Which one you pick is up to you. WFLNHB Intake Manifold Air Flap Adjuster Repair Kit 2721402401 Fits for Mercedes-Benz M272 M273 Engine Replace 272 140 24 01. . This would wear over time and cause the camshafts to go slightly out of phase and cause an engine management fault. Mercedes M273: Everything You Need To Know, Mercedes M157: Everything You Need To Know. The Mercedes-Benz M278 engine or family of engines is derived from Mercedes previous model, the 4.7 Liter M273 V8 engine. The Mercedes M113 engine family made its debut in 1997. BenzWorld.org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. Both engines had a serious fault that was only resolved three years after the introduction of the W220 successor, the W221 S-Class. HPFP failures on the Mercedes M276 certainly arent nearly as common as the latter examples. Ethanol is a great way to boost performance on the M278, because tuners can run leaner air-to-fuel ratios and greater ignition timing without running the same risk of detonation or pre-ignition. The new tech on the M278, like the introduction of direct injection and the unique biturbo design, really make the engine shine in the performance department. Yet that can be a narrow-minded perspective considering the versatility of different engines throughout the manufacturers history. Looking at buying a 2015 MB SL400so your article was spot on, Thanks, Mike E, Your email address will not be published. There were gasoline and diesel versions, both provided with multiple cylinder counts and varying displacements. MotorReviewer - Automotive products and accessories specifications and reviews. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Your email address will not be published. Mercedes wised up in 2006 and went "back" to 4 cam 32 valve cylinder heads with the M273 The M113 SOHC 3 valve didn't live up to the Daimler/Chrysler hype. The most reliable W221 is the 2008-2011 S550, equipped with the naturally aspired M273 engine and 7-speed automatic transmission. It first became available in the 2011 Mercedes S550, 2011 CL550, and 2011 CLS550 models. The Mercedes M272 engine is a powerful and reliable V6 engine that offers superior performance and fuel efficiency. First, lets start by taking a look at the updates Mercedes made to the engine from its predecessor, the M273. I cannot find cylinder liners/sleeves for this engine. *Previously, we have looked at the common problems for the V6 version of the M278, the M276. Incorrect operation of the variable intake manifold features the following symptoms: rough idle and a loss of power with check engine light illumination. The first Mercedes-Benz models . Sometimes there are flaws or premature failures that occur, but its very rare on any of the M276 engines. The pressure supplied to the rails lies between 120 and 200 Bar. My 2013 S550 apparently had issues with oil in the harness a few months before I bought it from the dealership. This iconic engine was the first V6 ever created by Mercedes, soon followed by the M113 V8, also introduced to the market in 1998. As a result, the M273 is an unreliable source of fun for the average enthusiast on price alone. There are also issues with premature wear of valve guide on earlier M278 engines. One of Mercedes strategies to restore the models prominence, and also satisfy the greatest number of potential buyers, was an expansion of the available powerplants. The M157 is a 5.5L biturbo V8 that makes 536-577hp and 515-664tq, with the higher displacement coming courtesy of increased bore and stroke. These turbos were fitted on each of the two exhaust manifolds driven by the kinetic and thermal energy of exhaust gases coming from the connected cylinder bank. E 250 CDI: Available from 2009 on, the 2.1-liter biturbo made 195 hp and 369 lb-ft of torque at 1600 rpm. Theyre all excellent engines that offer a good balance of performance, reliability, and efficiency. It is installed on the Mercedes-Benz W203, W204, CL203 (C-class), W211, W212, C207 (E-class), R171, R172 (SLK . End of Time:::: No engine is perfect, and they will someday have problems that will occur because of age or improper maintenance. Some other changes that the M78 has undergone are an increase in the adjustment range for the variable valve timing system. Major Engine Problem You Should Look Out For. I had mine 2016 S212 250 Bluetech (204hp) 9gtronic for two years now. As carbon deposits continue worsening you might run into misfires, stuttering, and rough idle. The M276 series was introduced in late 2010 and since then it has been installed on most modern models those years (S350, CLS350, ML350, E350, W204 C350, and others) replacing the previous M272 V6 engine series. Car. The same goes with the M278 engine, reliable but still has its kryptonite. Its difficult