Maxxforce dt engine problems Jul 14, 2014 · The max force 9 is used and is in hundreds of single axle snow plow trucks around Mn in the cities and townships. I fueled it up shortly after route and it took a loooong cranking cycle to start it. Nov 2, 2016 · I have a 2012 International Durastar 4300 6. I have a 2009 IC CE300 school bus with a Maxxforce Dt engine, Allison 3000 transmission. Most of the negative comments are from non-owners or about a different engine than the MaxxForce 10 in the RV's. Truck gradually picks up speed. 6L. Feb 6, 2015 · I would stay away from maxxforce if engine air intake sensor malfunctions ECM puts truck in limp mode causing it run lean which plugs up the egr and causes the turbo to fail if air filter is plugged same thing happens harness breaks same thing happens its a poorly designed engine I would say whatever money you’re saving upfront you’ll end up spending 3 or 4 times more trying fixing it and Here it was renamed the 6. These problems can severely impact engine performance and efficiency. Aug 14, 2010 · I gotta admit. Sep 22, 2018 · Hi All! New to this forum. God forbid you seat the fuel pump basket incorrectly, it'll fuck Apr 17, 2018 · I have a 2013 Maxxforce 9/10 that runs rough and codes 3661 fmi 5 injector 3 close coil open circuit, 3662 fmi 5 injector 4 close coil open circuit, 653 fmi 4 injector 3 open coil short circuit, 654 fmi 4 injector 4 open coil short circuit. In fact, these problems are spread throughout almost all of its critical Customer: 2011international maxxforce dt. Steps taken would be 2 paragraphs. Our Jan 29, 2020 · I have an International School Bus, vin CB396013 with a MaxxForce DT inline 6 cylinder engine EPA 2010 engine. Maybe worth a shot, delete it running them. Apr 4, 2017 · Just repaired my 2009 dt466. 4 L MaxxForce 7 engine and this is what has happened so far: Driving along the highway, and engine starts to derate. D. This is the first owner posted failure I have seen and it sounds very odd with a repeat failure. There is also a MaxxForce DT, which is not the same engine, but difficult for the uninformed to identify due to similar liter displacement - 7. Nov 25, 2020 · DT466 was upgraded to HEUI and EGR, subsequently redesignated the DT466E, but otherwise the same engine. Our Mar 30, 2023 · Even though Maxxforce engines are a popular option among larger vehicles, there are problems you can encounter with them. I checked with an IC bus salesman, this bus with a good engine was worth Jun 28, 2019 · There is coolant flowing through the egr valve, it could be coming from inside the valve itself, or possibly from the cooler. Dealer couldn't find any faults. My fleet is 98% international, and the 3-4 Maxxforce n9 and n13 motors that are still around are a chore and Half. Mar 30, 2023 · Even though Maxxforce engines are a popular option among larger vehicles, there are problems you can encounter with them. 4-L PowerStroke were victims of the same engine issues. Aftertreatment Symptom-Based Diagnostic and Inspection Manual. Dec 12, 2024 · This manual provides a detailed guide for maintaining and monitoring your 2011 International CE300 school bus with a 2009 MaxxForce DT engine and Allison PTS 2500 transmission. Sep 28, 2022 · The only engine problem has been the electric fuel pump which I changed myself. The bus that we lost the engine in was one year off of warranty @150,000 km. . The goal is to ensure longevity, optimal performance, and early detection of potential issues. But I can't help but notice that there is a $15-20000 price difference(30+%) between the price of ProStars equipped with the MaxxForce engine and the Cummins The following lists important Technical Tips that will help you locate and repair common problems on MaxxForce Engines and DPF/SCR Systems. We chased a miss/stumble problem through any and all diagnostic steps short of tearing engine down. Even with all the emissions B. But with my luck, it would blow sky high . Did not replace anything else. I noticed problem after bus was parked for fuel after a route. Morning route bus starts as it should. the N9 and N10 were to replace all Maxxforce engines starting about 2014 approx. Jan 24, 2017 · It's my understanding that it's not the engine so much as the emissions stuff causing the problems. I listen to it everytime I'm near it when it shuts down to make sure it's working. 7 PowerStroke and Cummins making 1,000+ torque. (they just have EGR). ) software with NEXIQ2 adapter. Ended up replacing the hot and cold egr coolers. Dont do it. Indeed, but the coolers are not comparable. The crankcase breather is critical on these. Differences in the name aside, both the MaxxForce 7 and the 6. hey alex I replaced the fuel canister again and the bus started and idle fine rev the rpms several times but after a while I rev the engine again after letting it run for about 20 minutes rev it up and ease off the accelerator the engine died started right back up and the same response after about 4 times it now cranks and View and Download Navistar MaxxForce DT diagnostic manual online. Please continue reading to learn about the most common Maxxforce 10 engine problems and how people fix them. Every device occasionally has faults and problems, and it’s important to understand them before you purchase. 1 Common Engine Issues I have maxxforce dt 9 year 2014 some times the engine run rough and I can hear the egr valve sound louder my truck have Mike Mcmillan Volvo/Mack Master Tech, Certified with Cummins, Eaton, GM, Hino, Detroit Diesel Apr 3, 2014 · 2008 IC CE300 with Maxxforce DT466 with 95k on the clock. Seems like theres no quick acceleration/boost. Most Common MaxxForce 7 Problems. I cleaned the egr valve. Yet, even with the name change, it is said that those new motors are basically the same as the Maxxforce series. Oct 19, 2021 · Do I just wanted to update, after installing used Egr Valve - new on the way , and going back to original fin type intake only cooler with EBP sensor , with cleaning the sensor tube. Look at the engine block, cylinder head, oil pan and accessory drive. E. I am pretty happy with the ISX other than an EGR problem every 200,000 miles. For best diagnostic results use Navistar Engine Diagnostic (N. Has anybody seen the carbon soot buildup cause this on a MD/HD engine. •0000001624 - 2010 MaxxForce® DT, 9, and 10 Engines Diagnostic Manual (EPA 10) 2013 HD-OBD Technician: Daniel Wilson I would first test all of your batteries with a digital battery tested to confirm there are no internal problems with any of your batteries such as bad cells or any other problems that would cause voltage related issues. Engine lacks power. I connected the ServiceMaxx Pro and reads a code for IPC unable to build during cranking. The power harness can have several 3 pin plug connectors depending where the batteries are. Jan 13, 2024 · One of the most notable problems with the DT466 engine involves the fuel system. Issues here can range from clogged fuel filters to malfunctioning injectors. Just a sudden loss of power. Mar 12, 2021 · No matter which version it put out it seems that a lawsuit was generated. 2. Jun 13, 2023 · Some of the common problems facing the engine include: The DT466E engine's injectors are susceptible to wear and tear failure, which can cause complications like reduced fuel efficiency, rough idling, power loss, and engine misfires. Similar issues. Nothing incredible by modern standards. That's not to say the ISB is all rainbows and unicorns as they have a lot of emissions related issues but the maxxipads are always trouble, oil leaks everywhere, oil separator inop, etc etc. You would need to remove the cross over pipe at the front of the engine and check for wetness. 4-liter PowerStroke. Afternoon route bus starts as it should. No engine codes. Aug 27, 2015 · I have a couple of Volvo 670s w/ Cummins ISX engines, and I was looking to replace one with a 2012-13 ProStar. The issues with the MaxxForce 7 are not limited to one area of the engine. May 26, 2021 · the 07-9 Maxxforce DT is a very similar engine however the Maxxforce DT also has a DPF filter whereas the 04-06 DT466E do not. _____ The Navistar DT (Diesel Turbocharged or Diesel Turbo) engine family is a line of mid-range inline-6 diesel engines. , except for the Maxxforce 7 and the DT engines. Overall, no problems (occasional lemon) - the bad about that motor, fuel consumption is very poor, as compared to other brands engines that have been on DEF . and engine compartment problems, I still wish I could afford a brand new Transtar with the extended cab, 475hp MaxxForce, and 13spd trans. We replaced the cams in the other three. Truck had a bad cylinder head valve, turbos were passing oil to cool side, and had check engine light for 2 injectors. Jun 21, 2017 · We have 13 maxxForce dt engines 2010 and 2012. I'm grabbing for straws at this point. Also for: Maxxforce 9, Maxxforce 10, Maxxforce 11, Maxxforce 13, Maxxforce 15. Four cam failures, one destroyed the engine. S. Dec 6, 2017 · Hey guys I have a Dt466 Maxxforce engine that for the most part it starts just fine but sometimes it struggles to turn on. International said they would replace the engine for $43,000. I left it at that. 25 seconds after the warranty was up MAXXFORCE ENGINE PROBLEMS: Q&A for INTERNATIONAL MAXXFORCE DT ENGINE. Especially when you look at the new light-duty truck engines, like the 6. So I took it in to have it looked at. . Where I am we are owner operators ;( The bus broke a little over a month ago it just randomly was shutting off so I brought it in. I know it can be an issue with the oil pump/filter/oil viscosity. With horsepower ratings ranging from 170 hp (130 kW) to 350 hp (260 kW), the Navistar DT engines are used primarily in medium-duty truck and bus applications such as school buses, although some versions have been developed for heavy-duty regional-haul and severe-service applications. But over the road guys can't delete & be legal. Just don't. We never found a cause. A few days later I decided I wanted the DPF cleaned. Bus has 105xxx miles on it. Engine Monitoring and Maintenance 2. TIA. Mar 1, 2024 · There is no check engine light when it's refusing to accelerate? Trucks with the DT and Maxxforce engines us a "Clean Power Harness" from the batteries to the engine ECU. This Maxxforce Dt 466 hasn’t run better since I had it, lots of power no regeneration and no fuel in the oil and even better fuel mileage. If an injector breaks down, you may need to rebuild or replace it. Earlier DT466 engines make even less power. MaxxForce DT engine pdf manual download. Jul 22, 2021 · Later MaxxForce DT engines produce up to 300 horsepower and 860 lb-ft. hfy airrq bbdruie llp zhjspw wdxu lbkrxnr uuvqbo nfnkl pfglv