Caterpillar Fault Codes

1,290 codes

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EMCP 4.2
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All Generator (1,591) Heavy Equipment (1,290)
Code Model Error / Alarm Category Severity Action
CID-2-FMI-6 CAT Electronic Control Module Caterpillar CID 2 FMI 6 - Engine Coolant Temperature: Current Above Normal, or Grounded Circuit heavy-equipment Major View →
CID-20-FMI-0 CAT Electronic Control Module Caterpillar CID 20 FMI 0 - Fuel Injector #6: Data Valid But Above Normal Operational Range heavy-equipment Major View →
CID-20-FMI-4 CAT Electronic Control Module Caterpillar CID 20 FMI 4 - Fuel Injector #6: Voltage Below Normal, or Shorted to Low Source heavy-equipment Major View →
CID-200-FMI-0 CAT Electronic Control Module Caterpillar CID 200 FMI 0 - Work Tool Calibration: Data Valid But Above Normal Operational Range heavy-equipment Minor View →
CID-200-FMI-3 CAT Electronic Control Module Caterpillar CID 200 FMI 3 - Work Tool Calibration: Voltage Above Normal, or Shorted to High Source heavy-equipment Minor View →
CID-21-FMI-1 CAT Electronic Control Module Caterpillar CID 21 FMI 1 - ECM Power Supply: Data Valid But Below Normal Operational Range heavy-equipment Critical View →
CID-21-FMI-2 CAT Electronic Control Module Caterpillar CID 21 FMI 2 - ECM Power Supply: Data Erratic, Intermittent, or Incorrect heavy-equipment Critical View →
CID-21-FMI-3 CAT Electronic Control Module Caterpillar CID 21 FMI 3 - ECM Power Supply: Voltage Above Normal, or Shorted to High Source heavy-equipment Critical View →
CID-21-FMI-4 CAT Electronic Control Module Caterpillar CID 21 FMI 4 - ECM Power Supply: Voltage Below Normal, or Shorted to Low Source heavy-equipment Critical View →
CID-21-FMI-5 CAT Electronic Control Module Caterpillar CID 21 FMI 5 - ECM Power Supply: Current Below Normal, or Open Circuit heavy-equipment Critical View →
CID-22-FMI-2 CAT Electronic Control Module Caterpillar CID 22 FMI 2 - ECM Memory: Data Erratic, Intermittent, or Incorrect heavy-equipment Critical View →
CID-22-FMI-4 CAT Electronic Control Module Caterpillar CID 22 FMI 4 - ECM Memory: Voltage Below Normal, or Shorted to Low Source heavy-equipment Critical View →
CID-23-FMI-6 CAT Electronic Control Module Caterpillar CID 23 FMI 6 - ECM Communication: Current Above Normal, or Grounded Circuit heavy-equipment Major View →
CID-23-FMI-8 CAT Electronic Control Module Caterpillar CID 23 FMI 8 - ECM Communication: Abnormal Frequency, Pulse Width, or Period heavy-equipment Major View →
CID-24-FMI-13 CAT Electronic Control Module Caterpillar CID 24 FMI 13 - CAN Data Link: Out of Calibration heavy-equipment Major View →
CID-24-FMI-4 CAT Electronic Control Module Caterpillar CID 24 FMI 4 - CAN Data Link: Voltage Below Normal, or Shorted to Low Source heavy-equipment Major View →
CID-24-FMI-5 CAT Electronic Control Module Caterpillar CID 24 FMI 5 - CAN Data Link: Current Below Normal, or Open Circuit heavy-equipment Major View →
CID-24-FMI-6 CAT Electronic Control Module Caterpillar CID 24 FMI 6 - CAN Data Link: Current Above Normal, or Grounded Circuit heavy-equipment Major View →
