Caterpillar Fault Codes

1,290 codes

Product Lines:

EMCP 4.2
Filter by Category:
All Generator (1,591) Heavy Equipment (1,290)
Code Model Error / Alarm Category Severity Action
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 →
411-13 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 →
425-18 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 →
425-3 Caterpillar Heavy Equipment Caterpillar CID 425 FMI 3 - Hydraulic Oil Level (Low) Voltage Above Normal/Shorted High heavy-equipment Major View →
425-4 Caterpillar Heavy Equipment Caterpillar CID 425 FMI 4 - Hydraulic Oil Level (Low) Voltage Below Normal/Shorted Low heavy-equipment Major View →
425-6 Caterpillar Heavy Equipment Caterpillar CID 425 FMI 6 - Hydraulic Oil Level (Low) Current Above Normal/Grounded Circuit heavy-equipment Major View →
425-8 Caterpillar Heavy Equipment Caterpillar CID 425 FMI 8 - Hydraulic Oil Level (Low) Abnormal Frequency/Pulse Width heavy-equipment Major View →
431-0 Caterpillar Heavy Equipment Caterpillar CID 431 FMI 0 - Brake Fluid Level (Low) Data Valid But Above Normal Range heavy-equipment Major View →
431-13 Caterpillar Heavy Equipment Caterpillar CID 431 FMI 13 - Brake Fluid Level (Low) Out of Calibration heavy-equipment Minor View →
431-15 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 →
431-16 Caterpillar Heavy Equipment Caterpillar CID 431 FMI 16 - Brake Fluid Level (Low) Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
431-17 Caterpillar Heavy Equipment Caterpillar CID 431 FMI 17 - Brake Fluid Level (Low) Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
431-18 Caterpillar Heavy Equipment Caterpillar CID 431 FMI 18 - Brake Fluid Level (Low) Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
431-6 Caterpillar Heavy Equipment Caterpillar CID 431 FMI 6 - Brake Fluid Level (Low) Current Above Normal/Grounded Circuit heavy-equipment Major View →
431-8 Caterpillar Heavy Equipment Caterpillar CID 431 FMI 8 - Brake Fluid Level (Low) Abnormal Frequency/Pulse Width heavy-equipment Major View →
44-0 Caterpillar Heavy Equipment Caterpillar CID 44 FMI 0 - Engine Warning Indicator Data Valid But Above Normal Range heavy-equipment Major View →
44-1 Caterpillar Heavy Equipment Caterpillar CID 44 FMI 1 - Engine Warning Indicator Data Valid But Below Normal Range heavy-equipment Major View →
44-13 Caterpillar Heavy Equipment Caterpillar CID 44 FMI 13 - Engine Warning Indicator Out of Calibration heavy-equipment Minor View →
44-16 Caterpillar Heavy Equipment Caterpillar CID 44 FMI 16 - Engine Warning Indicator Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
44-3 Caterpillar Heavy Equipment Caterpillar CID 44 FMI 3 - Engine Warning Indicator Voltage Above Normal/Shorted High heavy-equipment Major View →
44-4 Caterpillar Heavy Equipment Caterpillar CID 44 FMI 4 - Engine Warning Indicator Voltage Below Normal/Shorted Low heavy-equipment Major View →
44-5 Caterpillar Heavy Equipment Caterpillar CID 44 FMI 5 - Engine Warning Indicator Current Below Normal/Open Circuit heavy-equipment Major View →
44-8 Caterpillar Heavy Equipment Caterpillar CID 44 FMI 8 - Engine Warning Indicator Abnormal Frequency/Pulse Width heavy-equipment Major View →
441-1 Caterpillar Heavy Equipment Caterpillar CID 441 FMI 1 - Engine Warning Indicator Circuit Data Valid But Below Normal Range heavy-equipment Major View →
441-16 Caterpillar Heavy Equipment Caterpillar CID 441 FMI 16 - Engine Warning Indicator Circuit Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
441-17 Caterpillar Heavy Equipment Caterpillar CID 441 FMI 17 - Engine Warning Indicator Circuit Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
441-18 Caterpillar Heavy Equipment Caterpillar CID 441 FMI 18 - Engine Warning Indicator Circuit Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
441-3 Caterpillar Heavy Equipment Caterpillar CID 441 FMI 3 - Engine Warning Indicator Circuit Voltage Above Normal/Shorted High heavy-equipment Major View →
441-4 Caterpillar Heavy Equipment Caterpillar CID 441 FMI 4 - Engine Warning Indicator Circuit Voltage Below Normal/Shorted Low heavy-equipment Major View →
441-6 Caterpillar Heavy Equipment Caterpillar CID 441 FMI 6 - Engine Warning Indicator Circuit Current Above Normal/Grounded Circuit heavy-equipment Major View →
441-8 Caterpillar Heavy Equipment Caterpillar CID 441 FMI 8 - Engine Warning Indicator Circuit Abnormal Frequency/Pulse Width heavy-equipment Major View →