214603 468 Revision A
Cummins
Fault
Code
J1939
SPN
J1939
FMI
Lamp
J1939 SPN
Description
Cummins Description
59
235 111 1 Red
Coolant level Coolant level low — data valid but below
normal operational range — most severe
level
422 111 2
Amber
Coolant level Coolant level — data erratic, intermittent, or
incorrect
195 111 3 Amber
Coolant level Coolant level sensor circuit — voltage above
normal, or shorted to high source
196 111
4 Amber
Coolant level Coolant level sensor circuit — voltage below
normal, or shorted to low source
2448 111 17 Amber
Blinking
Coolant level Coolant level — data valid but below normal
operating range — least severe level
197 111 18
Amber
Coolant level Coolant level — data valid but below normal
operational range — moderately severe
level
449 157 0 Red Injector metering rail 1
pressure
Fuel pressure high — data valid but above
normal operational range — moderately
severe level
1911 157 0 Amber Injector metering rail Injector metering rail 1 pressure — data
valid but above normal operational range —
most severe level
224 9 157 1 Amber Injector metering rail 1
pressure
Injector metering rail 1 pressure — data
valid but below normal operational range —
most severe level
554
157 2
Amber
Injector metering rail 1
pressure
Fuel pressure sensor error — data erratic,
intermittent, or incorrect
451 157 3
Amber
Injector metering rail 1
pressure
Injector metering rail #1 pressure sensor
circuit — voltage above normal, or shorted
to high source
452 157
4 Amber
Injector metering rail 1
pressure
Injector metering rail #1 pressure sensor
circuit — voltage below normal, or shorted to
low source
553 157 16 Amber Injector metering rail 1
pressure
Injector metering rail #1 pressure high —
data valid but above normal operational
range — moderately severe level
559 157 18
Amber
Injector metering rail 1
pressure
Injector metering rail #1 pressure low —
data valid but below normal operational
range — moderately severe level
951 166 2 None
Cylinder power Cylinder power imbalance between
cylinders — data erratic, intermittent, or
incorrect
REFERENCE
59. The descriptions of Cummins J1939 SPN codes are subject to change at their discretion.