Mr. Cat Man, I have cummins ISX with a engine code of 3382 which is "Engine Exhaust Gas Recirculation Data Valid but below normal operating range moderatly severe." We have put two new EGR differential pressure sensor in. The egr valve at idle is 80 percent and 0 when engine is speed up. Our EGR differential pressure is showing 0.0 …P. pushbroom. 156 posts · Joined 2011. #2 · Jul 26, 2013. I used a couple 871 serial numbers I have kicking around on Quickserve. 4283 comes up as after treatment doser data valid but below normal operating range. Repair is to perform a flow test then clean / replace doser. Issue. Symptom: Fault Code 1664, 1691, 1922, 2692, 3256, 3376, 3396, or 4449. Possible noise coming from aftertreatment diesel oxidation catalyst (DOC) Root Cause: Welding issues have been found inside inlet tube of aftertreatment DOC causing baffle breakage. See Figures 1 and 2 for examples of broken aftertreatment DOC baffles. If fault code 1922 is still active OR inactive with more than one counts in the last 25 operating hours, the DPF is fully clogged. Replace the DPF. Step 9: This step will only work if you use Cummins Insite (version 8.5.2 or later) or an equivalent diagnostic tool which supports the test described below.Ive got two code on ism 425, they are 4282, 2639, we just change the dpf last week it was craked, can the doc have any - Answered by a verified Technician. By chatting and providing personal info, ... Hi, I got a kW truck with a cummins ism cm876 with an active 2639 code (esn 35221436), and it's saying dpf diff pressure above normal …Fault Code: 1921. PID: S324. SPN: 3251. FMI: 0/16. LAMP: Amber. SRT: Aftertreatment Diesel Particulate Filter Differential Pressure - Data Valid but Above Normal Operational Range - Moderately Severe Level. The soot load of the aftertreatment diesel particulate filter has exceeded the recommended limits.when we talked to the customer about this truck and he mentioned that the truck lacked power we immediately hooked up the computer and retrieved only one cod...Ask Your Own Medium and Heavy Trucks Question. With that code and the hours and Cummins recommends every 4500 hours of cleaning just took the chance. ok. you will need to do the flow chart step by step to find the failure. roybelding. Category: Medium and Heavy Trucks. Satisfied Customers: 12,915.Fault Code: 2639 | SPN: 3251 | FMI: 15. Aftertreatment Diesel Particulate Filter Differential Pressure - Data Valid But Above Normal Operating Range - Least …Truck passed dyno. However, Cummins reported that it threw an aftertreatment code during the dyno. They did a parked regen and that cleared the code. We drove the truck back from Cummins and reported that it was again asking for a parked regen. Any idea what the problem might be? Thanks!Microsoft-owned GitHub is developing a new tool that will allow developers to code with their voice inside the Copilot pair-programmer. GitHub is working on a new tool that will al...This fault code indicates that the exhaust temperatures exiting the turbocharger are not high enough to actively regenerate the soot that is trapped in the aftertreatment DPF. It may be necessary to increase the duty cycle of the application in order to prevent plugging of the aftertreatment DPF. Component Location.Joined: Jul 2016. 2009 KW T660--ISX Cummin fault codes 2637. I recently had the DPF filter cleaned on my 2009 KW T660. Occasionally we get a check engine light coming on-it stays on no more than an hour-than the DPF filter light will come on and the engine light goes off. The DPF filter light stays on anywhere from a few seconds up to 40 …Cummins Tier 4 Fault Codes Fault Code J1939 SPN J1939 FMI Lamp J1939 SPN Description Cummins Description QSB 6.7 QSL 9 QSX 15 QSB 4.5 QSF 3.8 QSG12 111 629 12 Red Controller #1 Engine Control Module Critical Internal Failure - Bad intelligent device or component XXXXXX 115 612 2 Red System Diagnostic Code #2Ask Your Own Medium and Heavy Trucks Question. With that code and the hours and Cummins recommends every 4500 hours of cleaning just took the chance. ok. you will need to do the flow chart step by step to find the failure. roybelding. Category: Medium and Heavy Trucks. Satisfied Customers: 12,915.This fault code indicates that the aftertreatment diesel particulate filter has exceeded the recommended limits of soot load and requires regeneration. The engine aftertreatment system monitors the soot load in the filter and the aftertreatment differential pressure sensor. The lamp will be illuminated and flash as the severity of the soot load increases.Daeling with active codes that will not clear on Cummins Insite software. Active Code 1922 on my 2011 Freightliner M-2 Business Class Cummins Engine. have taken the DPF filters off and had cleaned at ... 