CID-25-FMI-0 CAT Electronic Control Module Caterpillar CID 25 FMI 0 - Sensor Supply Voltage 5V: Data Valid But Above Normal Operational Range heavy-equipment Major View →
CID-25-FMI-1 CAT Electronic Control Module Caterpillar CID 25 FMI 1 - Sensor Supply Voltage 5V: Data Valid But Below Normal Operational Range heavy-equipment Major View →
CID-26-FMI-2 CAT Electronic Control Module Caterpillar CID 26 FMI 2 - Sensor Supply Voltage 8V: Data Erratic, Intermittent, or Incorrect heavy-equipment Major View →
CID-26-FMI-3 CAT Electronic Control Module Caterpillar CID 26 FMI 3 - Sensor Supply Voltage 8V: Voltage Above Normal, or Shorted to High Source heavy-equipment Major View →
CID-27-FMI-4 CAT Electronic Control Module Caterpillar CID 27 FMI 4 - Vehicle Speed: Voltage Below Normal, or Shorted to Low Source heavy-equipment Minor View →
CID-27-FMI-5 CAT Electronic Control Module Caterpillar CID 27 FMI 5 - Vehicle Speed: Current Below Normal, or Open Circuit heavy-equipment Minor View →
CID-28-FMI-4 CAT Electronic Control Module Caterpillar CID 28 FMI 4 - Transmission Output Speed: Voltage Below Normal, or Shorted to Low Source heavy-equipment Major View →
CID-28-FMI-6 CAT Electronic Control Module Caterpillar CID 28 FMI 6 - Transmission Output Speed: Current Above Normal, or Grounded Circuit heavy-equipment Major View →
CID-29-FMI-13 CAT Electronic Control Module Caterpillar CID 29 FMI 13 - Transmission Oil Temperature: Out of Calibration heavy-equipment Major View →
CID-29-FMI-4 CAT Electronic Control Module Caterpillar CID 29 FMI 4 - Transmission Oil Temperature: Voltage Below Normal, or Shorted to Low Source heavy-equipment Major View →
CID-29-FMI-5 CAT Electronic Control Module Caterpillar CID 29 FMI 5 - Transmission Oil Temperature: Current Below Normal, or Open Circuit heavy-equipment Major View →
CID-3-FMI-4 CAT Electronic Control Module Caterpillar CID 3 FMI 4 - Engine Speed/Timing: Voltage Below Normal, or Shorted to Low Source heavy-equipment Critical View →
CID-3-FMI-5 CAT Electronic Control Module Caterpillar CID 3 FMI 5 - Engine Speed/Timing: Current Below Normal, or Open Circuit heavy-equipment Critical View →
CID-3-FMI-6 CAT Electronic Control Module Caterpillar CID 3 FMI 6 - Engine Speed/Timing: Current Above Normal, or Grounded Circuit heavy-equipment Critical View →
CID-30-FMI-0 CAT Electronic Control Module Caterpillar CID 30 FMI 0 - Transmission Oil Pressure: Data Valid But Above Normal Operational Range heavy-equipment Major View →
CID-30-FMI-1 CAT Electronic Control Module Caterpillar CID 30 FMI 1 - Transmission Oil Pressure: Data Valid But Below Normal Operational Range heavy-equipment Major View →
CID-30-FMI-2 CAT Electronic Control Module Caterpillar CID 30 FMI 2 - Transmission Oil Pressure: Data Erratic, Intermittent, or Incorrect heavy-equipment Major View →
CID-30-FMI-4 CAT Electronic Control Module Caterpillar CID 30 FMI 4 - Transmission Oil Pressure: Voltage Below Normal, or Shorted to Low Source heavy-equipment Major View →
CID-31-FMI-1 CAT Electronic Control Module Caterpillar CID 31 FMI 1 - Steering Oil Pressure: Data Valid But Below Normal Operational Range heavy-equipment Minor View →
CID-31-FMI-2 CAT Electronic Control Module Caterpillar CID 31 FMI 2 - Steering Oil Pressure: Data Erratic, Intermittent, or Incorrect heavy-equipment Minor View →
