Caterpillar Fault Codes

1,377 codes

Product Lines:

EMCP 4.2
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All Generator (1,676) Heavy Equipment (1,377)
Code Model Error / Alarm Category Severity Action
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 →
40-16 Caterpillar Heavy Equipment Caterpillar CID 40 FMI 16 - Engine Oil Level Sensor Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor 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 →
401-0 Caterpillar Heavy Equipment Caterpillar CID 401 FMI 0 - Alternator Not Charging Data Valid But Above Normal Range 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 →
41-18 Caterpillar Heavy Equipment Caterpillar CID 41 FMI 18 - Air Inlet Heater Relay Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
41-3 Caterpillar Heavy Equipment Caterpillar CID 41 FMI 3 - Air Inlet Heater Relay Voltage Above Normal/Shorted High heavy-equipment Major View →
41-6 Caterpillar Heavy Equipment Caterpillar CID 41 FMI 6 - Air Inlet Heater Relay Current Above Normal/Grounded Circuit heavy-equipment Major View →
41-8 Caterpillar Heavy Equipment Caterpillar CID 41 FMI 8 - Air Inlet Heater Relay Abnormal Frequency/Pulse Width heavy-equipment Major View →
411-0 Caterpillar Heavy Equipment Caterpillar CID 411 FMI 0 - Radiator Coolant Level (Low) Data Valid But Above Normal Range heavy-equipment Major View →
411-1 Caterpillar Heavy Equipment Caterpillar CID 411 FMI 1 - Radiator Coolant Level (Low) Data Valid But Below Normal Range heavy-equipment Major View →
411-13 Caterpillar Heavy Equipment Caterpillar CID 411 FMI 13 - Radiator Coolant Level (Low) Out of Calibration heavy-equipment Minor View →
411-16 Caterpillar Heavy Equipment Caterpillar CID 411 FMI 16 - Radiator Coolant Level (Low) Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
411-17 Caterpillar Heavy Equipment Caterpillar CID 411 FMI 17 - Radiator Coolant Level (Low) Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
411-18 Caterpillar Heavy Equipment Caterpillar CID 411 FMI 18 - Radiator Coolant Level (Low) Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
411-2 Caterpillar Heavy Equipment Caterpillar CID 411 FMI 2 - Radiator Coolant Level (Low) Data Erratic/Intermittent heavy-equipment Minor View →
411-4 Caterpillar Heavy Equipment Caterpillar CID 411 FMI 4 - Radiator Coolant Level (Low) Voltage Below Normal/Shorted Low heavy-equipment Major View →
411-6 Caterpillar Heavy Equipment Caterpillar CID 411 FMI 6 - Radiator Coolant Level (Low) Current Above Normal/Grounded Circuit heavy-equipment Major View →
411-8 Caterpillar Heavy Equipment Caterpillar CID 411 FMI 8 - Radiator Coolant Level (Low) Abnormal Frequency/Pulse Width heavy-equipment Major View →
415-15 Caterpillar Heavy Equipment Caterpillar CID 415 FMI 15 - Engine Oil Level (Low) Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
415-16 Caterpillar Heavy Equipment Caterpillar CID 415 FMI 16 - Engine Oil Level (Low) Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
415-18 Caterpillar Heavy Equipment Caterpillar CID 415 FMI 18 - Engine Oil Level (Low) Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
415-2 Caterpillar Heavy Equipment Caterpillar CID 415 FMI 2 - Engine Oil Level (Low) Data Erratic/Intermittent heavy-equipment Minor View →
415-3 Caterpillar Heavy Equipment Caterpillar CID 415 FMI 3 - Engine Oil Level (Low) Voltage Above Normal/Shorted High heavy-equipment Major View →
415-5 Caterpillar Heavy Equipment Caterpillar CID 415 FMI 5 - Engine Oil Level (Low) Current Below Normal/Open Circuit heavy-equipment Major View →
415-6 Caterpillar Heavy Equipment Caterpillar CID 415 FMI 6 - Engine Oil Level (Low) Current Above Normal/Grounded Circuit heavy-equipment Major View →
415-8 Caterpillar Heavy Equipment Caterpillar CID 415 FMI 8 - Engine Oil Level (Low) Abnormal Frequency/Pulse Width heavy-equipment Major View →
42-0 Caterpillar Heavy Equipment Caterpillar CID 42 FMI 0 - Engine Oil Temperature Sensor Data Valid But Above Normal Range heavy-equipment Major View →
42-1 Caterpillar Heavy Equipment Caterpillar CID 42 FMI 1 - Engine Oil Temperature Sensor Data Valid But Below Normal Range heavy-equipment Major View →
