Cummins ISB 6.7 Overview

Cummins ISB 6.7 Specs:

Production Years:

2007.5 – current

Configuration:

Inline 6 cylinder

B10 Life:

250,000 miles (~400,000 km)

B50 Life:

350,000 miles (~560,000 km)

Displacement:

408 cubic inches, 6.7 liters

Bore:

4.21 in (107 mm)

Stroke:

4.88 in (124 mm)

Cylinder Head Material:

Cast iron

Engine Block Material:

2007 – 2018

Gray cast iron

2019 +

Compacted graphite iron (CGI)

Firing Order:

1-5-3-6-2-4

Compression Ratio:

2007 – 2018

17.3 : 1

2019+ Std Output

19.0 : 1

2019+ High Output

16.2 : 1

Injection:

2007 – 2018

Direct injection, electronically controlled Bosch CP3 high pressure common rail, 26,000 psi max injection pressure

2019+

Direct injection, electronically controlled Bosch CP4.2 high pressure common rail, 29,000 psi max injection pressure

Aspiration:

2007 – 2018

Holset HE351VE variable geometry turbocharger (VGT), integrated exhaust brake function, air-to-air intercooler

2019+

Holset variable geometry turbocharger (VGT, model to be confirmed), air-to-air intercooler

Valvetrain:2007 – 2018OHV, 4 valves per cylinder, solid roller lifters, cam-in-block
2019+OHV, 4 valves per cylinder, hydraulic lifters, cam-in-block
Reciprocating assembly:2007 – 2018Cast aluminum pistons, powdered metal connecting rods
2019+Cast aluminum pistons, forged alloy steel connecting rods
Weight:2007 – 2018~1,120 lbs dry
2019+~ 1,060 lbs dry
Oil Capacity:2007 – 201812 U.S. qts w/ filter
2019To be confirmed
Fuel:ULSD; 2007 – 2013 models are B5 Biodiesel compatible, 2013.5+ models are B20 biodiesel compatible
Governed Speed:• 3,013 rpm (2007 – 2012)
• 3,000 rpm (2013+)
Horsepower:350 – 400 hp, see chart below
Torque:610 – 1,000 lb-ft, see chart below
Dimensions:LengthWidthHeight
41.7″28.6″37.8″

Related Links:

Cummins Insite
Cummins Insite Lite
Cummins Diagnostic Laptops

More Cummins Fault Codes

Cummins ISB 6.7 Fault Codes

Fault Code 111
Electronic Control Module Critical Internal Failure. Bad Intelligent Device or Component.

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

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

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

Fault Code 124
Intake Manifold 1 Pressure – Data Valid but Above Normal Operational Range – Moderately Severe Level.

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

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

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

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

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

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

Fault Code 143
Engine Oil Rifle Pressure – Data Valid but Below Normal Operational Range – Moderately Severe Level.

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

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

Fault Code 151
Engine Coolant Temperature – Data Valid But Above Normal Operational Range – Most Severe Level.

Fault Code 153
Intake Manifold 1 Temperature Sensor Circuit – Voltage Above normal or Shorted to High Source.

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

Fault Code 155
Intake Manifold 1 Temperature – Data Valid but Above Normal Operational Range – Most Severe Level. 

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

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

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

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

Fault Code 197
Coolant Level – Data Valid but Below Normal Operating Range – Moderately Severe Level.

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

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

Fault Code 234
Engine Crankshaft Speed/Position – Data Valid but Above Normal Operational Range – Most Severe Level.

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

Fault Code 239
Sensor Supply 3 Circuit – Voltage Above Normal or Shorted to High Source.

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

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

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

Fault Code 252
Engine Oil Level – Data Erratic, Intermittent, or Incorrect.

Fault Code 253
Engine Oil Level – Data Valid but Below Normal Operational Range – Most Severe Level.

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

Fault Code 271
Fuel Pump Pressurizing Assembly 1 Circuit – Voltage Below Normal or Shorted to Low Source. 

Fault Code 272
Fuel Pump Pressurizing Assembly 1 Circuit – Voltage Above Normal or Shorted to High Source.

Fault Code 281
Fuel Pump Pressurizing Assembly 1 – Mechanical System Not Responding Properly or Out of Adjustment.

Fault Code 285
SAE J1939 Multiplexing PGN Timeout Error – Abnormal Update Rate.

Fault Code 286
SAE J1939 Multiplexing Configuration Error – Out of Calibration.

