The Caterpillar C15 engine continued to be a staple in heavy-duty applications from 2007 to 2011, offering strength and reliability across a range of Class 8 trucks. With emissions regulations evolving, these later models introduced more refined ACERT technology and greater diagnostic complexity.
Understanding the fault codes on these engines helps reduce diagnostic time and keeps trucks moving. That’s where Diesel Repair makes a difference.
Caterpillar C15 (2007–2011) Overview
- Displacement: 15.2L
- Horsepower Range: 435–550 HP
- Torque: Up to 1,850 lb-ft
- Emissions System: ACERT (Advanced Combustion Emissions Reduction Technology)
- Fuel System: Electronic Unit Injector (EUI)
- Applications: Freightliner Coronado, Kenworth W900, Peterbilt 389, and more
📍 Get FREE Fault Code Information for all makes and models in Diesel Repair → Diesel Repair
Fault Codes for Caterpillar C15 (2007–2011)
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| Fault | PID | SPN | FMI | SID | Title |
| 100-1 | 100 | 17 | Engine Oil Pressure – Low – Least Severe (1) | ||
| 100-10 | 100 | 10 | Engine Oil Pressure – Abnormal Rate of Change | ||
| 100-11 | 100 | 1 | Engine Oil Pressure – Low – Most Severe (3) | ||
| 100-3 | 100 | 3 | Engine Oil Pressure – Voltage Above Normal | ||
| 100-4 | 100 | 4 | Engine Oil Pressure – Voltage Below Normal | ||
| 101-0 | 101 | 15 | Engine Crankcase Pressure – High – Least Severe (1) | ||
| 101-1 | 101 | 18 | Engine Crankcase Pressure – Low – Moderate Severity (2) | ||
| 101-11 | 101 | 16 | Engine Crankcase Pressure – High – Moderate Severity (2) | ||
| 101-3 | 101 | 3 | Engine Crankcase Pressure – Voltage Above Normal | ||
| 101-4 | 101 | 4 | Engine Crankcase Pressure – Voltage Below Normal | ||
| 102-1 | 102 | 18 | Engine Intake Manifold No. 1 Pressure – Low – Moderate Severity (2) | ||
| 102-10 | 102 | 10 | Engine Intake Manifold No. 1 Pressure – Abnormal Rate of Change | ||
| 102-3 | 102 | 3 | Engine Intake Manifold No. 1 Pressure – Voltage Above Normal | ||
| 102-4 | 102 | 4 | Engine Intake Manifold No. 1 Pressure – Voltage Below Normal | ||
| 105-0 | 105 | 15 | Engine Intake Manifold 1 Temperature – High – Least Severe (1) | ||
| 105-11 | 105 | 16 | Engine Intake Manifold 1 Temperature – High – Moderate Severity (2) | ||
| 105-3 | 105 | 3 | Engine Intake Manifold 1 Temperature – Voltage Above Normal | ||
| 105-4 | 105 | 4 | Engine Intake Manifold 1 Temperature – Voltage Below Normal | ||
| 110-0 | 110 | 15 | Engine Coolant Temperature – High – Least Severe (1) | ||
| 110-11 | 110 | 16 | Engine Coolant Temperature – High – Moderate Severity (2) | ||
| 110-3 | 110 | 3 | Engine Coolant Temperature – Voltage Above Normal | ||
| 110-4 | 110 | 4 | Engine Coolant Temperature – Voltage Below Normal | ||
| 111-1 | 111 | 17 | Engine Coolant Level – Low – Least Severe (1) | ||
| 111-11 | 111 | 1 | Engine Coolant Level – Low – Most Severe (3) | ||
| 111-14 | 111 | 14 | Engine Coolant Level – Special Instruction | ||
| 111-2 | 111 | 2 | Engine Coolant Level – Erratic, Intermittent, or Incorrect | ||
| 111-3 | 111 | 3 | Engine Coolant Level – Voltage Above Normal | ||
| 111-4 | 111 | 4 | Engine Coolant Level – Voltage Below Normal | ||
| 121-5 | 1072 | 5 | Engine (Compression) Brake Output No. 1 – Current Below Normal | ||
| 121-6 | 1072 | 6 | Engine (Compression) Brake Output No. 1 – Current Above Normal | ||
| 122-5 | 1073 | 5 | Engine (Compression) Brake Output No. 2 – Current Below Normal | ||
| 122-6 | 1073 | 6 | Engine (Compression) Brake Output No. 2 – Current Above Normal | ||
| 1-5 | 651 | 5 | Engine Injector Cylinder No. 01 – Current Below Normal | ||
| 151-0 | 3719 | 16 | Diesel Particulate Filter No. 1 Soot Load Percent – High – Moderate Severity (2) | ||
| 151-11 | 3719 | Diesel Particulate Filter No. 1 Soot Load Percent – High – Most Severe (3) | |||
| 153-7 | 3556 | 7 | Aftertreatment No. 1 Fuel Injector – Not Responding Properly | ||
| 154-14 | 1110 | 31 | Engine Protection System Has Shutdown Engine & None of the Following Codes 100-1, 110-16, & 111-1 | ||
| 154-14 | 1110 | 31 | Engine Protection System Has Shutdown Engine With the Code 3719-00 | ||
| 154-14 | Diagnostics Exist that Require J1939 Service Tool Connection | ||||
| 154-14 | 1110 | 31 | Engine Protection System Has Shutdown Engine With the Code 100-1 | ||
| 154-14 | 1110 | 31 | Engine Protection System Has Shutdown Engine With the Code 110-16 | ||
| 154-14 | 1110 | 31 | Engine Protection System Has Shutdown Engine With the Code 111-1 | ||
| 1-6 | 651 | 6 | Engine Injector Cylinder No. 01 – Current Above Normal | ||
| 168-2 | 168 | 2 | Electrical Potential (Voltage) – Erratic, Intermittent, or Incorrect | ||
| 168-3 | 168 | 3 | Electrical Potential (Voltage) : Voltage Above Normal | ||
| 168-4 | 168 | 4 | Electrical Potential (Voltage) – Voltage Below Normal | ||
| 171-11 | 171 | 11 | Ambient Air Temperature – Other Failure Mode | ||
| 171-3 | 171 | 3 | Ambient Air Temperature – Voltage Above Normal | ||
| 171-4 | 171 | 4 | Ambient Air Temperature – Voltage Below Normal | ||
| 172-2 | 172 | 2 | Engine Air Inlet Temperature – Erratic, Intermittent, or Incorrect | ||
| 172-3 | 172 | 3 | Engine Air Inlet Temperature – Voltage Above Normal | ||
| 172-4 | 172 | 4 | Engine Air Inlet Temperature – Voltage Below Normal | ||
| 173-0 | 173 | 15 | Engine Exhaust Gas Temperature – High – Least Severe (1) | ||
| 174-0 | 174 | Engine Fuel Temperature – High – Most Severe (3) | |||
| 174-3 | 174 | 3 | Engine Fuel Temperature – Voltage Above Normal | ||
| 174-4 | 174 | 4 | Engine Fuel Temperature – Voltage Below Normal | ||
| 186-14 | 186 | 14 | Power Takeoff Speed – Special Instruction | ||
| 186-4 | 186 | 4 | Power Takeoff Speed – Voltage Below Normal | ||
| 190-0 | 190 | 15 | Engine Speed – High – Least Severe (1) | ||
| 190-8 | 190 | 8 | Engine Speed – Abnormal Frequency, Pulse Width, or Period | ||
| 191-7 | 191 | 7 | Transmission Output Shaft Speed – Not Responding Properly | ||
| 211-3 | 3510 | 3 | Sensor Supply Voltage 2 – Voltage Above Normal | ||
| 211-4 | 3510 | 4 | Sensor Supply Voltage 2 – Voltage Below Normal | ||
| 212-3 | 3509 | 3 | Sensor Supply Voltage 1 – Voltage Above Normal | ||
| 212-4 | 3509 | 4 | Sensor Supply Voltage 1 – Voltage Below Normal | ||
| 22-11 | 637 | 11 | Engine Timing Sensor – Other Failure Mode | ||
| 22-13 | 637 | 13 | Engine Timing Sensor – Calibration Required | ||
| 224-11 | 224 | 11 | Anti-Theft Component Status States – Other Failure Mode | ||
| 224-14 | 224 | 14 | Anti-theft Component Status States – Special Instruction | ||
| 226-14 | 1321 | 14 | Engine Starter Solenoid Lockout Relay Driver Circuit – Special Instruction | ||
| 231-12 | 602 | 9 | Cruise Control Accelerate Switch – Abnormal Update Rate | ||
| 231-12 | 982 | 9 | Engine PTO Resume Switch – Abnormal Update Rate | ||
| 231-12 | 986 | 9 | Requested Percent Fan Speed – Abnormal Update Rate | ||
| 231-12 | 985 | 19 | A/C High Pressure Fan Switch – Data Error | ||
| 231-12 | 973 | 9 | Engine Retarder Selection – Abnormal Update Rate | ||
| 231-12 | 979 | 9 | Engine Remote PTO Preprogrammed Speed Control Switch – Abnormal Update Rate | ||
| 231-12 | 596 | 9 | Cruise Control Enable Switch – Abnormal Update Rate | ||
| 231-12 | 985 | 9 | A/C High Pressure Fan Switch – Abnormal Update Rate | ||
| 231-12 | 524 | 19 | Transmission Selected Gear – Data Error | ||
| 231-12 | 979 | 19 | Engine Remote PTO Preprogrammed Speed Control Switch – Data Error | ||
| 231-12 | 524 | 9 | Transmission Selected Gear – Abnormal Update Rate | ||
| 231-12 | 599 | 19 | Cruise Control Set Switch – Data Error | ||
| 231-12 | 984 | 19 | Engine PTO Set Switch – Data Error | ||
| 231-12 | 984 | 9 | Engine PTO Set Switch – Abnormal Update Rate | ||
| 231-12 | 982 | 19 | Engine PTO Resume Switch – Data Error | ||
| 231-12 | 599 | 9 | Cruise Control Set Switch – Abnormal Update Rate | ||
| 231-12 | 596 | 19 | Cruise Control Enable Switch – Data Error | ||
| 231-12 | 598 | 9 | Clutch Switch – Abnormal Update Rate | ||
| 231-12 | 598 | 19 | Clutch Switch – Data Error | ||
| 231-12 | 602 | 19 | Cruise Control Accelerate Switch – Data Error | ||
| 231-12 | 980 | 19 | Engine PTO Enable Switch – Data Error | ||
| 231-12 | 70 | 19 | Parking Brake Switch – Data Error | ||
| 231-12 | 171 | 19 | Ambient Air Temperature – Data Error | ||
| 231-12 | 600 | 19 | Cruise Control Coast (Decelerate) Switch – Data Error | ||
| 231-12 | 70 | 9 | Parking Brake Switch – Abnormal Update Rate | ||
| 231-12 | 171 | 9 | Ambient Air Temperature – Abnormal Update Rate | ||
| 231-12 | 69 | 19 | Two Speed Axle Switch – Data Error | ||
| 231-12 | 69 | 9 | Two Speed Axle Switch – Abnormal Update Rate | ||
| 231-12 | 600 | 9 | Cruise Control Coast (Decelerate) Switch – Abnormal Update Rate | ||
| 231-12 | 1633 | 19 | Cruise Control Pause Switch – Data Error | ||
| 231-12 | 3696 | 19 | Diesel Particulate Filter Regeneration Force Switch – Data Error | ||
| 231-12 | 980 | 9 | Engine PTO Enable Switch – Abnormal Update Rate | ||
| 231-12 | 601 | 19 | Cruise Control Resume Switch – Data Error | ||
| 231-12 | 601 | 9 | Cruise Control Resume Switch – Abnormal Update Rate | ||
| 231-12 | 986 | 19 | Requested Percent Fan Speed – Data Error | ||
| 231-12 | 597 | 9 | Brake Switch – Abnormal Update Rate | ||
| 231-12 | 171 | 9 | Ambient Air Temperature – Abnormal Update Rate | ||
| 231-12 | 171 | 19 | Ambient Air Temperature – Data Error | ||
| 231-12 | 596 | 19 | Cruise Control Enable Switch – Data Error | ||
| 231-12 | 982 | 9 | Engine PTO Resume Switch – Abnormal Update Rate | ||
| 231-12 | 985 | 9 | A/C High Pressure Fan Switch – Abnormal Update Rate | ||
| 231-12 | 70 | 19 | Parking Brake Switch – Data Error | ||
| 237-5 | 626 | 5 | Engine Start Enable Device 1 – Current Below Normal | ||
| 237-6 | 626 | 6 | Engine Start Enable Device 1 – Current Above Normal | ||
| 246-11 | 597 | 11 | Brake Switch – Other Failure Mode | ||
| 247-11 | 603 | 11 | Brake Pedal Switch No. 2 – Other Failure Mode | ||
| 2-5 | 652 | 5 | Engine Injector Cylinder No. 02 – Current Below Normal | ||
| 252-2 | 631 | 11 | Calibration Module – Other Failure Mode | ||
| 253-11 | 630 | 11 | Calibration Memory – Other Failure Mode | ||
| 253-2 | 630 | 2 | Calibration Memory – Erratic, Intermittent, or Incorrect | ||
| 2-6 | 652 | 6 | Engine Injector Cylinder No. 02 – Current Above Normal | ||
| 283-5 | 2949 | 5 | Engine Intake Valve Actuation System Oil Pressure Control Valve – Current Below Normal | ||
| 283-6 | 2949 | 6 | Engine Intake Valve Actuation System Oil Pressure Control Valve – Current Above Normal | ||
| 283-7 | 2949 | 7 | Engine Intake Valve Actuation System Oil Pressure Control Valve – Not Responding Properly | ||
| 285-5 | 2950 | 5 | Engine Intake Valve Actuator No. 1 – Current Below Normal | ||
| 285-6 | 2950 | 6 | Engine Intake Valve Actuator No. 1 – Current Above Normal | ||
| 285-7 | 2950 | 7 | Engine Intake Valve Actuator No. 1 – Not Responding Properly | ||
| 286-5 | 2951 | 5 | Engine Intake Valve Actuator No. 2 – Current Below Normal | ||
| 286-6 | 2951 | 6 | Engine Intake Valve Actuator No. 2 – Current Above Normal | ||
| 286-7 | 2951 | 7 | Engine Intake Valve Actuator No. 2 – Not Responding Properly | ||
| 287-5 | 2952 | 5 | Engine Intake Valve Actuator No. 3 – Current Below Normal | ||
| 287-6 | 2952 | 6 | Engine Intake Valve Actuator No. 3 – Current Above Normal | ||
| 287-7 | 2952 | 7 | Engine Intake Valve Actuator No. 3 – Not Responding Properly | ||
| 288-5 | 2953 | 5 | Engine Intake Valve Actuator No. 4 – Current Below Normal | ||
| 288-6 | 2953 | 6 | Engine Intake Valve Actuator No. 4 – Current Above Normal | ||
| 288-7 | 2953 | 7 | Engine Intake Valve Actuator No. 4 – Not Responding Properly | ||
| 289-5 | 2954 | 5 | Engine Intake Valve Actuator No. 5 – Current Below Normal | ||
| 289-6 | 2954 | 6 | Engine Intake Valve Actuator No. 5 – Current Above Normal | ||
| 289-7 | 2954 | 7 | Engine Intake Valve Actuator No. 5 – Not Responding Properly | ||
| 290-5 | 2955 | 5 | Engine Intake Valve Actuator No. 6 – Current Below Normal | ||
| 290-6 | 2955 | 6 | Engine Intake Valve Actuator No. 6 – Current Above Normal | ||
| 290-7 | 2955 | 7 | Engine Intake Valve Actuator No. 6 – Not Responding Properly | ||
| 30-13 | 644 | 13 | Engine External Speed Command Input – Calibration Required | ||
| 30-8 | 644 | 8 | Engine External Speed Command Input – Abnormal Frequency, Pulse Width, or Period | ||
| 310-0 | 310 | Successful Active Regeneration | |||
| 310-1 | 310 | 1 | Successful Active Regeneration | ||
| 310-2 | 310 | 2 | Successful Active Regeneration | ||
| 310-3 | 310 | 3 | Successful Active Regeneration | ||
| 311-14 | 3711 | 31 | Diesel Particulate Filter Active Regeneration Inhibited Due to Low Exhaust Gas Temperature (2) | ||
| 314-3 | 520197 | 3 | CGI Absolute Pressure – Voltage Above Normal | ||
| 314-4 | 520197 | 4 | CGI Absolute Pressure Voltage Below Normal | ||
| 315-1 | 520193 | 18 | CGI Gas Temperature – Low – Moderate Severity (2) | ||
| 315-3 | 520193 | 3 | CGI Gas Temperature – Voltage Above Normal | ||
| 315-4 | 520193 | 4 | CGI Gas Temperature – Voltage Below Normal | ||
| 316-0 | 520192 | 15 | CGI Mass Flow Rate – High – Least Severe (1) | ||
| 316-11 | 520192 | 16 | CGI Mass Flow Rate – High – Moderate Severity (2) | ||
| 316-14 | 520192 | 18 | CGI Mass Flow Rate – Low – Moderate Severity (2) | ||
| 316-3 | 520196 | 3 | CGI Differential Pressure – Voltage Above Normal | ||
| 316-4 | 520196 | 4 | CGI Differential Pressure – Voltage Below Normal | ||
| 317-5 | 520194 | 5 | CGI Actuator Shaft Position – Current Below Normal | ||
| 317-6 | 520194 | 6 | CGI Actuator Shaft Position – Current Above Normal | ||
| 318-11 | 3242 | 16 | Diesel Particulate Filter Intake Gas Temperature (Bank 1) – High – Moderate Severity (2) | ||
| 318-14 | 3242 | 18 | Diesel Particulate Filter Intake Gas Temperature (Bank 1) – Low – Moderate Severity (2) | ||
| 318-2 | 3242 | 2 | Diesel Particulate Filter Intake Gas Temperature (Bank 1) – Erratic, Intermittent, or Incorrect | ||
| 318-3 | 3242 | 3 | Diesel Particulate Filter Intake Gas Temperature (Bank 1) – Voltage Above Normal | ||
| 318-4 | 3242 | 4 | Diesel Particulate Filter Intake Gas Temperature (Bank 1) – Voltage Below Normal | ||
| 319-11 | 3276 | 16 | Diesel Particulate Filter Intake Gas Temperature (Bank 2) – High – Moderate Severity (2) | ||
| 319-14 | 3276 | 18 | Diesel Particulate Filter Intake Gas Temperature (Bank 2) – Low – Moderate Severity (2) | ||
| 319-2 | 3276 | 2 | Diesel Particulate Filter Intake Gas Temperature (Bank 2) – Erratic, Intermittent, or Incorrect | ||
| 319-3 | 3276 | 3 | Diesel Particulate Filter Intake Gas Temperature (Bank 2) – Voltage Above Normal | ||
| 319-4 | 3276 | 4 | Diesel Particulate Filter Intake Gas Temperature (Bank 2) – Voltage Below Normal | ||
| 320-0 | 3246 | 15 | Diesel Particulate Filter Outlet Gas Temperature (Bank 1) – High – Least Severe (1) | ||
| 320-1 | 3246 | 18 | Diesel Particulate Filter Outlet Gas Temperature (Bank 1) – Low – Moderate Severity (2) | ||
| 320-11 | 3246 | 16 | Diesel Particulate Filter Outlet Gas Temperature (Bank 1) – High – Moderate Severity (2) | ||
| 320-2 | 3246 | 2 | Diesel Particulate Filter Outlet Gas Temperature (Bank 1) – Erratic, Intermittent, or Incorrect | ||
| 320-3 | 3246 | 3 | Diesel Particulate Filter Outlet Gas Temperature (Bank 1) – Voltage Above Normal | ||
| 320-4 | 3246 | 4 | Diesel Particulate Filter Outlet Gas Temperature (Bank 1) – Voltage Below Normal | ||
| 321-0 | 3280 | 15 | Diesel Particulate Filter Outlet Gas Temperature (Bank 2) – High – Least Severe (1) | ||
| 321-1 | 3280 | 18 | Diesel Particulate Filter Outlet Gas Temperature (Bank 2) – Low – Moderate Severity (2) | ||
| 321-11 | 3280 | 16 | Diesel Particulate Filter Outlet Gas Temperature (Bank 2) – High – Moderate Severity (2) | ||
| 321-2 | 3280 | 2 | Diesel Particulate Filter Outlet Gas Temperature (Bank 2) – Erratic, Intermittent, or Incorrect | ||
| 321-3 | 3280 | 3 | Diesel Particulate Filter Outlet Gas Temperature (Bank 2) – Voltage Above Normal | ||
| 321-4 | 3280 | 4 | Diesel Particulate Filter Outlet Gas Temperature (Bank 2) – Voltage Below Normal | ||
| 324-0 | 3251 | 16 | Diesel Particulate Filter Differential Pressure (Bank 1) – High – Moderate Severity (2) | ||
| 324-1 | 3251 | 18 | Diesel Particulate Filter Differential Pressure (Bank 1) – Low – Moderate Severity (2) | ||
| 324-11 | 3251 | Diesel Particulate Filter Differential Pressure (Bank 1) – High – Most Severe (3) | |||
| 324-2 | 3251 | 2 | Diesel Particulate Filter Differential Pressure (Bank 1) – Erratic, Intermittent, or Incorrect | ||
| 324-3 | 3251 | 3 | Diesel Particulate Filter Differential Pressure (Bank 1) – Voltage Above Normal | ||
| 324-4 | 3251 | 4 | Diesel Particulate Filter Differential Pressure (Bank 1) – Voltage Below Normal | ||
| 325-0 | 3285 | 16 | Diesel Particulate Filter Differential Pressure (Bank 2) – High – Moderate Severity (2) | ||
| 325-1 | 3285 | 18 | Diesel Particulate Filter Differential Pressure (Bank 2) – Low – Moderate Severity (2) | ||
| 325-11 | 3285 | Diesel Particulate Filter Differential Pressure (Bank 2) – High – Most Severe (3) | |||
| 325-2 | 3285 | 2 | Diesel Particulate Filter Differential Pressure (Bank 2) – Erratic, Intermittent, or Incorrect | ||
| 325-3 | 3285 | 3 | Diesel Particulate Filter Differential Pressure (Bank 2) – Voltage Above Normal | ||
| 325-4 | 3285 | 4 | Diesel Particulate Filter Differential Pressure (Bank 2) – Voltage Below Normal | ||
| 326-3 | 3241 | 3 | Exhaust Gas Temperature 1 – Voltage Above Normal | ||
| 326-4 | 3241 | 4 | Exhaust Gas Temperature 1 – Voltage Below Normal | ||
| 327-3 | 3249 | 3 | Exhaust Gas Temperature 2 – Voltage Above Normal | ||
| 327-4 | 3249 | 4 | Exhaust Gas Temperature 2 – Voltage Below Normal | ||
| 328-0 | 3245 | 15 | Exhaust Gas Temperature 3 – High – Least Severe (1) | ||
| 328-3 | 3245 | 3 | Exhaust Gas Temperature 3 – Voltage Above Normal | ||
| 328-4 | 3245 | 4 | Exhaust Gas Temperature 3 – Voltage Below Normal | ||
| 332-11 | 3480 | 16 | Aftertreatment No. 1 Fuel Pressure No. 1 – High – Moderate Severity (2) | ||
| 332-3 | 3480 | 3 | Aftertreatment No. 1 Fuel Pressure No. 1 – Voltage Above Normal | ||
| 332-4 | 3480 | 4 | Aftertreatment No. 1 Fuel Pressure No. 1 – Voltage Below Normal | ||
| 333-5 | 3479 | 5 | Aftertreatment No. 1 Fuel Pressure Control – Current Below Normal | ||
| 333-6 | 3479 | 6 | Aftertreatment No. 1 Fuel Pressure Control – Current Above Normal | ||
| 334-5 | 3482 | 5 | Aftertreatment No. 1 Fuel Enable Actuator – Current Below Normal | ||
| 334-6 | 3482 | 6 | Aftertreatment No. 1 Fuel Enable Actuator – Current Above Normal | ||
| 335-5 | 3484 | 5 | Aftertreatment No. 1 Ignition – Current Below Normal | ||
| 335-6 | 3484 | 6 | Aftertreatment No. 1 Ignition – Current Above Normal | ||
| 336-1 | 4077 | 17 | Aftertreatment No. 1 Fuel Pressure No. 2 – Low – Least Severe (1) | ||
| 336-11 | 4077 | 16 | Aftertreatment No. 1 Fuel Pressure No. 2 – High – Moderate Severity (2) | ||
| 336-3 | 4077 | 3 | Aftertreatment No. 1 Fuel Pressure No. 2 – Voltage Above Normal | ||
| 336-4 | 4077 | 4 | Aftertreatment No. 1 Fuel Pressure No. 2 – Voltage Below Normal | ||
| 341-6 | 3490 | 6 | Aftertreatment No. 1 Purge Air Actuator – Current Above Normal | ||
| 349-1 | 3486 | 17 | Aftertreatment No. 1 Purge Air Pressure – Low – Least Severe (1) | ||
| 349-7 | 3486 | 7 | Aftertreatment No. 1 Purge Air Pressure – Not Responding Properly | ||
| 3-5 | 653 | 5 | Engine Injector Cylinder No. 03 – Current Below Normal | ||
| 350-5 | 3487 | 5 | Aftertreatment No. 1 Air Pressure Control – Current Below Normal | ||
| 350-6 | 3487 | 6 | Aftertreatment No. 1 Air Pressure Control – Current Above Normal | ||
| 350-7 | 3487 | 7 | Aftertreatment No. 1 Air Pressure Control – Not Responding Properly | ||
| 356-11 | 3473 | 31 | Aftertreatment No. 1 Failed to Ignite | ||
| 357-11 | 3474 | 31 | Aftertreatment No. 1 Loss of Combustion | ||
| 3-6 | 653 | 6 | Engine Injector Cylinder No. 03 – Current Above Normal | ||
| 362-5 | 3659 | 5 | Engine Injector Cylinder No. 1 Actuator 2 – Current Below Normal | ||
| 362-6 | 3659 | 6 | Engine Injector Cylinder No. 1 Actuator 2 – Current Above Normal | ||
| 363-5 | 3660 | 5 | Engine Injector Cylinder No. 2 Actuator 2 – Current Below Normal | ||
| 363-6 | 3660 | 6 | Engine Injector Cylinder No. 2 Actuator 2 – Current Above Normal | ||
| 364-5 | 3661 | 5 | Engine Injector Cylinder No. 3 Actuator 2 – Current Below Normal | ||
| 364-6 | 3661 | 6 | Engine Injector Cylinder No. 3 Actuator 2 – Current Above Normal | ||
| 365-5 | 3662 | 5 | Engine Injector Cylinder No. 4 Actuator 2 – Current Below Normal | ||
| 365-6 | 3662 | 6 | Engine Injector Cylinder No. 4 Actuator 2 – Current Above Normal | ||
| 366-5 | 3663 | 5 | Engine Injector Cylinder No. 5 Actuator 2 – Current Below Normal | ||
| 366-6 | 3663 | 6 | Engine Injector Cylinder No. 5 Actuator 2 – Current Above Normal | ||
| 367-5 | 3664 | 5 | Engine Injector Cylinder No. 6 Actuator 2 – Current Below Normal | ||
| 367-6 | 2664 | 6 | Engine Injector Cylinder No. 6 Actuator 2 – Current Above Normal | ||
| 373-3 | 3830 | 3 | Aftertreatment No. 1 Secondary Air Differential Pressure – Voltage Above Normal | ||
| 373-4 | 3830 | 4 | Aftertreatment No. 1 Secondary Air Differential Pressure – Voltage Below Normal | ||
| 38-3 | 38 | 3 | Second Fuel Level – Voltage Above Normal | ||
| 3832-0 | 3832 | 15 | Aftertreatment No. 1 Secondary Air Mass Flow – High – Least Severe (1) | ||
| 3832-1 | 3832 | 17 | Aftertreatment No. 1 Secondary Air Mass Flow – Low – Least Severe (1) | ||
| 38-4 | 38 | 4 | Second Fuel Level – Voltage Below Normal | ||
| 385-1 | 2948 | 18 | Engine Intake Valve Actuation System Oil Pressure – Low – Moderate Severity (2) | ||
| 385-3 | 2948 | 3 | Engine Intake Valve Actuation System Oil Pressure – Voltage Above Normal | ||
| 385-4 | 2948 | 4 | Engine Intake Valve Actuation System Oil Pressure – Voltage Below Normal | ||
| 388-11 | 3715 | 31 | Diesel Particulate Filter Active Regeneration Inhibited Due to Permanent System Lockout | ||
| 393-11 | 3703 | 31 | Diesel Particulate Filter Active Regeneration Inhibited Due to Inhibit Switch | ||
| 394-11 | 3714 | 31 | Diesel Particulate Filter Active Regeneration Inhibited Due to Temporary System Lockout | ||
| 396-6 | 4265 | 6 | Aftertreatment No. 1 Transformer Secondary Output – Current Above Normal | ||
| 396-6 | 4077 | 18 | Aftertreatment No. 1 Fuel Pressure No. 2 – Low – Moderate Severity (2) | ||
| 40-5 | 925 | 5 | Auxiliary Output No. 2 – Current Below Normal | ||
| 40-6 | 925 | 6 | Auxiliary Output No. 2 – Current Above Normal | ||
| 41-3 | 678 | 3 | ECU 8 Volts DC Supply – Voltage Above Normal | ||
| 41-4 | 678 | 4 | ECU 8 Volts DC Supply – Voltage Below Normal | ||
| 43-2 | 158 | 2 | Battery Potential (Voltage) Switched – Erratic, Intermittent, or Incorrect | ||
| 4-5 | 654 | 5 | Engine Injector Cylinder No. 04 – Current Below Normal | ||
| 4-6 | 654 | 6 | Engine Injector Cylinder No. 04 – Current Above Normal | ||
| 51-5 | 926 | 5 | Auxiliary Output No. 3 – Current Below Normal | ||
| 51-6 | 926 | 6 | Auxiliary Output No. 3 – Current Above Normal | ||
| 52-11 | 2813 | 31 | Engine Air Shutoff Command Status | ||
| 52-5 | 2646 | 5 | Auxiliary Output No. 4 – Current Below Normal | ||
| 52-6 | 2646 | 6 | Auxiliary Output No. 4 – Current Above Normal | ||
| 53-5 | 2647 | 5 | Auxiliary Output No. 5 – Current Below Normal | ||
| 53-6 | 2647 | 6 | Auxiliary Output No. 5 – Current Above Normal | ||
| 54-5 | 706 | 5 | Auxiliary I/O No. 06 – Current Below Normal | ||
| 54-6 | 706 | 6 | Auxiliary I/O No. 06 – Current Above Normal | ||
| 5-5 | 655 | 5 | Engine Injector Cylinder No. 05 – Current Below Normal | ||
| 55-5 | 707 | 5 | Auxiliary I/O No. 07 – Current Below Normal | ||
| 55-6 | 707 | 6 | Auxiliary I/O No. 07 – Current Above Normal | ||
| 5-6 | 655 | 6 | Engine Injector Cylinder No. 05 – Current Above Normal | ||
| 64-8 | 723 | 8 | Engine Speed Sensor No. 2 – Abnormal Frequency, Pulse Width, or Period | ||
| 6-5 | 656 | 5 | Engine Injector Cylinder No. 06 – Current Below Normal | ||
| 6-6 | 656 | 6 | Engine Injector Cylinder No. 06 – Current Above Normal | ||
| 71-0 | 592 | 31 | Engine Idle Shutdown Timer Override | ||
| 71-1 | 593 | 31 | Engine Idle Shutdown Has Shutdown Engine | ||
| 71-11 | 1237 | 31 | Engine Shutdown Override Switch | ||
| 71-11 | 1237 | 14 | Engine Shutdown Override Switch – Special Instruction | ||
| 71-14 | 593 | 31 | Engine Idle Shutdown has Shutdown Engine | ||
| 84-0 | 84 | Wheel-Based Vehicle Speed – High – Most Severe (3) | |||
| 84-1 | 84 | 1 | Wheel-Based Vehicle Speed – Low – Most Severe (3) | ||
| 84-10 | 84 | 10 | Wheel-Based Vehicle Speed – Abnormal Rate of Change | ||
| 84-14 | 84 | 14 | Wheel-Based Vehicle Speed – Special Instruction | ||
| 84-2 | 84 | 2 | Wheel-Based Vehicle Speed – Erratic, Intermittent, or Incorrect | ||
| 84-8 | 84 | 8 | Wheel-Based Vehicle Speed – Abnormal Frequency, Pulse Width, or Period | ||
| 91-13 | 91 | 13 | Accelerator Pedal Position 1 – Calibration Required | ||
| 91-8 | 91 | 8 | Accelerator Pedal Position 1 – Abnormal Frequency, Pulse Width, or Period | ||
| 94-3 | 94 | 3 | Engine Fuel Delivery Pressure – Voltage Above Normal | ||
| 94-4 | 94 | 4 | Engine Fuel Delivery Pressure – Voltage Below Normal | ||
| 96-3 | 96 | 3 | Fuel Level – Voltage Above Normal | ||
| 96-4 | 96 | 4 | Fuel Level – Voltage Below Normal | ||
| SPN 3241 FMI 20 | 3241 | 20 | Exhaust Gas Temperature 1 – Data Drifted High | ||
| SPN 3245 FMI 20 | 3245 | 20 | Exhaust Gas Temperature 3 – Data Drifted High | ||
| SPN 3249 FMI 20 | 3249 | 20 | Exhaust Gas Temperature 2 – Data Drifted High | ||
| SPN 3251 FMI 20 | 3251 | 20 | Diesel Particulate Filter Differential Pressure (Bank 1) – Data Drifted High | ||
| SPN 3251 FMI 21 | 3251 | 21 | Diesel Particulate Filter Differential Pressure (Bank 1) – Data Drifted Low | ||
| SPN 3285 FMI 20 | 3285 | 20 | Diesel Particulate Filter Differential Pressure (Bank 2) – Data Drifted High | ||
| SPN 3285 FMI 21 | 3285 | 21 | Diesel Particulate Filter Differential Pressure (Bank 2) – Data Drifted Low | ||
| SPN 3720 FMI 15 | 3720 | 15 | Particulate Trap No. 1 Ash Load Percent – High – Least Severe (1) | ||
| SPN 3723 FMI 15 | 3723 | 15 | Particulate Trap No. 2 Ash Load Percent – High – Least Severe (1) | ||
| SPN 4301 FMI 5 | 4301 | 5 | Aftertreatment No. 1 Fuel Injector No. 1 Heater Control – Current Below Normal | ||
| SPN 4301 FMI 6 | 4301 | 6 | Aftertreatment No. 1 Fuel Injector No. 1 Heater Control – Current Above Normal | ||
| SPN 520193 FMI 20 | 520193 | 20 | CGI Gas Temperature – Data Drifted High |