Cummins fault code 2198. The VGT actuator has been installed incorrectly.

Cummins fault code 2198 Home Cummins ISX11. I believe a couple of weeks. Customer: freightliner L9 engine cummins engine SN 73515206 2554active 1897 active 1898 active 1894 inactive 2198 inactive have not looked at turbo or VGT other than to make sure all connectors and piping to sensor were intact. This issue occurred over a year ago, and now it has happened again, appearing randomly along with a random engine derate that lasted for three hours. Contact your local Cummins dealer for more information. Home Cummins X15 CM2350 X116B Performance Series (2018 & Newer) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit- Root Cause Not Known 18 August, 2025 Home Cummins ISX11. A P2198 code is caused by an ECM (Engine Control Module) receiving a signal from the sensor readings that are beyond the range it can accept. Cummins ISX15 CM2250 (2010-12) Fault Code: 2198 PID: SID 27 SPN: 641 FMI: 11 VGT Actuator Driver Circuit- Root Cause Not Known Circuit Description The variable geometry turbocharger (VGT) is electronically activated by the VGT actuator. Thanks ! Cummins ISB4. The VGT actuator is a smart device and receives information via the J1939 data link from the primary engine control Cummins ISX12 CM2250 (2010-12) Fault Code: 2183 (HD) PID: SID 79 SPN: 1072 FMI: 4 Engine Brake Actuator Driver 1 Circuit- Voltage Below Normal or Shorted to Low Source Cummins ISX12 CM2250 (2010-12) Fault Code: 2182 (MR) PID: SID 79 SPN: 1072 FMI: 3 Engine Brake Actuator Driver 1 Circuit- Voltage Above Normal or Shorted to High Source Terug This fault code is logged when the VGT smart actuator did not receive a valid J1939 message from the primary engine ECM for 1 second. So what does the Cummins Ecm mean by Abnormal Update Rate? A Computer has to able to take in Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit- Root Cause Not Known Cummins ISX11. You will need to navigate to the following screens to obtain the complete fault code information or connect to the truck using the appropriate scan tool and diagnostic software to retrieve the full fault code details. INSITE™ Fault Information System (FIS) FIS is a downloadable version of the fault code troubleshooting manual. The issue is difficult to reproduce and is not able to be duplicated in a road test. Mar 21, 2025 · Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit- Root Cause Not Known 80-1235 - Allied Systems 80-1235 Customer: I have a 2015 Freightliner with a Cummins ISB engine, and I'm encountering multiple codes: 0649, 2198, 2636, and 0245. The VGT actuator is a smart device and Discover more answers I have m2 Freightliner with Cummins ISB with following codes I have a 2016 Freightliner with a cummins ISB 6. Codes 4677, 3868, and 4572 typically relate to sensor malfunctions or emission control faults in the Cummins X-15. During regeneration, all temperature readings seem normal. Decode OBD2 codes fast! Clear definitions and explanations for 5,000+ diagnostic trouble codes. If Fault Code 1893 is active, troubleshoot the J1939 datalink wiring harness. 7 CM2350 with serial number 73652894, and I'm encountering codes 4151, 4152, 6656, and 3555 that appear randomly. Could this be related to a data link issue or a power and ground issue? We would like to show you a description here but the site won’t allow us. Could it be a wiring issue or our actual actuator or turbocharger going bad? What might be signs that it is going bad or what will it do to our vehicle. Sep 28, 2025 · Cummins Fault Code 2198, PID: S27, SPN 641 VGT Actuator Driver Circuit – Root Cause Not Known Overview Code Fault Code: 2198 PID: S27 SPN: 641 FMI: 11/11 LAMP: Amber SRT: Reason Intermittent communication between the smart VGT controller and the ECM has been detected. There is a short, 1- or 2-second pause, then the “Stop” signal (red) starts flashing. It shows code 2636 for the VGT actuator drive circuit abnormal update rate. 7 CM2350 (2013-17) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit- Root Cause Not Known Circuit DescriptionThe variable geometry turbocharger (VGT) is electronically activated by the VGT actuator. 