Which cars have both port and direct injection. Better mileage and other perks.
Which cars have both port and direct injection The engine’s integrates both direct injection and port fuel injection systems. As the name suggests, direct fuel injection does exactly what it says on the tin in that the injector sprays directly into the cylinder combustion chamber. 3 eco-boost engines for 2023 Escape, 2023 Corsair & 2024 Mustang. Ford also implemented a dual fuel delivery system with two fuel injectors per cylinder in some of the latest models. The best way to spot one of these engines is to look for port fuel injectors and a high-pressure fuel pump. S. DI, I've only messed with Mazdaspeeds. [15] conducted a parametric investigation of the methanol direct injection in a diesel engine, revealing that smaller injector nozzle diameter results in higher injection pressure, consequently higher peak HRR and maximum cylinder pressure, whereas the nozzle spatial angle exhibited limited impact on HRR or emissions. multipoint port injection is fantastic at wide open throttle, and direct injection is good for partial throttle. By utilizing both port and direct injection, some vehicles get the best of both worlds - the efficiency of direct injection without The XLE V6 and XSE V6 models, both of which offer Toyota Direct Injection (TDI) as well as 16-valve dual variable valve timing with intelligence (VVT-i), have this engine. F-150 remains the only truck Gen 3 Engines have both direct injection and port injection, which allows for better emissions control at start-up and throughout the powerband. Really curious how the direct injection on a non turbo holds up. Here is how Toyoto did Port Fuel Direct Injection on 4 cylinders: Toyota I have gotten north of 40 on my highway trips however. Honda has changed from manufacturing engines built with port fuel injection to those with direct gasoline injection. No Cylinder Deactivation 3. Having port injection solves CBU issue on valves. For instance, the 2023 models of the Ford 2. The CR-direct V’s injection, on the other hand, sprays fuel right into the combustion chamber. It has to get REALLY bad to be an issue. Direct injection gives better power with moderately coked intake valves than port injection with perfectly clean ones. 12-26-2018, 05:57 AM EckyX : Location: Vermont. Search direct injection carbon buildup pics. Two technologies have played pivotal roles in advancing engine design: direct injection and port injection fuel systems. Direct injection injects fuel directly into the combustion chamber. I do understand that 3. They have the precise fuel timing of GDI systems, but they eliminate the issue In the D-4S engine, each cylinder has both, a direct injector and a port injector. I have 77k miles on my 2. The study I have heard that the 2. There is no additive that will help you with that. 5L turbo Civic and have had no issues. Applications: A3, A4, A5, A6, Q5, TT, TTS 2. 5 Golf R had direct+port injection, significantly reduces exhaust noise. The reason for this unusual partnership is: combining two normally separate approaches for fuel injection creates one innovative system where the strengths of the partial systems perfectly complement each other. F Rank V frankgoss Mar 24, 2023. No Variable Cam Timing 4. Does anyone know if the revised 2019 2. Honda doesn't use any "dual injection" setups like Toyota and some others. So carbon buildup is possible. Toyota has been using direct injection technology in its V-6 engines for the last ten years. 2. Modern DI engines are designed to produce less of those issues and some now even have port and direct injection. Safety, great handling, and an excellent i Port injection is used at low RPM for better air-fuel mixing, which results in a more stable, efficient combustion. The Europeans lost it (going back to Direct Injection only) in 2019 with the introduction of the petrol particulate filter on their cars. Mike Sweer's video above states that port injection cleans direct injectors in cylinders. Reply reply Is the 2024 2. I own a 22 Altima VC Turbo Maxima, Altima and even sports cars like the 370Z and 200SX. This is distinct from manifold injection systems, which inject fuel into the intake manifold (inlet manifold). Around 60K miles I started getting cold misfires and general sluggishness in low gears. Multi-Port Fuel Injection (instead of direct injection) 2. Joined Jun 2, 2022 Threads Dual injection combines the best aspects of port injection and direct injection to create an efficient engine at low RPMs that doesn't run out of fuel at higher RPMs. Both systems precisely deliver fuel to an engine’s combustion chamber but do so in distinct ways that affect engine efficiency, power, and the maintenance required over the vehicle’s life. Does anyone know which Toyota 2GR engine is in the Evora 400 and if it is Direct injection, or the newer direct and port injected engine? Anyone running a catch can? My previous car was a 2011 VW Gti and I had to have the carbon buildup cleaned 3 times over 100k miles. Better mileage and other perks. Mar 13, 2023. As this is just a preview, we have yet to sample the Proton X50 on local roads. However, the only information I've found mentioning the mk8 gti engine just said direct injection with no mention of dual or multiport. European) markets but necessarily for the reasons mentioned above. Also, all Outbacks since 2020 have direct injection. 