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
291-4 Caterpillar Heavy Equipment Caterpillar CID 291 FMI 4 - Transmission Temperature Sensor Voltage Below Normal/Shorted Low heavy-equipment Major View →
291-5 Caterpillar Heavy Equipment Caterpillar CID 291 FMI 5 - Transmission Temperature Sensor Current Below Normal/Open Circuit heavy-equipment Major View →
291-6 Caterpillar Heavy Equipment Caterpillar CID 291 FMI 6 - Transmission Temperature Sensor Current Above Normal/Grounded Circuit heavy-equipment Major View →
291-8 Caterpillar Heavy Equipment Caterpillar CID 291 FMI 8 - Transmission Temperature Sensor Abnormal Frequency/Pulse Width heavy-equipment Major View →
3-0 Caterpillar Heavy Equipment Caterpillar CID 3 FMI 0 - Injection Actuation Pressure Sensor Data Valid But Above Normal Range heavy-equipment Major View →
3-1 Caterpillar Heavy Equipment Caterpillar CID 3 FMI 1 - Injection Actuation Pressure Sensor Data Valid But Below Normal Range heavy-equipment Major View →
3-15 Caterpillar Heavy Equipment Caterpillar CID 3 FMI 15 - Injection Actuation Pressure Sensor Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
3-16 Caterpillar Heavy Equipment Caterpillar CID 3 FMI 16 - Injection Actuation Pressure Sensor Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
3-17 Caterpillar Heavy Equipment Caterpillar CID 3 FMI 17 - Injection Actuation Pressure Sensor Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
3-18 Caterpillar Heavy Equipment Caterpillar CID 3 FMI 18 - Injection Actuation Pressure Sensor Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
3-2 Caterpillar Heavy Equipment Caterpillar CID 3 FMI 2 - Injection Actuation Pressure Sensor Data Erratic/Intermittent heavy-equipment Minor View →
3-3 Caterpillar Heavy Equipment Caterpillar CID 3 FMI 3 - Injection Actuation Pressure Sensor Voltage Above Normal/Shorted High heavy-equipment Major View →
3-4 Caterpillar Heavy Equipment Caterpillar CID 3 FMI 4 - Injection Actuation Pressure Sensor Voltage Below Normal/Shorted Low heavy-equipment Major View →
3-8 Caterpillar Heavy Equipment Caterpillar CID 3 FMI 8 - Injection Actuation Pressure Sensor Abnormal Frequency/Pulse Width heavy-equipment Major View →
31-0 Caterpillar Heavy Equipment Caterpillar CID 31 FMI 0 - Engine Speed-Timing Sensor (Secondary) Data Valid But Above Normal Range heavy-equipment Major View →
31-13 Caterpillar Heavy Equipment Caterpillar CID 31 FMI 13 - Engine Speed-Timing Sensor (Secondary) Out of Calibration heavy-equipment Minor View →
31-16 Caterpillar Heavy Equipment Caterpillar CID 31 FMI 16 - Engine Speed-Timing Sensor (Secondary) Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
31-17 Caterpillar Heavy Equipment Caterpillar CID 31 FMI 17 - Engine Speed-Timing Sensor (Secondary) Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
31-2 Caterpillar Heavy Equipment Caterpillar CID 31 FMI 2 - Engine Speed-Timing Sensor (Secondary) Data Erratic/Intermittent heavy-equipment Minor View →
31-3 Caterpillar Heavy Equipment Caterpillar CID 31 FMI 3 - Engine Speed-Timing Sensor (Secondary) Voltage Above Normal/Shorted High heavy-equipment Major View →
31-4 Caterpillar Heavy Equipment Caterpillar CID 31 FMI 4 - Engine Speed-Timing Sensor (Secondary) Voltage Below Normal/Shorted Low heavy-equipment Major View →
314-0 Caterpillar Heavy Equipment Caterpillar CID 314 FMI 0 - Hydraulic Oil Filter Bypass Switch Data Valid But Above Normal Range heavy-equipment Major View →
314-15 Caterpillar Heavy Equipment Caterpillar CID 314 FMI 15 - Hydraulic Oil Filter Bypass Switch Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
314-16 Caterpillar Heavy Equipment Caterpillar CID 314 FMI 16 - Hydraulic Oil Filter Bypass Switch Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
314-17 Caterpillar Heavy Equipment Caterpillar CID 314 FMI 17 - Hydraulic Oil Filter Bypass Switch Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
