Caterpillar Fault Codes

1,290 codes

Product Lines:

EMCP 4.2
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All Generator (1,591) Heavy Equipment (1,290)
Code Model Error / Alarm Category Severity Action
361-3 Caterpillar Heavy Equipment Caterpillar CID 361 FMI 3 - Engine Oil Temperature (High) Voltage Above Normal/Shorted High heavy-equipment Major View →
361-8 Caterpillar Heavy Equipment Caterpillar CID 361 FMI 8 - Engine Oil Temperature (High) Abnormal Frequency/Pulse Width heavy-equipment Major View →
37-0 Caterpillar Heavy Equipment Caterpillar CID 37 FMI 0 - Crankcase Pressure Sensor Data Valid But Above Normal Range heavy-equipment Major View →
37-1 Caterpillar Heavy Equipment Caterpillar CID 37 FMI 1 - Crankcase Pressure Sensor Data Valid But Below Normal Range heavy-equipment Major View →
37-13 Caterpillar Heavy Equipment Caterpillar CID 37 FMI 13 - Crankcase Pressure Sensor Out of Calibration heavy-equipment Minor View →
37-16 Caterpillar Heavy Equipment Caterpillar CID 37 FMI 16 - Crankcase Pressure Sensor Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
37-17 Caterpillar Heavy Equipment Caterpillar CID 37 FMI 17 - Crankcase Pressure Sensor Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
37-2 Caterpillar Heavy Equipment Caterpillar CID 37 FMI 2 - Crankcase Pressure Sensor Data Erratic/Intermittent heavy-equipment Minor View →
37-3 Caterpillar Heavy Equipment Caterpillar CID 37 FMI 3 - Crankcase Pressure Sensor Voltage Above Normal/Shorted High heavy-equipment Major View →
37-4 Caterpillar Heavy Equipment Caterpillar CID 37 FMI 4 - Crankcase Pressure Sensor Voltage Below Normal/Shorted Low heavy-equipment Major View →
37-5 Caterpillar Heavy Equipment Caterpillar CID 37 FMI 5 - Crankcase Pressure Sensor Current Below Normal/Open Circuit heavy-equipment Major View →
37-6 Caterpillar Heavy Equipment Caterpillar CID 37 FMI 6 - Crankcase Pressure Sensor Current Above Normal/Grounded Circuit heavy-equipment Major View →
37-8 Caterpillar Heavy Equipment Caterpillar CID 37 FMI 8 - Crankcase Pressure Sensor Abnormal Frequency/Pulse Width heavy-equipment Major View →
371-0 Caterpillar Heavy Equipment Caterpillar CID 371 FMI 0 - Fuel Filter Differential Pressure Switch Data Valid But Above Normal Range heavy-equipment Major View →
371-1 Caterpillar Heavy Equipment Caterpillar CID 371 FMI 1 - Fuel Filter Differential Pressure Switch Data Valid But Below Normal Range heavy-equipment Major View →
371-13 Caterpillar Heavy Equipment Caterpillar CID 371 FMI 13 - Fuel Filter Differential Pressure Switch Out of Calibration heavy-equipment Minor View →
371-16 Caterpillar Heavy Equipment Caterpillar CID 371 FMI 16 - Fuel Filter Differential Pressure Switch Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
371-17 Caterpillar Heavy Equipment Caterpillar CID 371 FMI 17 - Fuel Filter Differential Pressure Switch Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
371-18 Caterpillar Heavy Equipment Caterpillar CID 371 FMI 18 - Fuel Filter Differential Pressure Switch Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
371-2 Caterpillar Heavy Equipment Caterpillar CID 371 FMI 2 - Fuel Filter Differential Pressure Switch Data Erratic/Intermittent heavy-equipment Minor View →
371-3 Caterpillar Heavy Equipment Caterpillar CID 371 FMI 3 - Fuel Filter Differential Pressure Switch Voltage Above Normal/Shorted High heavy-equipment Major View →
371-5 Caterpillar Heavy Equipment Caterpillar CID 371 FMI 5 - Fuel Filter Differential Pressure Switch Current Below Normal/Open Circuit heavy-equipment Major View →
38-15 Caterpillar Heavy Equipment Caterpillar CID 38 FMI 15 - Fuel Temperature Sensor Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
38-17 Caterpillar Heavy Equipment Caterpillar CID 38 FMI 17 - Fuel Temperature Sensor Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
