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CAT Fault Codes List: 101-1 to 1098

Page 2 of 83 of the full CAT fault code list (8,255 codes). Each entry is the code as the machine reports it and what the manufacturer data says it means.

CAT codes 101-1 to 1098

  • 101-1Engine Crankcase Pressure : Low - Moderate Severity (2)
  • 101-11Engine Crankcase Pressure : High - Moderate Severity (2)
  • 1012Front Brake Solenoid
  • 101-3Engine Crankcase Pressure : Voltage Above Normal
  • 101-4Engine Crankcase Pressure : Voltage Below Normal
  • 1015Rear Brake Solenoid
  • 1016Rear Brake Proportional Solenoid
  • 1017Rear Brake Supply Solenoid
  • 1018Steering Resolver Angle Sensor
  • 1019Secondary Steering Resolver Angle Sensor
  • 102IMP signal does not agree with BARO
  • 1020Front Brake Cooling Filter Sensor
  • 102-00Excessive Boost Pressure
  • 102-04Boost Pressure voltage low
  • 102-1Engine Intake Manifold #1 Pressure : Low - Moderate Severity (2)
  • 102-10Engine Intake Manifold #1 Pressure : Abnormal Rate of Change
  • 102-2Boost Pressure signal erratic
  • 102-3Engine Intake Manifold #1 Pressure : Voltage Above Normal
  • 102-4Engine Intake Manifold #1 Pressure : Voltage Below Normal
  • 1025Left Steering Pump Pressure Sensor
  • 1026Steering Return to Tank Filter Sensor
  • 102-7Boost Pressure not responding
  • 1028Power Supply Control 1
  • 1029Power Supply Control 2
  • 103Turbocharger 1 speed fault.
  • 1030Power Supply Control 3
  • 103114 VDC Radio Power
  • 103-11Engine Turbocharger 1 Speed : High - Moderate Severity (2)
  • 103214 VDC Main Power
  • 10335 VDC Keyboard Power
  • 1034Pitch Forward Switch
  • 1035GPS Receiver
  • 1036Function Keys
  • 103-8Engine Turbocharger 1 Speed : Abnormal Frequency, Pulse Width, or Period
  • 1039Governor Adjust PWM Output
  • 104Turbocharger lube oil pressure low.
  • 1041Aftertreatment Regeneration Device Air Pressure Control Actuator Not Responding To
  • 1043Cylinder #1 Firing Signal
  • 1044102 16 135 Intake Manifold pressure sensor Pressure
  • 1045Brake Light Switch #1 Malfunction
  • 1046Brake Light Switch #2 Malfunction
  • 1047Electronic Pressure Control Axle 1 Fault
  • 1048Pneumatic Back-up Pressure Control Axle 1 Fault
  • 1049Brake Pressure Sensing Axle #1 Fault
  • 105IMT signal does not agree with other sensors
  • 105-0Engine Intake Manifold 1 Temperature : High - Least Severe (1)
  • 105-00High Intake Manifold Air Temperature Warning
  • 105-03Intake Manifold Air Temperature Sensor Open Circuit
  • 105-04Intake Manifold Air Temperature Sensor Short Circuit
  • 1051Pneumatic Back-up Pressure Control Axle 2 Fault
  • 105-11Engine Intake Manifold 1 Temperature : High - Moderate Severity (2)
  • 1052Brake Pressure Sensing Axle #2 Fault
  • 105-3Engine Intake Manifold 1 Temperature : Voltage Above Normal
  • 105-4Engine Intake Manifold 1 Temperature : Voltage Below Normal
  • 1055Brake Pressure Sensing Axle #3 Fault
  • 1056Electronic Pressure Control, Trailer Control Fault
  • 1057Pneumatic Back-up Pressure Control, Trailer Control Fault
  • 1058Brake Pressure Sensing, Trailer Control Fault
  • 1059Axle Load Sensor Fault
  • 1060Lining Wear Sensor Axle 1 Left Fault
  • 1061Lining Wear Sensor Axle 1 Right Fault
  • 1062Lining Wear Sensor Axle 2 Left Fault
  • 1063Lining Wear Sensor Axle 2 Right Fault
  • 1064Lining Wear Sensor Axle 3 Left Fault
  • 1065Lining Wear Sensor Axle 3 Right Fault
  • 1066Autodig Active Lamp
  • 1067Autodig Horn
  • 1068Brake Signal Sensor #2 fault detected.
  • 1069Implement Lift Signal
  • 1070Implement Lower Signal
  • 1071Bucket Rackback Signal
  • 1072ECB1 Control open load/circuit
  • 1073ECB2 Control open load/circuit
  • 1074Engine exhaust brake output fault detected.
  • 1075Electric lift pump for engine fuel supply fault.
  • 1076Fuel control valve in injection pump fault.
  • 1077Fuel injection pump controller fault detected.
  • 1078Fuel injection pump speed/position sensor fault.
  • 1079Sensor supply voltage 1 fault detected.
  • 108BARO signal Out of Range HIGH
  • 1080Sensor supply voltage 2 fault detected.
  • 108-03Barometric Pressure voltage high
  • 108-04Barometric Pressure voltage low
  • 1081WTSL open load/circuit
  • 1082Engine coolant load increase detected.
  • 1086Parking/trailer air pressure fault detected.
  • 1087Service brake air pressure circuit #1 fault.
  • 1088Service brake air pressure circuit #2 fault.
  • 1088-035a. Connect an Electronic Service Tool.
  • 1089Auxiliary equipment supply pressure fault.
  • 109Engine coolant pressure abnormal.
  • 1090Air suspension supply pressure fault detected.
  • 1091Brake application pressure high range fault.
  • 1092Brake application pressure high range fault.
  • 1093Brake application pressure high range fault.
  • 1094Brake application pressure high range fault.
  • 1095Brake application pressure high range fault.
  • 1096Brake application pressure high range fault.
  • 1097Brake application pressure high range fault.
  • 1098Brake application pressure high range fault.
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