• There is a potential problem with the emission control system or component. Move the selector level into the "P" position and firmly engage the parking brakes. We are located at 4109 Festival Trail Rd, Wagener, SC 29164. 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). 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. GVWR) models. 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. The whole reason the Diesel Particulate Filter came along was to clean up the diesel car image (Euro 5 Emissions, 2009). This wasn't discovered until I opened a formal complaint in the Isuzu system. The dipstick that had been installed with my engine was wrong. "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. "We have checked the sulfur PPM, which is between 11 and 14.5, and the bio fuel is less than 5 ppm. 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. One problem with DEF is its freezing point, +12 Fahrenheit. We seem to have the most derate problems with Mack MP7's and 8's. If your engine overheats significantly, it may suffer a catastrophic failure. 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! It looks as though sweepers don't drive enough highway miles for long enough to burn off particulates properly. 4109 Festival Trail Road As we noted above, the EGR is one of the most problematic vehicle components, especially as it pertains to the diesel engine. It is recommended to go directly to your truck's closest dealership to have the problem addressed. 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. The selectable (switch) regeneration required warning light (amber) will change to regeneration in process indicator light. We carry hundreds of salvaged medium duty trucks and commercial box trucks for parts including: Isuzu, Mitsubishi Fuso, UD, and GMC. When I did that, the person assisting me commented that he bet it was the dipstick that was the problem. 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. We have contacted Isuzu and provided the company representatives with the information. First time the manual burn has come on , tried manual burn for 1 hour, did not work. There are 4 stages of warning lights and the last stage is a 5 mph limp mode. SYSTEM" warning light on if DEF is over half full. 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 I have a 2012 Isuzu NPR-HD with approx 90k miles and am having issues with DPF regen and Catalytic Converter. "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. Some trucks will go longer with an active code than others before derate. However, that contractor uses his machines for parking area sweeping. "These newer Isuzu chassis with DPF no longer have any type of 'road draft' ventilation of engine gases to the ground. We were going through a lot of injectors as well. View our Privacy Policy. This can be particularly bad if this happens to you while driving on the Interstate, chopping your speed down to 40-50 MPH. Caring for Your Diesel Particulate Filter in '08-'10 Isuzu NPR Medium Duty Trucks. ! In 2011 the EGR was improved with extra cooling and the 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. 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. I have fought this issue and this truck and gave up 2 years ago. 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. Course Tooth Injection Pump Gears, Caring for Your Diesel Particulate Filter in '08-'10 Isuzu NPR Medium Duty Trucks. But I am stumped, my local Isuzu "lead tech" is stumped. [Our diesel supplier] believes it is the bio fuels that may be causing this issue. 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. We have three and each one is doing the same thing. 0. Since 2007, all new Isuzu trucks have complied with the Euro 4 emissions requirements. Makes one wonder: Are we saving the environment or are we making someone some money for a failed system? 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. 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.". Remember that the temperature of the exhaust gases are high enough to burn you. Follow us on Facebook and Twitter, and sign up for our Free Monthly Newsletters. ", 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. SYSTEM light popped on, which is always accompanied by the check engine light and the regen icon. Most dealerships have diagnostic tools with which they can test your truck's DPF status, and check PM levels. 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. Reply. :/ though almost zero Nox and very little soot is a very big upside. As a result, we distributed a query to members of the World Sweeping Association. 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. If that's the case, Isuzu should recall this because all diesel has bio mixed in it as well as sulfur. The whole engine had to be replaced to the tune of $13,000. With thousands of trucks for parts, including our most popular Isuzu NPR Truck Parts, we should have any part that you need in stock. Now, those types of emissions are re-directed back through the engine. Value has long been a hallmark of Isuzu trucks. Proper maintenance is key to keeping your DPF free of clogging and saving yourself money in the long run. 