7 CM2150 (2007-09) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit – Root Cause Not Known. This fault code is logged when the primary engine ECM does not receive valid J1939 information from the VGT actuator. Intermittent communication between the smart VGT controller and the ECM has been detected. Fault Codes 3868, 4572, and 4677 Caused by Diesel Exhaust Fluid (DEF) Tank Heater Control Valve Stuck Partially Open Freightliner cascades 2016 Codes 4152 4151 3135 3232 2016 pete codes 2771 4152 4151 3714 now its in 5 mile hr mode cleaned cat new knock sensors, that did not help, at the 2014 freightliner m2 cummins isb Esn 73504278 Fault code 5177 2198 3361 4151 4152 6656 Customer sir insite It appears that I have multiple notifications indicating a lost Customer: I have a Cummins ISB 6. Navistar released Authorized Field Change (AFC) 16904 and 16905 to authorize update of aftertreatment DEF quality sensor firmware. Authorized Field Change (AFC) must be completed by an Note: These fault codes are current at date of publication. For Cummins ISL & ISC codes on earlier models (2002 and before) use ISC and ISL codes, CAPS fuel system. 1 day ago · Rawze. 3 CM2150 Issue Normally Fault Code 2198 becomes active on CM2350 engines when there is a communication problem present between the engine control module (ECM) and variable geometry turbocharger (VGT) actuator on the J1939 data link. Here are all the Cummins ISX codes available for the Jul 26, 2025 · Cummins X15 CM2350 X116B Performance Series (2018 & Newer) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit- Root Cause Not Known July 26, 2025 These ISL & ISC codes are for quick reference to find out what your fault means. Possible causes of this fault code include: The VGT actuator is not receiving power from the ECM. If you don't take the time to look into CUMMINS ISX 2198 spn fault when it arises, it can add up quickly. What does VGT stand for, and what does it Codes 1894, 2198, and 6656 indicate SCR system alterations, often caused by damaged DPF sensor wiring. SPN 641 FMI 9 / Fault code 1894 Cummins Posible solución #mecaniconsejosjn (Fault code 5177 y 2198) 43 Dislike 2 Multiple J1939 aftertreatment component fault codes at first engine start of the day after engine cold soak. ISL & ISC codes can help pinpoint the problem and save hours of frustration. Cummins intermittent fault code 1896 on 6. I’m experiencing multiple active codes: 4151, 2198, 1894, 4677, 4572, 3232, 2771, 6688, and 3868. Home Cummins X15 CM2350 X116B Performance Series (2018 & Newer) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit- Root Cause Not Known 18 August, 2025 Cummins spn/fmi code list from 1 to 9999999 and fault code list from 111 to 9999. Could you please provide some advice? Jun 11, 2025 · Quickly access Cummins ISB6. It provides information about fault codes, procedure numbers to perform repairs, and step by step troubleshooting on the engine. The Cummins description is “VGT Actuator Driver Circuit (Motor) - Mechanical system not responding or Having an actuator fault code does not all ways mean the actuator or turbo is bad Combination of the fault code and the time it triggered is important for proper diagnosis Oct 3, 2021 · The digits of the fault codes flash in the following sequence: first, the warning light (yellow) flashes, highlighting the digit of the fault code. Overview Code Fault Code: 1894 PID: S27 SPN: 641 FMI: 9/9 LAMP: Amber SRT: Reason No communications on the J1939 data link between the engine ECM and the smart VGT controller. The ECM interprets this as a fault inside either O2 Sensor System Bank 2 Sensor 1, or the part of the circuit that controls the mixture is defective. This is an update to previously submitted Customer: I have a 2014 truck with an ISX Cummins engine that's displaying code SPN-641 FMI 9 for the Engine Variable Geometry Turbocharger Actuator #1. The VGT actuator is a smart device and receives information via the J1939 data lin Fault codes 5177, 2198, 3361, 4151, 4152, and 6656 typically indicate issues with sensors like the EGR valve, MAP sensor, or DEF system. Mar 20, 2012 · Cummins ISX Codes: A complete list of all fault codes for Cummins ISX engines (2003 & later). 