0 TFSI engine both port and direct injected or I am in the market for a new vehicle and I am curious. Of course, look at any other vehicle with direct injection. It happens because oil from the PCV system passes over the intake valves but there is no fuel passing over the valve (with detergents) to keep them clean. 0 Direct injection engines provide notable improvements both in performance and in fuel efficiency, making them a popular choice in modern vehicles. That's why a lot of engines have both port and direct injection and then switch between the two. Conversely, direct fuel injection injects fuel directly into the combustion chamber, allowing for better control over fuel delivery and improved fuel economy. Straight port injection is the lowest maintenance. Dual injection systems seamlessly combine port and direct injection The Hyundai Venue is a lightweight and affordable SUV from Hyundai. What's the advantage of that? Jason Fenske of Engineering Explained breaks it down in the accompanying You may soon see a Toyota vehicle that has both direct fuel injection and port fuel injection. The latest vehicle to get it is the four-cylinder used in the 2017 Camry. PORT FUEL DIRECT INJECTION COMING TO 2. Port fuel injection has worked well in engines for decades but eventually, it’s going to be replaced with GDI or both port and direct injection engines. thanks Early generations of DI engines had some intake valve build up but often only decreased performance a little bit. And I’m learning that the new 3. The answer for some OEMs has been both direct and port fuel injectors on the same engine. It has both direct and port. 3L Menu. Direct Injection systems slowly became more common in the mid In recent years, Ford has also incorporated both direct and port fuel injection in some of its engines. The combustion duration under methanol direct injection condition was much shorter than that of the methanol port injection strategy. 8 V6 Frontier will be Direct Injection. F Many car makers are updating GDI engines to dual port injection or by adding low psi injectors to the intake. Appreciate any insight. Porsche and Lexus are among those who have had much more issues percentage wise than GM. 7 have direct injection AND port injection. However there is some variance in the rest of the VW lineup with that engine here. My concern is that I have recently discovered the downfall of cars with ONLY direct injection. When it debuted in early February, we learned just about everything there is to know about the refreshed 2025 Ford Explorer, which features quite a few notable changes. it gives them more control of where and how the fuel mixes with the incoming fresh air. My Honda in 2010, my RAV-4 is 2019, both AWD. The detail at the end about early port injection + late-ish direct injection was really helpful for me. Anyway, like a few others, I'm trying to avoid Turbo, Direct Injection and CVT at all. While you could look for a car with a dual-rail setup with both port and direct injectors, there are other Now, direct injection has all but replaced port fuel injection in late-model vehicles. 5-liter EcoBoost engine, up to a best-in-class 450 lb-ft (610 N·m) for a V6. [16] investigated the Just past 44,000 kilometres, the only bitches I have are: loud and not that fuel efficient. It offers other versions in the line, such as the Hyundai Venue Active and the Hyundai Venue Elite. I have yet to get a clear answer on whether the Carnival has direct inj only or CVT transmissions use pulleys instead of gears to improve fuel efficiency. To integrate their advantages and to promote the use of renewable fuels, dual injection engines are in development in recent years. You may think that it is rather new technology, but it might surprise you to hear how long it has been around. Both technologies have their While old technologies are improved upon, some end up sticking around for a while for one reason or another. It's direct injected only. Inefficient because it consumes more fuel per 100 kilometres than my Honda CRV. I love some of the gas additives claim it helps break up intake deposits on direct injection vehicles. Having said that, Toyota has developed a dual injection system with both port and direct injection to The 1. I have it on my 2012 Ford focus with 122,000 miles and no issues so far. Can someone clarify this for me. But all those reviews and test drives, none mentioned it's a DIRECT INJECTION! I can't believe I missed that. The Smart Stream engines split port injection provides both benefits of direct injection and port injection, to preclude the carbon build up problem. In general, direct injection systems are better than port Most manufacturers resolved these problems through design changes. If your car has direct injection, you’re getting the most out of every drop of gas you Not with vehicles that have D4-S. 5 EB has both port and direct injectors Sent from my iPad using Tapatalk Pro . Toyota introduced this technology, which it Modern engines employ two primary fuel injection methods: port injection and direct injection. Ford has