214603 475 Revision A
Cummins
Fault
Code
J1939
SPN
J1939
FMI
Lamp
J1939 SPN
Description
Cummins Description
66
2374 1209 4 Amber Exhaust gas pressure Exhaust gas pressure sensor circuit —
voltage below normal, or shorted to low
source
338 1267 3
Amber Vehicle accessories
relay driver
Idle shutdown vehicle accessories relay
driver circuit — voltage above normal, or
shorted to high source
339 1267
4 Amber Vehicle accessories
relay driver
Idle shutdown vehicle accessories relay
driver circuit — voltage below normal, or
shorted to low source
272 1347 3 Amber Fuel pump
pressurizing assembly
#1
High fuel pressure solenoid valve circuit —
voltage above normal, or shorted to
high source
271 1347 4 Amber Fuel pump
pressurizing assembly
#1
High fuel pressure solenoid valve circuit —
voltage below normal, or shorted to
low source
281 1347
7
Amber Fuel pump
pressurizing assembly
#1
High fuel pressure solenoid valve #1 —
mechanical system not responding properly
or out of adjustment
497 1377 2 Amber
Switch circuit
Multiple unit synchronization switch circuit
— data erratic, intermittent, or incorrect
649 1378 31 Amber
Blinking
Engine oil change
interval
Change lubricating oil and filter —
condition exists
297 1388 3
Amber Auxiliary pressure
Auxiliary pressure sensor input #2 circuit —
voltage above normal, or shorted to high
source
298 1388 4 Amber Auxiliary pressure
Auxiliary pressure sensor input #2 circuit —
voltage below normal, or shorted to
low source
296 1388 14
Red Auxiliary pressure
Auxiliary pressure sensor input 1 — special
instructions
211 1484 31 None J1939 error Additional auxiliary diagnostic codes logged
— condition exists
1256 1563 2
Amber
Control module
identification input
state
Control module identification input state
error — data erratic, intermittent, or incorrect
1257 1563 2 Red
Control module
identification input
state
Control module identification input state
error — data erratic, intermittent, or incorrect
199 1661
4 Amber
Engine automatic
start lamp
Engine automatic start lamp driver circuit —
voltage above normal, or shorted to
high source
REFERENCE
66. The descriptions of Cummins J1939 SPN codes are subject to change at their discretion.
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