38-18 Caterpillar Heavy Equipment Caterpillar CID 38 FMI 18 - Fuel Temperature Sensor Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
38-2 Caterpillar Heavy Equipment Caterpillar CID 38 FMI 2 - Fuel Temperature Sensor Data Erratic/Intermittent heavy-equipment Minor View →
38-3 Caterpillar Heavy Equipment Caterpillar CID 38 FMI 3 - Fuel Temperature Sensor Voltage Above Normal/Shorted High heavy-equipment Major View →
38-4 Caterpillar Heavy Equipment Caterpillar CID 38 FMI 4 - Fuel Temperature Sensor Voltage Below Normal/Shorted Low heavy-equipment Major View →
38-8 Caterpillar Heavy Equipment Caterpillar CID 38 FMI 8 - Fuel Temperature Sensor Abnormal Frequency/Pulse Width heavy-equipment Major View →
381-1 Caterpillar Heavy Equipment Caterpillar CID 381 FMI 1 - Engine Air Filter Restriction Switch Data Valid But Below Normal Range heavy-equipment Major View →
381-13 Caterpillar Heavy Equipment Caterpillar CID 381 FMI 13 - Engine Air Filter Restriction Switch Out of Calibration heavy-equipment Minor View →
381-15 Caterpillar Heavy Equipment Caterpillar CID 381 FMI 15 - Engine Air Filter Restriction Switch Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
381-16 Caterpillar Heavy Equipment Caterpillar CID 381 FMI 16 - Engine Air Filter Restriction Switch Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
381-17 Caterpillar Heavy Equipment Caterpillar CID 381 FMI 17 - Engine Air Filter Restriction Switch Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
381-18 Caterpillar Heavy Equipment Caterpillar CID 381 FMI 18 - Engine Air Filter Restriction Switch Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
381-2 Caterpillar Heavy Equipment Caterpillar CID 381 FMI 2 - Engine Air Filter Restriction Switch Data Erratic/Intermittent heavy-equipment Minor View →
381-3 Caterpillar Heavy Equipment Caterpillar CID 381 FMI 3 - Engine Air Filter Restriction Switch Voltage Above Normal/Shorted High heavy-equipment Major View →
381-4 Caterpillar Heavy Equipment Caterpillar CID 381 FMI 4 - Engine Air Filter Restriction Switch Voltage Below Normal/Shorted Low heavy-equipment Major View →
381-5 Caterpillar Heavy Equipment Caterpillar CID 381 FMI 5 - Engine Air Filter Restriction Switch Current Below Normal/Open Circuit heavy-equipment Major View →
381-6 Caterpillar Heavy Equipment Caterpillar CID 381 FMI 6 - Engine Air Filter Restriction Switch Current Above Normal/Grounded Circuit heavy-equipment Major View →
381-8 Caterpillar Heavy Equipment Caterpillar CID 381 FMI 8 - Engine Air Filter Restriction Switch Abnormal Frequency/Pulse Width heavy-equipment Major View →
391-13 Caterpillar Heavy Equipment Caterpillar CID 391 FMI 13 - Hydraulic Oil Temperature Sensor Out of Calibration heavy-equipment Minor View →
391-15 Caterpillar Heavy Equipment Caterpillar CID 391 FMI 15 - Hydraulic Oil Temperature Sensor Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
391-16 Caterpillar Heavy Equipment Caterpillar CID 391 FMI 16 - Hydraulic Oil Temperature Sensor Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
391-17 Caterpillar Heavy Equipment Caterpillar CID 391 FMI 17 - Hydraulic Oil Temperature Sensor Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
391-3 Caterpillar Heavy Equipment Caterpillar CID 391 FMI 3 - Hydraulic Oil Temperature Sensor Voltage Above Normal/Shorted High heavy-equipment Major View →
391-5 Caterpillar Heavy Equipment Caterpillar CID 391 FMI 5 - Hydraulic Oil Temperature Sensor Current Below Normal/Open Circuit heavy-equipment Major View →
4-0 Caterpillar Heavy Equipment Caterpillar CID 4 FMI 0 - Engine Coolant Temperature Sensor Data Valid But Above Normal Range heavy-equipment Major View →
4-1 Caterpillar Heavy Equipment Caterpillar CID 4 FMI 1 - Engine Coolant Temperature Sensor Data Valid But Below Normal Range heavy-equipment Major View →
4-15 Caterpillar Heavy Equipment Caterpillar CID 4 FMI 15 - Engine Coolant Temperature Sensor Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