2639, 1921, 2754. I tried to region truck and the aftertreatment injector would not turn on ...Save up to $700 with HP Coupon Code. 26 HP Coupon verified today for HP laptops, printers, HP Instant Ink, desktops, and more. Save big with HP Discounts! PCWorld’s coupon section ...Ive got two code on ism 425, they are 4282, 2639, we just change the dpf last week it was craked, can the doc have any - Answered by a verified Technician. By chatting and providing personal info, ... Hi, I got a kW truck with a cummins ism cm876 with an active 2639 code (esn 35221436), and it's saying dpf diff pressure above normal … Be the first to review “Cummins X15 CM2450 X124B (2018 & Newer) Fault Code: 2639 PID: SID 324 SPN: 3251 FMI: 15 Aftertreatment Diesel Particulate Filter Differential Pressure- Data Valid But Above Normal Operating Range- Least Severe Level” Cancel reply Diagnostic Fault Codes For Cummins Engines Applies to Engine Models QSB T2, QSC T2, QSL T2, QSM11, QSX15, QSK19, QSK23, QST30, QSK45/60/78 Note: These fault codes are current at date of publication. Always refer to engine service manual for the latest information related to engine diagnostics and troubleshooting. 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. There is a 2639 code every time . I read another guy had the same problem and he was told he needed insite Is that a Cummins web program to buy ? I am using J Pro and thought I was covered . Bluenozer Top Member. Canada 650 Posts. Posted - 03/07/2022 : … Here is the link to the PDI tuner I have installed on my truck: https://www.amazon.com/dp/B087V9XWB7/?tag=ryannsophia-20Welcome to our channel! In today's vi... FAUT CODES EnginE (Cummins) SPN FMI TEMSA DTC J1939 SPN/FMI Description Cummins Fault Code Cummins Description 111 3 124 Engine Coolant Level Voltage Above Normal, Or Shorted To High Source 195 Coolant Level Sensor 1 Circuit - Voltage above normal, or shorted to high source 111 4 125 Engine Coolant Level Voltage Below Normal, Or Shorted To Low ...Mar 17, 2022 · Cummins ISX 79301999 Fault 2639 Has differential pressure sensor. ... I have two codes for my 09 peterbuilt with a cummins isx one is a son 3251 fmi 0 the other is a ... 2017 IC Bus vin: ***** with ISB Cummins esn: 73892436 two active codes 1922 and 3342 with several inactive codes 1866, 3312, 4612, 3383, 2962, 3382, 2961, 2639, 1921 and 3488 … read more Nich M.Be the first to review “Cummins ISB6.7 CM2350 (2013-17) Fault Code: 2639 PID: SID 324 SPN: 3251 FMI: 15 Aftertreatment Diesel Particulate Filter Differential Pressure- Data Valid But Above Normal Operating Range- Least Severe Level” Cancel replyNeed help on 2012 Peterbilt 388. Engine fault code 2639 cummins isx - Answered by a verified Technician. By chatting and providing personal info, ...2021 KW T680 X15 CUMMINS. Mechanic's Assistant: What's the approximate mileage on your 2021 Cummins? Code 2639fmi18 wont clear. I replaced the turbo,vgt,dps sensor,baked the doc and dpf,ran 2 regens. Everything went inactive except for 2639. Mechanic's Assistant: Is there anything else the car Mechanic should know before I connect you? Rest ... Just select your engine to see descriptions of each fault code for your particular Cummins ECM. ISB Codes - Truck Application (Non - Dodge / Chrysler) ISB Codes - Dodge Cummins Applications. ISC & ISL Fault Codes- CAPS Fuel System (before 2003) ISC & ISL Fault Codes- HPCR Fuel System (2003 and later) ISM Codes - Engines before 2002 (no EGR ... Nov 4, 2018 · Fault Codes CUMMINS GTA38 K38 K50 QSK38 QSK50/60 CM850 (97) Fault Codes CUMMINS Signature ISX QSX15 CM570 (94) Caterpillar Electronic Technician (90) Diesel Engine Software (90) ALLISON Transmission (59) Fault Codes CUMMINS ISB ISBe QSB4.5 QSB5.9 QSB6.7 ISC QSC8.3 ISL ISLe QSL9 CM850 (CM2850) (52) CUMMINS Diesel Engines (49) DETROIT Diesel ... 