isuzu npr def problems

Isuzu considers this to be regular maintenance even though [with this truck] it's been constant. Since 2007, all new Isuzu trucks have complied with the Euro 4 emissions requirements. If it’s not able to use the Def system it go into limp mode. The following are excerpts of some of the comments another contractor provided about his 2009 Isuzu chassis that is coupled with a Silent Knight sweeper: "My crews run a manual re-generation [of the DPF system] at the end of each shift to prevent this problem. A while ago the EXH. Stop the medium-duty truck at a safe place free of flammable material such as dead leaves, grass, or waste paper. "I have a TON of emails on this issue with Isuzu and the local distributor and I have a TON of money wrapped up into my truck. • Driving for a prolonged period with the MIL on can cause damage to the engine and/or aftertreatment system as well as degrade mileage and drivability. [Our diesel supplier] believes it is the bio fuels that may be causing this issue. Included mid-way are some informal comments by one of Isuzu's regional managers who has long worked with sweeper manufacturers, Victory Sweepers, Inc. and Schwarze Industries, Inc. A similarity with the reports we've fielded is that all involve parking area sweepers; to date, no street-class sweeper chassis problems have been reported with the exception of one contractor you will read about that has TYMCO 435 models. Please remind your readers [who use Isuzu chassis] that the process is outlined in three places: Barnes also said in an email that operators may be ignoring regeneration notices, which of course would make the problem worse. I have fought this issue and this truck and gave up 2 years ago. If your organization has had similar issues with the newer Isuzu chassis, be sure to let us know so we can add them to our documentation. designed to perform the important role of capturing soot and exhaust contaminants before it has a chance to be released into the environment This informal survey resulted in more contractors coming forward with their experiences on the topic. GVWR), and NRR (19,500-lbs. Hand over exhaust , not hot , not working. Post navigation. I have a 2012 Isuzu NPR-HD with approx 90k miles and am having issues with DPF regen and Catalytic Converter. This can be a sign leading to a failing DPF unit or AdBlue Module. Related: 4HE1 Isuzu Turbo Diesel Engine: Fine vs. I have a 2011 Isuzu NPR HD with the 5.2 diesel. I perform a forced selective regen. GVWR), NQR (17,950-lbs. However, that contractor uses his machines for parking area sweeping. Make sure that there are no flammables near the muffler, DPF, or exhaust pipe which may result in a fire. There are 2 complaints filed for the 2008 ISUZU NPR. There is a CD in every Isuzu chassis that the driver can listen to. There are 4 stages of warning lights and the last stage is a 5 mph limp mode. If your DPF indicator light (amber) is on, it is in your best interest to take it to them right away to have it looked at and cleaned. Our sales professionals will be glad to assist you. Search our site, and if you don't find what you need, please give us a call. The Diesel Particulate Filter (DPF) is best described as the “ticking time bomb” in most modern diesels.Similar to EGR problems, the DPF can become clogged up from city driving where the car does not get up to temperature.. This wasn't discovered until I opened a formal complaint in the Isuzu system. It is important to keep an eye on your DPF indicator light in your '08-'10 Isuzu NPR medium-duty truck, if it turns red, you may be in some very costly trouble. Course Tooth Injection Pump Gears, Caring for Your Diesel Particulate Filter in '08-'10 Isuzu NPR Medium Duty Trucks. Course Tooth Injection Pump Gears. The Isuzu SCR system will have a heated tank and lines that will keep the DEF thawed. [The chassis] dies on the side of the road with no warning. Diesel particulate Filter Problems … DPFs particularly cause issues for non-highway type applications, and the following series of problems can progressively develop… The number of “forced regenerations” increase, necessitating the truck to be parked up for 20 minutes at a time, to burn off the soot under higher fuel usage conditions. Feel free to look through our parts today! The range of capabilities from Class 3 through 5, coupled with the versatility of multiple wheelbase offerings, has given body companies an open canvas when designing specialized bodies. ! Check out 16 Isuzu NPR-HD DEF Pump Parts for sale. Makes one wonder: Are we saving the environment or are we making someone some money for a failed system? If it’s exhaust it’s more than likely the Def. Drive: RWD Engine:BEST 4 cyl 5.2L Great Condition !! As a result, we distributed a query to members of the World Sweeping Association. Isuzu 2011 NQR 450 290 000 Km. "We kept taking it to Isuzu warranty technicians and they'd replace some part and we'd often not even be able to go 60 miles before the engine would quit. The Diesel Particulate Filter, commonly referred to as the DPF, can turn into one of the most frustrating parts of maintaining your '08-'10 Isuzu NPR medium-duty truck