CUMMINS ENGINE FAULT CODES
6-4
256 171 4 Ambient Air Temperature Sensor Circuit - Voltage Below Normal, or
Shorted to Low Source
261 174 16 Engine Fuel Temperature - Data Valid but Above Normal Operational
Range - Moderately Severe Level
263 174 3 Engine Fuel Temperature Sensor 1 Circuit - Voltage Above Normal, or
Shorted to High Source
265 174 4 Engine Fuel Temperature Sensor 1 Circuit - Voltage Below Normal, or
Shorted to Low Source
212 175 3 Engine Oil Temperature Sensor 1 Circuit - Voltage Above Normal, or
Shorted to High Source
213 175 4 Engine Oil Temperature Sensor 1 Circuit - Voltage Below Normal, or
Shorted to Low Source
214 175 0 Engine Oil Temperature - Data Valid but Above Normal Operational
Range - Most Severe Level
425 175 2 Engine Oil Temperature -Data Erratic, Intermittent, or Incorrect
234 190 0 Engine Speed High - Data Valid but Above Normal Operational Range
- Most Severe Level
689 190 2 Primary Engine Speed Sensor Error ñ Data Erratic, Intermittent, or
Incorrect
2321 190 2 Engine Speed / Position Sensor #1 - Data Erratic, Intermittent, or Incor-
rect
319 251 2 Real Time Clock Power Interrupt - Data Erratic, Intermittent, or Incor-
rect
293 441 3 Auxiliary Temperature Sensor Input # 1 Circuit -Voltage Above Normal,
or Shorted to High Source
294 441 4 Auxiliary Temperature Sensor Input # 1 Circuit -Voltage Below Normal,
or Shorted to Low Source
431 558 2 Data Erratic, Intermittent, or Incorrect
432 558 13 Out of Calibration
551 558 4 Voltage Below Normal, or Shorted to Low Source
238 611 4 Sensor Supply Voltage #3 Circuit ñ Voltage Below Normal, or Shorted
to Low Source
523 611 2 OEM Intermediate (PTO) Speed switch Validation -Data Erratic, Inter-
mittent, or Incorrect
757 611 31 Electronic Control Module data lost - Condition Exists
2185 611 3 Sensor Supply Voltage #4 Circuit ñ Voltage Above Normal, or Shorted
to High Source
2186 611 4 Sensor Supply Voltage #4 Circuit ñ Voltage Below Normal, or Shorted
to Low Source
2292 611 16 Normal Operational Range - Moderately Severe Level
Cummins
Fault Code
These codes
will display on
the console
Cummins Description
J1939
SPN
J1939
FMI
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