2012 Kw cm2250, 1 round went to shop sent out dpf for cleaning, replaced- doser, exhaust back pressure sensor, imap, cleaned egr all components and sensors, mileage is 221,000 hours are 9112 . codes are 3375 2639 -some inactive electrical codes are there from unplugging while key on. blk kw aft history.PNG (Size: 245.74 KB / Downloads: 574)Follow these steps to clear the Cummins fault codes with a scanner: Close the doors and insert the key into the ignition. Cycle the key five times from “off” to “run” without actually cranking the engine. On the fifth cycle, leave in run. This will clear any pending or currently active codes. It’s important to remember that the “run ...Cummins B6.7 active fault code 3383 EGR system data valid but above normal operating range. Regen system disabled, resulting in DPF differential pressure and high soot load when the truck won’t regen on its own. EGR valve & differential pressure sensor replaced, pulled intake horn and checked grid heater screen for blockage, check ...461 views 5 months ago. "How to Diagnose Fault Code 2639SI:324FMI:0 in Aftertreatment Diesel Particulate" In this video, I am noel matute an expert technician, I will guide you …dpf sensor wiring diagram | delta pressure sensor wiring diagram | fault code 1922, 1921, 2639 | majoka auto tech | ajay majokaRespected Viewer,In this video...The fault code status displayed by the recommended Cummins® electronic service tool or equivalent will change to INACTIVE immediately after the diagnostic runs …If no individual injector drain flow measurement stands out, contact Cummins Care at 1-800-CUMMINS™ (1-800-286-6467) or follow the technical escalation process. Table 1, Example Return Flow Test ResultsI got a kW truck with a cummins ism cm876 with an active 2639 code (esn 35221436), and its saying dpf diff pressure - Answered by a verified Technician. ... I am having trouble with code 2639 returning after I have completed 4 parked regens. I have replaced the dpf psi sensor. I have replaced doc temp sensor.Verify the EGR differential pressure sensor is properly oriented and placed as removed when installed on the intake air connection. Follow the “Conditions For Clearing The …07.5 6.7 Cummins crank no start codes p2691, 268d, 268e. Codes on injectors match what’s in ecm. 07.5. 07. Nothing - Answered by a verified Dodge MechanicJoined: Jul 2016. 2009 KW T660--ISX Cummin fault codes 2637. I recently had the DPF filter cleaned on my 2009 KW T660. Occasionally we get a check engine light coming on-it stays on no more than an hour-than the DPF filter light will come on and the engine light goes off. The DPF filter light stays on anywhere from a few seconds up to 40 …Oil consumption rate exceeding the maximum allowable limit. A ftertreatement diesel particulate filter (DPF) frequent regeneration [fault codes 3375, 3376, 2639, 1921, 1922, and 5383]. Oil degradation and filter plugging [low oil pressure fault codes 143 or 415]. If equipped, variable geometry turbocharger actuator sticking [fault code 2387].Cummins 8.9L ISL Engine code 5177 came up. It says VGT Actuator Software-Abnormal Uptake rate. The ECM lost - Answered by a verified TechnicianClient called in, and he had codes 3712 & 3714 active on his Cummins ISC engine. These codes are also used with other Cummins engines, and the procedure is the same. The customer had some other codes that were active previously, and had already fixed the problem. However, the truck was still derated with the codes mentioned above and he wasn't sure how to fix it. The procedure: 1) Run the ...other Cummins Inc. approved cleaning machine if cleaning an aftermarket or retro-fit filter, either the Part Number 4918840 or 4919052 diesel particulate filter cleaner can be used with adapter kit, Part Number 4919182. Refer to the manufacturer's service manual for appropriate cleaning procedures. NOTE: If the aftertreatment dieselSave up to $700 with HP Coupon Code. 26 HP Coupon verified today for HP laptops, printers, HP Instant Ink, desktops, and more. Save big with HP Discounts! PCWorld’s coupon section ... Validation. Connect all components. Connect the recommended Cummins® electronic service tool or equivalent. Disable the fault code. Operate the engine within the "Conditions for Clearing the Fault Code" found in the Overview section of the troubleshooting procedure. Verify that the fault code is no longer active. Joined: Jul 2016. 