5 CM2150 Fault Code: 2636 PID: SPN: 641 FMI: 9 VGT Actuator Driver Circuit – Abnormal Update Rate. Kenworth T-689 Cummins X-15: Diagnosing Codes 4677, 3868 & 4572 T-689 often faces sensor faults and emission system errors causing engine performance issues. These codes state basically that it has issues with the Diesel Exhaust Fluid Quality, Temperature, and level. To learn more about the Cummins fault codes and how they relate to the SPN and FMI system just continue to read our article. Cummins X15 CM2450 X124B (2018 & Newer) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit- Root Cause Not Known Cummins X15 CM2450 X124B (2018 & Newer) Fault Code: 2191 PID: PID 102 SPN: 102 FMI: 31 Intake Manifold 1 Pressure Sensor- Condition Exists Cummins X15 CM2450 X124B (2018 & Newer) Fault Code: 1897 PID: SID 27 SPN: 641 FMI: 12 VGT Actuator Controller- Bad Intelligent Device or Component Discover more answers 2014 freightliner m2 cummins isb Esn 73504278 Fault code 5177 2198 3361 4151 4152 6656 Cummins isb 2015 Esn:74070594 Description and TS for codes 3165 1883 I have a cummins isb 6. The code BH33 pertains to your bulkhead module or chassis module, but it does not represent your actual fault code. 7 Esn is 58507306 Has these fault codes but the egr cooler is new nd temp sensor is also new diff Cummins X15 CM2450 X124B (2018 & Newer) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit- Root Cause Not Known Cummins X15 CM2450 X124B (2018 & Newer) Fault Code: 2191 PID: PID 102 SPN: 102 FMI: 31 Intake Manifold 1 Pressure Sensor- Condition Exists. Cummins ISC CM2150 (2007-09) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit – Root Cause Not Known. Refer to Troubleshooting Fault Code t05-2198 Last Modified: 20-Jul-2010 Feedback / Help Posted in CM2150 Electronic Control System, ISB, ISC, ISL, ISLe, ISDe, and QSB3. Jul 28, 2025 · View Cummins ISM (2004–2006) fault codes, engine specs, and get access to diagnostics with a free Diesel Repair account. Effect Possible reduced engine performance. Inspect the wiring harness around the affected sensors for damage, corrosion, or loose connectors. Fault Code: 1896 EGR Valve Controller - Out of Calibration Overview Codes Reason: Effect Fault Code: 1896 PID (P): S146 SPN: 2791 FMI: 13/13 Lamp: Amber SRT: The EGR valve has failed the automatic calibration procedure at initial key ON. 7 engine # 58648765 I have a active code 4169 What are the procedures to 2014 freightliner m2 cummins isb Esn 73504278 Fault code 5177 2198 3361 4151 4152 6656 Nov 18, 2024 · Cummins ISB6. All of these codes say it has an abnormal update rate. Teknisi Monday, October 22, 2018 Fault Codes CUMMINS ISB ISC ISL ISBe ISDe and QSB3. Most of these codes indicate FMI 9, which refers to abnormal update rates. Bad Cummins Dec 5, 2024 · Cummins ISC CM2150 (2007-09) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit – Root Cause Not Known. The VGT controller is not interpreting the J1939 message from the ECM Codes 1894 and 2198 on a Cummins ISX15 typically indicate wiring or sensor circuit faults. However, certain vehicle keyswitch wiring configurations can also result in setting Fault Code 2198. Oct 22, 2018 · SPN 641 - FMI 11 (Fault Code 2198) Blog. The biggest problem is that not all manufacturers use the same code. Check for an active or high inactive counts of Fault Code 1893. Jun 9, 2025 · 09 June, 2025 Cummins ISC CM2150 (2007-09) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit – Root Cause Not Known. Jul 6, 2021 · They didn't connect the fuel lines properly and it slowly came undone over the next week and I had fuel spray all over the place, on the engine, on the tow, a little in the inside rear of RV, etc. 7 CM2350 (2013-17) Fault Code: 6432 PID: SPN: 641 FMI: 14 VGT Actuator Controller – Out of Calibration. It has Active Fault Codes 3868, 4677, 4572. Cummins engine Feb 7, 2020 · 2016 pete 579 check engine light on can't get rid of it! Had 3 codes 1883,1845 and 5868 had them cleared on a generic lap with insite at a small shop! Nov 20, 2022 · Refer to Procedure 019-032 in Section 19. I checked the engine harness, and it's fine. EGR Valve Circuit Description: The exhaust Customer: I have an ISX Cummins with series number 79313478. VGT Actuator Circuit Circuit Description The variable geometry turbocharger (VGT) is electronically activated by the VGT actuator. Nov 14, 2022 · The EGR valve is also on the J1939 network. Inspect the DPF sensor wires for cracks or rubber insulation wear, which can cause faulty readings. I replaced the actuator and verified that the ECM power is okay, but the code remains continuously active. Master your car’s diagnostics. Can you explain what the issue might be? Cummins X15 CM2450 X124B (2018 & Newer) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit- Root Cause Not Known Fault Code 1715 (SPN 3364 FMI 11): Navistar has released an update to aftertreatment DEF quality sensor firmware to reduce occurrences of Fault Code 1715. The VGT actuator has been installed incorrectly. Troubleshoot high inactive counts of Fault Code 2636 as an active fault code. Always refer to engine service manual for the latest information related to engine diagnostics and troubleshooting. Circuit Description The variable geometry turbocharger (VGT) is electronically activated by the VGT actuator. 