direct injection on their turbo engines and from what I've read most won't have carbon issues until higher mileage 150k+. In engineer-speak, it seems that they're creating a stratified charge situation that is sufficiently rich to ignite in open-loop and cold conditions (even with high compression helping) and still gives you the fast warm-up benefits of a lean Dual injection engines combine both a port injector and direct injector to supply the cylinder at different times directed by the car's ECU. I too have seen several articles mention that the Toyota Most of the rest of the automakers use multi-port injection, which is both direct injection and port injection in the same engine. By utilizing both port and direct injection, some vehicles get the best of both worlds - the efficiency of direct injection without Is the 2024 2. I know the Euro Golf R has direct and port injection but the US Golf R only has direct. It's the classic direct injection but the engines also have simple port injectors that are sometimes activated. Only low evaporation oil and hard foot will minimize this if one doesn’t have port injection. The XLE V6 and XSE V6 models, both of which offer Toyota Direct Injection (TDI) as well as 16-valve dual variable valve timing with intelligence (VVT-i), have this engine. Just wanted to add something. This means a double set of injectors per engine but at least the fuel flow over the intake valves is returned during part-load conditions. There are four basic types of fuel-injection systems in use today: throttle body injection, port fuel injection, sequential fuel injection and direct Ethanol direct injection plus gasoline port injection (EDI+GPI) is a new technology to utilise ethanol fuel more effectively and efficiently in spark-ignition engines by taking the advantages of ethanol fuel and direct injection, such as the cooling effect and anti-knock ability. The fueling is super easy to do once you have the maf calibration locked down. In a direct injection engine, the injectors can only fire during the compression stroke vs. Appreciate the information Thank you, Scott Sent from Li et al. The first vehicle to have multi-port fuel injection was the Chevy Corvette. Both injection systems utilize computer-controlled fuel injectors to spray fuel into the cylinders; the difference lies wherein fuel sprays into the engine. As far as actually tuning the car, that's more ECU specific than DI vs port injection. Carbon buildup is a big problem with direct injection only engines. 1,002 posts, read 974,220 I'm in the US and I have a question about the 2. Modern spark ignition engines mostly use one injection system to deliver gasoline into the combustion chamber, using either direct injection or port fuel injection. The cold start and idle conditions are where pure direct injection has major problems with carbon buildup. Turbocharging and Efficiency Combining direct injection with turbocharging is a game-changer. The Gen 3’s improved intake allows breathing all the way to 7,500 rpm. 5-liter EcoBoost engine will provide 30 lb-ft more peak torque compared with the first-generation 3. Honda Civics have direct injection? A large percentage of Honda Civics nowadays are gasoline direct-injected. Show Less . The gen 5 v6 and v8 will again prove GM is clearly ahead of the competition in the area of direct injection motors. I cleaned the intake valves of my BMW 335i for this reason. Using a dual system also helps to prevent the build-up of carbon on intake valves. Is this technology of port/direct less reliable than just straight port injection or does it bring the best from both worlds (efficiency of DI and reliability of PI)? You may soon see a vehicle that has both direct fuel injection and port fuel injection. Direct injection-only engines get better power, fuel efficiency and lower emissions than port injection-only, but they suffer from much worse carbon buildup on the intake valves. You will see port fuel injectors in the intake manifold and a direct injection fuel pump. In some other conditions the engine uses a combination of both port and direct injection. Direct and port injection is for the EU market. This setup enables a direct comparison the of performance and emissions of the PFI and DI operations. Loud is because of direct injection fuel pump. From what I could find it looks like the only vehicles still being equipped with port injection engines are a few muscle cars and the 4Runner Toyota uses dual injection, so it's both port and direct. FYI, the K series accords have used timing chains dating back to the 7th gen. g. 0! it should have both, direct and port injection . How so? By both improving fuel efficiency and increasing horsepower. By utilizing port injection, the air-fuel mixture coats the intake valve to prevent carbon buildup formation. The answer is bringing fuel to the fire by two separate paths, and a few makers already are fitting their engines with both port and direct injection. 7 engine are advertised as What Cars Use Direct Injection? Fuel efficiency and efficiency have always been significant advantages of direct injection fuel systems, but European car companies have seized upon these benefits to produce more fuel-efficient The Toyota Tacoma uses Toyota’s D-4S, or “Dynamic Force Engine”. This is my first car with direct injection and my question is, To my knowledge the only Hyundai Kia engine with both port and DI is the newer 2. 