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

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

Fault Code 292
Auxiliary Temperature Sensor Input 1 – Special Instructions

Faulty Code 293
Auxiliary Temperature Sensor Input 1 Circuit – Voltage Above Normal or Shorted to High Source.

Fault Code 294
Auxiliary Temperature Sensor Input 1 Circuit – Voltage Below Normal or Shorted to Low Source.

Fault Code 295
Barometric Pressure – Data Erratic, Intermittent, or Incorrect. 

Fault Code 296
Auxiliary Pressure Sensor Input 1 – Special Instructions

Fault Code 297
Auxiliary Pressure Sensor Input 1 Circuit – Voltage Above Normal or Shorted to High Source

Fault Code 298
Auxiliary Pressure Sensor Input 1 Circuit – Voltage Below Normal or Shorted to Low Source.

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

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

Fault Code 324
Injector Solenoid Driver 3 Circuit – Current Below Normal or Open Circuit.

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

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

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

Fault Code 334 
Engine Coolant Temperature – Data Erratic, Intermittent, or Incorrect.

Fault Code 343
Engine Coolant Temperature – Data erratic, Intermittent, or Incorrect.

Fault Code 351
Injector Power Supply – Bad Intelligent Device or Component.

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

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

Fault Code 415
Engine Oil Rifle Pressure Data Valid but Below Normal Operating Level.

Fault Code 418
Water-In-Fuel Indicator – Data Valid but Above Normal Operating Range.

Fault Code 427
SAE J1939 Datalink – Abnormal Update Rate.

Fault Code 428
Water-In-Fuel Indicator Sensor Circuit – Voltage Above Normal or Shorted to High Source.

Fault Code 429
Water-In-Fuel Indicator Sensor Circtui – Voltage Below Normal or Shorted to Low Source. 

Fault Code 431
Acceleration Pedal or Lever Idle Validation Circuit – Data Erratic, Intermittent, or Incorrect. 

Fault Code 432
Accelerator Pedal or Lever Idle Validation Circuit – Out of Calibration.

Fault Code 435b
Engine Oil Rifle Pressure – Data Erratic, Intermittent, or Incorrect. 

Fault Code 435cl
Engine Oil Rifle Pressure – Data Erratic, Intermittent, or Incorrect. 

Fault Code 441
Battery 1 Voltage – Data Valid but Below Normal Operational Range – Moderately Severe Level

Fault Code 442
Battery 1 Voltage – Data Valid but Above Normal Operational Range – Moderately Severe Level

Fault Code 449b
Injector Metering Rail Number 1 Pressure – Data Valid but Above Normal Operating Range – Most Severe Level

Fault Code 449cl
Injector Metering Rail Number 1 Pressure – Data Valid but Above Normal Operating Range – Most Severe Level

Fault Code 451
Injector Metering Rail Number 1 Pressure Sensor Circuit – Voltage Above Normal or Shorted to High.

Fault Code 452
Injector Metering Rail Number 1 Pressure Sensor Circuit – Voltage Below Normal or Shorted to Low.

Fault Code 471
Engine Oil Level – Data Valid but Below Normal Operational Range – Least Sever Level

Fault Code 488
Intake Manifold 1 Temperature – Data Valid but Above Normal Operational Range – Moderately Severe Level

Fault Code 499
Engine Oil Level Sensor Circuit – Voltage below normal or shorted to low source.

Fault Code 528
Auxiliary Alternate Torque Validation Switch – Data Erratic, Intermittent, or Incorrect. 

Fault Code 529
Auxiliary Input/Output 3 Circuit – Voltage Above Normal or Shorted to High Source.

Fault Code 553b
Injector Metering Rail Number 1 Pressure – Data Valid But Above Normal Operating Range – Moderately Severe Level

Fault Code 553cl
Injector Metering Rail Number 1 Pressure – Data Valid but Above Normal Operating Range – Moderately Severe Level

Fault Code 554 
Injector Metering Rail 1 Pressure – Data Erratic, Intermittent, or Incorrect.

Fault Code 555b
Crankcase Pressure – Data Valid but Above Normal Operational Range – Moderately Severe Level.

Fault Code 555cl
Crankcase Pressure – Data Valid but Above Normal Operational Range – Moderately Severe Level.