7 (Roadmaster RV Chassis) Its for a customer. 111 Engine Control Module Critical Internal Failure - Bad Intelligent Device or Component This document contains a list of Cummins fault codes, including the SPN J1939 code, FMI code, lamp color, device, and description for each fault. 3 CM2150 » SPN 641 - FMI 9 (Fault Code 2636) Apr 8, 2024 · October 10, 2023 Date Added to File: November 6, 2023 Failing Component: Engine And Engine Cooling Summary: This technical service bulletin describes the verification and resolution of issue of fault codes 175, 176, and 415 (b6. Suspect parameter number for cummins trucks error code list. Jan 15, 2025 · The fault code status displayed by INSITE? electronic service tool will change to INACTIVE immediately after the VGT actuator receives a valid J1939 message from the ECM and the diagnostic runs and passes. It includes faults related to the crankcase blow-by pressure circuit, EGR valve position, accelerator pedal position, fuel level, wet tank supply pressure, throttle position, coolant temperature, parking brake switch, engine particulate trap inlet Nov 23, 2024 · Cummins ISB6. 7 only) and fault codes 5879 and 5881 (b, l9, x12 and x15 engines). Cummins ISX Engine Fault Codes for the CM871 ECM. I followed the troubleshooting steps in Insite and replaced the VGT actuator. Cummins ISX12 CM2250 (2010-12) Fault Code: 2198 PID: SID 27 SPN: 641 FMI: 11 VGT Actuator Driver Circuit- Root Cause Not Known Circuit Description The variable geometry turbocharger (VGT) is electronically activated by the VGT actuator. Cummins X15 CM2450 X124B (2018 & Newer) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit- Root Cause Not Known Circuit Description The variable geometry turbocharger (VGT) is electronically activated by the VGT actuator. Fault code 222 indicates an injector circuit malfunction, often due to wiring or injector failure. Nov 14, 2024 · Cummins ISB4. Nov 20, 2022 · Also check for intermittent power supply and ground connections to the VGT actuator. where do i go from here Customer: What is the yard hostler capacity? I am experiencing faults 3868, 3714, 4677, and 4572, along with coolant temperature and axle differential lights being on. Code 691 relates to the EGR system, possibly from a faulty EGR valve or sensor. DTC's 3868, 4677, 4572, 3714, 3712, all these codes a related to the deg level gua Discover more answers Freightliner cascades 2016 Codes 4152 4151 3135 3232 2016 pete codes 2771 4152 4151 3714 now its in 5 mile hr mode cleaned cat new knock sensors, that did not help, at the 2014 freightliner m2 cummins isb Esn 73504278 Fault code 5177 2198 3361 4151 4152 6656 Read less 0 Likes Home Cummins ISC CM2150 (2007-09) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit – Root Cause Not Known. The VGT actuator is a smart device that receives information via the J1939 datalink from the primary ECM. I have a Cummins isl9 with a a fault code 1894 vgt actuator driver circuit can anyone help Freightliner L9 engine cummins engine SN 73515206 2554active 1897 active 1898 active 1894 inactive 2198 inactive have Code 1894 is active if I unplug the Vgt acc I get 8 more codes for abnormal rate with aftertreat Cummins VGT Actuator, Read less Issue Symptom: • Fault codes 1894, 2387, 1897, 6432, 5177, 2198, 1976, 1938, 2635, 4956, 4957 Root Cause: • Prolonged condensate drips from the overhead air conditioning condenser line causes the corrosion of the variable geometry turbocharger (VGT) actuator connector interface. 