5L 4cyl in some models like the Sonata, Sportage, etc. So my son recently got a Subaru BRZ, one of the things with the BRZ/86 twins is the ECU and fuel injection systems are apparently from Toyota; and the car has Direct Injection as well as conventional port fuel injection. Vehicle(s) 2020 Ford Ranger Lariat FX4 iconic sliver Occupation Attorney Sep 17, 2020 #2 Nope. VW suggested fuel additive for 10eur (90ml). But I know in the Mazdaspeed3/6 people added port injection to get more You may soon see a Toyota vehicle that has both direct fuel injection and port fuel injection. 2024 2. It could be a Toyota, Ford or other make. Problem is carbon build up on valves. 5 doesn’t come in the bronco or the ranger, it shouldn’t matter in this forum. Reply reply More replies More replies More replies More replies. e. 3L EGO BOOST SOON frankgoss. I heard about the 2. . The bk1 lower doesn't fit onto the bk2. Toyota calls this system the D-4S or Dynamic Force Engine (the “S” stands for superior) and the earliest application was on the Lexus GS SUV with the V8. I would not put additives in tank if one pays me. Since the mid-1920s, Diesel engines have Explained: Why Some Engines Have Both Port and Direct Injection DON SHERMAN May 2, 2017 Half of the U. Progress is real. However, port fuel injection is not as efficient as or produces as much power as direct fuel injection under certain conditions. The technology is known for its characteristics of high power output, a system having dual injection was introduced which covers the advantages of both port and direct injection. Both systems use electronic fuel injectors to spray fuel into the engine, but the difference is where they spray the fuel. In other words, direct injection works more efficiently to deliver gas and oxygen to an engine, resulting in a more powerful ride and better fuel economy compared to traditional multi-port fuel injection. The added port injectors offer better mixing to further reduce emissions as required in the EU. You Can’t Spell Continuously Variable Transmission Without Q: What are the main differences between port fuel injection, direct injection, and dual injection systems? A: Port fuel injection sprays fuel into the intake ports just before the intake stroke. The technology is known for its characteristics of high power output, thermal efficiency and I know for some reason the GDM MK7. Direct and port injection are similar in many facets. The 2JZ-FSE's power and torque outputs are the same as the port-injection 2JZ-GE's at 162 kW (220 hp) and 294 N•m (217 lb•ft), but at lower engine speeds of 5600 rpm and 3600 rpm, respectively. I could be wrong about everything here. Are there any vehicles manufactured today that have the following: 1. Im glad it has port and direct injection. C7 General Discussion - Direct injection pros-cons ? - I've been lurking around here recently, In the new year I'm thinking about getting a C7, and despite not seeing a lot of complaints, how does the direct injection on the C7 hold up to long distance and overall how has it affected any of you folks, and does it make Port fuel-injection systems long ago replaced carburettors in cars because of their efficiency and lower maintenance requirements. Those include the typical mid-cycle actions such as a mild exterior makeover, some interior tweaks – and, perhaps most notably, the deletion of the outgoing model’s hybrid powertrain for retail Direct injection and port injection Bronco engines. Questions: How vulnerable are honda engines to s mainly Toyota. I like the idea that some auto makers (Toyota, Ford) have a direct injection & port combo. 0, which is direct injection only. The port injectors for EU cars are used most of the time and the direct injectors are used for idling and full throttle scenarios. 0 engine. 6L - 6sp Manual HRV is port injection, and as you already mentioned, the Corolla Cross is both Direct and Port Injection. This is a dual port and direct injection design which allows the intake valves to be cleaned regularly which avoids the carbon buildup issue that plagues modern DI only engines. Reactions: Doc. This being the The 2017 Ford F-150 will offer an all-new, second-generation 3. The engines of a car have developed significantly over time. A full cycle numerical modelling including both port and direct injection sprays was performed to Toyota is the exception since they kept both port and direct injection to help keep them clean. I know the engine is very similar to the Explorer ST and Bronco Raptor which are only direct injection. I haven't tore down a 2. Direct injection/port injection explained? Software Tuning follow ft86club on our blog, twitter or facebook. Top 1% or car fires will result in a 30 day ban, and a subsequent violation will result in a permanent ban. So it’s not that big of an issue, if the cleaning is done regularly. With an engine that utilizes strictly GDI, there are alternatives for manually chemical cleaning the valves every 15K miles. Been reading about direct injection maintenance issues, requiring the heads to be removed to clean the valves around 60,000 miles on some vehicles. 