Fault Code 556b
Crankcase Pressure – Data Valid but Above Normal Operational Range – Most Severe

Fault Code 556cl 
Crankcase Pressure – Data Valid but Below Normal Operational Range – Moderately Severe Level

Fault Code 559b
Injector Metering rail 1 pressure – Data Valid but Below Normal Operational Range – Moderately Severe Level

Fault Code 559cl
Injector Metering Rail 1 Pressure – Data Valid but Below Normal Operating range – Moderately Severe Level 

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

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

Fault Code 596
Electrical Charging System Voltage – Data Valid but Above Normal Operating Range – Moderately Severe Level

Fault Code 597
Electrical Charging System Voltage – Data Valid but Below Normal Operating Range – Moderately Severe Level

Fault Code 598
Electrical Charging System Voltage – Data Valid but Below Normal Operating range – Most Severe Level

Fault Code 599
Auxiliary Commanded Dual Output Shutdown – Special Instructions

Fault Code 649
Engine Oil Change Interval – Condition Exists

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

Fault Code 687  Turbocharger 1 Speed – Data Valid but Below Normal Operating Range – Moderately Severe Level

Fault Code 688
Engine Oil Level – Data Valid but Above Normal Operational Range – Most Severe Level 

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

Fault Code 691
Turbocharger 1 Compressor Inlet Temperature Sensor Circuit – Voltage Above Normal or Shorted to Low

Fault Code 692
Turbocharger 1 Compressor Inlet Temperature Sensor Circuit – Voltage Below Normal or Shorted to Low

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

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

Fault Code 778
Engine Camshaft Speed/ Position – Data Erratic, Intermittent, or Incorrect. 

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

Fault Code 1117
Power Supply Lost With Ignition On – Data Erratic, Intermittent, or Incorrect.

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

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

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

Fault Code 1663
Catalyst Inlet Temperature Sensor Swapped with Outlet – Condition Exists

Fault Code 1664
Catalyst Missing – Condition Exists

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

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

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

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

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

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

Fault Code 1691
Catalyst Efficiency – Out of Calibration

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

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

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

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

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

Fault Code 1877 Aftertreatment Exhaust gas Temperature 3 Circuit – Voltage Below Normal or Shorted to Low Source

Fault Code 1878
Aftertreatment Exhaust gas temperature 3 – Data Erratic, Intermittent, or Incorrect

Fault Code 1879
Aftertreatment Pariculate Filter Differential Pressure Sensor Circuit – Voltage Above Normal or Shorted to High Source

Fault Code 1881
Aftertreatment Pariculate Filter Differential Pressure Sensor Circuit – Voltage Above Normal or Shorted to Low Source

Fault Code 1883
Aftertreatmment Diesel Particulate Filter Differential Pressure Sensor – Data Erratic, Intermittent, or Incorrect. 

Fault Code 1896
EGR Valve Controller – Out of Calibration

Fault Code 1899
Exhaust Gas Recirculation Valve Delta Pressure – Data Valid But Below Normal Operating Range – Moderately Severe.

Fault Code 1911b
Injector Metering Rail Number 1 Pressure – Data Valid but Below Normal Operating Range – Moderately Severe Level

Fault Code 1911cl
Injector Metering Rail Number 1 Pressure – Data Valid but Above Normal Operating Range – Most Severe Level

Fault Code 1921
Aftertreatment Diesel particulate Filter Differential Pressure – Data Valid but Above Normal Operating Range – Moderately Severe Level

Fault Code 1938
ECU Power Output Supply Voltage 1 – Data Valid but Below Normal Operational Range – Moderately Severe Level

Fault Code 1942
Crankcase Pressure – Data Erratic, Intermittent, or Incorrect

Fault Code 1943
Ambient Air Density – Data Valid but Below Normal Operational Range – Lease Severe Level

Fault Code 1962
VGT Actuator Driver Over Temperature (Calculated) – Data Valid but Above Normal Operational Range – Least Severe Level

Fault Code 1966
Aftertreatment Exhaust Gas Temperature 1 – Data Valid but Above Normal Operational Range – Moderately Severe Level

Fault Code 1968
Aftertreatment Exhaust Gas Temperature 2 – Data Valid but Above Normal Operational Range – Moderately Severe Level

Fault Code 1969
Aftertreatment Exhaust Gas Temperature 2 – Data Valid but Above Normal Operational Range – Most Severe

Fault Code 1972
Exhaust Gas Temperature 3 – Data Valid but Above Normal Operational Range – Moderately Severe Level

Fault Code 1973
Exhaust Gas Temperature 3 – Data Valid but Above Normal Operational Range – Most Severe Level

Fault Code 1974
Crankcase Pressure – Data Valid but Above Normal Operational Range – Least Severe Level

Fault Code 1981
Aftertreatment Particulate Filter Differential Pressure – Data Valid but Above Normal Operating Range – Least Severe Level.

