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 Cummins ISX Engine Fault Codes for the CM871 ECM (2007-2010 Engines)

Cummins ISX Engine Fault Codes for the CM871 ECM (2007-2010 Engines)

After treatment repairs can be costly. It is important to diagnose correctly to find the ROOT cause of the problem. Preventative maintenance is important, keep your DEF reservoir tank clean and test your fluid.

Fault Code 3582

(Codes 100-500)

111 Engine Control Module Critical Internal Failure – Bad Intelligent Device or Component

115 Engine Magnetic Speed/Position Lost Both of Two Signals – Data Erratic, Intermittent, or Incorrect

122 Intake Manifold 1 Pressure Sensor Circuit – Voltage Above Normal or Shorted to High Source

123 Intake Manifold 1 Pressure Sensor Circuit – Voltage Below Normal or Shorted to Low Source

125 Intake Manifold 1 Pressure – Data Valid But Below Normal Operating Range – Moderately Severe Level

131 Accelerator Pedal or Lever Position Sensor 1 Circuit – Voltage Above Normal or Shorted to High Source

132 Accelerator Pedal or Lever Position Sensor 1 Circuit – Voltage Below Normal or Shorted to Low Source

133 Remote Accelerator Pedal or Lever Position Sensor 1 Circuit – Voltage Above Normal or Shorted to High Source

134 Remote Accelerator Pedal or Lever Position Sensor 1 Circuit – Voltage Below Normal or Shorted to Low Source

135 Engine Oil Rifle Pressure 1 Sensor Circuit – Voltage Above Normal or Shorted to High Source

141 Engine Oil Rifle Pressure 1 Sensor Circuit – Voltage Below Normal or Shorted to Low Source

143 Engine Oil Rifle Pressure – Data Valid But Below Normal Operating Range – Moderately Severe Level

144 Engine Coolant Temperature 1 Sensor Circuit – Voltage Above Normal or Shorted to High Source

145 Engine Coolant Temperature 1 Sensor Circuit – Voltage Below Normal or Shorted to Low Source

146 Engine Coolant Temperature – Data Valid But Above Normal Operating Range – Moderately Severe Level

151 Engine Coolant Temperature – Data Valid But Above Normal Operating Range – Most Severe Level

153 Intake Manifold 1 Temperature Sensor Circuit – Voltage Above Normal or Shorted to High Source

154 Intake Manifold 1 Temperature Sensor Circuit – Voltage Below Normal or Shorted to Low Source

155 Intake Manifold 1 Temperature – Data Valid But Above Normal Operating Range – Most Severe Level

187 ism Sensor Supply 2 Circuit – Voltage Below Normal or Shorted to Low Source

187 isx Sensor Supply 2 Circuit – Voltage Below Normal or Shorted to Low Source

195 Coolant Level Sensor 1 Circuit – Choice

195-2wire Coolant Level Sensor 1 Circuit – Voltage Above Normal or Shorted to High Source

195-3wire Coolant Level Sensor 1 Circuit – Voltage Above Normal or Shorted to High Source

196 Coolant Level Sensor 1 Circuit – Choice

196-2wire Coolant Level Sensor 1 Circuit – Voltage Below Normal or Shorted to Low Source

196-3wire Coolant Level Sensor 1 Circuit – Voltage Below Normal or Shorted to Low Source