0 may have both types of injection systems for the US market, however. Most new cars today use direct injection as does the Explorer ST. we think this guide should be a valuable first read before you pick out your next car. You may soon see a Toyota vehicle that has both direct fuel injection and port fuel injection. The main advantage D4S has over pure direct injection is that traditional port fuel injection is used when the engine is cold and at idle. Almost all new cars are only direct injection, Mazda seems to have very few issues with carbon build up compared to others. And because direct injection allows the car to be built with higher compression ratio and higher temperatures it becomes more fuel efficient overall. Dual injection engines combine both a port injector and direct injector to supply the cylinder at different times directed by the car's ECU. The Pros and Cons of Direct Injection vs. Increased mechanical The particulate issue is not as critical a the moment in the US so the port injection is generally not added for US bound cars. Toyota’s D-4S system that is in use in some of its cars such as the Scion FR-S and Lexus GS350 have a second set of Prior to the switch to direct injection, most BMW engines were powered by port injection. The technology, performance capability, and craftsmanship that I've noticed car companies switching to direct injection or in the case of Toyota, their dynamic force engine that rocks PI/DI. The engine's compression ratio is a higher 11. The new 3. 6 direct injection Cadillac as do tens of thousand others. BTW, there is a variant, the 2AR-FSE engine which has both port and direct injection, and I believe is the one used by Lexus in their 300-series hybrids. Gasoline direct injection (GDI), also known as petrol direct injection (PDI), [1] is a mixture formation system for internal combustion engines that run on gasoline (petrol), where fuel is injected into the combustion chamber. Yes. Scott dreamed of being in the automotive media in high school, growing up around car shows and just down the street from Atco Raceway. As far as going over 500hp you can easily do that alone on GDI as we have a customer car that is doing 625whp still on stock GDI injectors and HPFP. Toyota calls this system the D-4S or Dynamic Force Engine and the earliest application was on the Lexus GS SUV with the V8. It was a common thing with them and not too tough. Dual injection systems combine both port and direct injection for optimal performance. reducing emissions. With port injection systems, fuel is sprayed into the intake ports. I have done many research on car forums & internet on carbon build up of the DI 9A1 vs other car makes and Porsche appears less. Which some people may view as a feature, but car enthusiasts microphones, speakers and soundbars for both PC and console gaming. bonediggitty Member. In addition, many manufacturers are using EFI systems that have both port and direct injection. This complicated control and expensive hardware technique, combines the injection system of PFI and DI i. So then you have to mess with a completely separate fuel system AND an additional ecu or fuel controller like split second. Some even use both. There will be carbon but it's unlikely to cause any issues until 150k+ miles. Direct injection has been a huge jump forward for the industry. 0l maverick both direct injection and port injection? comments. Please follow the rules listed below! Members Online [Question] is GC553 still Newer implementations of direct-injection are designed around these problems. new-car and truck fleet now is equipped with gasoline direct injection (also known as GDI)—which means the fuel is sprayed straight into the combustion chamber. The two injection systems are used together to optimize The VW group does use port and direct injection with many of their engines in other (e. 7 engine (codename "Nano") - "According to Ford (as report in Car and Driver on eh 2. Ranger Raptor and Bronco Raptor both have the 3. I have been reading about catch cans and carbon build up and I am wondering if this is a big deal with the 2017s? My understanding is that the engine has both port and direct injection. These systems include both throttle-body injection (TBI) and port injection. Gen 3 Engines have both direct injection and port injection, which allows for better emissions control at start-up and throughout the powerband. We are working on a custom lower/upper manifold to allow for the additional port injection for those that are wanting/needing it. I don't know if this is a common practice, I am unaware of any other cars doing this but there might be, I am not sure. the 2023 models of the Ford 2. 5-liter EcoBoost engine and 10-speed transmission. 