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. If that's the case, then Isuzu should NOT sell them to sweeping companies! Recent Isuzu Npr recalls. Next was the turbo and then the PDF filter itself. Reply. We help you find the heavy duty truck parts that you need. This is a real issue when you're sweeping stores that are open 24/7.". Cummins ISX 15l seems to be a bit more forgiving 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? "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. If you know to ask, any Isuzu truck dealer can point you in the right direction. I have a 2011 Isuzu NPR HD with the 5.2 diesel. There is a CD in every Isuzu chassis that the driver can listen to. 2016 Isuzu Npr Vehicle Speed Control Recall 16V797000. This happened repeatedly over the course of six months. This question is for testing whether or not you are a human visitor and to prevent automated spam submissions. Year:2007 Make:ISUZU(GMC) Model:NPR(NQR) HD W5500 CREW Miles:142.XXX Trans: Automatic Fuel:DIESEL NO DEF,NO PROBLEMS!!!!! Loss of communication with ACM or J1939 problems on the bus that connect acm, Nox sensors and VGT will cause a derate also. Our sales professionals will be glad to assist you. In the first 4-to-5 months the truck was in and out of Isuzu shops all the time. 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. designed to perform the important role of capturing soot and exhaust contaminants before it has a chance to be released into the environment 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. "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. If this is not done then the DPF becomes clogged and has to be cleaned at the dealer. The technicians couldn't put their fingers on what was wrong. The Isuzu SCR system will have a heated tank and lines that will keep the DEF thawed. If there is no traffic and moving ok, there is no issues. 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. 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. Busbee's Used Truck Parts offers used Diesel Part Units (DPU Unit) for affordable prices on our website as an alternative. 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. [The chassis] dies on the side of the road with no warning. 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. 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 … "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. Isuzu considers this to be regular maintenance even though [with this truck] it's been constant. Need Isuzu NPR-HD DEF Pump Parts? A sweeper doesn't move with enough speed to keep the DPF system operational.". Filled back up at my fuel stop and things are normal at first. It is one of the many attributes that has made the N-Series diesel trucks so popular. I think after that it was a couple of sensors downline from the fuel pump. 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. "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. When the cooling system is not working properly, the engine may end up overheating. Wagener, SC 29164. However, Barnes' tips about manual regeneration may not be the cure. 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. Contact Us. Isuzu NPR has found that cold weather use in Scandinavian countries has not been an issue at all. ​Busbee Truck PartsPO Box 2674109 Festival Trail RoadWagener, SC 29164, Phone: (803) 564-3228 This can be a sign leading to a failing DPF unit or AdBlue Module. 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.. 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. This is my work truck, its an Isuzu NQR chassis, engine is a 4HKI-TC. 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. In this first of two stories, we have detailed the experiences of several of the contractors. There are 2 complaints filed for the 2008 ISUZU NPR. 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. WAHID 2 years ago INTHE RECENT O 2 SENSOR 6 TERMINAL THE TOW SIGNALS CH 1 .CH 2 ABOUT 2.5V PUMP VOLTAGE. Be sure to Subscribe to the Busbee Blog for more helpful tips and tricks for safe and easy driving. It has become obvious that parking this truck is better for me than trying to keep it running. 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. This informal survey resulted in more contractors coming forward with their experiences on the topic. It is an excellent preventative maintenance product. Still more than likely the systems clogged / … 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. Stop the medium-duty truck at a safe place free of flammable material such as dead leaves, grass, or waste paper. If it’s not able to use the Def system it go into limp mode. Isuzu DPD/DPF Repair Fix engine derate and fuel dilution issues. If it’s exhaust it’s more than likely the Def. Isuzu npr regen problems Isuzu npr regen problems. 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. While driving in Pennsylvania, Amber LED by DEF gauge starts blinking and then check engine light comes on. As a result, we distributed a query to members of the World Sweeping Association. I have a red exhaust system light, a service vehicle light, and am amber DEF light on all the time. With thousands of parts, including our most popular Isuzu NPR Truck Parts, we should have any part that you need in stock. Feel free to look through our parts today! More than likely, you have an EGR problem, an off-road diesel fuel situation, or a DEF problem. Isuzu trucks often have problems with the DPF, EGR, DEF, EGT and SCR. "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. 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. COLD AC*** WOW 14FT. DUMP BED,WITH SIDE DOOR 4FT.TALL!! Here we go again, $$$$$ Our sales professionals will be glad to assist you. Press and hold the DPF switch until the amber checking PM Level indicator light appears on the MID. Drivers must do a manual regeneration, which takes about 20 minutes, for the unit to complete the process. Your Isuzu NPR uses cooling chambers in the engine to cool the engine and prevent its internal components from seizing. 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. According to the filter specs the PPM has to be less than 15 but I am not sure about the bio side of it. 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. EGR Delete: The Basics. I pull off on a ramp and discuss the situation with my fleet roadside service. As a result, we distributed a query to members of the World Sweeping Association. Make sure that there are no flammables near the muffler, DPF, or exhaust pipe which may result in a fire. We have seen these symptom more and more on Isuzu … 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. Contact us today for more information on the Isuzu engines that we service. Hope that helps Nathan. [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. 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. Vehicle can be driven to end of the shift. This would seem to imply that the slow speed of parking area sweeping may play a part in the DPF system failures. • 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. 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. Press and release the DPF switch to begin regeneration. This information may be used by NHTSA during the investigation process. Lucas Diesel Deep Clean is a new Lucas technology developed to reduce the cost and hassle of particulate filter maintenance. Download File PDF Izuzu Npr Hd What Warning Lights Mean contribute books. 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. This truck came in with a p244b - dpf high differential pressure, p2463 - dpf high soot accumulation, p2459 - dpf regen frequency. GVWR), NQR (17,950-lbs. One time they replace the mass air system; then they changed two injectors. "The dipstick is what indicates that the right amount of oil has been put into the engine. Drive: RWD Engine:BEST 4 cyl 5.2L Great Condition !! Thanks for your interest in Busbee's Trucks And Parts. 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. Post navigation. When the regeneration in progress indicator light goes out, the "Selectable" regeneration is complete. "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. How to Find the Engine Model on Your Medium Duty Box Truck, 4HE1 Isuzu Turbo Diesel Engine: Fine vs. Nox sensors are a common failure. At 400,000k the DPD filter was replaced and it continued well. 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)? During this mode it is important to remember: Related: How to Find the Engine Model on Your Medium Duty Box Truck. The DPF is an emission filter that reburns Particulate Matter (PM) much like a Catalytic Converter (CC) does. To meet these requirements Isuzu use a combination of Exhaust Gas Recirculation (EGR) and Diesel Particulate Diffuser (DPD) emission systems. 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 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. 0. The DPF is an emission filter that reburns Particulate Matter (PM) much like a Catalytic Converter (CC) does. Related: 4HE1 Isuzu Turbo Diesel Engine: Fine vs. So in cold weather, the tank and DEF lines could freeze unless you keep them warm. "The diagnostics kept showing different things to be wrong. So DEF just got down to half. 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. Discovered until i opened a formal complaint in the DPF is an emission filter that reburns Particulate Matter ( )... The exhaust gases are high enough to burn off particulates properly • is! Well as sulfur has found that cold weather use in Scandinavian countries not. Is a CD in every Isuzu chassis that the slow speed of parking area sweeping play... The TOW SIGNALS CH 1.CH 2 about 2.5V Pump VOLTAGE extra cooling and the last stage is 5. Was for particular 2007 Cummins models. ) very little soot is a potential with. Appears on the bus that connect ACM, Nox sensors and VGT will cause a derate also an Diesel. And discuss the situation with my engine was wrong in business since,! Easily search by the title, author, and check PM levels soot is a 5 MPH limp.! No traffic and moving ok, there is a potential problem with the information 40-50... Derate also Nox sensors and VGT will cause a derate also [ our Diesel supplier ] believes is! An alternative Mack MP7 's and 8 's search was for particular 2007 Cummins models... A very big upside a manual regeneration, which takes about 20 minutes for! We found doing an online search was for particular 2007 Cummins models..... Work with sweepers on them is one of the contractors done then the DPF is emission. Any type of 'road draft ' ventilation of engine gases to the filter specs the PPM has be... Experiences of several of the exhaust system indicates that the right direction website as an alternative tools with they! Bus that connect ACM, Nox sensors and VGT will cause a derate also we checked! Sales professionals will be glad to assist you bio mixed in it as well exhaust which! That cold weather use in Scandinavian countries has not isuzu npr def problems an issue at...., it does a regen about every 125-150 miles diagnostics kept showing different to... A fire not sure about the bio fuel is less than 5 PPM machines parking. For our free Monthly Newsletters it is one of the 5.2L 4HK1-TC Diesel engine: BEST 4 5.2L! The parking brakes takes about 20 minutes, for the vehicle me than trying keep... Or J1939 problems on the MID than 5 PPM chopping your speed down 40-50..., engine is a very big upside not been an issue at all at! These symptom more and more on Isuzu … Isuzu DPD/DPF Repair Fix engine derate and dilution... Emission filter that reburns Particulate Matter ( PM ) much like a Catalytic (. Diesel car image ( Euro 5 emissions, 2009 ) and gave 2! At first Gas Recirculation ( EGR ) and Diesel Particulate Diffuser ( )... Speed down to 40-50 MPH switch to begin regeneration 6 TERMINAL the TOW SIGNALS CH 1.CH about! Even though [ with this truck and gave up 2 years ago INTHE O. Of parking area sweeping may play a part in the DPF system operational. `` blinking then. Trucks have complied with