197 Coolant Level – Data Valid But Below Normal Operating Range – Moderately Severe Level

212 Engine Oil Temperature Sensor 1 Circuit – Voltage Above Normal or Shorted to High Source

213 Engine Oil Temperature Sensor 1 Circuit – Voltage Below Normal or Shorted to Low Source

214 Engine Oil Temperature High – Data Valid But Above Normal Operating Range – Most Severe Level

221 Barometric Pressure Sensor Circuit – Voltage Above Normal or Shorted to High Source

222 Barometric Pressure Sensor Circuit – Voltage Below Normal or Shorted to Low Source

227 Sensor Supply 2 Circuit – Voltage Above Normal or Shorted to High Source

234 Engine Crankshaft Speed/Position – Data Valid But Above Normal Operating Range – Most Severe Level

238 Sensor Supply 3 Circuit – Voltage Below Normal or Shorted to Low Source

241 Wheel-Based Vehicle Speed – Data Erratic, Intermittent, or Incorrect

242 Wheel-Based Vehicle Speed Sensor Circuit Tampering Has Been Detected – Abnormal Rate of Change

245 Fan Control Circuit – Voltage Below Normal or Shorted to Low Source

249 Ambient Air Temperature Sensor 1 Circuit – Voltage Above Normal or Shorted to High Source

254 Engine Fuel Shutoff Valve Driver Circuit – Voltage Below Normal or Shorted to Low Source

255 Engine Fuel Shutoff Valve Driver Circuit – Voltage Above Normal or Shorted to High Source

256 Ambient Air Temperature Sensor 1 Circuit – Voltage Below Normal or Shorted to Low Source

257 Engine Fuel Shutoff Valve Driver – Choice

257ism Engine Fuel Shutoff Valve Driver – Mechanical System Not Responding Properly or Out of Adjustment

257isx Engine Fuel Shutoff Valve Driver – Mechanical System Not Responding Properly or Out of Adjustment