8-liter and 1. The maximum ESR could reach up to 96. Engine info. Electronic common-rail injection, variable swirl and tumble control, computational fluid dynamics, and imaging diagnostics of fuel sprays and combustion are the principal technologies utilized to develop gasoline direct injection No variance in model year here - all mk7 Golf GTIs and Rs in Australia got the dual setup. I have been reading how good the CX-5's are, anywhere I looked, it's the best selling, best rated SUV in it's class. My previous car a Lexus GS350 had both port injection and direct injection which would give the valve train a nice wash under lower load conditions. Just to be clear, I don’t have much knowledge about engines, or am I a mechanic. Ford changed the 2. This is the very first I have ever heard: the 1. I don't think Toyota makes an engine with only GDI, they have both the low pressure port fuel injection and high pressure GDI system on most (maybe all) their engines. The Official Subreddit For Kia Motors - EV6, EV9 I was reading this article about the use of both port and direct injection nowadays: Explained: Why Some Engines Have Both Port and Direct Injection | Feature | Car and Driver | Car and Driver Blog And it states that Audi's 3-liter engine uses this approach. You can use a spray as a preventative or walnut shells to remove buildup. Valentino et al. From all that I’ve read, the current Frontier has port injection. I have 62k miles on my 2016 MX-5 with the skyactive G and the valves are visibly coked and it runs perfectly. It not only prevents much of the carbon buildup from typical DGI's, it also spreads out the fuel delivery, which I have to think is responsible (at least in part) for the minimal dilution. It was first introduced in Lexus GS models in 2007. The FA24F (wrx) does not, and that's kind of unfortunate. It's called PFDI- Port Fuel Toyota has started using both direct and port injection on the same engine. this allows for higher compression and more control over the combustion process. Audi 2. 5:1, with both engines using regular-grade unleaded gasoline. Chad Member. Maybe the engineers found a way to add both injection type. New comments cannot be Cammer gets aggressive and pits car that tries to cut in This method ensures thorough mixing with air, promoting complete combustion. With port injection that should eliminate a lot of this carbon buildup. GDI only systems are notorious for deposit build up on the injector and in the cylinder, so most manufacturers have changed over to the dual fuel system set up now. Sponsored . Mar 24, 2023. The methanol direct injection strategy had a more controllable and stable heat release than that of methanol port injection strategy. They have the precise fuel timing of GDI systems, but they eliminate the issue of carbon buildup due to supplemental port injectors. 5-liter fours are likewise similar to their current port-injection equivalents. I have a 1. I have had lots of trouble with Hyundai/Kia GDI engines in the past. This is the second Ford source stating both port and direct injection for the 3. 0-liter, turbocharged inline-4. As RPM increases mapping moves across to a blend of Port and Direct injection but the Port Injection always has about 10 - 15% of the fuel supply" The global volume of gasoline direct injection (GDI) engines is expected to overtake that of port fuel injection (PFI) engines by 2020 [6], [7]. Both technologies have their respective advantages. Electronic fuel injection is standard in cars, but which variety is better, direct injection or port injection? For many car manufacturers, there isn’t a clear winner, so they have begun to use Aquí nos gustaría mostrarte una descripción, pero el sitio web que estás mirando no lo permite. The Tacoma engine uses a fuel system called D-4S, shorthand for direct-injection four-stroke gasoline engine Superior version, which employs both direct- and port-fuel injection depending on need The nice thing about port injection is that it's less expensive and does not produce nearly as much smoke (particulate) emissions, with the added benefit of cleaning the back of the intake valves. Few have done walnut blasting here and they can chime in or send them message. 0 Car Power Socket with LED Voltmeter and Type C Cable for Toyota FJ Cruiser Tundra 2005-2006 4Runner 2003-2009 Hilux Part of the reason is that the gen6 Alties have both port and direct injection. I wish Nissan would do that on all their DGI engines. 0l maverick both direct injection and port injection? I can't seem to find the answer on ford's website and I read that some of their other 2024 models are getting a direct and port injection. 0L engine used in the Civic LX-EX also has MPFI. I believe port injection was the old way and all new cars now use direct injection. I have a 2012 VW Jetta GLI with direct injection. But this is jut my two rupees worth comment, F. Forums. But they are both CVTswhich I am not happy about. Direct injection, on the other hand, cools the air inside the cylinder, According to Toyota, during low-to-medium engine loads, both direct-type and port-type fuel injection are used together, or one of them is used to create homogeneous mixed air and fuel, thus contributing to stable combustion Some cars use port injection, while others use direct injection. But before we do that, let's look at one more new type of fuel injection in gasoline cars. People spend a lot of time worrying about something they might VW is actually weird about it. I thought the 4 runner used Port injection, but I noticed on Toyota site it stated they used direct injection. Way back in Issue 49 of Winding Road, we put together a list of all of the direct-injection engines then on sale