Heavy Equipment Fault Codes

1,480 codes
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All Caterpillar (1,290) Komatsu (57) John Deere (52) Volvo (43) Doosan (21) JCB (9) Case (8)
Code Brand Model Error / Alarm Type Severity Action
CID-76-FMI-2 Caterpillar CAT Electronic Control Module Caterpillar CID 76 FMI 2 - Fuel Injection Timing: Data Erratic, Intermittent, or Incorrect heavy-equipment Major View →
CID-186-FMI-2 Caterpillar CAT Electronic Control Module Caterpillar CID 186 FMI 2 - Attachment Speed: Data Erratic, Intermittent, or Incorrect heavy-equipment Minor View →
CID-152-FMI-4 Caterpillar CAT Electronic Control Module Caterpillar CID 152 FMI 4 - GPS Satellites: Voltage Below Normal, or Shorted to Low Source heavy-equipment Minor View →
314-18 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 314 FMI 18 - Hydraulic Oil Filter Bypass Switch Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
CID-101-FMI-4 Caterpillar CAT Electronic Control Module Caterpillar CID 101 FMI 4 - Percent Engine Load: Voltage Below Normal, or Shorted to Low Source heavy-equipment Minor View →
256-8 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 256 FMI 8 - Fuel Injector (Cylinder 6) Abnormal Frequency/Pulse Width heavy-equipment Major View →
10-6 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 10 FMI 6 - Fuel Pressure Sensor Current Above Normal/Grounded Circuit heavy-equipment Major View →
172-5 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 172 FMI 5 - Fuel Injection Actuation Pressure (High) Current Below Normal/Open Circuit heavy-equipment Major View →
241-5 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 241 FMI 5 - Engine Speed-Timing Sensor (Camshaft) Current Below Normal/Open Circuit heavy-equipment Major View →
40-13 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 40 FMI 13 - Engine Oil Level Sensor Out of Calibration heavy-equipment Minor View →
93-5 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 93 FMI 5 - Fuel Injection Pump Solenoid Current Below Normal/Open Circuit heavy-equipment Major View →
55-1 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 55 FMI 1 - Injection Actuation Pressure Control Valve (Current) Data Valid But Below Normal Range heavy-equipment Major View →
CID-112-FMI-2 Caterpillar CAT Electronic Control Module Caterpillar CID 112 FMI 2 - Power Train Oil Filter Differential Pressure: Data Erratic, Intermittent, or Incorrect heavy-equipment Minor View →
61-17 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 61 FMI 17 - Alternator (Field Current) Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
16-4 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 16 FMI 4 - Engine Oil Pressure Sensor Voltage Below Normal/Shorted Low heavy-equipment Major View →
CID-144-FMI-5 Caterpillar CAT Electronic Control Module Caterpillar CID 144 FMI 5 - Swing Angle: Current Below Normal, or Open Circuit heavy-equipment Minor View →
CID-24-FMI-4 Caterpillar 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-181-FMI-3 Caterpillar CAT Electronic Control Module Caterpillar CID 181 FMI 3 - Auxiliary Hydraulic Pressure: Voltage Above Normal, or Shorted to High Source heavy-equipment Minor View →
1-15 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 1 FMI 15 - Mechanical Engine Speed Sensor Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
CID-50-FMI-1 Caterpillar CAT Electronic Control Module Caterpillar CID 50 FMI 1 - Particulate Trap Differential Pressure: Data Valid But Below Normal Operational Range heavy-equipment Major View →
78-5 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 78 FMI 5 - Engine Speed-Timing Sensor (Crankshaft) Current Below Normal/Open Circuit heavy-equipment Major View →
CID-71-FMI-2 Caterpillar CAT Electronic Control Module Caterpillar CID 71 FMI 2 - Idle Time: Data Erratic, Intermittent, or Incorrect heavy-equipment Minor View →
CID-148-FMI-6 Caterpillar CAT Electronic Control Module Caterpillar CID 148 FMI 6 - GPS Position Longitude: Current Above Normal, or Grounded Circuit heavy-equipment Minor View →
CID-57-FMI-4 Caterpillar CAT Electronic Control Module Caterpillar CID 57 FMI 4 - DEF Quality/Concentration: Voltage Below Normal, or Shorted to Low Source heavy-equipment Major View →