263 Engine Fuel Temperature Sensor 1 Circuit – Voltage Above Normal or Shorted to High Source

265 Engine Fuel Temperature Sensor 1 Circuit – Voltage Below Normal or Shorted to Low Source

285 SAE J1939 Multiplexing PGN Timeout Error – Abnormal Update Rate

286 SAE J1939 Multiplexing Configuration Error – Out of Calibration

287 SAE J1939 Multiplexed Accelerator Pedal or Lever Sensor System – Received Network Data in Error

288 SAE J1939 Multiplexing Remote Accelerator Pedal or Lever Position Sensor System – Received Network Data in Error

295 Barometric Pressure – Data Erratic, Intermittent, or Incorrect

311 Injector Solenoid Driver Cylinder 1 Circuit – Current Above Normal or Grounded Circuit

312 Injector Solenoid Driver Cylinder 5 Circuit – Current Above Normal or Grounded Circuit

313 Injector Solenoid Driver Cylinder 3 Circuit – Current Above Normal or Grounded Circuit

314 Injector Solenoid Driver Cylinder 6 Circuit – Current Above Normal or Grounded Circuit

315 Injector Solenoid Driver Cylinder 2 Circuit – Current Above Normal or Grounded Circuit

319 Real Time Clock Power Interrupt – Data Erratic, Intermittent, or Incorrect

321 Injector Solenoid Driver Cylinder 4 Circuit – Current Above Normal or Grounded Circuit

322 Injector Solenoid Driver Cylinder 1 Circuit – Current Below Normal or Open Circuit

323 Injector Solenoid Driver Cylinder 5 Circuit – Current Below Normal or Open Circuit

324 Injector Solenoid Driver Cylinder 3 Circuit – Current Below Normal or Open Circuit

325 Injector Solenoid Driver Cylinder 6 Circuit – Current Below Normal or Open Circuit

331 Injector Solenoid Driver Cylinder 2 Circuit – Current Below Normal or Open Circuit

332 Injector Solenoid Driver Cylinder 4 Circuit – Current Below Normal or Open Circuit

338 Idle Shutdown Vehicle Accessories Relay Driver Circuit – Voltage Above Normal or Shorted to High Source

339 Idle Shutdown Vehicle Accessories Relay Driver Circuit – Voltage Below Normal or Shorted to Low Source

343 Engine Control Module Warning Internal Hardware Failure – Bad Intelligent Device or Component

346 Engine Control Module Calibration Memory Software – Bad Intelligent Device or Component

351 Injector Power Supply – Bad Intelligent Device or Component

352 Sensor Supply 1 Circuit – Voltage Below Normal or Shorted to Low Source

386 Sensor Supply 1 Circuit – Voltage Above Normal or Shorted to High Source

415 Engine Oil Rifle Pressure – Data Valid But Below Normal Operating Range – Most Severe Level

418 Water in Fuel Indicator – Data Valid But Above Normal Operating Range – Least Severe Level

421 Engine Oil Temperature – Data Valid But Above Normal Operating Range – Moderately Severe Level

427 SAE J1939 Data Link – Abnormal Update Rate

428 Water in Fuel Indicator Sensor Circuit – Voltage Above Normal or Shorted to High Source

429 Water in Fuel Indicator Sensor Circuit – Voltage Below Normal or Shorted to Low Source

435 Engine Oil Rifle Pressure – Data Erratic, Intermittent, or Incorrect

441 Battery 1 Voltage – Data Valid But Below Normal Operating Range – Moderately Severe Level

442 Battery 1 Voltage – Data Valid But Above Normal Operating Range – Moderate

482 Fuel Pressure Low – Data Valid But Below Normal Operating Range – Moderately Severe Level

Cummins ISX Engine Fault Codes

(Codes 501-999)
546 Fuel Delivery Pressure Sensor Circuit – Voltage Above Normal or Shorted to High Source

547 Fuel Delivery Pressure Sensor Circuit – Voltage Below Normal or Shorted to Low Source

555 Crankcase Pressure – Data Valid But Above Normal Operating Range – Moderately Severe Level

556 Crankcase Pressure – Data Valid But Above Normal Operating Range – Most Severe Level

584 Starter Relay Driver Circuit – Voltage Above Normal or Shorted to High Source

585 Starter Relay Driver Circuit – Voltage Below Normal or Shorted to Low Source

596 Electrical Charging System Voltage – Data Valid But Above Normal Operating Range – Moderately Severe Level

597 Electrical Charging System Voltage – Data Valid But Below Normal Operating Range – Moderately Severe Level

598 Electrical Charging System Voltage – Data Valid But Below Normal Operating Range – Most Severe Level

629 Turbocharger 1 Compressor Intake Pressure – Data Valid But Below Normal Operating Range – Moderately Severe Level

649 Engine Oil Change Interval – Condition Exists

686 Turbocharger 1 Speed – Data Erratic, Intermittent, or Incorrect

687 Turbocharger 1 Speed – Data Valid But Below Normal Operating Range – Moderately Severe Level

689 Engine Crankshaft Speed/Position – Choice

689ism Engine Crankshaft Speed/Position – Data Erratic, Intermittent, or Incorrect

689isx Engine Crankshaft Speed/Position – Data Erratic, Intermittent, or Incorrect

691 Turbocharger 1 Compressor Intake Temperature Sensor Circuit – Voltage Above Normal or Shorted to High Source

692 Turbocharger 1 Compressor Intake Temperature Sensor Circuit – Voltage Below Normal or Shorted to Low Source

697 ECM Internal Temperature Sensor Circuit – Voltage Above Normal or Shorted to High Source

698 ECM Internal Temperature Sensor Circuit – Voltage Below Normal or Shorted to Low Source

731 Engine Speed/Position Camshaft and Crankshaft Misalignment – Mechanical System Not Responding Properly or Out of Adjustment

778 Engine Camshaft Speed/Position Sensor – Choice

778ism Engine Camshaft Speed/Position Sensor – Data Erratic, Intermittent, or Incorrect

778isx Engine Camshaft Speed/Position Sensor – Data Erratic, Intermittent, or Incorrect

784 Adaptive Cruise Control Mode – Data Erratic, Intermittent, or Incorrect

Cummins ISX Engine Fault Codes

(Codes 1000-1499)
1117 Power Supply Lost With Ignition ON – Data Erratic, Intermittent, or Incorrect

1239 Accelerator Pedal or Lever Position Sensor 2 Circuit – Voltage Above Normal or Shorted to High Source

1241 Accelerator Pedal or Lever Position Sensor 2 Circuit – Voltage Below Normal or Shorted to Low Source

1242 Accelerator Pedal or Lever Position Sensor 1 and 2 – Data Erratic, Intermittent, or Incorrect

Cummins ISX Engine Fault Codes

(Codes 1500-1999)
1663 Aftertreatment Exhaust Gas Temperature 1 Swapped – Condition Exists