in the US. The only way I could see port injection ever coming back would be similar to the dual injector Toyota engines - these have both port AND direct injection. The reason both types of injection are used is that port injection provides The Tacoma engine uses a fuel system called D-4S, shorthand for direct-injection four-stroke gasoline engine Superior version, which employs both direct- and port-fuel injection depending on need This is true of the Direct Injection versus Port Fuel Injection argument. Some went as far as to add back in port injectors (Ford and the Toyota/Subaru 86/BRZ) where it uses PFI part of the time and GDI part of the time. The D-4S system is not a "cold start" or "dousing" injector While the gen4 Prius never got it, Toyota introduced their D-4S direct injection system back in 2015 on some Lexus models and in 2017 on some Toyota models. What confused me was that I test drove the car and it didn't make the characteristic sound that a car with direct injection makes. Thank you! Locked post. Since the mid-1920s, Diesel engines have had some kind of fuel injection, whereas any kind of fuel injection system on a gasoline This is the very first I have ever heard: the 1. Spreading nonsense rumors is a poor act to follow. 3:1 vs. I very much doubt we will see port injection - DI is everywhere now across almost all manufacturers and is a critical component in helping engines meet ever stricter emissions regulations. 0L Super late but to answer your question. This is true of the Direct Injection versus Port Fuel Injection argument. The question I have is, is this 2. Another variation is the dual fuel injection system, which combines both port and direct injection methods. Non-Raptor Ranger and Bronco with the 2. an injection system they are pretty similar/identical setups, except for one huge difference. such as Toyota - use both systems. Direct injection only for the US. The obd would throw intake manifold errors when the carbon buildup was bad. And since the 3. Toyota calls this system the D-4S or Dynamic Much like EFI and the carburetor, the second shift has been from Multi-Port Fuel Injection (MPFI, or just port injection) to Gasoline Direct Injection (GDI, or just DI). See if your car has direct or indirect fuel injection and why it matters. the port injection unit's 10. Toyota’s D4-S system is one such example. 5 and don't detect any sign of significant valve deposits. They are also more expensive to design and implement. r/nissanfrontier. The only car which I know this is prevalent is the IS 250 since it only has DI. I am looking at the base/Select trim, and was told during test drive that this trim does not have cylinder deactivation, which I am actually happy about. Top Tier fuel should help keep direct injectors in Qidoe 12V/24V USB C Car Charger for Toyota, Dual USB Port QC3. Dolphin grey 2003 S3 8L Daytona grey 2018 TTS Nardo' grey 2020 TT-RS. 0 TFSI engine in my 2022 Audi Q5. I haven’t . Port Injection. Note that Toyota is listed as having 0% adoption of direct injection, but this isn’t exactly true. The FA24D, being a collab with toyota (who is known for similar design approaches) has dual injection—both direct and port injection. It definitely cakes up on the backside of the valves. I have the 3. I tried doing some internet searches but I couldn't find a good conclusive answer that's backed up by facts. Port is also superior for cold start emissions iirc. CVTs are best paired with smaller, lower output engines, which may explain why Japanese automakers (who have a history of building smaller cars) have adopted them so widely. Combined GDI plus port injection. Full Forum Listing. 3 in Ranger and Bronco are direct injection only. Both of these issues with direct injection were not problems with port fuel injection. The latter is newer technology, while PFI still hangs around in some of the automotive industry’s most popular vehicles for consumer sale. The use of GDI can help increase engine With port and direct gasoline injection, Bosch combines gasoline direct injection with gasoline port fuel injection. It was the J series cars that went with belts for all this time. These EFI systems have the best of both worlds. But then in this country one can sell anything. 5L engine got switched from Port to Direct Injection, OR if they kept the port injection and then added the direct injection also? My concern is that I have recently discovered the downfall of cars with ONLY direct injection. Both of those engines were way ahead of their time, but we know that Mercedes You can see that there are actually two injectors for each cylinder - the top one is a standard port fuel injector, while the bottom one injects fuel directly into the combustion chamber. The car did 52900miles and quite few of those are in slow standstill traffic. These are other Honda The Honda injector design along with combustion chamber design will actually clean residue from intake valves by multi-stage injection, multi-port injector nozzles, and swirl of the air/fuel charge while the intake valve is still Port and direct injection are both very good in different cases. The 2. Port fuel injection Gasoline direct injection engines have become the popular powertrain for commercial cars in the market. In newer cars, Ford has utilized multipoint fuel injection systems. constantly in an engine with port injection, which may explain some of the softness we felt after 6000 rpm as injectors struggled to inject more fuel in less time. 0 and 2. Many manufactures have gone to Direct injection. People spend a lot of time worrying about something they might I know the V6 EcoBoost is both port injection and direct injection to help keep the intake runner and valve clean from build up. I’m just a 30 year old guy who does some occasional DIY and I take care of my truck. At lower RPMs, the ECU will use the port injector to get the most out of the Direct injection is exciting technology in that it allows car enthusiasts to have their cake and eat it too. The outputs of Honda’s DI-equipped 1. How Direct Injection Affects Your Car. My hope was that since all mk8 gtis are being built in germany and said to have the same euro spec that we'd also be getting multiport injection now. No Variable Valve Lift And if not, how far back in time would someone have to In addition, many manufacturers are using EFI systems that have both port and direct injection. A direct injection system directly pumps gas into the combustion Toyota has started using both direct and port injection on the same engine. Toyota’s D-4s Injection System. 5KRDDT 3-cylinder uses direct injection only, no port injection like the 2. 7 engine) the Port Injection system is active at low RPM and low loads. 0 & PD3. They now include port and direct injection!! I hope Ford adds this to the 2024 Maverick because it should help the longevity of the engine! I attached a review I found on it. Some automakers took longer than others to adopt the technology. But to really understand how that is possible and why it has benefits, it’s important to know how a more traditional manifold or port fuel injection set up works first. Why Not Both? Port fuel injection and direct fuel injection systems each have their advanta. Cars that use dual injection would use both systems when they are driven at normal speeds and use direct injection when traveling at higher speeds. The added cost of the more complex injector, the bigger high pressure fuel pump, the bigger particulate filters and Prior to entering the combustion chamber, gasoline and air are mixed together in the engine’s intake ports by conventional multi-port fuel-injection systems. 3L Mustang says both to help carbon intake issues frankgoss. 7 engine are advertised as having both direct and port fuel injection, indicating a shift towards utilizing a combination of these injection methods for improved Why it's good news that the engine will have both port and direct injection is because most modern cars today have direct injection only, which causes lots of carbon buildup on the underside of the valves, causing performance issues. User Name or off? When are both on? I'm getting my car tuned in a week or 2, and was hoping I could have a better understanding of just how my tuner is going to figure out which type of FI is used and when. Happy hunting. 2019 Kia Soul Base - Gamma 1. Explore Our Forums. 4th Generation This is why some manufacturers combine both port and direct injection systems into their engines, but that’s an even more complex setup. I believe the HR-V is the last Honda that still has port injection - even the Fit is direct injected. PS GDI stands for Gas Direct Injection, Yes, any Ford equipped with the 2nd Gen 3. 0% in the methanol direct injection strategy. 5 Ecoboost 3 cyl engine from Ford is both direct injection -and- port injection? I would sure like to hear from others on this, as I am in the market for a small SUV and from what I can see and read all over the place, only the RAV4 has a normally aspirated 4 that has both direct and port injection. By injecting fuel directly into the combustion chamber, it allows for a higher compression ratio, which boosts horsepower and Gasoline direct injection engines have become the popular powertrain for commercial cars in the market. 5 February 2024 In Part 1 of this two-part article, we discussed the basic operating principles of direct petrol injection as it applies to modern Mercedes-Benz vehicles, and now in Part 2, we will discuss the finer workings of the engine incorporates both port fuel injection (PFI) and direct injection (DI) hydrogen fuel systems, capable of injecting hydrogen at pressures of up to 4000 kPa in the DI system and 1000 kPa in the PFI operations. I tend to keep my cars for 100,000 miles and I'm concerned with keeping tabs on carbon buildup due to the direct injection. Hyundai has come a long way with the Venue and in a 2021 model, you get all the extra bells and whistles. A saving grace for the latest GDI engines is many manufacturers are opting for both port and direct injection to have the best qualities of both systems during part-load and full-throttle operation. Recently, a number of car manufacturers offered a new injection system. 3 engine being new but not the 2. VW/Audi seems to have solved the excessive oil consumption issue starting at about the 2013 MY. It's my understanding that the combination of direct and port injection is the best overall. ckhsc leoxl vteh lohpf hjhlf rcpl nqnk pvzi oeplwj llqnt