CID-31-FMI-4 CAT Electronic Control Module Caterpillar CID 31 FMI 4 - Steering Oil Pressure: Voltage Below Normal, or Shorted to Low Source heavy-equipment Minor View →
CID-32-FMI-2 CAT Electronic Control Module Caterpillar CID 32 FMI 2 - Brake Oil Pressure: Data Erratic, Intermittent, or Incorrect heavy-equipment Major View →
CID-32-FMI-3 CAT Electronic Control Module Caterpillar CID 32 FMI 3 - Brake Oil Pressure: Voltage Above Normal, or Shorted to High Source heavy-equipment Major View →
CID-32-FMI-4 CAT Electronic Control Module Caterpillar CID 32 FMI 4 - Brake Oil Pressure: Voltage Below Normal, or Shorted to Low Source heavy-equipment Major View →
CID-32-FMI-5 CAT Electronic Control Module Caterpillar CID 32 FMI 5 - Brake Oil Pressure: Current Below Normal, or Open Circuit heavy-equipment Major View →
CID-32-FMI-6 CAT Electronic Control Module Caterpillar CID 32 FMI 6 - Brake Oil Pressure: Current Above Normal, or Grounded Circuit heavy-equipment Major View →
CID-33-FMI-5 CAT Electronic Control Module Caterpillar CID 33 FMI 5 - Hydraulic Oil Temperature: Current Below Normal, or Open Circuit heavy-equipment Major View →
CID-33-FMI-6 CAT Electronic Control Module Caterpillar CID 33 FMI 6 - Hydraulic Oil Temperature: Current Above Normal, or Grounded Circuit heavy-equipment Major View →
CID-33-FMI-8 CAT Electronic Control Module Caterpillar CID 33 FMI 8 - Hydraulic Oil Temperature: Abnormal Frequency, Pulse Width, or Period heavy-equipment Major View →
CID-34-FMI-4 CAT Electronic Control Module Caterpillar CID 34 FMI 4 - Hydraulic Oil Filter: Voltage Below Normal, or Shorted to Low Source heavy-equipment Minor View →
CID-34-FMI-6 CAT Electronic Control Module Caterpillar CID 34 FMI 6 - Hydraulic Oil Filter: Current Above Normal, or Grounded Circuit heavy-equipment Minor View →
CID-34-FMI-8 CAT Electronic Control Module Caterpillar CID 34 FMI 8 - Hydraulic Oil Filter: Abnormal Frequency, Pulse Width, or Period heavy-equipment Minor View →
CID-35-FMI-0 CAT Electronic Control Module Caterpillar CID 35 FMI 0 - Hydraulic Fan Solenoid: Data Valid But Above Normal Operational Range heavy-equipment Major View →
CID-35-FMI-2 CAT Electronic Control Module Caterpillar CID 35 FMI 2 - Hydraulic Fan Solenoid: Data Erratic, Intermittent, or Incorrect heavy-equipment Major View →
CID-35-FMI-3 CAT Electronic Control Module Caterpillar CID 35 FMI 3 - Hydraulic Fan Solenoid: Voltage Above Normal, or Shorted to High Source heavy-equipment Major View →
CID-35-FMI-4 CAT Electronic Control Module Caterpillar CID 35 FMI 4 - Hydraulic Fan Solenoid: Voltage Below Normal, or Shorted to Low Source heavy-equipment Major View →
CID-36-FMI-1 CAT Electronic Control Module Caterpillar CID 36 FMI 1 - Air Conditioning Pressure: Data Valid But Below Normal Operational Range heavy-equipment Minor View →
CID-36-FMI-2 CAT Electronic Control Module Caterpillar CID 36 FMI 2 - Air Conditioning Pressure: Data Erratic, Intermittent, or Incorrect heavy-equipment Minor View →
CID-36-FMI-3 CAT Electronic Control Module Caterpillar CID 36 FMI 3 - Air Conditioning Pressure: Voltage Above Normal, or Shorted to High Source heavy-equipment Minor View →