to judge a model that was introduced less than a decade ago; but, according to the above-mentioned criteria, we can safely say the 20102016 W212 E-Class improved on the W211. In order to post comments, please make sure JavaScript and Cookies are enabled, and reload the page. M273 4.7L. However, there are some gems out there that won't break the bank. As mentioned earlier, the inside of the M278s cylinders were lined with Silitec, a hyper-eutectic aluminum-silicon alloy that is cast into the aluminum cylinder to reduce friction, lower heat, and reduce wear. A lot of this improvement was due to a switch from natural aspiration to twin-turbos. Even novice DIYers can knock out the job fairly easily. The Alusil cylinders, unfortunately, cannot be honed. The Mercedes-Benz M276 engine family has a lot to offer. The air cleaner box features two air filters. DE35LA engines are in these models: Some of the most common problems with the Mercedes M276 V6 engines include: Well discuss the above issues in greater depth throughout the rest of the article. The M273 series was released in 2005 as a successor for the M113 engine. The new version of the M272 V6, which name is M276 DE35, came out in 2011. This failure could cause a wrong positioning of the camshafts. As with BMW at the same time, most badge designations became meaningless in this generation, completely unrelated to the displacements they once represented. Specifically, M278 referred to the 4.7-litre biturbo V8 engine for Mercedes-Benz vehicles; M157 referred to the 5.5-litre biturbo V8 engine for AMG-badged models; and, This causes power loss, but its usually very hard to notice since it occurs slowly over the years. The M278 is derived from the company's previous M273 V8 engine, sharing its bore pitch, aluminium engine block, and Silitec aluminium/silicon low-friction cylinder liners. The M276 DE30 and DE35LA are still awesome engines all around. Unfortunately, the Silitec far from lived up to its hype. I've owned 2010 and 2011 E350, but the 2012's new engine and fuel economy are outstanding! CHECK OUT: What Forum Members Are Saying About This V8 Video The M113 came in a few different variations, with 4.3, 5.0, and 5.5-liter versions. It may not display this or other websites correctly. Any thoughts about M119? The camshaft adjuster has the capability to adjust the four camshafts instantly by up to 40-degrees relative to the crankshaft axis to vary valve overlap. It makes it much deeper, raspier, and louder. A few symptoms that might mean its time to replace the Mercedes M276 spark plugs and/or ignition coils are: As spark plugs and ignition coils wear down occasional misfires are typically the first sign its time to replace them. 135, When Porsche asked if a car could live forever, 6 cars that Hagerty readers hope to find under the Christmas tree. . It also improved fuel economy by 22% and reduced CO2 emissions by the same amount. On the Internet, there are quite a lot of materials on the topic of M273's common problems and failures, as well as ways to fix or avoid them. Mercedes did a lot better with their M276 V6 engine. All M272 engines have aluminum engine blocks with a 90 V-angle with silicon/aluminum lined cylinders. If not pay attention to knocks/noise for a long time, this may lead to the replacement of the entire chain drive system together with cam adjusters. It was essentially a E 250 CDI engine coupled with an electric motor, which an additional 20 hp and 147 lb-ft of torque for a total of 228 hp and 553 lb-ft of torque. However, no engine is perfect and that applies to the M276 as well. Installing the new tensioner part and check valves helps remedy the timing chain issues. Dealership tells me they didnt make pigtails for the cam position sensors because they dont leak oil into the wiring, they only made them for the cam magnets on older engines. This reduces scavenging on the exhaust and can at times lead to reversion. Maintain the M276 well and its likely to be an excellent, reliable engine that you can enjoy for years to come. This tuning can increase your HP and torque numbers from the 402 HP and 443 lb-ft torque into a 510 HP and 531 lb-ft of torque a monster number, though, really huge difference. These small Honeywell turbochargers produce up to 0.9 bar (13 psi) boost pressure. Like the predecessor, the M278 4.6L V8 is a turbocharged engine. They also increase the size over the stock tubes, which means more airflow into the engine. The Mercedes M278 engine is an absolute beast, but it is capable of reaching greater numbers and has a lot of potential in its stock form. thank you Minor Oil seepage from the outermost cam position sensors but the innermost were dry and all 4 magnet connections were also dry. Unfortunately, it is the balance shaft gears that