Signs You Are The Chosen One, Example Of Trustee Report To Beneficiaries, Personal Classifieds Springfield, Mo, Articles I

I think CAR FANS C800 is the best solution. This Isuzu truck warning light is an amber engine block with a downward-facing arrow. The 2012 Im at 30gps, egr 22% but load is 1%. It may not display this or other websites correctly. If the car is brand new the process will take less time and if it is old, it will take more time. P244C Isuzu Exhaust Temperature Too Low For Particulate Filter Regeneration Bank 1. isuzu slow regen - Ekklesia.net 2013 Isuzu NPR HD 5.2L I4 dtc P1490 & P20C9. I have the Isuzu scan tool and I tried to force a regen and after 40 min of trying the tool report Regen Inh read more. Close. BOOK ONLINE OR Regen wont continue because my LOAD is too low. The next step is to select DPFE regeneration adpatation. The process continues to regen until the soot level reaches either low or 0% on the MID. See id this helps. The company continued to sell commercial vehicles in the US. How To Install Act Ffxiv, And that's the only thing I don't like, Id like to see atmosphere at idle. Reduce Engine Power Indicator. Thanks that makes sense for the p2463, that was the day he drove it back when couldnt get manual regen to work on the side of the road. The minimum duration for the drive is 20 minutes at approximately 60 - 90 km/h (45 - 60 mph) but could take up to one hour. However, if the operator starts going too slow for the regeneration process at any time during the 20 or so minutes needed, the light may go off again without a regeneration taking place. - Car Dominar, Pingback: How to do DPF regeneration in TOYOTA INNOVA , TOYOTA FORTUNER AND TOYOTA HILUX Cars? What I need to know. Mine spent its life dragging a trailer and I never actually noticed it do a regen. isuzu slow regen. July 13, 2016. Engine load is too low and will run regen once I turn on a/c and headlights/wipers. If the automatic regeneration cannot be completed by some reason, the emergency regeneration is requested to the driver by illuminating the 'SEL REGEN. Replaced turbo, checked turbo for proper function, waste gate, installed test boost sensor, checked EGR valve and air inlet, checked alternator.still loosing power. I'm curious as to the motivation on changing the DOC. The message regen in progress appears in the multi-information display or MID of a vehicle it means that the DPF regeneration is in progress. N-SERIES MEDIUM DUTY TRUCK (LOW CAB FORWARD). There is no question that the systems work to reduce diesel exhaust emissions. on The best in wrecker trucks Isuzu FVR 10 tons flatbed tow truck, on Isuzu FVR 12tons fuel bowser truck Design & Construction, on The Isuzu FTR The Worlds Most Advanced 4X4 Off-Road Water Truck Review, on Isuzu small refrigerated carriers manufacturing process evaluation, We are china Isuzu water truck, fuel truck, garbage truck, dump truck, vacuum sewage truck, tow truck, crane truck, refrigerated truck top manufacturer, The best in wrecker trucks Isuzu FVR 10 tons flatbed tow truck, Isuzu FVR 12tons fuel bowser truck Design & Construction, The Isuzu FTR The Worlds Most Advanced 4X4 Off-Road Water Truck Review, Isuzu small refrigerated carriers manufacturing process evaluation. MAP GOOGLE There are generally three different ways of regen. If there are still questions, contact Isuzu's Consumer Relations Department. What is baffling me is it can go active, then something happens and it goes back to start. Diesel-powered Isuzu truck models are Isuzu NPR ECO-MAX, Isuzu NPR-HD, Isuzu NPR-XD, Isuzu NQR and Isuzu NRR. ran slow regeneration We have an Isuzu FVD 1000. At that level, two seconds of braking can recover enough energy to drive for 700 metres (0.4 miles . Light / Medium / Heavy Duty VocationalLandscape open maintenance / Landscape box truck / Debris dump / Construction and install landscape / Equipment transport / Internal ramp van box / dove tail / External ramp / Beaver tail / Bi-fold gate / Hydraulic ramp gate / Vanscape / Dump Truck / Irrigation Truck / Refrigerated / Freezer / Produce / Delivery / Catering / Ice Cream / Reefer / Beverage / Boom trucks / Crane / Grapple / Dry wall / Bucket truck / Dry van box / Straight truck / Cargo trucks / Moving trucks / Stake bed / Flatbed trucks / Toy Haulers / Hot shots. ziegenfelder popsicles; best college marching bands in north carolina; halimbawa ng positibo at negatibong pahayag. At this point the yellow light indicator light will stay visible for quite a while, and it will be able to resolve. In our previous story, one of the contractor's problems with his chassis DPF getting plugged turned out to involve his chassis having been outfitted with the wrong dipstick. Toodling about is no good for them ,,needs a good burn out ,,my navara did it once not long after I got it ,,wondered what was wrong with it ,,couldnt get above 20mph ,,took it for a good run and gave it some beans ,,hasnt done it since. "In sweeping and similar industries, the most important key to efficient operation is driver education," said Rossetti. Vikings White Hair Actor, The 2018, with egr at 40% Im at 26gps, 16% load. What to do if we find ourselves in such situations? Itll need a forced regen I think. However, if they are very short trips that are not enough to do an automatic regeneration, at some point the operators must initiate a manual one. "One problem we've seen on a somewhat widespread basis, though," said Rossetti, "is drivers who disregard the lights when they come on. Start the vehicle Click the go Button (f2) and the engine . If you own a diesel car manufactured after 2009, it will feature a device called a Diesel Particulate Filter (DPF). When a manual regeneration process is started, the driver pushes the regen button, the light flashes and then the green light comes on. It will then run a regen and set the learning of the filter and once done, it is ready to go. 3 Indicators of a successful forced DPF regen. That is not the case with manual regenerations: The vehicle must be left in park during the entire manual process. These pickups need work. Warren1001. By default each tab is set to completely regenerate each time a switch is made to make a tab current. CarDomionar - A website that helps you understand the basics of your Car. Then, you will have to see a mechanic for what is called "forced" regeneration. This command setting allows a user to . So there are two different catalysts on here. It's like when the low fuel warning light comes on. Rossetti says that is, in most cases, an extreme response. If we proceed to not regen our vehicle then eventually our vehicle will get stuck in a derate and that will then shut down the engine. What's involved in the 3K Calibrations tuning process? Whirlpool. It sits at 200 - regen start for an hour. Whatsapp:+86 133 2989 5001 Are the NOx heaters working? Pull over safely on a paved or gravel surface. Green Flag attends a lot of cars that have broken down with DPF problems and they are caused by one primary factor: the DPF is clogged with soot because the driver has ignored the warning lamp. Starting in the 2008 model year, Isuzu trucks have a 'Vehicle Health Report Feature' added into the chassis system. Once the process has begun you will notice that the exhuast temps will rise and the differential pressure will be reduced, when this figure reduces to 0.00 the burn of process will be complete, The cool off process will begin. To clean a DPF using manual regeneration mode, you can use a specific service tool like the MaxiCheck Pro from Autel or other service tools for diesel engines. If I take, There is a little bit of aftertreatment added at the end. At that point, the process will restart. - Car Dominar, How to do DPF regeneration in Mahindra Cars? Isuzu and Ford have gas engine options. Rather than after every shift, Rossetti said they have been successful with a number of sweeping companies via recommending a selectable regeneration be initiated once per week. If needed, the system will regenerate, thus minimizing the possibility a manual regen will need to be done during the rest of the week. I mean like 20-warmup, 200-regen started, 220-temp rise, 370-regen active those modes. Professional DPF Regenration ToolHD3300 Plus diesel scan tool support OEM-level DPF function for Cummins, Detroit, Caterpillar, International, Volvo, Paccar, Isuzu and Fuso. Mine will never warm up enough to start regen. It is clear that you are not getting to temp for diesel dosing, I have tried driving the crap out of them and forcing a regen too, but if whatever gets the exhaust hot (VGT, throttle blade, etc.) These days most of the newer vehicles can do a regen while driving. In the case of an Isuzu truck, the optimal conditions for the engine to regen are having it parked with operating temperature, we press and hold the DPF switch for 3 seconds. Keep a eye on the oil level it may be putting fuel in the oil. It sits at 200 - regen start for an hour. 3.Added D-P-F Reset & Regeneration functionfor ISUZU HINO UD FUSO, and Added Oil Light Reset Services to ISUZU HINO FUSO (UD can not support it ) . Untrained operators may think "Oh, now it's okay to continue driving or otherwise operating the vehicle and the regeneration will continue behind the scenes." Cycle the park brake from OFF to ON. After the fine particles are cleared and the indicator light is turned off, it will disappear by itself. Now, however, the soot has to be burned within the engine and having anything wrong with your engine that causes an insufficient fuel burn can lead to frequent regeneration and other engine troubles. Just attach the tool to the DLC and access the module's function to clean the DPF. I was talking to a friend last night who works for Ryder and he said if it goes in and out of regen mode it needs injectors. This primarily depends upon how plugged the filter has become and the speed of subsequent operation. As a general rule of thumb, automatic DPF regen should take around 10-20 minutes and not more than that. What happened is these particles started getting into the intake system. That kinda info. So I take out the get the egt hot, I pull over at 600* and try the regen. Are the NOx heaters working? DPF may also clog more if your drive is mostly limited to hilly areas (in ISUZU it is called DPD diesel particulate diffuser instead of DPF) . I can take CAC pipes off, put pipes on, open egr, close egr, remove the cooler, nothing seems to change load. Promptly take the vehicle to a mechanic to get it looked at. The regeneration takes place automatically while we steadily drive the car, preferably on a highway. If regens are interrupted repeatedly, though, at some point the yellow light will come on signaling that a manual regeneration New info. ARMADA ISUZU YOGYAKARTA Jl. What diesel drivers need to know about their DPF - Green Flag That doesn't mean it will break every time. Providing quality training seminars and educational materials for the service industry. - Car Dominar, Pingback: How to do DPF regeneration in Hyundai Cars? Once the regeneration starts, it must be finished within a certain time. The KTS will bring up the next screen with particulate filter status, Engine speed, exhaust gas tempreatures and differential pressures. Rp 235 Juta. the injector). isuzu slow regen. . JavaScript is disabled. Blow Off Valve. The 2012 Im at 30gps, egr 22% but load is 1%. isuzu slow regen In this instance the vehicle is typically operating at a slow speed of less than 80 km/h. The procedure for diagnosing why is in the information. That doesn't mean you're out of fuel. NPR 300 Tipper NPR 300 Tipper Crew TIC: Isuzu is a member of the Truck Industry Council - Safer Greener Essential. Contractors Report Isuzu DPF System Troubles by Ranger Kidwell-Ross. You are not likely going to be harmed. Bad Turbo Symptoms, Problems and Repairs - Pro Car Reviews I have worked in the automotive industry for many years and have extensive knowledge of vehicles and their engines. And what has to happen during each one? Here . During this time it is important to note that the operator must not touch the brakes or accelerator pedal or put the vehicle in gear, since any of these will suspend the regeneration. The regeneration cycle of the truck is a necessary thing that cleanly burns off the excess soot that is usually deposited in the filter. Lets see how to do DPF regeneration in Isuzu cars. then 220 - temp rise. The indicator light in yellow of the DPF will flash an indicator light that flashes. This reduces the soot burn temperature to 350-400Ca temperature readily reached by engines under even light loads. This very common failure occurs when the DPF gets old or fails to regenerate as per the normal factory regen process. And I noticed turbo boost desired is 15.2@idle and actual is 14.2@idle. isuzu slow regenvin diesel net worth 2021 forbes. This type of regen has three distinct types of regen, where one is active, the other is passive and the latter is forced. The parked regen is now in process and should take 40 minutes to complete; Make sure you do not push the key in the ignition to the off switch, depress the clutch, release parking brake, or put truck into gear. "They don't; just operate the vehicle normally because it's doing what it's supposed to. I would download it, just in case Scott has to pull it. Stop Engine Lamp ENGINE SHUTDOWN Furthermore, in two of the types of regen, it is rather done while driving and require no driver input. Sometimes, however, this process of regen can be too much of a hassle and we cannot always find suitable safe places to do a routine regen. That is in service information. Manual regeneration. Drive the vehicle until the Check Control message for the switch-off scenario in the KOMBI goes out. Took the truck back to the dealer yesterday. 2012 Isuzu NPR-HD Catalytic Converter and DPF Issue Failed dpf regen and high oil level go hand . Daftar harga. Menyembunyikan. I can not find any information about the P1463 code. Change Color Of Kitchen Cabinets App, I don't know if these will perform a forced regen while in gear. They'll ignore them to the point that they end up in "limp home mode" and that is not what anyone wants to occur.". How to do DPD / DPF regeneration in ISUZU D-MAX and MU-X Cars? ", In the audio interview with Rossetti, we also discuss at length the use of biofuels and their implication in the DPF system. Owners in some industries may have many thousands of hours on their chassis by the time they reach 50,000 miles on the odometer. We have used the Bosch KTS scan tool for work on this truck as the scan tool is cpable of 12 and 24 Volt systems. f01.justanswer.com/diesel3153/95d.pdf Passages clear? The exhaust outlet is going to give off readings of very high temperatures during active regeneration. Regen is also known as the regeneration process. Hello, I have a 2012 Isuzu NRR with the 5.2L diesel. Because both street sweepers and parking area sweepers spend a significant amount of time traveling at speeds lower than 30 mph, the sweeping industry is a prime example of one that might need to learn the more complicated intricacies involved in initiating manual regeneration of the DPF systems in its sweeper fleet. System goes 200 - regen start. It takes, EGT gets to 680* and it goes back to 200 regen start. If the indicator light goes off, this means the fine particles have been eliminated. Mobil bekas Panther harga kredit murah di Yogyakarta November 2022 Depending on the fuel quality, engine oil type, idling time, and other factors can change the need of regen of a particular truck. Im stumped. . As the turbo is on boost, the intake system will become filled with pressurized air from the turbo compressor. Yogyakarta 55284 Telp / Whatsapp: +6281933355055. The DPFs color is green and there is no manual intervention needed at this point. If there is no traffic and moving ok, there is no issues. Changing a DPF 2008 Isuzu NPR 5.2. Keep in mind that the green light may come on signaling an automatic regeneration is trying to take place. "The people who do low speed operation, like sweeper operators, may drive far enough to the location where they start sweeping to initiate a standard, automatic DPF system regeneration. Save my name, email, and website in this browser for the next time I comment. Got a Raytek? Then, and only then, is operator action needed. Engine speed will increase and DPF Lamp will go out. In some cases, parking area sweepers are in that category. USING CRUISE CONTROL . Ideally, in the case of parking lot sweeping, the operator can hopefully get to a spot where there is a task that needs to be done outside the vehicle: backpack blowing, changing out garbage bags, etc. then 220 - temp rise. In conclusion, you now have a good overview of how your DPF system operates. In general, a modern truck can undergo the regen process efficiently while driving easily. - Car Dominar, How to do DPF regeneration in TOYOTA INNOVA , TOYOTA FORTUNER AND TOYOTA HILUX Cars? - Car Dominar, Pingback: How to do DPF regeneration in Mahindra Cars? Check for a cal update? isuzu slow regen isuzu npr slow regeneration 2020-2021 coverage for ISUZU NPR/FTR Low Cab Forward The software continues to provide diagnostic capability for a wide range of light and medium-duty trucks. Also scrutinize your driving data to see what suggestions you might give to your driver that might increase fuel economy. Driveability. Heavy Duty Truck Code Reader F506 PRO Enhanced Full-Systems OBD2 Scan I perform a forced selective regen. Any Isuzu truck dealer can pull this data and help you to make a determination based upon the information found. I wound up replacing the differential pressure sensor because despite it looking ok in idss, on my autel it looked weird. Isuzu NPR regeneration Diagnostic Network. All Rights Reserved. Nothing I do seems to have any bearing on load. According to Rossettit, the overall chassis industry average is to have about 33 miles traveled for every hour of vehicle usage. Required fields are marked *. Parked regen takes twenty minutes for some vehicles and sometimes it takes an hour and more for other vehicles. That table is to decide whether a normal or slow regen is necessary. To do this, the driver needs to put the vehicle into park and push the manual regeneration button. However, in a somewhat indeterminate number of miles the system will move to 'red light status,' which does require an immediate manual regeneration. It takes, EGT gets to 680* and it goes back to 200 regen start. Also, do not perform regeneration indoors with poor ventilation. You may read those 'case histories' in our previous article (link opens into a new window). New info. This kind of situation occurs usually when the vehicle is in a fast speed range (above the speed of 80 km/h), and continues to maintain regular and secure driving situations. Nous vendons des moteurs diesel Isuzu, d'authentiques pices dtaches Isuzu et nous pouvons vous aider trouver la bonne pice pour votre application. I was the guy that spoke to you over the phone because I have an Isuzu in the shop doing the same thing. I agree with Crosstrees' post that this is In order to do this, the vehicle must be running at a speed of over thirty miles per hour. Jim Technician Dover, New Jersey Posted Latest . I have a 2012 Isuzu NPR-HD with approx 90k miles and am having issues with DPF regen and Catalytic Converter. Should be close enough. Thanks for Watching! Starting in the 2008 model year, Isuzu trucks have a 'Vehicle Health Report Feature' added into the chassis system. It'll think it's full and keep doing a regen. How to do DPF regeneration in Hyundai Cars? I see nothing changing when it, Hi Jim: You are using an out of date browser. This process of regeneration refers to the soot being burned away with a high temperature in the Diesel Particulate Filter (DPF). 2012 Isuzu NPR-HD 5.2L (6 4HK1) Will Not Complete A Regen. We have a variety of Vauxhalls at work, including 1.7 Isuzu CDTi based engines and 1.6 Whisper diesels. Changing a DPF 2008 Isuzu NPR 5.2 : r/DieselTechs - Reddit I was hoping a forced regen would take care of them. Or it could be a combination of things or a performance issue. Isuzu NPR regeneration - Diagnostic Network . Isuzu NPR 2012 5.2 diesel. It thinks it should go into regen They dont use DPFs in their current models. There are not many things that might happen if we do not regen a truck. Magelang KM.5,5, Sinduadi, Kec. The same with when the yellow light comes on; you need to start thinking about regeneration. What requirements for each, what can kick each out. View and Download Isuzu NPR 2008 owner's manual online. Isuzu DPD Problems? Just a general question. Model. your vehicle will slow down to the cruise control speed you set earlier. If regens are interrupted repeatedly, though, at some point the yellow light will come on signaling that a manual regeneration must be initiated. (For reference, a human hair ranges from about 25 to 181 m in diameter.) Secondly, you're going to be creating a new Runnable every time the Player regenerates health. Isuzu Dmax Regen | The Farming Forum wtf. How Many Rows Of 8 Are In 32, Im out of ideas, Does this one have the exhaust brake by the DPF? Method 1 : - Forced regeneration by Driving (applicable for ISUZU D -MAX AND MU-X ) at more than 70kmph until the DPD light goes off. isuzu npr slow regeneration Regened for me a, Good morning Jim. . In extreme cases when people have used bad biofuel, he says, they've seen instances where the inside of the fuel inlet pipe was coated with white grease from using what might be called [inferior] 'restaurant quality biofuel.'. To have a better understanding you can read our blog on DPF click here. NOWWW the question is what input(s) are used to calculate load. However, a truck should regen once per tank of fuel. Select Request regeneration (first selection). I have 3 Isuzu NPR-HDs that I service for my business. But if you drive your BS6 diesel car for short drives or constant slow speeds due to which the exhaust temperature never goes up to the level required for burning the soot, then you may face DPF sign showing more frequently. I would download it, just in case Scott has to pull it. Parked regen is a process where we park our vehicle and put it to selective or forced regen. Any of these will stop the regeneration. In general, the regeneration will not last more than 20-60+ minutes for most vehicles. Its pulling a trailer every day, never noticed a regen until the last 2 weeks, now its doing it all the time. It is a safety feature to prevent further engine damage. Therefore, a truck regeneration cycle is of vital importance. CORRECTION OF VIDEO NOTE - For additional reference see page 3-47 to 3-62 in the FTR Owner Manual. E-mailinfo@isuzujp.com isn't working it will not stay in regen. If you ignore the DPF light, and you continue to drive in your usual "gas/brake" pattern, you will probably end up seeing other warning lights come on. Note: Engine can be restarted, but a parked regeneration must be initiated within 30 seconds or the engine will shutdown. What i did find weird is I have 2 trucks next to each other. Unsolved. But I am stumped, my local Isuzu "lead tech" is stumped. Are you working towards net zero emissions by 2040? I wound up replacing the differential pressure sensor because despite it looking ok in idss, on my autel it looked weird. Temps esnsors accurate? I have IDSS and factory service info. I contacted an Engineer at TEXA to ask about the issue. To maintain a truck engine properly we need to do routine regens. 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. Be sure to go through your own vehicle Owner's Manuals for complete details. . This parameter displays the engine load in percent based on inputs to the ECM from various engine sensors. With too much oil in place, oil was injected into the system and the result was to clog up the DPF, and worse. Should be close enough. Regeneration anytime, any day The system can be operated anytime, making it suitable for drivers who are only driving in urban areas. Slower Health Regen | SpigotMC - High Performance Minecraft None of the, FWIW, mine would not got hot enough to start regen. 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. Just a follow up to this, we are still having issues and are very stuck now. There are three operating states, which are fully automatic regeneration, a manual regeneration and anytime, anywhere regeneration. However, if we do choose to let the process of regen stop and interfere, then the things that might occur are listed below. When the light comes visible, the driver has to allow the driver to rebuild, or change the engine load of the vehicle so that the rebuild can be run at the time of need. That doesn't mean you're out of fuel. It is clear that you are not getting to temp for diesel dosing, I have tried driving the crap out of them and forcing a regen too, but if whatever gets the exhaust hot (VGT, throttle blade, etc.) In the modern diesel exhaust aftertreatment system, diesel exhaust fluid (DEF) solution is injected into the exhaust stream in a spray of tiny droplets. But I am stumped, my local Isuzu "lead tech" is stumped. Have they checked the injectors do you know? You'll have to park for about 15 minutes to accomplish this. :shrug: Hi Jim: Then went back into regen as compressor went on again. This may happen several times; it's not uncommon for a 'good' regeneration record to be that automatic regeneration takes place only 75% of the time. But kicked out as the compressor disengaged. 1 satisfied customers. Do you have any training material explaining the different regen modes? This in turn reduces the harmful exhaust emission that helps prevent the black smoke you often see coming out of the exhaust of diesel vehicles. We selected the truck and engine and carried to test the engine fault codes and cleared. Once the DPF becomes blocked, the car will usually go into Limp Home Mode until the problem is fixed. I did have a p0172 code set twice, which I cant prove out. UD: DPR status check, DPR state reset, DPR ForcedRegeneration, DPR Differential Pressure Check. Isuzu truck DPD regen problems - can anyone help? Unfortunately, many people read that the diesel particulate filter needs to be removed and cleaned every 100,000 miles or 3,000 hours. Diesel Equipment Trading est distributeur officiel de moteurs diesel industriels Isuzu en Belgique, aux Pays-Bas et au Luxembourg depuis 2011. is in the tool. Unless, I changed the doc, because in my experience, if the thing is dosing and not making fire, the doc is worn out. In order to do this, the vehicle must be running at a speed of over thirty miles per hour. Then went back into regen as compressor went on again. As I think you know, the service information, TSBs, etc. PDF Diesel Particulate Filter (DPF) Control System Check Today's vehicles do not emit crankcase gases out onto the ground; rather, the system is completely closed. For a better experience, please enable JavaScript in your browser before proceeding. My D Max keeps going into regen, short trips mainly, but can do it twice in an 8 mile trip, its 67 plate done just over 30000 miles, any ideas, dealer cant see it till the end of next week. Remember those black clouds of smoke diesels were known for? At this stage, Isuzu Trucks these two conditions when the DPF light is flashing. The other side of the regen word is the collection of soot and ash. ISUZU HOME PAGE. I'll continue to pick at this thing, Ok, I got it figured out. When it showed full, he told us, the engine actually had about 2.5 quarts too much oil in the crankcase. THE SYSTEM CHECK NO LONGER AUTOMATICALLY JUMPS TO REGENERATE. Facebook page opens in new window Instagram page opens in new window YouTube page opens in new window Linkedin page opens in new window. But I am stumped, my local Isuzu "lead tech" is stumped. The following are some common issues and tips for repairing your Isuzu NPR. ), Can You Clear Coat Over Rustoleum? Especially with slow moving vehicles like parking area sweepers, where relatively fewer miles are often put onto the chassis, the 3,000 hour mark needs to be tracked so the the filters can be maintained correctly. It's a wall-flow filter usually made of cordierite, silicon carbide, or a ceramic monolith. I don't know about the "glove test" but I did note the temperature of the valve, and it remained room temperature until commended open. Over time, this would show how often that regenerations have occured automatically and/or have been required on a manual basis.