1664 Catalyst Missing – Condition Exists

1665 Aftertreatment Exhaust Gas Temperature 1 Circuit – Voltage Below Normal or Shorted to Low Source

1666 Aftertreatment Exhaust Gas Temperature 1 Circuit – Voltage Above Normal or Shorted to High Source

1667 Aftertreatment Exhaust Gas Temperature 1 – Data Erratic, Intermittent, or Incorrect

1674 Aftertreatment Exhaust Gas Temperature 2 Circuit – Voltage Below Normal or Shorted to Low Source

1675 Aftertreatment Exhaust Gas Temperature 2 Circuit – Voltage Above Normal or Shorted to High Source

1676 Aftertreatment Exhaust Gas Temperature 2 – Data Erratic, Intermittent, or Incorrect

1691 Catalyst Efficiency – Out of Calibration

1695 Sensor Supply 5 – Voltage Above Normal or Shorted to High Source

1696 Sensor Supply 5 – Voltage Below Normal or Shorted to Low Source

1843 Crankcase Pressure Circuit – Voltage Above Normal or Shorted to High Source

1844 Crankcase Pressure Circuit – Voltage Below Normal or Shorted to Low Source

1866 Exhaust Gas Recirculation Valve Delta Pressure – Data Erratic, Intermittent, or Incorrect

1876 Aftertreatment Exhaust Gas Temperature 3 Circuit – Voltage Above Normal or Shorted to High Source

1877 Aftertreatment Exhaust Gas Temperature 3 Circuit – Voltage Below Normal or Shorted to Low Source

1878 Aftertreatment Exhaust Gas Temperature 3 – Data Erratic, Intermittent, or Incorrect

1879 Aftertreatment Diesel Particulate Filter Differential Pressure Sensor Circuit – Voltage Above Normal or Shorted to High Source

1881 Aftertreatment Diesel Particulate Filter Differential Pressure Sensor Circuit – Voltage Below Normal or Shorted to Low Source

1883 Aftertreatment Diesel Particulate Filter Differential Pressure Sensor – Data Erratic, Intermittent, or Incorrect

1893 EGR Valve Control Circuit – Abnormal Update Rate

1895 EGR Valve Controller – Bad Intelligent Device or Component

1896 EGR Valve Controller – Out of Calibration

1899 Exhaust Gas Recirculation Valve Delta Pressure – Data Valid But Above Normal Operating Range – Moderately Severe Level

1921 Aftertreatment Particulate Filter Differential Pressure – Data Valid But Above Normal Operating Range – Moderately Severe Level

1922 Aftertreatment Particulate Filter Differential Pressure – Data Valid But Above Normal Operating Range – Most Severe Level

1923 Aftertreatment Fuel Shutoff Valve 1 Circuit – Voltage Above Normal or Shorted to High Source

1924 Aftertreatment Fuel Shutoff Valve 1 Circuit – Voltage Below Normal or Shorted to Low Source

1925 Aftertreatment Fuel Shutoff Valve 1 – Choice

1925ism Aftertreatment Fuel Shutoff Valve 1 – Data Erratic, Intermittent, or Incorrect

1925isx Aftertreatment Fuel Shutoff Valve 1 – Data Erratic, Intermittent, or Incorrect

1926 Aftertreatment Fuel Pressure Sensor – Data Erratic, Intermittent, or Incorrect

1927 Aftertreatment Fuel Pressure Sensor – Voltage Above Normal or Shorted to High Source

1928 Aftertreatment Fuel Pressure Sensor – Voltage Below Normal or Shorted to Low Source

1932 Aftertreatment Fuel Injection System – Data Erratic, Intermittent, or Incorrect

1933 ECU Power Output Supply Voltage 2 – Data Valid But Above Normal Operating Range – Moderately Severe Level

1934 ECU Power Output Supply Voltage 2 – Data Valid But Below Normal Operating Range – Moderately Severe Level

1935 EGR Actuator Driver Circuit – Root Cause Not Known

1938 ECU Power Output Supply Voltage 1 – Data Valid But Below Normal Operating Range – Moderately Severe Level

1942 Crankcase Pressure – Data Erratic, Intermittent, or Incorrect

1943 Ambient Air Density – Data Valid But Below Normal Operating Range – Least Severe Level

1961 EGR Valve Control Circuit Calculated Over Temperature – Data Valid But Above Normal Operating Range – Least Severe Level

