All Diesel Fault Codes
Browse 2,010 diesel fault codes organized by system.
other (2010)
CUMMINS-111 critical
ECM Critical Internal Failure
CUMMINS-1139 moderate
Injector Cylinder #1 Circuit - Current Below Normal
CUMMINS-1140 moderate
Injector Cylinder #2 Circuit - Current Below Normal
CUMMINS-1141 moderate
Injector Cylinder #3 Circuit - Current Below Normal
CUMMINS-1142 moderate
Injector Cylinder #4 Circuit - Current Below Normal
CUMMINS-1143 moderate
Injector Cylinder #5 Circuit - Current Below Normal
CUMMINS-1144 moderate
Injector Cylinder #6 Circuit - Current Below Normal
CUMMINS-1145 moderate
Injector Cylinder #1 Circuit - Current Above Normal
CUMMINS-1146 moderate
Injector Cylinder #2 Circuit - Current Above Normal
CUMMINS-1147 moderate
Injector Cylinder #3 Circuit - Current Above Normal
CUMMINS-1148 moderate
Injector Cylinder #4 Circuit - Current Above Normal
CUMMINS-1149 moderate
Injector Cylinder #5 Circuit - Current Above Normal
CUMMINS-115 critical
Engine Magnetic Speed/Position Lost Both of Two Signals
CUMMINS-1150 moderate
Injector Cylinder #6 Circuit - Current Above Normal
CUMMINS-121 moderate
Intake Manifold Pressure Sensor Circuit - Data Valid But Below Normal
CUMMINS-122 moderate
Intake Manifold Pressure Sensor Circuit - Voltage Above Normal
CUMMINS-123 moderate
Intake Manifold Pressure Sensor Circuit - Voltage Below Normal
CUMMINS-1239 moderate
Fuel Delivery Pressure Sensor Circuit - Data Erratic
CUMMINS-124 moderate
Intake Manifold Pressure Data Valid But Above Normal Operational Range
CUMMINS-1242 moderate
Fuel Delivery Pressure Sensor Circuit - Voltage Above Normal
CUMMINS-1243 moderate
Fuel Delivery Pressure Sensor Circuit - Voltage Below Normal
CUMMINS-1256 moderate
Fuel Delivery Pressure Low - Data Valid But Below Normal
CUMMINS-1257 moderate
Fuel Delivery Pressure - Data Valid But Above Normal
CUMMINS-131 moderate
Accelerator Pedal or Lever Position Sensor 1 Circuit - Voltage Above Normal
CUMMINS-1311 moderate
Injector Cylinder #2 - Current Low (Alt Code)
CUMMINS-1317 low
OEM Pressure/Temperature Switch Input Open Circuit
CUMMINS-132 moderate
Accelerator Pedal or Lever Position Sensor 1 Circuit - Voltage Below Normal
CUMMINS-1321 low
OEM Pressure/Temperature Switch Input Short Circuit
CUMMINS-133 moderate
Remote Accelerator Pedal Position Sensor Circuit - Voltage Above Normal
CUMMINS-134 moderate
Remote Accelerator Pedal Position Sensor Circuit - Voltage Below Normal
CUMMINS-135 moderate
Oil Pressure Sensor Circuit - Voltage Above Normal
CUMMINS-141 moderate
Oil Pressure Sensor Circuit - Voltage Below Normal
CUMMINS-143 critical
Oil Pressure Low - Warning
CUMMINS-144 moderate
Coolant Temperature Sensor Circuit - Voltage Above Normal
CUMMINS-145 moderate
Coolant Temperature Sensor Circuit - Voltage Below Normal
CUMMINS-146 moderate
Engine Coolant Temperature High - Warning
CUMMINS-151 critical
Engine Coolant Temperature High - Critical
CUMMINS-153 moderate
Intake Manifold Temperature Sensor Circuit - Voltage Above Normal
CUMMINS-154 moderate
Intake Manifold Temperature Sensor Circuit - Voltage Below Normal
CUMMINS-155 moderate
Intake Manifold Temperature High - Critical
CUMMINS-1569 moderate
Fuel Derate - DPF Regeneration Disabled
CUMMINS-1663 critical
Aftertreatment 1 Diesel Oxidation Catalyst Missing
CUMMINS-1664 critical
Aftertreatment 1 Diesel Particulate Filter Missing
CUMMINS-1665 moderate
Aftertreatment 1 DPF Intake Pressure Sensor Circuit - Voltage Above Normal
CUMMINS-1666 moderate
Aftertreatment 1 DPF Intake Pressure Sensor Circuit - Voltage Below Normal
CUMMINS-1667 moderate
Aftertreatment 1 DPF Outlet Pressure Sensor Circuit - Voltage Above Normal
CUMMINS-1668 moderate
Aftertreatment 1 DPF Outlet Pressure Sensor Circuit - Voltage Below Normal
CUMMINS-1669 moderate
Aftertreatment 1 DOC Intake Temperature Sensor - Voltage Above Normal
CUMMINS-1671 moderate
Aftertreatment 1 DPF Outlet Temperature Sensor - Voltage Above Normal
CUMMINS-1672 moderate
Aftertreatment 1 DPF Outlet Temperature Sensor - Voltage Below Normal
CUMMINS-1673 moderate
Aftertreatment 1 DOC Outlet Temperature Sensor - Voltage Above Normal
CUMMINS-1674 moderate
Aftertreatment 1 DOC Outlet Temperature Sensor - Voltage Below Normal
CUMMINS-1675 moderate
Aftertreatment 1 DPF Differential Pressure - Voltage Above Normal
CUMMINS-1676 moderate
Aftertreatment 1 DPF Differential Pressure - Voltage Below Normal
CUMMINS-1677 moderate
Aftertreatment 1 DPF Differential Pressure - Data Valid But Above Normal
CUMMINS-1678 moderate
Aftertreatment 1 DPF Intake Pressure - Data Valid But Above Normal
CUMMINS-1679 critical
Aftertreatment SCR Operator Inducement Severity
CUMMINS-1681 moderate
Aftertreatment 1 SCR Intake Temperature - Voltage Above Normal
CUMMINS-1682 moderate
Aftertreatment 1 SCR Intake Temperature - Voltage Below Normal
CUMMINS-1683 moderate
Aftertreatment 1 SCR Outlet Temperature - Voltage Above Normal