2009 KW T660--ISX Cummin fault codes 2637. I recently had the DPF filter cleaned on my 2009 KW T660. Occasionally we get a check engine light coming on-it stays on no more than an hour-than the DPF filter light will come on and the engine light goes off. The DPF filter light stays on anywhere from a few seconds up to 40 …Chasing down code 4151 on a Cummins and repairing.If no individual injector drain flow measurement stands out, contact Cummins Care at 1-800-CUMMINS™ (1-800-286-6467) or follow the technical escalation process. Table 1, Example Return Flow Test ResultsNov 18, 2019 · Conditions For Clearing The Fault Code. The “Reset All Faults” command in the recommended Cummins electronic service tool or equivalent can be used to clear active and inactive faults, as well as extinguish the MIL for OBD applications. Shoptalk. Possible causes of this fault code include: Malfunctioning fuel injectors. Fault Code: 2639 Working on 2011 kenworth cummins isx eng light on fault code 3714, 2639, 6416. 2639 dpf is high with soot level using cummins insite with force regan could only get exh temp to 480 dozer injector neve … read moreother Cummins Inc. approved cleaning machine if cleaning an aftermarket or retro-fit filter, either the Part Number 4918840 or 4919052 diesel particulate filter cleaner can be used with adapter kit, Part Number 4919182. Refer to the manufacturer's service manual for appropriate cleaning procedures. NOTE: If the aftertreatment dieselFault Code: 4214. PID: Not Mapped. SPN: 5018. FMI: 1/18. LAMP: Amber. SRT: Aftertreatment 1 Diesel Oxidation Catalyst System - Data Valid But Below Normal Operating Range - Moderately Severe Level. None on performance. Active aftertreatment diesel particulate filter regeneration will be disabled.Cummins isx 15,eng ser # 79572826,active code 2639, No,we have recently replaced dpf,had doc cleaned,replaced 7th - Answered by a verified Technician. We use cookies to give you the best possible experience on our website. ... Working on 2011 kenworth cummins isx eng light on fault code 3714, ...If the aftertreatment diesel particulate filter is being replaced due to black smoke, and the exhaust stack is found to have heavy black soot accumulation, clean the last 152 to 254 mm [6 to 10 in] of the exhaust system outlet.You'll learn about the common causes of the code and how to troubleshoot the issue, so you can get your diesel vehicle back on the road in no time. "How to Diagnose Fault Code 2639SI:324FMI:0 in...Fault Code: 2637. Lamp: does not come on with this fault. Aftertreatment 1 Diesel Oxidation Catalyst Face Plugged - Root Cause Not Known. The front face of the aftertreatment diesel oxidation catalyst has been detected to be plugged with soot which could cause. Possible reduced engine performance. Here is the link to the PDI tuner I have installed on my truck: https://www.amazon.com/dp/B087V9XWB7/?tag=ryannsophia-20Welcome to our channel! In today's vi... Client called in, and he had codes 3712 & 3714 active on his Cummins ISC engine. These codes are also used with other Cummins engines, and the procedure is the same. The customer had some other codes that were active previously, and had already fixed the problem. However, the truck was still derated with the codes …Complete overview of the Cummins ISB 6.7L engine. Includes fault codes, diagnostic information, and more. ... Fault Code 1877 Aftertreatment Exhaust gas Temperature 3 Circuit – Voltage Below Normal or Shorted to Low Source. ... Fault Code 2639Home / DTC TRUCKS / Cumminz / ISX15 CM2250 (2010-12) / Cummins ISX15 CM2250 (2010-12) Fault Code: 1922 (BCL) PID: SID 324 SPN: 3251 FMI: 0 Aftertreatment Diesel Particulate Filter Differential Pressure- Data Valid But Above Normal Operating Range- Most Severe LevelFault Codes CUMMINS GTA38 K38 K50 QSK38 QSK50/60 CM850 (97) Fault Codes CUMMINS Signature ISX QSX15 CM570 (94) Caterpillar Electronic Technician (90) Diesel Engine Software (90) ALLISON Transmission (59) Fault Codes CUMMINS ISB ISBe QSB4.5 QSB5.9 QSB6.7 ISC QSC8.3 ISL ISLe QSL9 CM850 (CM2850) (52) CUMMINS Diesel Engines (49) DETROIT Diesel ...Oct 19, 2022 · Need help on 2012 Peterbilt 388. Engine fault code 2639 cummins isx - Answered by a verified Technician. By chatting and providing personal info, ... Code breakers are people who use logic