Fault Code 1993
Aftertreatment Particulate Trap Missing – Condition Exists

Fault Code 2182
Engine Brake Actuator Driver 1 Circuit – Voltage Above Normal or Shorted to High Source

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

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

Fault Code 2185
Auxiliary Equipment Sensor Input 3 Engine Protection Critical – Special Instructions

Fault Code 2198
VGT Actuator Driver Circuit – Root Cause Not Known

Fault Code 2249
Injector Metering Rail 1 Pressure – Data Valid but Below Normal Operational Range – Moderately Severe

Fault Code 2265
Electric Lift Pump for Engine Fuel Supply Circuit – Voltage Above Normal or Shorted to High Source

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

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

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

Fault Code 2288
Turbocharger 1 Speed – Data Valid but Above Normal Operational Range – Least Severe Level

Fault Code 2311
Electronic Fuel Injection Control Valve Circuit – Condition Exists

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

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

Fault Code 2345
Turbocharger 1 Speed – Abnormal Rate of Change

Fault Code 2346
Turbocharger Turbine Inlet Temperature (Calculated) – Data Valid but Above Normal Operational Ranges – Moderately Severe Level

Fault Code 2347
Turbocharger Compressor Outlet Temperature (Calculated) – Data Valid but Above Normal Operational Ranges – Least Severe

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

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

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

Fault Code 2359
Exhaust Gas Recirculation Valve Differential Pressure – Data Valid but Above Normal Operating Range

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

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

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

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

Fault Code 2375
Exhaust Gas Recirculation Temperature Sensor Circuit – Voltage Above Normal or Shorted to high Source

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

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

Fault Code 2387
Variable Geometry Turbocharger (VGT) Actuator Driver Circuit (Motor) – Mechanical System Not Responding Properly or Out of Adjustment

Fault Code 2448
Coolant Level – Data Valid but Below Normal Operational Range – Least Severe Level

Fault Code 2449
VGT Actuator Controller – Out of Calibration

Fault Code 2451
Turbocharger Turbine Inlet Temperature (calculated) – Data Valid but Above Normal Operational Range – Moderately Severe Level

Fault Code 2554
Exhaust Gas Pressure – Data erratic, Intermittent, or Incorrect

Fault Code 2555
Intake Air Heater 1 Circuit – Voltage Above Normal or Shorted to High Source

Fault Code 2556
Intake Air Heater 1 Circuit – Voltage Below Normal or Shorted to Low Source

Fault Code 2557
Auxiliary PWM Driver 1 – Voltage Above Normal or Shorted to high Source

Fault Code 2558
Auxiliary PWM Driver 1 – Voltage Below Normal or Shorted to Low Source

Fault Code 2634
VGT Actuator Controller – Bad Intelligent Device or Component

Fault Code 2637
Catalyst Face Plugged – Root Cause Not Known

Fault Code 2638
Catalyst Efficiency – Out of Calibration

Fault Code 2639
Aftertreatment Diesel Particulate Filter Differential Pressure – Data Valid but Above Normal Operating Ranges

Fault Code 2646
Engine Coolant Temperature – Condition Exists

Fault Code 2728
Aftertreatment Fuel Injector 1 – Data Valid but Above Normal Operational Range – Moderately Severe Level

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

Fault Code 2473
Aftertreatment Exhaust Gas Temperature 2 – Data Valid but Below Normal Operating Range – Moderately Severe Level

Fault Code 2754
Engine Particulate Filter Inlet Pressure – Data Valid but Above Normal Operational Range – Moderately Severe Level

Fault Code 2765
Engine Injector Bank 1 Barcodes – Out of Calibration

Fault Code 2777
Particulate Trap Active Regeneration Inhibited Due to Permit Switch – Condition Exists

Fault Code 2778
Aftertreatment Fuel Rate – Data Valid but Above Normal Operational Range – Moderately Severe Level

Fault Code 2813
EGR Valve Control – Special Instructions

Fault Code 2962
Exhaust Gas Recirculation Temperature – Data Valid but Above Normal Operational Range – Moderately Severe Level

Fault Code 2963
Engine Coolant Temperature – Data Valid but Above Normal Operational Range – Least Severe Level

Fault Code 2964
Intake Manifold 1 Temperature – Data Valid but Above Normal Operational Range – Least Severe Level

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

Fault Code 3616
Variable Geometry Turbocharger (VGT) Actuator Position – Special Instructions

Fault Code 3738
Air Supply Actuator – Data Valid but Below Normal Operating Range – Moderately Severe Level