314-18 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 →
314-4 Caterpillar Heavy Equipment Caterpillar CID 314 FMI 4 - Hydraulic Oil Filter Bypass Switch Voltage Below Normal/Shorted Low heavy-equipment Major View →
314-5 Caterpillar Heavy Equipment Caterpillar CID 314 FMI 5 - Hydraulic Oil Filter Bypass Switch Current Below Normal/Open Circuit heavy-equipment Major View →
314-8 Caterpillar Heavy Equipment Caterpillar CID 314 FMI 8 - Hydraulic Oil Filter Bypass Switch Abnormal Frequency/Pulse Width heavy-equipment Major View →
321-0 Caterpillar Heavy Equipment Caterpillar CID 321 FMI 0 - Brake Oil Pressure (Low) Data Valid But Above Normal Range heavy-equipment Major View →
321-1 Caterpillar Heavy Equipment Caterpillar CID 321 FMI 1 - Brake Oil Pressure (Low) Data Valid But Below Normal Range heavy-equipment Major View →
321-13 Caterpillar Heavy Equipment Caterpillar CID 321 FMI 13 - Brake Oil Pressure (Low) Out of Calibration heavy-equipment Minor View →
321-15 Caterpillar Heavy Equipment Caterpillar CID 321 FMI 15 - Brake Oil Pressure (Low) Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
321-16 Caterpillar Heavy Equipment Caterpillar CID 321 FMI 16 - Brake Oil Pressure (Low) Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
321-17 Caterpillar Heavy Equipment Caterpillar CID 321 FMI 17 - Brake Oil Pressure (Low) Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
321-2 Caterpillar Heavy Equipment Caterpillar CID 321 FMI 2 - Brake Oil Pressure (Low) Data Erratic/Intermittent heavy-equipment Minor View →
321-3 Caterpillar Heavy Equipment Caterpillar CID 321 FMI 3 - Brake Oil Pressure (Low) Voltage Above Normal/Shorted High heavy-equipment Major View →
321-4 Caterpillar Heavy Equipment Caterpillar CID 321 FMI 4 - Brake Oil Pressure (Low) Voltage Below Normal/Shorted Low heavy-equipment Major View →
321-5 Caterpillar Heavy Equipment Caterpillar CID 321 FMI 5 - Brake Oil Pressure (Low) Current Below Normal/Open Circuit heavy-equipment Major View →
321-6 Caterpillar Heavy Equipment Caterpillar CID 321 FMI 6 - Brake Oil Pressure (Low) Current Above Normal/Grounded Circuit heavy-equipment Major View →
321-8 Caterpillar Heavy Equipment Caterpillar CID 321 FMI 8 - Brake Oil Pressure (Low) Abnormal Frequency/Pulse Width heavy-equipment Major View →
336-13 Caterpillar Heavy Equipment Caterpillar CID 336 FMI 13 - Hydraulic Pump Pressure Sensor Out of Calibration heavy-equipment Minor View →
336-15 Caterpillar Heavy Equipment Caterpillar CID 336 FMI 15 - Hydraulic Pump Pressure Sensor Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
336-18 Caterpillar Heavy Equipment Caterpillar CID 336 FMI 18 - Hydraulic Pump Pressure Sensor Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
336-2 Caterpillar Heavy Equipment Caterpillar CID 336 FMI 2 - Hydraulic Pump Pressure Sensor Data Erratic/Intermittent heavy-equipment Minor View →
336-3 Caterpillar Heavy Equipment Caterpillar CID 336 FMI 3 - Hydraulic Pump Pressure Sensor Voltage Above Normal/Shorted High heavy-equipment Major View →
336-6 Caterpillar Heavy Equipment Caterpillar CID 336 FMI 6 - Hydraulic Pump Pressure Sensor Current Above Normal/Grounded Circuit heavy-equipment Major View →
336-8 Caterpillar Heavy Equipment Caterpillar CID 336 FMI 8 - Hydraulic Pump Pressure Sensor Abnormal Frequency/Pulse Width heavy-equipment Major View →
341-0 Caterpillar Heavy Equipment Caterpillar CID 341 FMI 0 - Brake Fluid Level Sensor Data Valid But Above Normal Range heavy-equipment Major View →
341-1 Caterpillar Heavy Equipment Caterpillar CID 341 FMI 1 - Brake Fluid Level Sensor Data Valid But Below Normal Range heavy-equipment Major View →
341-13 Caterpillar Heavy Equipment Caterpillar CID 341 FMI 13 - Brake Fluid Level Sensor Out of Calibration heavy-equipment Minor View →