if it isn't properly taken care of. We seem to have the most derate problems with Mack MP7's and 8's. Contact Us. SYSTEM light popped on, which is always accompanied by the check engine light and the regen icon. Next was the turbo and then the PDF filter itself. Campaign Number: 16V797000 Date Manufactured: Nov 02, 2016 Vehicles Affected: 25018 Manufacturer: Isuzu Technical Center Of America, Inc. Mfr's Report Date: Nov 02, 2016 Component: Vehicle Speed Control 2015 Isuzu Npr Vehicle Speed Control Recall 16V797000 This procedure is designed for medium-duty trucks that do not normally operate in conditions that make automatic regeneration possible, such as the '08-'10 Isuzu NPR model. The Diesel Particulate Filter, commonly referred to as the DPF, can turn into one of the most frustrating parts of maintaining your '08-'10 Isuzu NPR medium-duty truck if it isn't properly taken care of. Isuzu trucks often have problems with the DPF, EGR, DEF, EGT and SCR. [This truck chassis] "has really been a nightmare; I was so proud as this was the first brand new cabover truck my company had bought. • There is a potential problem with the emission control system or component. Loss of communication with ACM or J1939 problems on the bus that connect acm, Nox sensors and VGT will cause a derate also. In 2011 the EGR was improved with extra cooling and the "Long story short, after we replaced injectors, turbos and everything else in the system, it was discovered that the problem was that it had the wrong oil dipstick. It is one of the many attributes that has made the N-Series diesel trucks so popular. This truck came in with a p244b - dpf high differential pressure, p2463 - dpf high soot accumulation, p2459 - dpf regen frequency. NEW TIRES!!!!! "I do not know if the people who designed this system counted on bio being mixed in the diesel or what impact it would have on the system... to repair this system ranges between $3000 to $8000 per sweeper. We are located at 4109 Festival Trail Rd, Wagener, SC 29164. Download File PDF Izuzu Npr Hd What Warning Lights Mean contribute books. One time they replace the mass air system; then they changed two injectors. The dipstick that had been installed with my engine was wrong. Then, the number three injector and number four roller bearing went out on the engine when it only had about 175,000 miles on it. Nox sensors are a common failure. I have this 2012 NPR, Im calling out more professionals for assistance, seeing as many of my die hards have left the mothership and came here. Switching your medium-duty truck into DPF Regen mode allows the DPF to burn off the soot and ash, resulting in a cleaner running filter. "We have checked the sulfur PPM, which is between 11 and 14.5, and the bio fuel is less than 5 ppm. If this is not done then the DPF becomes clogged and has to be cleaned at the dealer. Press and hold the DPF switch until the amber checking PM Level indicator light appears on the MID. Our sales professionals will be glad to assist you. They said that was from fuel filters not having a better micron rating, alhough we were using what is specified for the vehicle. If "Selectable" regeneration is available, the selectable (switch) regeneration required warning light (amber) will appear on the MID. During the investigation process, and while going through the issue with Isuzu, that company's long-time regional manager, James Barnes, offered the following: That is where the manual system must be used by the driver. Contact us today for more information on the Isuzu engines that we service. 0. View our Privacy Policy. COLD AC*** WOW 14FT. Three different Isuzu truck service centres have been unable to solve this problem so, before we spend $10,000+ on top of the $4,000 we've already spent in the last few weeks, because the specialists don't know why it's doing this but 'maybe this will help', I … "After all these months of trying unsuccessfully to get the engine fixed before finding the solution, we had to replace a couple more injectors and Isuzu told me that was my problem, not theirs. I have a 2013 Isuzu NPR 5.2 diesel that is in limp mode def I have a 2013 Isuzu NPR 5.2 diesel that is in limp mode def fluid was empty can not force regenerate because there are two codes p0045 turbo … read more Only because you asked if others have this problem is the only reason I am breathing air into this nightmare situation surrounding this Isuzu truck of mine.". (Editor's Note: The only recall we found doing an online search was for particular 2007 Cummins models.). Proper maintenance is key to keeping your DPF free of clogging and saving yourself money in the long run. DUMP BED,WITH SIDE DOOR 4FT.TALL!! Your Isuzu NPR uses cooling chambers in the engine to cool the engine and prevent its internal components from seizing. Lucas Diesel Deep Clean is a new Lucas technology developed to reduce the cost and hassle of particulate filter maintenance. Vehicle can be driven to end of the shift. Here's what the first contractor who contacted us had to say: "...Have you heard of any other sweeping companies who run Isuzu NPR 2009 or newer chassis having issues with the diesel particulate filter (DPF)? The soot and matter will partially block your DPF causing the DPF light to illuminate on the dash (normally when 45% blockage is reached) at which point regeneration is required to get the DPF back in to it’s safety zone. The DPF is an emission filter that reburns Particulate Matter (PM) much like a Catalytic Converter (CC) does. We have made this part of their daily routine to ensure we get full regenerations each shift but... our DPF continues to clog up and the costs keep coming. If that's the case, then Isuzu should NOT sell them to sweeping companies! 0. We have three and each one is doing the same thing. If this indicator light does not appear on the MID, the PM level in the DPF filter is OK and DPF regeneration is not needed at this time. I took it to dealers in three different locations, Dallas, Texarcana and Waco, in order to try to find a solution to the DPF system fouling out. Caring for Your Diesel Particulate Filter in '08-'10 Isuzu NPR Medium Duty Trucks. Remember that the temperature of the exhaust gases are high enough to burn you. It is recommended to go directly to your truck's closest dealership to have the problem addressed. As a result, we distributed a query to members of the World Sweeping Association. Still more than likely the systems clogged / … However, Barnes' tips about manual regeneration may not be the cure. When your DPF is red, your truck will go into "Low Power Mode," causing it to force your truck to run at a low rate of miles per hour (MPH). It has become obvious that parking this truck is better for me than trying to keep it running. This is a real issue when you're sweeping stores that are open 24/7.". So in cold weather, the tank and DEF lines could freeze unless you keep them warm. As a result, we distributed a query to members of the World Sweeping Association. With thousands of parts, including our most popular Isuzu NPR Truck Parts, we should have any part that you need in stock. One problem with DEF is its freezing point, +12 Fahrenheit. It looks as though sweepers don't drive enough highway miles for long enough to burn off particulates properly. I think after that it was a couple of sensors downline from the fuel pump. I had an FRR600 where the had become a problem apparently the former ownewr every time it came up to do a burn turned the engine off in the end I think the computer just gave up trying .Took it into Isuzu ballarat and they reest the computerbut also changed part of the exhaust system as apparently they are prone to splitting which can alter the burn procedure. GVWR) models. ", Another contractor who reported DPF clogging trouble with several of the Isuzu chassis in his fleet said his dealer told him that the chassis had "no business having a slow-moving parking lot sweeper on it. If your engine overheats significantly, it may suffer a catastrophic failure. The DPF is an emission filter that reburns Particulate Matter (PM) much like a Catalytic Converter (CC) does. Press and release the DPF switch to begin regeneration. This is my work truck, its an Isuzu NQR chassis, engine is a 4HKI-TC. Toll Free: (877) 564-6307. The selectable (switch) regeneration required warning light (amber) will change to regeneration in process indicator light. I pull off on a ramp and discuss the situation with my fleet roadside service. They wouldn't even cover the parts if I paid the labor; and, I believe the collection of data show there's no question the bad initial dipstick caused the eventual early engine failure. We have hundreds of Salvaged Medium Duty Trucks and Commercial Box Trucks for Parts including: Isuzu, Mitsubishi Fuso, UD, and GMC. The whole reason the Diesel Particulate Filter came along was to clean up the diesel car image (Euro 5 Emissions, 2009). First off when driving highways speeds, it does a regen about every 125-150 miles. good morning I have a 2013 Isuzu NPR 5.2 ltr diesel I had a problem with turbo actuator not working not allowing a Regen and the def fluid light was flashing , replaced the Turbo and actuator no more … read more At 400,000k the DPD filter was replaced and it continued well. These errors, before long, will cause the engine to go into Derate-power (Limp) mode causing it an issue to drive and can lead to further problems. "The best I can tell after all I've gone through is that these trucks DO NOT work with sweepers on them. Izuzu Npr Hd What Warning 2009-2018 Isuzu NPR Engine Oil Filter Light Service Minder Reset – The Isuzu Elf or Isuzu N-series is a light truck manufactured by Isuzu in Japan. When the cooling system is not working properly, the engine may end up overheating. 4109 Festival Trail Road Truck Driving with Pets: 5 tips to keep your best friend safe on the road, Check your Brakes Before Hitting the road this Summer, What to Do If You Run Your NPR or NQR 4HK1 Diesel Engine Out of Fuel, 4BD2-TC Isuzu Diesel Engine Information Manual, Truck Battery or Alternator: How to Tell Where the Problem Is, How To Find Vin Number on the Isuzu NPR & NQR, GMC W-Series, and Mitsubishi Fuso, Signs and Symptoms That Your Isuzu NPR, Mitsubishi Fuso, Hino or UD Truck is Overheating, 8 Signs of Transmission Problems in Your Import Truck, NPR and NQR Transmission Fluid Requirements. Busbee's Used Truck Parts offers used Diesel Part Units (DPU Unit) for affordable prices on our website as an alternative. Of course, not all models come with this mode like the '08-'10 Isuzu NPR does, so what can you do to keep up proper maintenance on these vehicles? I had to have the filter removed, sent off for cleaning and then installed back and that's not a warranty item, as just one example. Cummins ISX 15l seems to be a bit more forgiving Here we go again, $$$$$ First time the manual burn has come on , tried manual burn for 1 hour, did not work. Isuzu NPR has found that cold weather use in Scandinavian countries has not been an issue at all. Reply. More than likely, you have an EGR problem, an off-road diesel fuel situation, or a DEF problem. by Ranger Kidwell-Ross Over time, the WorldSweeper office has received a number of reports from parking lot sweeping contractors concerning trouble they were having with the DPF systems on their Isuzu chassis. Follow us on Facebook and Twitter, and sign up for our Free Monthly Newsletters. Below is a list of complaints & problems filed against the 2008 ISUZU NPR.These problems includes information received by NHTSA from consumers either directly or as recorded by the Vehicle Safety Hotline. The problem is this soot, it has no-where to go and so will then begin a blockage in the DPF system and this is how common DPF Problems occur. "The local dealer said our air filters were too dirty so we started blowing them out each week and replacing them on a VERY regular basis. It causes the fuel to burn much cleaner, thus eliminating a lot of particulate matter that would otherwise go into the exhaust system causing “regens.” It also cleans out much of the matter already trapped in the filter. According to the filter specs the PPM has to be less than 15 but I am not sure about the bio side of it. Isuzu DPD/DPF Repair Fix engine derate and fuel dilution issues. Be sure to Subscribe to the Busbee Blog for more helpful tips and tricks for safe and easy driving. • May illuminate at the same time as the Check Engine Lamp. If you or a co-worker needs replacement parts for your medium or heavy duty commercial truck, call us at (803) 564-3228 or (877) 564-6307. If you know to ask, any Isuzu truck dealer can point you in the right direction. In business since 1987, our mission is to provide quality used parts at a good price. Year:2007 Make:ISUZU(GMC) Model:NPR(NQR) HD W5500 CREW Miles:142.XXX Trans: Automatic Fuel:DIESEL NO DEF,NO PROBLEMS!!!!! If that's the case, Isuzu should recall this because all diesel has bio mixed in it as well as sulfur. We have contacted Isuzu and provided the company representatives with the information. Most dealerships have diagnostic tools with which they can test your truck's DPF status, and check PM levels. In the first 4-to-5 months the truck was in and out of Isuzu shops all the time. I have just taken to my truck to the Isuzu dealer, and as usual they could not find the problem, bring it back next week, we think it could be the injectors. :/ though almost zero Nox and very little soot is a very big upside. It is an excellent preventative maintenance product. When I did that, the person assisting me commented that he bet it was the dipstick that was the problem. "The warranty has now ended, but Isuzu really never repaired much if anything under warranty; when it was under warranty I spent a fortune on it. With thousands of trucks for parts, including our most popular Isuzu NPR Truck Parts, we should have any part that you need in stock. I have six sweepers on Isuzu chassis but will not buy another one on that chassis after the company refused to even meet me halfway when my engine went down after all the trouble we'd documented. This happened repeatedly over the course of six months. "The diagnostics kept showing different things to be wrong. In 2014 the World Sweeper office received a number of reports from parking lot sweeping contractors concerning trouble they were having with the DPF systems on their Isuzu chassis. In 2014 the World Sweeper office received a number of reports from parking lot sweeping contractors concerning trouble they were having with the DPF systems on their Isuzu chassis. But I am stumped, my local Isuzu "lead tech" is stumped. This can be particularly bad if this happens to you while driving on the Interstate, chopping your speed down to 40-50 MPH. The whole engine had to be replaced to the tune of $13,000. We help you find the heavy duty truck parts that you need. We specialize in Isuzu NPR, NQR, NRR, FRR, FTR, and FVR, Mitsubishi FUSO, Nissan UD and GMC W3500, GMC W4500, and GMC W5500 used Trucks and Parts. Some trucks will go longer with an active code than others before derate. This eliminates exhaust backpressure allowing the engine to run easier and cooler as well as lowering the aggravation and down time associated with particulate filters. This information may be used by NHTSA during the investigation process. How to Find the Engine Model on Your Medium Duty Box Truck, 4HE1 Isuzu Turbo Diesel Engine: Fine vs. ​Busbee Truck PartsPO Box 2674109 Festival Trail RoadWagener, SC 29164, Phone: (803) 564-3228 Value has long been a hallmark of Isuzu trucks. Thanks for your interest in Busbee's Trucks And Parts. The DPD (diesel particulate diffuser), also known as DPF (diesel particulate filter), the DEF system (diesel engine fluid) and the EGR filter (exhaust gas recirculation) aim to meet the emissions standards and to … "I am told by my diesel delivery company rep that he is seeing this happening in trucks and that Cummins even has a recall on their system. It has turned out to cost me much more per day to run that all of my other (old) trucks combined. "Although International chassis are now available, the International is a bit wider, just enough so to keep the 435 from going between parked cars in a standard store parking lot. 2016 Isuzu Npr Vehicle Speed Control Recall 16V797000. This would seem to imply that the slow speed of parking area sweeping may play a part in the DPF system failures. Finally, here's what a Texas-based contractor explained about his vehicles: "In 2010, I bought the truck brand new with a TYMCO sweeper on it. SYSTEM" warning light on if DEF is over half full. "As a result of having too much oil in place all the time, pure oil was being dumped back into the engine's system.That was overloading every component; fouling injectors, turbos and the DPF filtration system, since the system is not capable of atomizing oil. The technicians couldn't put their fingers on what was wrong. Step-by-step details of the manual regeneration process is on a chart above the driver's sun visor, The owner's manual also outlines the process. This question is for testing whether or not you are a human visitor and to prevent automated spam submissions. Some of the key benefits of this recommended product include: Related: Signs and Symptoms That Your Isuzu NPR, Mitsubishi Fuso, Hino or UD Truck is Overheating. For starters, it is always beneficial to be using clean fuel in your truck, or by adding the additive Lucas Diesel Deep Clean. "The dipstick is what indicates that the right amount of oil has been put into the engine. EGR Delete: The Basics. A sweeper doesn't move with enough speed to keep the DPF system operational.". Need Isuzu NPR-HD DEF Pump Parts? Wagener, SC 29164. They kept addressing symptoms but couldn't locate any cause. The cost to fixed a clogged DPF can run you anywhere between $2,000-$3,000 dollars for a cleaning, and $5,000-$6,000 for a replacement! You can easily search by the title, author, and subject. In this first of two stories, we have detailed the experiences of several of the contractors. These def systems are trash and over time erode the exhaust system. Hope that helps Nathan. Isuzu npr regen problems Isuzu npr regen problems. Move the selector level into the "P" position and firmly engage the parking brakes. I have a red exhaust system light, a service vehicle light, and am amber DEF light on all the time. It didn't show full until there were over two quarts too much oil in the engine. During this mode it is important to remember: Related: How to Find the Engine Model on Your Medium Duty Box Truck. To meet these requirements Isuzu use a combination of Exhaust Gas Recirculation (EGR) and Diesel Particulate Diffuser (DPD) emission systems. As we noted above, the EGR is one of the most problematic vehicle components, especially as it pertains to the diesel engine. We were going through a lot of injectors as well. Filled back up at my fuel stop and things are normal at first. By the way, instigating a formal complaint must be done with your Isuzu dealer of record; i.e., the dealership that has your initial warranty paperwork. Drivers must do a manual regeneration, which takes about 20 minutes, for the unit to complete the process. These higher GVWR N-Series models are powered by a heavily revised version of the 5.2L 4HK1-TC diesel engine first introduced in the 2005 model-year. We have seen these symptom more and more on Isuzu … Recent Isuzu Npr recalls. When the regeneration in progress indicator light goes out, the "Selectable" regeneration is complete. It traps soot and other particles, however the DPF has a limited capacity and also has a tendency to stop up very easily, resulting in a part that requires a considerable amount of care. While driving in Pennsylvania, Amber LED by DEF gauge starts blinking and then check engine light comes on. So DEF just got down to half. We carry hundreds of salvaged medium duty trucks and commercial box trucks for parts including: Isuzu, Mitsubishi Fuso, UD, and GMC. If you have any difficulties getting through our phone system, please use our Contact Form or Parts Request Form, or email [email protected]. Reply. In addition to the NPR ECO-MAX, Isuzu also introduced the 2011 model-year NPR-HD (14,500-lbs. If there is no traffic and moving ok, there is no issues. WAHID 2 years ago INTHE RECENT O 2 SENSOR 6 TERMINAL THE TOW SIGNALS CH 1 .CH 2 ABOUT 2.5V PUMP VOLTAGE. "These newer Isuzu chassis with DPF no longer have any type of 'road draft' ventilation of engine gases to the ground. Now, those types of emissions are re-directed back through the engine.

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