42-13 Caterpillar Heavy Equipment Caterpillar CID 42 FMI 13 - Engine Oil Temperature Sensor Out of Calibration heavy-equipment Minor View →
42-15 Caterpillar Heavy Equipment Caterpillar CID 42 FMI 15 - Engine Oil Temperature Sensor Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
42-17 Caterpillar Heavy Equipment Caterpillar CID 42 FMI 17 - Engine Oil Temperature Sensor Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
42-18 Caterpillar Heavy Equipment Caterpillar CID 42 FMI 18 - Engine Oil Temperature Sensor Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
42-2 Caterpillar Heavy Equipment Caterpillar CID 42 FMI 2 - Engine Oil Temperature Sensor Data Erratic/Intermittent heavy-equipment Minor View →
42-3 Caterpillar Heavy Equipment Caterpillar CID 42 FMI 3 - Engine Oil Temperature Sensor Voltage Above Normal/Shorted High heavy-equipment Major View →
42-4 Caterpillar Heavy Equipment Caterpillar CID 42 FMI 4 - Engine Oil Temperature Sensor Voltage Below Normal/Shorted Low heavy-equipment Major View →
42-5 Caterpillar Heavy Equipment Caterpillar CID 42 FMI 5 - Engine Oil Temperature Sensor Current Below Normal/Open Circuit heavy-equipment Major View →
42-6 Caterpillar Heavy Equipment Caterpillar CID 42 FMI 6 - Engine Oil Temperature Sensor Current Above Normal/Grounded Circuit heavy-equipment Major View →
42-8 Caterpillar Heavy Equipment Caterpillar CID 42 FMI 8 - Engine Oil Temperature Sensor Abnormal Frequency/Pulse Width heavy-equipment Major View →
421-0 Caterpillar Heavy Equipment Caterpillar CID 421 FMI 0 - Transmission Oil Level (Low) Data Valid But Above Normal Range heavy-equipment Major View →
421-1 Caterpillar Heavy Equipment Caterpillar CID 421 FMI 1 - Transmission Oil Level (Low) Data Valid But Below Normal Range heavy-equipment Major View →
421-13 Caterpillar Heavy Equipment Caterpillar CID 421 FMI 13 - Transmission Oil Level (Low) Out of Calibration heavy-equipment Minor View →
421-15 Caterpillar Heavy Equipment Caterpillar CID 421 FMI 15 - Transmission Oil Level (Low) Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
421-18 Caterpillar Heavy Equipment Caterpillar CID 421 FMI 18 - Transmission Oil Level (Low) Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
421-2 Caterpillar Heavy Equipment Caterpillar CID 421 FMI 2 - Transmission Oil Level (Low) Data Erratic/Intermittent heavy-equipment Minor View →
421-3 Caterpillar Heavy Equipment Caterpillar CID 421 FMI 3 - Transmission Oil Level (Low) Voltage Above Normal/Shorted High heavy-equipment Major View →
421-4 Caterpillar Heavy Equipment Caterpillar CID 421 FMI 4 - Transmission Oil Level (Low) Voltage Below Normal/Shorted Low heavy-equipment Major View →
421-5 Caterpillar Heavy Equipment Caterpillar CID 421 FMI 5 - Transmission Oil Level (Low) Current Below Normal/Open Circuit heavy-equipment Major View →
421-6 Caterpillar Heavy Equipment Caterpillar CID 421 FMI 6 - Transmission Oil Level (Low) Current Above Normal/Grounded Circuit heavy-equipment Major View →
421-8 Caterpillar Heavy Equipment Caterpillar CID 421 FMI 8 - Transmission Oil Level (Low) Abnormal Frequency/Pulse Width heavy-equipment Major View →
425-0 Caterpillar Heavy Equipment Caterpillar CID 425 FMI 0 - Hydraulic Oil Level (Low) Data Valid But Above Normal Range heavy-equipment Major View →
425-1 Caterpillar Heavy Equipment Caterpillar CID 425 FMI 1 - Hydraulic Oil Level (Low) Data Valid But Below Normal Range heavy-equipment Major View →
425-13 Caterpillar Heavy Equipment Caterpillar CID 425 FMI 13 - Hydraulic Oil Level (Low) Out of Calibration heavy-equipment Minor View →
425-16 Caterpillar Heavy Equipment Caterpillar CID 425 FMI 16 - Hydraulic Oil Level (Low) Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
425-17 Caterpillar Heavy Equipment Caterpillar CID 425 FMI 17 - Hydraulic Oil Level (Low) Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
425-18 Caterpillar Heavy Equipment Caterpillar CID 425 FMI 18 - Hydraulic Oil Level (Low) Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
425-2 Caterpillar Heavy Equipment Caterpillar CID 425 FMI 2 - Hydraulic Oil Level (Low) Data Erratic/Intermittent heavy-equipment Minor View →