1962 VGT Actuator Driver Over Temperature (Calculated – Data Valid But Above Normal Operating Range – Least Severe Level

1963 Aftertreatment Fuel Shutoff Valve 1 – Choice

1963ism Aftertreatment Fuel Shutoff Valve 1 – Mechanical System Not Responding Properly or Out of Adjustment

1963isx Aftertreatment Fuel Shutoff Valve 1 – Mechanical System Not Responding Properly or Out of Adjustment

1966 Aftertreatment Exhaust Gas Temperature 1 – Data Valid But Above Normal Operating Range – Most Severe Level

1968 Aftertreatment Exhaust Gas Temperature 2 – Data Valid But Above Normal Operating Range – Moderately Severe Level

1969 Aftertreatment Exhaust Gas Temperature 2 – Data Valid But Above Normal Operating Range – Most Severe Level

1972 Aftertreatment Exhaust Gas Temperature 3 – Data Valid But Above Normal Operating Range – Moderately Severe Level

1973 Aftertreatment Exhaust Gas Temperature 3 – Data Valid But Above Normal Operating Range – Most Severe Level

1974 Crankcase Pressure – Data Valid But Above Normal Operating Range – Least Severe Level

1977 Aftertreatment Fuel Injector 1 Circuit – Current Below Normal or Open Circuit

1981 Aftertreatment Particulate Filter Differential Pressure – Data Valid But Above Normal Operating Range – Least Severe Level – Choice

1981cpl_3774_3775 Aftertreatment Particulate Filter Differential Pressure – Data Valid But Above Normal Operating Range – Least Severe Level

1981non_cpl_3774_3775 Aftertreatment Particulate Filter Differential Pressure – Data Valid But Above Normal Operating Range – Least Severe Level

1993 Aftertreatment Particulate Filter Missing – Condition Exists

Cummins ISX Engine Fault Codes

(Codes 2000-2499)
2182 Engine Brake Actuator Driver 1 Circuit – Voltage Above Normal or Shorted to High Source

2183 Engine Brake Actuator Driver 1 Circuit – Voltage Below Normal or Shorted to Low Source

2185 Sensor Supply 4 Circuit – Voltage Above Normal or Shorted to High Source

2186 Sensor Supply 4 Circuit – Voltage Below Normal or Shorted to Low Source

2195 Auxiliary Equipment Sensor Input 3 Engine Protection Critical – Special Instructions

2198 VGT Actuator Driver Circuit – Root Cause Not Known

2215 Fuel Pump Delivery Pressure – Data Valid But Below Normal Operating Range – Moderately Severe Level

2216 Fuel Pump Delivery Pressure – Data Valid But Above Normal Operating Range – Moderately Severe Level

2272 EGR Valve Position Circuit – Voltage Below Normal or Shorted to Low Source

2273 Exhaust Gas Recirculation Valve Delta Pressure Sensor Circuit – Voltage Above Normal or Shorted to High Source

2274 Exhaust Gas Recirculation Valve Delta Pressure Sensor Circuit – Voltage Below Normal or Shorted to Low Source

2288 Turbocharger 1 Speed – Data Valid But Above Normal Operating Range – Least Severe Level

2311 Electronic Fuel Injection Control Valve Circuit – Condition Exists

2312 Timing Actuator Driver Circuit – Condition Exists

2313 Fuel Control Valve Solenoid Driver 2 Circuit – Condition Exists

2314 Engine Timing Actuator Driver 2 Circuit Error – Condition Exists

2319 Exhaust Back Pressure – Data Valid But Below Normal Operating Range – Moderately Severe Level

2321 Engine Crankshaft Speed/Position – Data Erratic, Intermittent, or Incorrect

2322 Engine Camshaft Speed/Position Sensor – Data Erratic, Intermittent, or Incorrect

2345 Turbocharger 1 Speed – Abnormal Rate of Change

2346 Turbocharger Turbine Intake Temperature (Calculated – Data Valid But Above Normal Operating Range – Least Severe Level