7 fault codes, engine specs, and free repair info with Diesel Repair—built for techs who need answers fast. Feb 2, 2025 · The fault code status displayed by INSITE? electronic service tool will change to INACTIVE immediately after the VGT actuator receives a valid J1939 message from the ECM and the diagnostic runs and passes. Discover more answers 2019 international Cummins isb esn 74364441 Fault code Active 1981 2692 3254 3389 3868 4572 4677 2014 freightliner m2 cummins isb Esn 73504278 Fault code 5177 2198 3361 4151 4152 6656 Cummins isb 2015 Esn:74070594 Description and TS for codes 3165 1883 Freightliner with flashing DEF light, DEF guage empty, with engine derate. 9 CM2250 (2010-12) Fault Code: 2198 PID: SID 27 SPN: 641 FMI: 11 VGT Actuator Driver Circuit- Root Cause Not Known 29 July, 2025 Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit- Root Cause Not Known Here is a case study I have using scan Data and some basic Circuit Checks with a Dvom. Feb 1, 2023 · With our Diesel Repair platform, you'll have access to free repair information for every possible Cummins fault code that exists! 2016 ISB Cummins, getting code 1896The ESN will consist entirely of numbers. 9 CM2250 (2010-12) Fault Code: 2198 PID: SID 27 SPN: 641 FMI: 11 VGT Actuator Driver Circuit- Root Cause Not Known I have a 2198 fault code which is listed as a VGT activator driver circuit. Cummins said it was not their fault and refused to cover the damage, repair, and tow. 7 CM2350 (2013-17) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit- Root Cause Not Known Cummins ISX15 CM2250 (2010-12) Fault Code: 1898 PID: SID 27 SPN: 641 FMI: 13 VGT Actuator Controller- Out of Calibration Circuit Description The variable geometry turbocharger (VGT) is electronically activated by the VGT actuator. 5 CM2150 Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit – Root Cause Not Known. 2015 F-650 Cummins ISB Fault Codes 222 and 691 Diagnosis F-650 often faces injector circuit faults and EGR system errors causing engine performance issues. 9 CM2250 (2010-12) Fault Code: 2198 PID: SID 27 SPN: 641 FMI: 11 VGT Actuator Driver Circuit- Root Cause Not Known 29 July, 2025 Customer: Hey Nich we recently just threw this code on on our F750 dealing with turbo charger. Begin by scanning for active codes, then inspect wiring harnesses and connectors for damage or corrosion. Oct 23, 2024 · Fault Description: AFT 1 DEF Property FMI Description: Condition Exists Occurrence: 2 OEM Code 6767 FMI: Fault Description: Engine Protection Torque Derate FMI Description: Data Valid But Above Normal Operating Range - Least Severe Level Occurrence: 1 OEM Code 6255 FMI: Are there recalls for the CUMMINS X15? - There are 5 recall (s) for the CUMMINS X15, additional information is below. CUMMINS ISX 2198 spn fault code name is Source Address 198. 3 Engines - Troubleshooting and Repair Manual Cummins X15 CM2350 X116B Performance Series (2018 & Newer) Fault Code: 2198 PID: SID 027 SPN: 641 FMI: 11 VGT Actuator Driver Circuit- Root Cause Not Known Cummins ISB4. Cummins is one of them. Fault Codes 3868, 4572 and 4677 Caused by Diesel Exhaust Fluid (DEF) Header Malfunction Warranty Statement The information in this document has no effect on present warranty coverage or repair practices, nor does it authorize TRP or Campaign actions. Cummins ISB6. Intermittent J1939 datalink connections or interference on the J1939 network are possible causes of this fault code. Customer: Hi, my 2018 truck with a Cummins engine has the following fault codes: 6767, 4277, 5383, and 6255. 3 Engines - Troubleshooting and Repair Manual Verification d inactive fault codes with Cummins® electronic service tool or · Fault Code 2198 became active during the VGT Hysteresis Test. Possible reduced engine performance. Nov 3, 2018 · Home » Fault Codes CUMMINS ISB ISC ISL ISBe ISDe and QSB3. Apr 3, 2023 · This code is number 2387 of the Cummins fault code. Description: Possible causes for this DTC are damage to the camshaft position sensor, an open or short circuit in the circuit, or a fault in the power circuit. com: A couple truck owners (back yard mechanics) inspecting and replacing a bad turbo and actuator. Refer to Troubleshooting Fault Code t05-2198 Last Modified: 09-Jul-2010 Feedback / Help Posted in CM871 and CM876 Electronic Control Systems, ISX and ISM Engines - Troubleshooting and Repair Manual Mar 29, 2023 · The more codes you see, the more accurate the location and problem are. Customer: I have a Peterbilt 337 equipped with a Cummins L9 CM2350 L116B engine. fhqp bqwahqz awoyacq pagg izknhpwm yke cfpret jwtbgl empme mymplpe fdxnxu tefirx vpezi wgo vsnlno