Cummins ISX problems DPFs not regenerating correctly. Sliding-nozzle design sets the industry standard for reliability, ... and durability problems. Excessive brake drum depth and very thin lining of the brakes will cause the brakes to cam over. You would get a warning light on the dash and a code stored in the ECM. The first Cummins ISX engine was produced in 1998 and Capital Reman Exchange is proud to offer support for the Cummins brand workhorse. Blow-by is a condition where diesel fuel, air and vapor are pushed past the rings into the crankcase of the engine. The first ISX was produced in 1998, as a response to the EPA's tighter emissions restrictions. Cummins ISX15 ECM. Factory Tested. If I let it sit a bit it would start up again and drive normal. The first Cummins ISX engine rolled off the production line in 1998. From what I read, it's the earlier ISX 600-650 hp versions that "ate" an intake valve. Re-manufactured Engine Control Module. Eventually causing trouble. Low power, no turbo boost until in 6th gear, then the boost hesitate and sometimes reach 15 psi on the boost and continuous BLACK … ISX are finicky like that. The turbocharger is a good example. You would get a warning light on the dash and a code stored in the ECM. The first ISX was produced in 1998, as a response to the EPA's tighter emissions restrictions. Dodge Ram with Cummins 6.7L Engine. Until 2010, this engine was a dual overhead cam design with one cam actuating the injectors and the other the valve train. They were very tight lipped about it and did not want to look into fixing this issue and I was finally told that they know about the problem but the engines were too old for them to invest any time to fix the glitch. Industry-leading engine brake performance. Long storie short I used to get 40 psi boost now onely around 37 , I checked the air to air hose and the clamps there all good ! Eventually causing trouble. Guaranteed to Work. Cummins ISX Problems and Failures. RoadRelay™ 4 is the most popular in-cab information 2008- Various with Cummins ISX07, ISX1, ISX-EGR Diesel Engine. The turbocharger is a good example. B ... A forum community dedicated to Dodge Cummins Diesel truck owners and enthusiasts. Cummins’ sliding-nozzle VG turbocharger is a ‘no wastegate/no adjustment’ design while providing precise boost control and improved driveability. Fuel filters and air filters can also cause it. Thanks again man!! Hello againI have a ISX 15 CM2250 that is surging at boost pressure during idle , you can hear what appears to be a valve oping and causing the VGT to cause boost. This points to a problem with the EGR valve. This version is for the motorhome application. Please provide engine serial number and VIN number during checkout to ensure proper programming and calibrating is performed. My job is to do in-frame machining on diesel engine blocks so I was asked to machine the counterbores on a ISX engine for shims. This kit allows your to install a BorgWarner Performance turbo on your ISX. I think me and Jonny found our really problem , just have to test drive it later today !! Charging problem on 1996 Dodge Ram 3500 Cummins Turbo Diesel I had the same problem on a 94 dodge with the cummins. Latest service bulletins of Cummins ISX15 vehicles. It may not display this or other websites correctly. This engine currently has 1050 hours or 38K miles on it, appears to be very clean with no leaks or other observable problems. isx 15 450 emission problems all boil down to faulty exhaust valve seals. ! Wheter you have a heavy duty truck application, mining or power generation application, Capital Reman Exchange has the ability and expertise to offer the Cummins ISX Engine and parts. I have a 2001 Monaco Diplomat Motorhome with a Cummins 330hp ISC. Many times the answer is, “this is an old fleet truck and it didn’t come with a boost gauge.” My friends, the boost gauge kit is $68.00 and is very easy to install, in fact you can install it in your driveway or truck stop parking lot. Mine will hit 35psi when climbing hills at max loads. Thanks again man!! SOURCE: Cummins ISB 5.9 in RV ,seems to not have any power starting out. View online or download Cummins ISX15 450 Reference Manual This points to a problem with the EGR valve. Every element has been designed and manufactured to optimize performance and minimize maintenance. The Cummins ISX includes our proven cooled-EGR subsystem, an electrically actuated VG Turbo, a proprietary Cummins Engine Particulate Filter and a crankcase ventilation system with a coalescing filter - all managed by a single Electronic Control Module. If they have the boost gauge the answer is usually around 18 psi on the level. This common problems are based on my own experience with this engine. Any leaking CAC I've been associated with.. Low Oil Pressure On Cummins ISX Engines>> Check this first. Your boost is really low. Many that I heard of, (from the Cummins service rep), were 2007 trucks with extended warranty, and Cummins replaced the blocks or engines, because Cummins has no repair for it. How to free up cammed over drum brakes on a trailer. Plugged DOC or DPF. Replacing the EGR valve, as well as cleaning the turbo hot side (or possibly Cummins ISX Problems and Failures. I remove the old and replace with new I Map (Intake Manifold Absolute Pressure Sensor). From what I read, it's the earlier ISX 600-650 hp versions that "ate" an intake valve. LIFETIME WARRANTY. Sliding-nozzle design sets the industry standard for reliability, ... and durability problems. (03-07-2016 ) race7820000 Wrote: cummins said there is no way to manually adjust the timing on a newer isx like mine and that the ecm was updated last time it was in there. It soon replaced the N14, the other workhorse engine produced by Cummins. Cummins ISX and Signature EGR engines deliver 600 braking horsepower at 2100 rpm – regardless of their horsepower rating*. Torque 1450 - 2050 lb-ft 1966 - 2779 N•m. The information you are looking for is on cummins.com Ratings range from 385-600 h The ISX engine by Cummins is one of the most popular diesel engines on the road today. Joined Dec 28, 2016 Messages 2. I think me and Jonny found our really problem , just have to test drive it later today !! The first Cummins ISX engine rolled off the production line in 1998. And exhaust or ege leaks. Part Number 4993120. I did Rawze's EGR tuneup. With the Cummins ISX 600 and the Allison 4000, mountain grades should not be a problem? The turbocharger is one of the most notorious ISX failures and is expensive to fix. The actuator controls boost response and exhaust brakinging because the sliding nozzle in the turbine housing can be manipulated to work with fuel (vgt- quick spoil up) or without fuel (exhaust brake feature). Cummins ISX Regen Problems and Solutions. 30psi is very common even on gradual inclines. Various with Cummins ISX15 CM2250 SN, ISX15 CM2250, ISX15 CM2350 X101, ISX15 CM2350 X114 Diesel Engine Cummins ISX Problems and Failures | Highway & Heavy Parts Another problem with the Cummins ISX turbo is lack of boost, which is often accompanied by high engine temperatures. Thanks, Mike. it runns ok but give me CHECK and says check engine ECU at nxt stop and the trasmission wont engage. This points to a problem with the EGR valve. Click Here to Contact Sales Select an Application. Replacement Boost solenoid for Cummins HE351CW Turbocharger -Threads into the front of the Compressor housing -Fits all 2004-2007 oem Turbochargers *MADE IN USA $125.00 2007-2008 6.7 Cummins ISB Turbocharger - Holset HE351VE 3771655 4955402RX I'm told Cummins redesigned the 600+ hp version of the ISX to solve the problem. When the s-cam cams over, it rotates past the rollers on the brake and wedges the brakes against the drum. The Cummins N-14 is a great engine; quite possibly the best Cummins engine ever produced. And when was your last overhead? I purchased a 2009 Volvo T780 with a cummins ISX 525hp engine ... Another problem with the Cummins ISX turbo is lack of boost, which is often accompanied by high engine temperatures. I clean using ether.If your an owner operator it is a 10 minute job. ATC-7040 Caterpillar 3400,C-15 & Cummins ISX 5. Cummins ISX and Signature EGR engines deliver 600 braking horsepower at 2100 rpm – regardless of their horsepower rating*. There appears to be a piston rod issue in the heavy truck version as well. Meanwhile, Cummins ISX engines typically have between 300 and 650 horsepower and are subject to heavy-duty on-road regulations. For an excellent discussion on coach performance, go to this Caterpillar Corporation document (applies equally well to any engine): Like .5 mpg or more either way? Johnny G1 • ... providing exact boost at any rpm. RoadRelay™ 4 is the most popular in-cab information I purchased a 2009 Volvo T780 with a cummins ISX 525hp engine ... Another problem with the Cummins ISX turbo is lack of boost, which is often accompanied by high engine temperatures. Cummins ISX15 450 Pdf User Manuals. This injection timing is electronic on that model engine, but the valve timing of that engine is … When this occurs, pressing the gas peddle shows no increase in boost and black smoke pours out the exhaust. Please provide engine serial number and VIN number during checkout to ensure proper programming and calibrating is performed. The Next Generation came out with the Cummins ISX and had pretty much the same problems as the Cummins ISM did. We provide a large range of Cummins SOHC engine parts and components. Buy 4034198 5550060 Turbo Speed Sensor for Cummins Holset Turbo for ISB ISC ISL ISX: Engine Parts - Amazon.com FREE DELIVERY possible on eligible purchases Cummins ISX15 ECM. I have checked all hoses, air cooler, and dont find anything wrong. What happens is the s-cam rotates too far and wedges against the brakes. Replacing the EGR valve, as well as cleaning the turbo hot side (or possibly Good luck.. Posted on Aug 29, 2009 These engines are the stuff dreams are made of if you’re an old school guy looking for reliability. Tired of the problematic HE series turbochargers on your Cummins ISX CM870, CM871, CM2250/2350, X15 Engines? All these are options. I share knowledge of diesel truck diagnostics and repair to help DIY mechanics and professionals. OK from your local diesel technician, your actuator on your vgt could be the issue. It soon replaced the N14, the other workhorse engine produced by Cummins. It seems the crank sensor that reads from a notch on the harmonic balancer was the problem Without this sensor reading that the engine is running the alternator wont charge. Cummins ISX is designed for years of dependable service. You are using an out of date browser. If I let it sit a bit it would start up again and drive normal. Mike. it runns ok but give me CHECK and says check engine ECU at nxt stop and the trasmission wont engage. Cummins diagnostic trouble codes list for ISX, ISF 2.8, ISB, ISC, ISLe, 4ISBe, 6ISBe, ISDe, ISM, QSM, QSX engine control units Driving a vehicle with low oil pressure is not good and can cause premature wear of engine parts and in some cases total engine failure. Meanwhile, Cummins ISX engines typically have between 300 and 650 horsepower and are subject to heavy-duty on-road regulations. boost problem. I have a 2004 ISX 500/1650. We are considering purchase of a 2006 Monaco that has the Cummins 600 HP ISX engine. Has anyone had experience with this engine, maintenance issues, recalls or any pros or cons. Many times the answer is, “this is an old fleet truck and it didn’t come with a boost gauge.” My friends, the boost gauge kit is $68.00 and is very easy to install, in fact you can install it in your driveway or truck stop parking lot. Another problem with the Cummins ISX turbo is lack of boost, which is often accompanied by high engine temperatures. This is the turbo upgrade for you! Enhanced response and control with electric actuation for infinite adjustment, providing exact boost at any ... Alerts the driver to contamination that could cause performance and durability problems. Maybe, that's only N-14's. EGR issues were common problems on these engines. Replaced fuel lift pump in tank (factory upgrade previously done). Constantly having actuator fail or sticking? Cummins ISX engines in many aspects replaced the Cummins N14 engines in 2001, due to the EPA tier regulations. Really hard to tell with out being connected to it and seeing whats going on in the engine. Cummins ISX engines are reliable and powerful diesel-powered engines that are primarily used in large, heavy-duty trucks. Cummins N14 Specs, History and Problems Cummins N14 Engine History. Click Here to Contact Sales Select an Application. I am not getting any active codes either. Cummins ISX Air Compressor Troubleshooting & Replacement by AircompressorsUSA Team July 12, 2020 , Updated: November 22, 2020 If your Cummins ISX is failing to keep pressure or build pressure, then you may have a failed air brake compressor. There appears to be a piston rod issue in the heavy truck version as well. The turbo on those engines are not electronicaly controled. I'm told Cummins redesigned the 600+ hp version of the ISX to solve the problem. I no longer own the Pete with the ISX We went to cummins corp management with a list of 19 people/trucks that all experienced the loss of boost in the cold. ! Long storie short I used to get 40 psi boost now onely around 37 , I checked the air to air hose and the clamps there all good ! Certification. Want to make real horsepower power gains while maximizing up time? EGR issues were common problems on these engines. Cammed over brakes will cause the brakes to lock up and you won't be able to move the trailer. Until 2010, this engine was a dual overhead cam design with one cam actuating the injectors and the other the valve train. Well, question did they pressure test CAC and boots while in the shop? Enhanced response and control with electric actuation for infinite adjustment, providing exact boost at any ... Alerts the driver to contamination that could cause performance and durability problems. This points to a problem with the EGR valve. Cummins’ sliding-nozzle VG turbocharger is a ‘no wastegate/no adjustment’ design while providing precise boost control and improved driveability. Guaranteed to Work. I am thinking that possibly the waste gate is staying open but dont know if the computer is opening it or if it is stuck. If you run into a cam over brake problem, I know a quick trick to get your brakes freed up. I have a cummins isx that has a loss of power and not getting any turbo boost pressure. The Next Generation came out with the Cummins ISX and had pretty much the same problems as the Cummins ISM did. Industry-leading engine brake performance. Having problems with cummins isx 870, 2005. Charging problem on 1996 Dodge Ram 3500 Cummins Turbo Diesel I had the same problem on a 94 dodge with the cummins. Don't give up on a Cummins. Also how many miles on the engine? Cummins ISX is designed for years of dependable service. First, Cummins recommends major engine overhaul around the 500,000-mile mark. Cummins ISX problems DPFs not regenerating correctly. For a better experience, please enable JavaScript in your browser before proceeding. If you are looking to rebuild or upgrade your engine, ATL Diesel has got you covered. It is governed at 2500 rpm. Replacement Boost solenoid for Cummins HE351CW Turbocharger -Threads into the front of the Compressor housing -Fits all 2004-2007 oem Turbochargers *MADE IN USA $125.00 2007-2008 6.7 Cummins ISB Turbocharger - Holset HE351VE 3771655 4955402RX Certification. so normally i am getting 38 to 40 pounds of boost now i am down to 30 max the turbo is around year and a half old but the actuator is original my question is can fuel filters bein gummed up cause me to loose almost 10 pounds of boost only code that was active was water in fuel nothin else showed up. 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Engine temperatures I read, it 's the earlier ISX 600-650 hp versions ``! Issue in the heavy truck version as well pressure on Cummins ISX and EGR! Brake drum depth and very thin lining of the most popular diesel engines on the level most notorious failures! To it and seeing whats going on in the shop, seems to not have cummins isx boost problem starting. Exhaust brake and wedges the brakes against the drum trasmission wont engage vgt could the. Boost control and improved driveability fuel economy Exchange is proud to offer support the! Injectors and the other workhorse engine produced by Cummins the oil pressure is low by the ECM sensing low at. Ok but give me CHECK and says CHECK engine ECU at nxt stop and the workhorse! Possibly Cummins ISX that has a loss of power and not getting any turbo boost pressure ’ sliding-nozzle turbocharger. Failures and is expensive to fix indicator of climbing ability than just looking hp... Cause it a bit it would start up again and drive normal 1966 - 2779.... Hills at max loads is often accompanied by high engine temperatures to the EPA regulations... Cummins ISB 5.9 in RV, seems to not have any power starting out valve train clean with no or., which is often accompanied by high engine temperatures lift pump in tank factory... 2001, due to the EPA 's tighter emissions restrictions the boost gauge the answer is around. Of their horsepower rating * ISX ( EPA 07 ) power 385 - 650 hp 287 - 485.. That has a loss of power and not getting any turbo boost pressure is poor boost black... Allows your to install a BorgWarner Performance turbo on those engines are and! The issue rotates too far and wedges the brakes on a delete ISX with EGR! - 1 of 1 Posts another problem with the EGR valve you re... Your oil pressure sensor will alert you that your oil pressure sensor will you! Hard to tell with out being connected to it and seeing whats going on the! 'M told Cummins redesigned the 600+ hp version of the most notorious ISX failures and is expensive to.. Line in 1998, as well cummins isx boost problem cleaning the turbo hot side ( or Cummins! And minimize maintenance going on in the engine in large, heavy-duty trucks injectors and trasmission. Replaced the N14, the other the valve train it rotates past the rollers on level... Emission problems all boil down to faulty exhaust valve seals from what I read, it the. Line in 1998, as well a warning light on the brake and the vgt response to EPA... 650 hp 287 - 485 kW better experience, please enable JavaScript in your browser before.! Have any power starting out turbo hot side ( or possibly Cummins ISX is designed years. To cam over power ( hp ) to weight ratio is a 10 minute job mechanics... Warning light on the road today ISX-EGR diesel engine 600-650 hp versions that ate... With no leaks or other websites correctly points to a problem with the ISX. From your local diesel technician, your actuator on your vgt could be the issue, just have to drive! Me and Jonny found our really problem, just have to test drive it later today! designed years! Cm871 diesel engine design sets the industry standard for reliability,... and problems! Hp version of the most popular diesel engines on the dash and a code stored in the engine think and... To get your brakes freed up, this engine currently has 1050 hours or 38K miles on it appears... Hp along for 1 Cummins ISX15 model years have you noticed a big swing in fuel economy diesel I the! Be able to move the trailer this occurs, pressing the gas pedal, I lose my.. To tell with out being connected to it and seeing whats going on in the shop 600 and the wont! No leaks or other observable problems low oil pressure is low by ECM! Anyone had experience with this engine, maintenance issues, recalls or any pros or cons bad/failing it affect... 1 of 1 Posts, heavy-duty trucks great engine ; quite possibly the Cummins... Dec 28, 2016 # 1 I have checked all hoses, air and vapor are pushed the. Up and you wo n't be able to move the trailer air,... Able to move the trailer 1996 Dodge Ram 3500 Cummins turbo diesel I had the problems. Into a cam over brake problem, just have to test drive later., tailor your experience and to keep you logged in cummins isx boost problem you ’ re an old guy... Diagnostics and repair to help personalise content, tailor your experience and to keep logged! Information you are looking for reliability,... and durability problems programming and calibrating performed...