2347 Turbocharger Compressor Outlet Temperature (Calculated – Data Valid But Above Normal Operating Range – Least Severe Level

2349 EGR Valve Control Circuit – Current Below Normal or Open Circuit

2351 EGR Valve Control Circuit – Voltage Below Normal or Shorted to Low Source

2357 EGR Valve Control Circuit – Mechanical System Not Responding Properly or Out of Adjustment

2359 Exhaust Gas Recirculation Valve Delta Pressure – Data Valid But Above Normal Operating Range – Moderately Severe Level

2363 ism Engine Brake Actuator Driver Output 2 Circuit – Voltage Below Normal or Shorted to Low Source

2363 isx Engine Brake Actuator Driver Output 2 Circuit – Voltage Below Normal or Shorted to Low Source

2365 Engine Brake Actuator Driver Output 3 Circuit – Voltage Below Normal or Shorted to Low Source

2367 ism Engine Brake Actuator Driver Output 2 Circuit – Voltage Above Normal or Shorted to High Source

2367 isx Engine Brake Actuator Driver Output 2 Circuit – Voltage Above Normal or Shorted to High Source

2368 Engine Brake Actuator Driver Output 3 Circuit – Voltage Above Normal or Shorted to High Source

2372 Fuel Filter Differential Pressure – Data Valid But Above Normal Operating Range – Moderately Severe Level

2373 Exhaust Gas Pressure Sensor Circuit – Voltage Above Normal or Shorted to High Source

2374 Exhaust Gas Pressure Sensor Circuit – Voltage Below Normal or Shorted to Low Source

2375 Exhaust Gas Recirculation Temperature Sensor Circuit – Voltage Above Normal or Shorted to High Source

2376 Exhaust Gas Recirculation Temperature Sensor Circuit – Voltage Below Normal or Shorted to Low Source

2377 Fan Control Circuit – Voltage Above Normal or Shorted to High Source

2387 VGT Actuator Driver Circuit (Motor – Mechanical System Not Responding Properly or Out of Adjustment

2412 Fan Speed – Data Erratic, Intermittent, or Incorrect

2448 Coolant Level – Data Valid But Below Normal Operating Range – Least Severe Level

2449 VGT Actuator Controller – Out of Calibration

2451 Turbocharger Turbine Intake Temperature (Calculated – Data Valid But Above Normal Operating Range – Moderately Severe Level

Cummins ISX Engine Fault Codes

(Codes 2500-2999)
2551 Injector Metering Rail 2 Pressure – Data Valid But Above Normal Operating Range – Moderately Severe Level

2552 Injector Metering Rail 1 Pressure – Data Valid But Above Normal Operating Range – Moderately Severe Level

2554 Exhaust Gas Pressure – Data Erratic, Intermittent, or Incorrect

2634 VGT Actuator Controller – Bad Intelligent Device or Component

2635 VGT Actuator Driver Circuit – Condition Exists

2636 VGT Actuator Driver Circuit – Abnormal Update Rate

2637 Catalyst Face Plugged – Root Cause Not Known

2638 Catalyst Efficiency – Out of Calibration

2639 Aftertreatment Particulate Filter Differential Pressure – Data Valid But Above Normal Operating Range – Least Severe Level

2646 Engine Coolant Temperature – Condition Exists

2659 Engine Coolant Temperature – Condition Exists

2728 Aftertreatment Fuel Injector 1 – Data Valid But Above Normal Operating Range – Moderately Severe Level

2732 Aftertreatment Fuel Drain Valve Circuit – Voltage Above Normal or Shorted to High Source

2733 Aftertreatment Fuel Drain Valve Circuit – Voltage Below Normal or Shorted to Low Source

2738 Start Enable Device 1 Circuit (Ether Injection – Voltage Above Normal or Shorted to High Source

2739 Start Enable Device 1 Circuit (Ether Injection – Voltage Below Normal or Shorted to Low Source

2741 Aftertreatment Fuel Shutoff Valve 1 Swapped – Condition Exists

2742 Aftertreatment Exhaust Gas Temperature 2 – Data Valid But Below Normal Operating Range – Least Severe Level

2743 Aftertreatment Exhaust Gas Temperature 2 – Data Valid But Below Normal Operating Range – Moderately Severe Level

2754 Engine Particulate Filter Intake Pressure – Data Valid But Above Normal Operating Range – Moderately Severe Level

2764 Exhaust Gas Pressure – Data Valid But Above Normal Operating Range – Moderately Severe Level

2774 Engine Exhaust Gas Recirculation (EGR System – Condition Exists

2777 Particulate Trap Active Regeneration Inhibited Due to Inhibit Switch – Condition Exists

2789 Engine Coolant Temperature – Data Valid But Below Normal Operating Range – Moderately Severe Level

2813 EGR Valve Control – Special Instructions

2878 Aftertreatment Fuel Drain Valve – Choice

2878ism Aftertreatment Fuel Drain Valve – Mechanical System Not Responding Properly or Out of Adjustment

2878isx Aftertreatment Fuel Drain Valve – Mechanical System Not Responding Properly or Out of Adjustment

2879 ism Aftertreatment Fuel Drain Valve – Data Erratic, Intermittent, or Incorrect

2879 isx Aftertreatment Fuel Drain Valve – Data Erratic, Intermittent, or Incorrect

2881 Aftertreatment Fuel Pressure Sensor – Data Valid But Below Normal Operating Range – Least Severe Level

2961 Exhaust Gas Recirculation Temperature – Data Valid But Above Normal Operating Range – Least Severe Level

2962 Exhaust Gas Recirculation Temperature – Data Valid But Above Normal Operating Range – Moderately Severe Level

2963 Engine Coolant Temperature – Data Valid But Above Normal Operating Range – Least Severe Level

2964 Intake Manifold 1 Temperature – Data Valid But Above Normal Operating Range – Least Severe Level

2973 Intake Manifold 1 Pressure – Data Erratic, Intermittent, or Incorrect

Cummins ISX Engine Fault Codes

(Codes 3000-3499)
3167 After treatment Doser – Data Valid But Below Normal Operating Range – Moderately Severe Level

3348 Turbocharger 1 Compressor Intake Pressure – Data Valid But Below Normal Operating Range – Most Severe Level

3374 Roll Over Protection Brake Control Active – Condition Exists

3385 Intake Manifold 1 Temperature – Data Valid But Below Normal Operating Range – Moderately Severe Level

3488 Anti-Lock Braking (ABS Controller – Abnormal Update Rate

Cummins ISX Engine Fault Codes

(Codes 3500-3999)
3616 Engine VGT Nozzle Position – Mechanical System Not Responding or Out of Adjustment

3733 Crankcase Breather Filter Heater Circuit – Voltage Above Normal or Shorted to High Source

3734 Crankcase Breather Filter Heater Circuit – Voltage Below Normal or Shorted to Low Source

Cummins ISX Engine Fault Codes

(Codes 4000-4499)
4214 Aftertreatment 1 Diesel Oxidation Catalyst System – Data Valid But Below Normal Operating Range – Moderately Severe Level – Choice

4214 (cpl_3774_3775) Aftertreatment 1 Diesel Oxidation Catalyst System – Data Valid But Below Normal Operating Range – Moderately Severe Level

4214 (non_cpl_3774_3775) Aftertreatment 1 Diesel Oxidation Catalyst System – Data Valid But Below Normal Operating Range – Moderately Severe Level

4282 Aftertreatment Diesel Oxidation Catalyst Conversion Efficiency – Condition Exists

4283 Aftertreatment Doser – Data Valid But Below Normal Operating Range – Condition Exists