94-5 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 94 FMI 5 - Engine Speed-Timing Sensor (Injection Pump) Current Below Normal/Open Circuit heavy-equipment Major View →
37-2 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 37 FMI 2 - Crankcase Pressure Sensor Data Erratic/Intermittent heavy-equipment Minor View →
CID-170-FMI-2 Caterpillar CAT Electronic Control Module Caterpillar CID 170 FMI 2 - Cruise Control Switch: Data Erratic, Intermittent, or Incorrect heavy-equipment Minor View →
381-1 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 381 FMI 1 - Engine Air Filter Restriction Switch Data Valid But Below Normal Range heavy-equipment Major View →
CID-79-FMI-13 Caterpillar CAT Electronic Control Module Caterpillar CID 79 FMI 13 - Engine Speed Sensor: Out of Calibration heavy-equipment Critical View →
CID-72-FMI-4 Caterpillar CAT Electronic Control Module Caterpillar CID 72 FMI 4 - PTO Speed: Voltage Below Normal, or Shorted to Low Source heavy-equipment Minor View →
415-3 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 415 FMI 3 - Engine Oil Level (Low) Voltage Above Normal/Shorted High heavy-equipment Major View →
4-18 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 4 FMI 18 - Engine Coolant Temperature Sensor Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
93-0 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 93 FMI 0 - Fuel Injection Pump Solenoid Data Valid But Above Normal Range heavy-equipment Major View →
1-6 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 1 FMI 6 - Mechanical Engine Speed Sensor Current Above Normal/Grounded Circuit heavy-equipment Major View →
CID-136-FMI-4 Caterpillar CAT Electronic Control Module Caterpillar CID 136 FMI 4 - Stick Position Sensor: Voltage Below Normal, or Shorted to Low Source heavy-equipment Minor View →
CID-105-FMI-1 Caterpillar CAT Electronic Control Module Caterpillar CID 105 FMI 1 - Fan Speed: Data Valid But Below Normal Operational Range heavy-equipment Minor View →
42-5 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 42 FMI 5 - Engine Oil Temperature Sensor Current Below Normal/Open Circuit heavy-equipment Major View →
CID-178-FMI-3 Caterpillar CAT Electronic Control Module Caterpillar CID 178 FMI 3 - Thumb Mode Switch: Voltage Above Normal, or Shorted to High Source heavy-equipment Minor View →
17-3 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 17 FMI 3 - Alternator (Battery Voltage) Voltage Above Normal/Shorted High heavy-equipment Major View →
3-2 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 3 FMI 2 - Injection Actuation Pressure Sensor Data Erratic/Intermittent heavy-equipment Minor View →
58-6 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 58 FMI 6 - Analog Temperature Sensor Current Above Normal/Grounded Circuit heavy-equipment Major View →
CID-113-FMI-5 Caterpillar CAT Electronic Control Module Caterpillar CID 113 FMI 5 - Axle Oil Temperature: Current Below Normal, or Open Circuit heavy-equipment Minor View →
CID-82-FMI-6 Caterpillar CAT Electronic Control Module Caterpillar CID 82 FMI 6 - Fuel Injection Quantity: Current Above Normal, or Grounded Circuit heavy-equipment Major View →
CID-35-FMI-2 Caterpillar CAT Electronic Control Module Caterpillar CID 35 FMI 2 - Hydraulic Fan Solenoid: Data Erratic, Intermittent, or Incorrect heavy-equipment Major View →
168-0 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 168 FMI 0 - Engine ECM Data Valid But Above Normal Range heavy-equipment Major View →
52-1 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 52 FMI 1 - Injection Actuation Pressure Sensor (Rail) Data Valid But Below Normal Range heavy-equipment Major View →
431-0 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 431 FMI 0 - Brake Fluid Level (Low) Data Valid But Above Normal Range heavy-equipment Major View →
CID-33-FMI-8 Caterpillar CAT Electronic Control Module Caterpillar CID 33 FMI 8 - Hydraulic Oil Temperature: Abnormal Frequency, Pulse Width, or Period heavy-equipment Major View →
CID-33-FMI-5 Caterpillar CAT Electronic Control Module Caterpillar CID 33 FMI 5 - Hydraulic Oil Temperature: Current Below Normal, or Open Circuit heavy-equipment Major View →
391-13 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 391 FMI 13 - Hydraulic Oil Temperature Sensor Out of Calibration heavy-equipment Minor View →