4-18 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 →
4-3 Caterpillar Heavy Equipment Caterpillar CID 4 FMI 3 - Engine Coolant Temperature Sensor Voltage Above Normal/Shorted High heavy-equipment Major View →
4-4 Caterpillar Heavy Equipment Caterpillar CID 4 FMI 4 - Engine Coolant Temperature Sensor Voltage Below Normal/Shorted Low heavy-equipment Major View →
4-5 Caterpillar Heavy Equipment Caterpillar CID 4 FMI 5 - Engine Coolant Temperature Sensor Current Below Normal/Open Circuit heavy-equipment Major View →
4-6 Caterpillar Heavy Equipment Caterpillar CID 4 FMI 6 - Engine Coolant Temperature Sensor Current Above Normal/Grounded Circuit heavy-equipment Major View →
4-8 Caterpillar Heavy Equipment Caterpillar CID 4 FMI 8 - Engine Coolant Temperature Sensor Abnormal Frequency/Pulse Width heavy-equipment Major View →
40-0 Caterpillar Heavy Equipment Caterpillar CID 40 FMI 0 - Engine Oil Level Sensor Data Valid But Above Normal Range heavy-equipment Major View →
40-13 Caterpillar Heavy Equipment Caterpillar CID 40 FMI 13 - Engine Oil Level Sensor Out of Calibration heavy-equipment Minor View →
40-15 Caterpillar Heavy Equipment Caterpillar CID 40 FMI 15 - Engine Oil Level Sensor Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
40-17 Caterpillar Heavy Equipment Caterpillar CID 40 FMI 17 - Engine Oil Level Sensor Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
40-18 Caterpillar Heavy Equipment Caterpillar CID 40 FMI 18 - Engine Oil Level Sensor Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
40-2 Caterpillar Heavy Equipment Caterpillar CID 40 FMI 2 - Engine Oil Level Sensor Data Erratic/Intermittent heavy-equipment Minor View →
40-4 Caterpillar Heavy Equipment Caterpillar CID 40 FMI 4 - Engine Oil Level Sensor Voltage Below Normal/Shorted Low heavy-equipment Major View →
40-5 Caterpillar Heavy Equipment Caterpillar CID 40 FMI 5 - Engine Oil Level Sensor Current Below Normal/Open Circuit heavy-equipment Major View →
401-13 Caterpillar Heavy Equipment Caterpillar CID 401 FMI 13 - Alternator Not Charging Out of Calibration heavy-equipment Minor View →
401-17 Caterpillar Heavy Equipment Caterpillar CID 401 FMI 17 - Alternator Not Charging Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
401-18 Caterpillar Heavy Equipment Caterpillar CID 401 FMI 18 - Alternator Not Charging Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
401-2 Caterpillar Heavy Equipment Caterpillar CID 401 FMI 2 - Alternator Not Charging Data Erratic/Intermittent heavy-equipment Minor View →
401-3 Caterpillar Heavy Equipment Caterpillar CID 401 FMI 3 - Alternator Not Charging Voltage Above Normal/Shorted High heavy-equipment Major View →
401-4 Caterpillar Heavy Equipment Caterpillar CID 401 FMI 4 - Alternator Not Charging Voltage Below Normal/Shorted Low heavy-equipment Major View →
401-5 Caterpillar Heavy Equipment Caterpillar CID 401 FMI 5 - Alternator Not Charging Current Below Normal/Open Circuit heavy-equipment Major View →
401-6 Caterpillar Heavy Equipment Caterpillar CID 401 FMI 6 - Alternator Not Charging Current Above Normal/Grounded Circuit heavy-equipment Major View →
41-0 Caterpillar Heavy Equipment Caterpillar CID 41 FMI 0 - Air Inlet Heater Relay Data Valid But Above Normal Range heavy-equipment Major View →
41-1 Caterpillar Heavy Equipment Caterpillar CID 41 FMI 1 - Air Inlet Heater Relay Data Valid But Below Normal Range heavy-equipment Major View →
41-15 Caterpillar Heavy Equipment Caterpillar CID 41 FMI 15 - Air Inlet Heater Relay Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
41-16 Caterpillar Heavy Equipment Caterpillar CID 41 FMI 16 - Air Inlet Heater Relay Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
41-17 Caterpillar Heavy Equipment Caterpillar CID 41 FMI 17 - Air Inlet Heater Relay Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →