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
491-1 Caterpillar Heavy Equipment Caterpillar CID 491 FMI 1 - Transmission Filter Bypass Switch Data Valid But Below Normal Range heavy-equipment Major View →
491-13 Caterpillar Heavy Equipment Caterpillar CID 491 FMI 13 - Transmission Filter Bypass Switch Out of Calibration heavy-equipment Minor View →
491-17 Caterpillar Heavy Equipment Caterpillar CID 491 FMI 17 - Transmission Filter Bypass Switch Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
491-2 Caterpillar Heavy Equipment Caterpillar CID 491 FMI 2 - Transmission Filter Bypass Switch Data Erratic/Intermittent heavy-equipment Minor View →
491-3 Caterpillar Heavy Equipment Caterpillar CID 491 FMI 3 - Transmission Filter Bypass Switch Voltage Above Normal/Shorted High heavy-equipment Major View →
491-4 Caterpillar Heavy Equipment Caterpillar CID 491 FMI 4 - Transmission Filter Bypass Switch Voltage Below Normal/Shorted Low heavy-equipment Major View →
491-8 Caterpillar Heavy Equipment Caterpillar CID 491 FMI 8 - Transmission Filter Bypass Switch Abnormal Frequency/Pulse Width heavy-equipment Major View →
5-0 Caterpillar Heavy Equipment Caterpillar CID 5 FMI 0 - Inlet Manifold Air Temperature Sensor Data Valid But Above Normal Range heavy-equipment Major View →
5-13 Caterpillar Heavy Equipment Caterpillar CID 5 FMI 13 - Inlet Manifold Air Temperature Sensor Out of Calibration heavy-equipment Minor View →
5-15 Caterpillar Heavy Equipment Caterpillar CID 5 FMI 15 - Inlet Manifold Air Temperature Sensor Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
5-16 Caterpillar Heavy Equipment Caterpillar CID 5 FMI 16 - Inlet Manifold Air Temperature Sensor Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
5-18 Caterpillar Heavy Equipment Caterpillar CID 5 FMI 18 - Inlet Manifold Air Temperature Sensor Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
5-2 Caterpillar Heavy Equipment Caterpillar CID 5 FMI 2 - Inlet Manifold Air Temperature Sensor Data Erratic/Intermittent heavy-equipment Minor View →
5-4 Caterpillar Heavy Equipment Caterpillar CID 5 FMI 4 - Inlet Manifold Air Temperature Sensor Voltage Below Normal/Shorted Low heavy-equipment Major View →
5-5 Caterpillar Heavy Equipment Caterpillar CID 5 FMI 5 - Inlet Manifold Air Temperature Sensor Current Below Normal/Open Circuit heavy-equipment Major View →
5-6 Caterpillar Heavy Equipment Caterpillar CID 5 FMI 6 - Inlet Manifold Air Temperature Sensor Current Above Normal/Grounded Circuit heavy-equipment Major View →
5-8 Caterpillar Heavy Equipment Caterpillar CID 5 FMI 8 - Inlet Manifold Air Temperature Sensor Abnormal Frequency/Pulse Width heavy-equipment Major View →
51-13 Caterpillar Heavy Equipment Caterpillar CID 51 FMI 13 - Engine Speed-Timing Sensor (Rack Position) Out of Calibration heavy-equipment Minor View →
51-16 Caterpillar Heavy Equipment Caterpillar CID 51 FMI 16 - Engine Speed-Timing Sensor (Rack Position) Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
51-17 Caterpillar Heavy Equipment Caterpillar CID 51 FMI 17 - Engine Speed-Timing Sensor (Rack Position) Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
51-2 Caterpillar Heavy Equipment Caterpillar CID 51 FMI 2 - Engine Speed-Timing Sensor (Rack Position) Data Erratic/Intermittent heavy-equipment Minor View →
51-6 Caterpillar Heavy Equipment Caterpillar CID 51 FMI 6 - Engine Speed-Timing Sensor (Rack Position) Current Above Normal/Grounded Circuit heavy-equipment Major View →
51-8 Caterpillar Heavy Equipment Caterpillar CID 51 FMI 8 - Engine Speed-Timing Sensor (Rack Position) Abnormal Frequency/Pulse Width heavy-equipment Major View →
52-1 Caterpillar Heavy Equipment Caterpillar CID 52 FMI 1 - Injection Actuation Pressure Sensor (Rail) Data Valid But Below Normal Range heavy-equipment Major View →
52-15 Caterpillar Heavy Equipment Caterpillar CID 52 FMI 15 - Injection Actuation Pressure Sensor (Rail) Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
52-16 Caterpillar Heavy Equipment Caterpillar CID 52 FMI 16 - Injection Actuation Pressure Sensor (Rail) Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
52-17 Caterpillar Heavy Equipment Caterpillar CID 52 FMI 17 - Injection Actuation Pressure Sensor (Rail) Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
52-18 Caterpillar Heavy Equipment Caterpillar CID 52 FMI 18 - Injection Actuation Pressure Sensor (Rail) Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
52-2 Caterpillar Heavy Equipment Caterpillar CID 52 FMI 2 - Injection Actuation Pressure Sensor (Rail) Data Erratic/Intermittent heavy-equipment Minor View →
52-3 Caterpillar Heavy Equipment Caterpillar CID 52 FMI 3 - Injection Actuation Pressure Sensor (Rail) Voltage Above Normal/Shorted High heavy-equipment Major View →
52-4 Caterpillar Heavy Equipment Caterpillar CID 52 FMI 4 - Injection Actuation Pressure Sensor (Rail) Voltage Below Normal/Shorted Low heavy-equipment Major View →
52-8 Caterpillar Heavy Equipment Caterpillar CID 52 FMI 8 - Injection Actuation Pressure Sensor (Rail) Abnormal Frequency/Pulse Width heavy-equipment Major View →
55-0 Caterpillar Heavy Equipment Caterpillar CID 55 FMI 0 - Injection Actuation Pressure Control Valve (Current) Data Valid But Above Normal Range heavy-equipment Major View →
55-1 Caterpillar Heavy Equipment Caterpillar CID 55 FMI 1 - Injection Actuation Pressure Control Valve (Current) Data Valid But Below Normal Range heavy-equipment Major View →
55-13 Caterpillar Heavy Equipment Caterpillar CID 55 FMI 13 - Injection Actuation Pressure Control Valve (Current) Out of Calibration heavy-equipment Minor View →
55-15 Caterpillar Heavy Equipment Caterpillar CID 55 FMI 15 - Injection Actuation Pressure Control Valve (Current) Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
55-16 Caterpillar Heavy Equipment Caterpillar CID 55 FMI 16 - Injection Actuation Pressure Control Valve (Current) Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
55-18 Caterpillar Heavy Equipment Caterpillar CID 55 FMI 18 - Injection Actuation Pressure Control Valve (Current) Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
55-2 Caterpillar Heavy Equipment Caterpillar CID 55 FMI 2 - Injection Actuation Pressure Control Valve (Current) Data Erratic/Intermittent heavy-equipment Minor View →
55-4 Caterpillar Heavy Equipment Caterpillar CID 55 FMI 4 - Injection Actuation Pressure Control Valve (Current) Voltage Below Normal/Shorted Low heavy-equipment Major View →
55-5 Caterpillar Heavy Equipment Caterpillar CID 55 FMI 5 - Injection Actuation Pressure Control Valve (Current) Current Below Normal/Open Circuit heavy-equipment Major View →
55-8 Caterpillar Heavy Equipment Caterpillar CID 55 FMI 8 - Injection Actuation Pressure Control Valve (Current) Abnormal Frequency/Pulse Width heavy-equipment Major View →
58-0 Caterpillar Heavy Equipment Caterpillar CID 58 FMI 0 - Analog Temperature Sensor Data Valid But Above Normal Range heavy-equipment Major View →
58-1 Caterpillar Heavy Equipment Caterpillar CID 58 FMI 1 - Analog Temperature Sensor Data Valid But Below Normal Range heavy-equipment Major View →
58-13 Caterpillar Heavy Equipment Caterpillar CID 58 FMI 13 - Analog Temperature Sensor Out of Calibration heavy-equipment Minor View →
58-17 Caterpillar Heavy Equipment Caterpillar CID 58 FMI 17 - Analog Temperature Sensor Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
58-18 Caterpillar Heavy Equipment Caterpillar CID 58 FMI 18 - Analog Temperature Sensor Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
58-3 Caterpillar Heavy Equipment Caterpillar CID 58 FMI 3 - Analog Temperature Sensor Voltage Above Normal/Shorted High heavy-equipment Major View →
58-4 Caterpillar Heavy Equipment Caterpillar CID 58 FMI 4 - Analog Temperature Sensor Voltage Below Normal/Shorted Low heavy-equipment Major View →
58-5 Caterpillar Heavy Equipment Caterpillar CID 58 FMI 5 - Analog Temperature Sensor Current Below Normal/Open Circuit heavy-equipment Major View →
58-6 Caterpillar Heavy Equipment Caterpillar CID 58 FMI 6 - Analog Temperature Sensor Current Above Normal/Grounded Circuit heavy-equipment Major View →
58-8 Caterpillar Heavy Equipment Caterpillar CID 58 FMI 8 - Analog Temperature Sensor Abnormal Frequency/Pulse Width heavy-equipment Major View →
6-1 Caterpillar Heavy Equipment Caterpillar CID 6 FMI 1 - Engine Speed-Timing Sensor (Duty Cycle) Data Valid But Below Normal Range heavy-equipment Major View →
6-13 Caterpillar Heavy Equipment Caterpillar CID 6 FMI 13 - Engine Speed-Timing Sensor (Duty Cycle) Out of Calibration heavy-equipment Minor View →
6-15 Caterpillar Heavy Equipment Caterpillar CID 6 FMI 15 - Engine Speed-Timing Sensor (Duty Cycle) Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
6-16 Caterpillar Heavy Equipment Caterpillar CID 6 FMI 16 - Engine Speed-Timing Sensor (Duty Cycle) Data Valid But Above Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
6-18 Caterpillar Heavy Equipment Caterpillar CID 6 FMI 18 - Engine Speed-Timing Sensor (Duty Cycle) Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
6-3 Caterpillar Heavy Equipment Caterpillar CID 6 FMI 3 - Engine Speed-Timing Sensor (Duty Cycle) Voltage Above Normal/Shorted High heavy-equipment Major View →
6-4 Caterpillar Heavy Equipment Caterpillar CID 6 FMI 4 - Engine Speed-Timing Sensor (Duty Cycle) Voltage Below Normal/Shorted Low heavy-equipment Major View →
6-5 Caterpillar Heavy Equipment Caterpillar CID 6 FMI 5 - Engine Speed-Timing Sensor (Duty Cycle) Current Below Normal/Open Circuit heavy-equipment Major View →
6-6 Caterpillar Heavy Equipment Caterpillar CID 6 FMI 6 - Engine Speed-Timing Sensor (Duty Cycle) Current Above Normal/Grounded Circuit heavy-equipment Major View →
61-0 Caterpillar Heavy Equipment Caterpillar CID 61 FMI 0 - Alternator (Field Current) Data Valid But Above Normal Range heavy-equipment Major View →
61-1 Caterpillar Heavy Equipment Caterpillar CID 61 FMI 1 - Alternator (Field Current) Data Valid But Below Normal Range heavy-equipment Major View →
61-13 Caterpillar Heavy Equipment Caterpillar CID 61 FMI 13 - Alternator (Field Current) Out of Calibration heavy-equipment Minor View →
61-15 Caterpillar Heavy Equipment Caterpillar CID 61 FMI 15 - Alternator (Field Current) Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
61-17 Caterpillar Heavy Equipment Caterpillar CID 61 FMI 17 - Alternator (Field Current) Data Valid But Below Normal Operating Range (Least Severe) heavy-equipment Info View →
61-18 Caterpillar Heavy Equipment Caterpillar CID 61 FMI 18 - Alternator (Field Current) Data Valid But Below Normal Operating Range (Moderately Severe) heavy-equipment Minor View →
61-2 Caterpillar Heavy Equipment Caterpillar CID 61 FMI 2 - Alternator (Field Current) Data Erratic/Intermittent heavy-equipment Minor View →
61-3 Caterpillar Heavy Equipment Caterpillar CID 61 FMI 3 - Alternator (Field Current) Voltage Above Normal/Shorted High heavy-equipment Major View →
61-4 Caterpillar Heavy Equipment Caterpillar CID 61 FMI 4 - Alternator (Field Current) Voltage Below Normal/Shorted Low heavy-equipment Major View →
61-5 Caterpillar Heavy Equipment Caterpillar CID 61 FMI 5 - Alternator (Field Current) Current Below Normal/Open Circuit heavy-equipment Major View →
61-6 Caterpillar Heavy Equipment Caterpillar CID 61 FMI 6 - Alternator (Field Current) Current Above Normal/Grounded Circuit heavy-equipment Major View →
61-8 Caterpillar Heavy Equipment Caterpillar CID 61 FMI 8 - Alternator (Field Current) Abnormal Frequency/Pulse Width heavy-equipment Major View →
68-0 Caterpillar Heavy Equipment Caterpillar CID 68 FMI 0 - Turbocharger Compressor Outlet Temperature Data Valid But Above Normal Range heavy-equipment Major View →
68-13 Caterpillar Heavy Equipment Caterpillar CID 68 FMI 13 - Turbocharger Compressor Outlet Temperature Out of Calibration heavy-equipment Minor View →
68-15 Caterpillar Heavy Equipment Caterpillar CID 68 FMI 15 - Turbocharger Compressor Outlet Temperature Data Valid But Above Normal Operating Range (Least Severe) heavy-equipment Info View →
68-2 Caterpillar Heavy Equipment Caterpillar CID 68 FMI 2 - Turbocharger Compressor Outlet Temperature Data Erratic/Intermittent heavy-equipment Minor View →