CID-36-FMI-4 CAT Electronic Control Module Caterpillar CID 36 FMI 4 - Air Conditioning Pressure: Voltage Below Normal, or Shorted to Low Source heavy-equipment Minor View →
CID-36-FMI-5 CAT Electronic Control Module Caterpillar CID 36 FMI 5 - Air Conditioning Pressure: Current Below Normal, or Open Circuit heavy-equipment Minor View →
CID-37-FMI-3 CAT Electronic Control Module Caterpillar CID 37 FMI 3 - Alternator Output: Voltage Above Normal, or Shorted to High Source heavy-equipment Major View →
CID-37-FMI-5 CAT Electronic Control Module Caterpillar CID 37 FMI 5 - Alternator Output: Current Below Normal, or Open Circuit heavy-equipment Major View →
CID-37-FMI-6 CAT Electronic Control Module Caterpillar CID 37 FMI 6 - Alternator Output: Current Above Normal, or Grounded Circuit heavy-equipment Major View →
CID-38-FMI-3 CAT Electronic Control Module Caterpillar CID 38 FMI 3 - Starter Relay: Voltage Above Normal, or Shorted to High Source heavy-equipment Major View →
CID-38-FMI-4 CAT Electronic Control Module Caterpillar CID 38 FMI 4 - Starter Relay: Voltage Below Normal, or Shorted to Low Source heavy-equipment Major View →
CID-38-FMI-6 CAT Electronic Control Module Caterpillar CID 38 FMI 6 - Starter Relay: Current Above Normal, or Grounded Circuit heavy-equipment Major View →
CID-38-FMI-8 CAT Electronic Control Module Caterpillar CID 38 FMI 8 - Starter Relay: Abnormal Frequency, Pulse Width, or Period heavy-equipment Major View →
CID-39-FMI-13 CAT Electronic Control Module Caterpillar CID 39 FMI 13 - Glow Plug Relay: Out of Calibration heavy-equipment Major View →
CID-39-FMI-6 CAT Electronic Control Module Caterpillar CID 39 FMI 6 - Glow Plug Relay: Current Above Normal, or Grounded Circuit heavy-equipment Major View →
CID-39-FMI-8 CAT Electronic Control Module Caterpillar CID 39 FMI 8 - Glow Plug Relay: Abnormal Frequency, Pulse Width, or Period heavy-equipment Major View →
CID-4-FMI-13 CAT Electronic Control Module Caterpillar CID 4 FMI 13 - Fuel Pressure: Out of Calibration heavy-equipment Major View →
CID-4-FMI-4 CAT Electronic Control Module Caterpillar CID 4 FMI 4 - Fuel Pressure: Voltage Below Normal, or Shorted to Low Source heavy-equipment Major View →
CID-4-FMI-6 CAT Electronic Control Module Caterpillar CID 4 FMI 6 - Fuel Pressure: Current Above Normal, or Grounded Circuit heavy-equipment Major View →
CID-40-FMI-0 CAT Electronic Control Module Caterpillar CID 40 FMI 0 - Engine Protection Override: Data Valid But Above Normal Operational Range heavy-equipment Critical View →
CID-40-FMI-1 CAT Electronic Control Module Caterpillar CID 40 FMI 1 - Engine Protection Override: Data Valid But Below Normal Operational Range heavy-equipment Critical View →
CID-40-FMI-2 CAT Electronic Control Module Caterpillar CID 40 FMI 2 - Engine Protection Override: Data Erratic, Intermittent, or Incorrect heavy-equipment Critical View →
CID-40-FMI-3 CAT Electronic Control Module Caterpillar CID 40 FMI 3 - Engine Protection Override: Voltage Above Normal, or Shorted to High Source heavy-equipment Critical View →
CID-41-FMI-1 CAT Electronic Control Module Caterpillar CID 41 FMI 1 - Engine Overspeed: Data Valid But Below Normal Operational Range heavy-equipment Critical View →