and intuition in order to uncover secret information. Learn more about code breakers and how code breakers work. Advertisement Information is...Who writes and enforces the U.S. tax code? Read about who writes and enforces the tax laws in the United States. Advertisement If you think that tax forms are unnecessarily complic...If the aftertreatment diesel particulate filter is being replaced due to black smoke, and the exhaust stack is found to have heavy black soot accumulation, clean the last 152 to 254 mm [6 to 10 in] of the exhaust system outlet.2010 Freightliner m2 106 6.7 cummins 1 Active code code 1921 sid 324, 0, 16, spn 3251 Had a egr valve issue replaced it with temp press next to it. Checked dpf ass load said full. doc face plugged and … read moreCummins isb 6.7 has code 1922 and 3383 on Cummins insite. Engine serial number 74079873. I need help diagnosing this code. ... 3383, 2962, 3382, 2961, 2639, 1921 and 3488 ...Bs6 poor pickupAts box dismantlinghttps://youtu.be/XHMBWwszMGwAmbient temperature sensorhttps://youtu.be/XG8L8TpNNZkMay 30, 2021 · Validation. Connect all components. Connect the recommended Cummins® electronic service tool or equivalent. Disable the fault code. Operate the engine within the "Conditions for Clearing the Fault Code" found in the Overview section of the troubleshooting procedure. Verify that the fault code is no longer active. Validation. Connect all components. Connect the recommended Cummins® electronic service tool or equivalent. Disable the fault code. Operate the engine within the "Conditions for Clearing the Fault Code" found in the Overview section of the troubleshooting procedure. Verify that the fault code is no longer active.Truck has had issues with the dpf diff pressure throwing codes 2639. ... We have a customer with a 2010 M2 business class freightliner with engine #73012266 ISC Cummins it keeps getting code 2637/2639/1921 of course when 2637 occurs it stop you from doing a roadside regen ...Be the first to review “Cummins X15 CM2450 X124B (2018 & Newer) Fault Code: 2639 PID: SID 324 SPN: 3251 FMI: 15 Aftertreatment Diesel Particulate Filter Differential Pressure- Data Valid But Above Normal Operating Range- Least Severe Level” Cancel reply1/28/2020 Fault Code 1922 Comes Active After Driving Unit with Recent ECM Calibration https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2020/tsb200012.html 5/ 18With the cummins. I had codes for vgt, egr valve. Crank case pressure. And aft dpf - Answered by a verified Technician. ... We have a customer with a 2010 M2 business class freightliner with engine #73012266 ISC Cummins it keeps getting code 2637/2639/1921 of course when 2637 occurs it stop you from doing a roadside regen ...There is a 2639 code every time . I read another guy had the same problem and he was told he needed insite Is that a Cummins web program to buy ? I am using J Pro and thought I was covered . Bluenozer Top Member. Canada 650 Posts. Posted - 03/07/2022 : …Here is for the 3375 code. Possible causes of this fault code include: Malfunctioning aftertreatment temperature sensor (s) Malfunctioning or stuck in-range aftertreatment DPF pressure sensor. An engine malfunction resulting in high engine out smoke. Damaged or malfunctioning OEM wiring harness to the differential pressure sensor.Fault code 3375 on my Cummins isx15 Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Black Panther 4114, Nov 25, 2018 ... Common causes for this code are: 1) DPF differential pressure sensor failure 2) Fuel rail pressure relief valve failure 3) Loose injector high-pressure connector 4) After-treatment DPF failure 5) ECM ...Adventure photographer Savannah Cummins lives much of her life on the road. Having a bit of comfort translates into better work, as well as a stronger progression as a climber. Joi...Conditions For Clearing The Fault Code. The “Reset All Faults” command in the recommended Cummins electronic service tool or equivalent can be used to clear active and inactive faults, as well as extinguish the MIL for OBD applications. Shoptalk. Possible causes of this fault code include: Malfunctioning fuel injectors. Fault Code: 2639A software program is typically written in a high-level programming language such as C or Visual Basic. This native code is then compiled into machine code that can be run on a com...Chasing down code 4151 on a Cummins and repairing.Today, we have an International ProStar with Cummins ISX15 engine came to our shop with high differential pressure, DPF wouldn't regen, and super high soot l...