37-1 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 37 FMI 1 - Crankcase Pressure Sensor Data Valid But Below Normal Range heavy-equipment Major View →
CID-82-FMI-3 Caterpillar CAT Electronic Control Module Caterpillar CID 82 FMI 3 - Fuel Injection Quantity: Voltage Above Normal, or Shorted to High Source heavy-equipment Major View →
227-15 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 227 FMI 15 - Injection Actuation Pressure (Low) Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
CID-14-FMI-6 Caterpillar CAT Electronic Control Module Caterpillar CID 14 FMI 6 - Fuel Rail Pressure: Current Above Normal, or Grounded Circuit heavy-equipment Critical View →
3-3 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 3 FMI 3 - Injection Actuation Pressure Sensor Voltage Above Normal/Shorted High heavy-equipment Major View →
E3002 Caterpillar C15 Engine Caterpillar C15 Engine Error Code E3002 heavy-equipment Major View →
E3003 Caterpillar C15 Engine Caterpillar C15 Engine Error Code E3003 heavy-equipment Major View →
E3004 Caterpillar C15 Engine Caterpillar C15 Engine Error Code E3004 heavy-equipment Critical View →
381-4 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 381 FMI 4 - Engine Air Filter Restriction Switch Voltage Below Normal/Shorted Low heavy-equipment Major View →
E3205 Caterpillar 320 Excavator Caterpillar 320 Excavator Error Code E3205 heavy-equipment Minor View →
CID-17-FMI-5 Caterpillar CAT Electronic Control Module Caterpillar CID 17 FMI 5 - Fuel Injector #3: Current Below Normal, or Open Circuit heavy-equipment Major View →
CID-175-FMI-4 Caterpillar CAT Electronic Control Module Caterpillar CID 175 FMI 4 - Hammer Mode Switch: Voltage Below Normal, or Shorted to Low Source heavy-equipment Minor View →
CID-19-FMI-13 Caterpillar CAT Electronic Control Module Caterpillar CID 19 FMI 13 - Fuel Injector #5: Out of Calibration heavy-equipment Major View →
10-15 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 10 FMI 15 - Fuel Pressure Sensor Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
411-6 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 411 FMI 6 - Radiator Coolant Level (Low) Current Above Normal/Grounded Circuit heavy-equipment Major View →
256-5 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 256 FMI 5 - Fuel Injector (Cylinder 6) Current Below Normal/Open Circuit heavy-equipment Major View →
CID-64-FMI-6 Caterpillar CAT Electronic Control Module Caterpillar CID 64 FMI 6 - Engine Brake Solenoid #1: Current Above Normal, or Grounded Circuit heavy-equipment Major View →
261-18 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 261 FMI 18 - Fuel Pressure (High) Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
CID-99-FMI-5 Caterpillar CAT Electronic Control Module Caterpillar CID 99 FMI 5 - Fuel Rate: Current Below Normal, or Open Circuit heavy-equipment Minor View →
17-1 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 17 FMI 1 - Alternator (Battery Voltage) Data Valid But Below Normal Range heavy-equipment Major View →
431-15 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 431 FMI 15 - Brake Fluid Level (Low) Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
44-8 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 44 FMI 8 - Engine Warning Indicator Abnormal Frequency/Pulse Width heavy-equipment Major View →
94-1 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 94 FMI 1 - Engine Speed-Timing Sensor (Injection Pump) Data Valid But Below Normal Range heavy-equipment Major View →
CID-55-FMI-0 Caterpillar CAT Electronic Control Module Caterpillar CID 55 FMI 0 - DEF Tank Temperature: Data Valid But Above Normal Operational Range heavy-equipment Minor View →
CID-155-FMI-1 Caterpillar CAT Electronic Control Module Caterpillar CID 155 FMI 1 - Theft Deterrent System: Data Valid But Below Normal Operational Range heavy-equipment Major View →
82-18 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 82 FMI 18 - Throttle Position Sensor (PWM) Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
31-13 Caterpillar Caterpillar Heavy Equipment Caterpillar CID 31 FMI 13 - Engine Speed-Timing Sensor (Secondary) Out of Calibration heavy-equipment Minor View →