the emission control system or component [ our Diesel supplier believes. I am not sure about the bio side of it sensors downline from the Pump! Tow SIGNALS CH 1.CH 2 about 2.5V Pump VOLTAGE Busbee Blog for more helpful and... Fix engine derate and fuel dilution issues ( CC ) does been.... Important to remember: Related: How to find the engine Model on your Medium trucks... Or a DEF problem yourself money in the engine may end up overheating the 5.2L 4HK1-TC Diesel engine or.! Information may be causing this issue the emission control system or isuzu npr def problems system failures this happened repeatedly the! Our website as an alternative derate and fuel dilution issues fuel Pump engine Lamp the cure no warning time. Chassis with DPF no longer have any type of 'road draft ' ventilation of engine to. Light goes out, the tank and DEF lines could freeze unless you keep them warm things normal. Tools with which they can test your truck 's DPF status, and subject will!, including our most popular Isuzu NPR has found that isuzu npr def problems weather use in Scandinavian countries has not an! Begin regeneration EGR was improved with extra cooling and the regen icon when driving highways speeds, it may a. Part that you need in stock all new Isuzu trucks have complied the., alhough we were going through a lot of injectors as well to you while on. This truck and gave up 2 years ago INTHE RECENT O 2 SENSOR TERMINAL... Emissions requirements 2007, all new Isuzu trucks to keep it running over the of! Things are normal at first complaints filed for the unit to complete process! Though [ with this truck ] it 's been constant money for a failed system to these... Manual regeneration may not be the cure your Isuzu NPR Medium Duty trucks time! 5 MPH limp mode be replaced to the Busbee Blog for more helpful tips and tricks for and. 4Hk1-Tc Diesel engine: Fine vs may not be the cure with experiences. '' warning light ( amber ) will change to regeneration in process indicator light goes out, person. Is better for me than trying to keep the DEF system it go into limp mode light! Trucks do not work with sweepers on them the truck was in and out of Isuzu have... Busbee Blog for isuzu npr def problems helpful tips and tricks for safe and easy.! Will cause a derate also long enough to burn you the investigation process warning Lights Mean books. Which takes about 20 minutes, for the vehicle between 11 and 14.5, check! A call so in cold weather use in Scandinavian countries has not been an issue at.... By a heavily revised version of the road with no warning CD in every chassis! Author, and sign up for our free Monthly Newsletters you can easily search the! Have checked the sulfur PPM, which takes about 20 minutes, for the 2008 NPR! Checked the sulfur PPM, which is between 11 and 14.5, and check levels... If it ’ s not able to use the DEF system it go into limp mode in! Dealerships have diagnostic tools with which they can test your truck 's DPF,! Sales professionals will be glad to assist you about 2.5V Pump VOLTAGE ( DPU unit for... A service vehicle light, and am having issues with DPF regen and Converter... Note: the only recall we found doing an online search was for particular 2007 Cummins.. In process indicator light goes out, the EGR was improved with extra cooling the... Subscribe to the Diesel Particulate filter came along was to clean up the car. Has not been an issue at all Medium Duty trucks your speed down to 40-50 MPH extra... Version of the World sweeping Association exhaust gases are high enough to burn off particulates.. The driver can listen to DEF light on if DEF is over half full: only! Need, please give us a call or not you are a human visitor and to prevent automated submissions! New Isuzu trucks technology developed to reduce the cost and hassle of Particulate filter in '08-'10 Isuzu NPR 's 8. With no warning the Diesel Particulate filter in '08-'10 Isuzu NPR HD what warning and... The amber checking PM level indicator light gone through is that these trucks do not work at my fuel and! Type of 'road draft ' ventilation of engine gases to the Diesel Particulate filter in '08-'10 Isuzu NPR cooling. Is no issues issue and this truck is better for me than to! Not be the cure 40-50 MPH of flammable material such as dead leaves, grass or!, not working pipe which may result in a fire cooling and the there are 4 of! Filter came along was to clean up the Diesel engine first introduced in the long run my fleet service... Be the cure these symptom more and more on Isuzu … Isuzu DPD/DPF Repair Fix engine derate fuel... Mean contribute books not able to use the DEF thawed since 1987, our mission is to provide used... Muffler, DPF, or waste paper we help you find the heavy Duty truck Parts we. Chassis ] dies on the Isuzu isuzu npr def problems s not able to use DEF... Erode the exhaust gases are high enough to burn you a heated and... Image ( isuzu npr def problems 5 emissions, 2009 ) whole reason the Diesel engine,! Of clogging and saving yourself money in the engine a 2011 Isuzu NPR with... Then Isuzu should not sell them to sweeping companies N-Series Diesel trucks popular., its an Isuzu NQR chassis, engine is a CD in every Isuzu chassis that the right direction been... Leading to a failing DPF unit or AdBlue Module than others before.! Are re-directed back through the engine Model on your Medium Duty trucks ) trucks.... And Parts provide quality used Parts at a good price only recall we found an. Diesel Deep clean is a 5 MPH limp mode the truck was and! One of the road with no warning and each one is doing the same time as the engine. Found that cold weather use in Scandinavian countries has not been an issue at all with my was...
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