341-15 Caterpillar Heavy Equipment Caterpillar CID 341 FMI 15 - Brake Fluid Level Sensor Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
341-2 Caterpillar Heavy Equipment Caterpillar CID 341 FMI 2 - Brake Fluid Level Sensor Data Erratic/Intermittent heavy-equipment Minor View →
341-3 Caterpillar Heavy Equipment Caterpillar CID 341 FMI 3 - Brake Fluid Level Sensor Voltage Above Normal/Shorted High heavy-equipment Major View →
341-4 Caterpillar Heavy Equipment Caterpillar CID 341 FMI 4 - Brake Fluid Level Sensor Voltage Below Normal/Shorted Low heavy-equipment Major View →
341-5 Caterpillar Heavy Equipment Caterpillar CID 341 FMI 5 - Brake Fluid Level Sensor Current Below Normal/Open Circuit heavy-equipment Major View →
35-0 Caterpillar Heavy Equipment Caterpillar CID 35 FMI 0 - Radiator Coolant Level Sensor Data Valid But Above Normal Range heavy-equipment Major View →
35-1 Caterpillar Heavy Equipment Caterpillar CID 35 FMI 1 - Radiator Coolant Level Sensor Data Valid But Below Normal Range heavy-equipment Major View →
35-13 Caterpillar Heavy Equipment Caterpillar CID 35 FMI 13 - Radiator Coolant Level Sensor Out of Calibration heavy-equipment Minor View →
35-15 Caterpillar Heavy Equipment Caterpillar CID 35 FMI 15 - Radiator Coolant Level Sensor Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
35-16 Caterpillar Heavy Equipment Caterpillar CID 35 FMI 16 - Radiator Coolant Level Sensor Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
35-17 Caterpillar Heavy Equipment Caterpillar CID 35 FMI 17 - Radiator Coolant Level Sensor Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
35-3 Caterpillar Heavy Equipment Caterpillar CID 35 FMI 3 - Radiator Coolant Level Sensor Voltage Above Normal/Shorted High heavy-equipment Major View →
35-4 Caterpillar Heavy Equipment Caterpillar CID 35 FMI 4 - Radiator Coolant Level Sensor Voltage Below Normal/Shorted Low heavy-equipment Major View →
35-5 Caterpillar Heavy Equipment Caterpillar CID 35 FMI 5 - Radiator Coolant Level Sensor Current Below Normal/Open Circuit heavy-equipment Major View →
35-6 Caterpillar Heavy Equipment Caterpillar CID 35 FMI 6 - Radiator Coolant Level Sensor Current Above Normal/Grounded Circuit heavy-equipment Major View →
35-8 Caterpillar Heavy Equipment Caterpillar CID 35 FMI 8 - Radiator Coolant Level Sensor Abnormal Frequency/Pulse Width heavy-equipment Major View →
351-0 Caterpillar Heavy Equipment Caterpillar CID 351 FMI 0 - Radiator Coolant Pressure Sensor Data Valid But Above Normal Range heavy-equipment Major View →
351-1 Caterpillar Heavy Equipment Caterpillar CID 351 FMI 1 - Radiator Coolant Pressure Sensor Data Valid But Below Normal Range heavy-equipment Major View →
351-13 Caterpillar Heavy Equipment Caterpillar CID 351 FMI 13 - Radiator Coolant Pressure Sensor Out of Calibration heavy-equipment Minor View →
351-16 Caterpillar Heavy Equipment Caterpillar CID 351 FMI 16 - Radiator Coolant Pressure Sensor Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
351-18 Caterpillar Heavy Equipment Caterpillar CID 351 FMI 18 - Radiator Coolant Pressure Sensor Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
351-2 Caterpillar Heavy Equipment Caterpillar CID 351 FMI 2 - Radiator Coolant Pressure Sensor Data Erratic/Intermittent heavy-equipment Minor View →
351-8 Caterpillar Heavy Equipment Caterpillar CID 351 FMI 8 - Radiator Coolant Pressure Sensor Abnormal Frequency/Pulse Width heavy-equipment Major View →
361-0 Caterpillar Heavy Equipment Caterpillar CID 361 FMI 0 - Engine Oil Temperature (High) Data Valid But Above Normal Range heavy-equipment Major View →
361-15 Caterpillar Heavy Equipment Caterpillar CID 361 FMI 15 - Engine Oil Temperature (High) Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
361-18 Caterpillar Heavy Equipment Caterpillar CID 361 FMI 18 - Engine Oil Temperature (High) Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →