
7
Amber Injector cylinder #03 Injector cylinder #3 — mechanical system not
responding properly or out of adjustment
332 654
5
Amber Injector cylinder #04 Injector solenoid cylinder #4 circuit — current
below normal, or open circuit
1143 654
7
Amber Injector cylinder #04 Injector cylinder #4 — mechanical system not
responding properly or out of adjustment
323 655
5
Amber Injector cylinder #05 Injector solenoid cylinder #5 circuit — current
below normal, or open circuit
1144
655
7
Amber Injector cylinder #05 Injector cylinder #5 — mechanical system not
responding properly or out of adjustment
325 656
5
Amber Injector cylinder #06 Injector solenoid cylinder #6 circuit — current
below normal, or open circuit
1145 656
7
Amber Injector cylinder #06 Injector cylinder #6 — mechanical system not
responding properly or out of adjustment
584 677 3
Amber Starter solenoid lockout
relay driver circuit
Starter relay circuit — voltage above normal, or
shorted to high source
585 677
4
Amber Starter solenoid lockout
relay driver circuit
Starter relay circuit — voltage below normal, or
shorted to low source
2557 697 3
Amber Auxiliary PWM driver #1 Auxiliary PWM driver #1 — voltage above
normal, or shorted to high source
2558 697
4
Amber Auxiliary PWM driver #1 Auxiliary PWM driver #1 — voltage below
normal, or shorted to low source
527 702 3
Amber Circuit — voltage
Auxiliary input/output 2 circuit — voltage
above normal, or shorted to high source
529 703 3
Amber Circuit — voltage
Auxiliary input/output 3 circuit — voltage
above normal, or shorted to high source
779 703
11
Amber Auxiliary equipment
sensor input
Warning auxiliary equipment sensor input #3
(OEM switch) — root cause not known
2195 703
14
Red
Auxiliary equipment
sensor
Auxiliary equipment sensor input 3 engine
protection critical —
special instructions
778 723 2
Amber Engine speed sensor #2
Engine speed sensor (camshaft) error — data
erratic, intermittent, or incorrect
2322 723 2
None
Engine speed sensor #2
Engine speed/position sensor #2 — data
erratic, intermittent, or incorrect
731 723
7
Amber
Engine speed sensor #2
Engine speed/position #2 mechanical
misalignment between camshaft and
crankshaft sensors — mechanical system not
responding properly or out of adjustment
2555 729 3
Amber Inlet air heater driver #1 Intake air heater #1 circuit — voltage above
normal, or shorted to high source
2556 729
4
Amber Inlet air heater driver #1 Intake air heater #1 circuit — voltage below
normal, or shorted to low source
2426 730 3
None
Intake air heater #2 Intake air heater 2 circuit — voltage above
normal, or shorted to high source
REFERENCE
71. The descriptions of Cummins J1939 SPN codes are subject to change at their discretion.