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ENGINE ERROR CODES
169304 191 Rev. C
J1939 SPN
Description
J1939
SPN
J1939
FMI
Lamp
Color
Cummins
Engine
Code
Cat
Engine
Code
Cummins / Caterpillar Description
Exhaust Gas
Pressure
1209
3 Amber 2373
Exhaust Gas Pressure Sensor Circuit - Voltage Above Normal, or
Shorted to High Source
4 Amber 2374
Exhaust Gas Pressure Sensor Circuit - Voltage Below Normal, or
Shorted to Low Source
Fuel Pump
Pressurizing
Assembly #1
1347
3 Amber 272
High Fuel Pressure Solenoid Valve Circuit – Voltage Above
Normal, or Shorted to High Source
4 Amber 271
High Fuel Pressure Solenoid Valve Circuit – Voltage Below Normal,
or Shorted to Low Source
5 162 1779 Output current low
6 162 1779 Output current high
7 Amber 281 1779
High Fuel Pressure Solenoid Valve #1 – Mechanical System Not
Responding Properly or Out of Adjustment
Engine Oil
Change
Interval
1378 31 Maint 649
Change Lubricating Oil and Filter – Condition Exists
Auxiliary
Pressure
1388
3 Amber 297
Auxiliary Pressure Sensor Input # 2 Circuit - Voltage Above
Normal, or Shorted to High Source
4 Amber 298
Auxiliary Pressure Sensor Input # 2 Circuit - Voltage Below Normal,
or Shorted to Low Source
14 Red 296 Auxiliary Pressure Sensor Input 1 - Special Instructions
J1939 Error 1484 31 None 211 Additional Auxiliary Diagnostic Codes logged - Condition Exists
Control
Module
Identification
Input State
1563 2 Amber 1256
Control Module Identification Input State Error - Data Erratic,
Intermittent, or Incorrect
Accelerator
Pedal Position
2623
3 Amber 1239
Accelerator Pedal or Lever Position Sensor 2 Circuit - Voltage
Above Normal, or Shorted to High Source
4 Amber 1241
Accelerator Pedal or Lever Position Sensor 2 Circuit - Voltage
Below Normal, or Shorted to Low Source
System
Diagnostic
Code #1
2629 15 None 2347
Turbocharger Compressor Outlet Temperature (Calculated) - Data
Valid but Above Normal Operational Range – Least Severe Level
System
Diagnostic
Code #1
2789 15 None 2346
Turbocharger Turbine Inlet Temperature (Calculated) - Data Valid
but Above Normal Operational Range – Least Severe Level
Coolant
Pressure
2981
3 Amber 2115
Coolant Pressure 2 Circuit - Voltage Above Normal, or Shorted to
High Source
4 Amber 2116
Coolant Pressure 2 Circuit -Voltage Below Normal, or Shorted to
Low Source
18 Amber 2117
Coolant Pressure 2 - Data Valid but Below Normal Operational
Range - Moderately Severe Level
System
Diagnostic
Code # 1
3511
4 Amber 238
Sensor Supply Voltage #3 Circuit – Voltage Below Normal, or
Shorted to Low Source
3 Amber 239
Sensor Supply Voltage #3 Circuit – Voltage Above Normal, or
Shorted to High Source