215676
486
Revision A
Cummins
Fault Code
J1939
SPN
J1939
FMI
Lamp
J1939 SPN Description
Cummins Description
70
115
612
2
Red
System diagnostic
code #2
Engine speed/position sensor circuit lost both
of two signals from the magnetic pickup
sensor
—
data erratic, intermittent, or
incorrect
244
623
4
Amber
Red stop lamp
Red stop lamp driver circuit
—
voltage below
normal, or shorted to low source
1117
627
2
Power supply
Power lost with ignition on
—
data erratic,
intermittent, or incorrect
351
627
12
Amber
Controller #1
Injector power supply
—
bad intelligent device
or component
111
629
12
Red
Controller #1
Engine control module critical internal failure
—
bad intelligent device or component
343
629
12
Amber
Controller #1
Engine control module warning internal
hardware failure
—
bad intelligent device or
component
341
630
2
Amber
Calibration memory
Engine control module data lost
—
data erratic,
intermittent, or incorrect
342
630
13
Red
Calibration memory
Electronic calibration code incompatibility
—
out of calibration
2217
630
31
Amber
Calibration memory
ECM program memory (ram) corruption
—
condition exists
2311
633
31
Amber
Fuel control valve #1
Fueling actuator #1 circuit error
—
condition exists
285
639
9
Amber
SAE J1939 datalink
SAE J1939 multiplexing PGN timeout error
—
abnormal update rate
286
639
13
Amber
SAE J1939 datalink
SAE J1939 multiplexing configuration error
—
out of calibration
599
640
14
Red
Engine external
protection input
Auxiliary commanded dual output shutdown
—
special instructions
237
644
2
Amber
External speed input
External speed input (multiple unit
synchronization)
—
data erratic, intermittent,
or incorrect
2377
647
3
Amber
Fan clutch output device
driver
Fan control circuit
—
voltage above normal, or
shorted to high source
245
647
4
Amber
Fan clutch output device
driver
Fan control circuit
—
voltage below normal, or
shorted to low source
322
651
5
Amber
Injector cylinder #01
Injector solenoid cylinder #1 circuit
—
current
below normal, or open circuit
1139
651
7
Amber
Injector cylinder #01
Injector cylinder #1
—
mechanical system not
responding properly or out of adjustment
331
652
5
Amber
Injector cylinder #02
Injector solenoid cylinder #2 circuit
—
current
below normal, or open circuit
1141
652
7
Amber
Injector cylinder #02
Injector cylinder #2
—
mechanical system not
responding properly or out of adjustment
324
653
5
Amber
Injector cylinder #03
Injector solenoid cylinder #3 circuit
—
current
below normal, or open circuit
70. The descriptions of Cummins J1939 SPN codes are subject to change at their discretion.