Hi, I got a kW truck with a cummins ism cm876 with an active 2639 code (esn 35221436), and it's saying dpf diff pressure above normal range and I need to do a regen. I have done multiple regen and it still keep staying active, I have followed and the ts steps but still same problem, I got no other codes, also none of my dpf and doc temps go .... Melyssa davies age
5 Cummins Engine diesel fuel system TSB (Bulletin TSB140105) Bulletin Date: Feb. 2, 2015. Component: Diesel fuel system. Bulletin Summary: Cummins: fault codes 1883, 1921,1922. 1981,2639, 3135, 3168, are caused by incorrect after treatment. Dpf sensor installed in incorrect orientation. Vehicles covered in this TSB:May 9, 2024 · 2012 Kw cm2250, 1 round went to shop sent out dpf for cleaning, replaced- doser, exhaust back pressure sensor, imap, cleaned egr all components and sensors, mileage is 221,000 hours are 9112 . codes are 3375 2639 -some inactive electrical codes are there from unplugging while key on. blk kw aft history.PNG (Size: 245.74 KB / Downloads: 574) Posted April 5, 2019. Fault Code: 1922 - Aftertreatment Diesel Particulate Filter Differential Pressure - Data valid but above normal operational range - Most Severe Level. The code was set as a result of a stuck open EGR valve that was run that way for a while... I had three EGR codes originally which are now gone after cleaning the EGR valve ...Ask Your Own Medium and Heavy Trucks Question. With that code and the hours and Cummins recommends every 4500 hours of cleaning just took the chance. ok. you will need to do the flow chart step by step to find the failure. roybelding. Category: Medium and Heavy Trucks. Satisfied Customers: 12,915.Developing apps normally needs experienced programmers who are familiar with development. However, these low-code and no-code apps change the paradigm. Receive Stories from @elinex...If your Dodge diesel is in need of a new starter, you can remove it yourself and save yourself a large repair bill. The starter motor on the diesel engine is a larger, heavy duty u...SPN3251 FMI16. SPN3251 FMI0. Aftertreatment Diesel Particulate Filter Differential Pressure - Data Valid But Above Normal. Operating Range - Moderately Severe Level. ISB, ISC, and ISL - Aftertreatment System. CODES: Fault Code: 1921. PID (P), SID (S): S324. SPN: 3251.If no individual injector drain flow measurement stands out, contact Cummins Care at 1-800-CUMMINS™ (1-800-286-6467) or follow the technical escalation process. Table 1, Example Return Flow Test ResultsQR code payments work like other contactless payment methods. QR codes have many uses and benefits, so read our guide to learn more. Retail | What is REVIEWED BY: Meaghan Brophy Me... Be the first to review “Cummins X15 CM2450 X124B (2018 & Newer) Fault Code: 2639 PID: SID 324 SPN: 3251 FMI: 15 Aftertreatment Diesel Particulate Filter Differential Pressure- Data Valid But Above Normal Operating Range- Least Severe Level” Cancel reply Fault Code: 2639 PID(P): S324 SPN: 3251 FMI: 0/15 The soot load of the aftertreatment diesel particulate filter has exceeded the recommended limits. Ask Your Own Medium and Heavy Trucks Question. ... Hi I have 2013 Cummins isx with codes 1922 and 1883 active, the hose for the intake side of the dpf filter was destroyed and I replaced it …Truck passed dyno. However, Cummins reported that it threw an aftertreatment code during the dyno. They did a parked regen and that cleared the code. We drove the truck back from Cummins and reported that it was again asking for a parked regen. Any idea what the problem might be? Thanks! 2013 freightline m2 code 2639. Engine had inframe rebuilt turbo code is new. 2013 freightliner cummins 6.7 isb - Answered by a verified Technician We use cookies to give you the best possible experience on our website. This technical service bulletin describes the verification and resolution of occurrences of fault code 1922, 1921, and 2639 with long idle or pto operation caused by possible overestimation of soot load by the engine control module. TSB Number: TSB210135 NHTSA Number: 10203306 TSB Date: June 25, 2021 Date Added to File: ….