show up with glitches for most Mercedes-Benz E-class models with the M272 engine built during the period of 2004-2008. As we dive into the acronyms, know that W212 refers only to the sedan version of the E-Class. Airmatic suspension failure. Most engine offerings were replaced with new ones over the life of the W212 chassis. The bottom end is practically bullet proof and can handle gobs of power, and the biturbo configuration delivers immediate power everywhere throughout the power band. Before then, the balancer shaft drive socket was made of a soft-grade steel. Hence, the wear of the guides. Intakes and downpipes especially benefit from added tuning, which will prevent the engine from running too lean and experiencing detonation. Compare. Got a load of photos of them stripped doing the said shaft Pete "Plodder"? The Silitec coating showed themselves as bad cylinder surface material for operation under high temperatures and detonation. **We might refer to the different M276 engine variants (i.e M276 DE 30). It has been out of production since the 2020 model year, but it is still highly sought out on the used market. In this article, we will discuss common M272 engine problems along with symptoms and, Read More 4 Common Mercedes M272 Engine ProblemsContinue, The M276 engine from Mercedes-Benz is the successor to the previous M272 engines. Initially, the C43 caught a lot of flack for its perceived lack of power, but it has changed critics minds with its deft handling, impeccable performance, and luxurious interior. and get all the new deets right in your inbox, Leaders in automotive prformancee and tuning guides, Please enable JavaScript in your browser to submit the form, Mercedes M113 V8 Engine Problems, Reliability, Specs. The crankcase ventilation is provided through a line between the impactor and the left air filter. You are using an out of date browser. It features advanced. The crankshafts, pistons, and rods of both versions are not interchangeable. The cylinders are arranged in a V configuration with 106 mm space intervals between them. It's great when some one takes the time to be so informative. The, Read More Mercedes C43 vs C63 AMGContinue. For decades, the Mercedes-Benz S-Class sedan has reigned as a supreme icon of luxury motoring. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); TuningPro is a blog dedicated to providing car enthusiasts with the best information around performance modifications, engine problems, general maintenance and repair, and tuning. Especially the "owned and driven" experience. The M278 is based on a 4.7-liter version of the M273. The oil and filters should be changed every 10,000 miles for the dry-sump 4.0L, which holds 7-12L of oil, depending on the model. Chandlers passion and knowledge of the automotive industry help him deliver high-quality, insightful content to TuningPro readers. From those rails, the piezo injectors spray refined atomized fuel into the combustion chambers and are capable of providing up to five injections per cycle. 2009-2013: 1.8-liter turbocharged engine, made 201 hp and 229 lb-ft of torque. Get it as soon . Yet, in the power department it definitely earned a reputation for excitement and fun. It was the naturally-aspirated, direct-injected M276 3.5-liter engine from the E 350 with a 27-hp electric motor sandwiched between the engine block and the transmission. JavaScript is disabled. These two engines share the same bore pitch, Silitec aluminum/silicon low-friction cylinder liners and an aluminum engine block. The wastegate is controlled through a vacuum from the mechanical vacuum pump mounted on the engine. The M278 is a 4.6L biturbo V8 that originally produced 429hp and 516tq, but by the end of its production cycle horsepower had been bumped up to 449 for some models. However, no engine is perfect and there arent any exceptions here. Price: Buy It Now $10,900. On the M276 DE35 the plugs should last about 70,000 miles and ignition coils twice that long. 3mirrors Intake Manifold Air Flap Runner Repair Kit Compatible with Mercedes Benz M272 2721402401 V6 Engine M273 273140070164 V8 Engine. Also, there were some problems with premature valve guide wear, but later engines don't have that issue. The connecting rods in opposite are 2 mm shorter in order to preserve a compression ratio of 10.5:1. Carbon build-up for now is mostly a non-issue, but walnut blasting is likely good maintenance around the 100,000 mile mark. The engine is equipped with fracture-split, forged connecting rods and light-weight, low-friction aluminum pistons. Alternatively with which engine could I replace this engine with? For me, it's comfort and luxury, not high performance and reliability. This isnt something we classify as a problem in the first place. Be sure to file a complaint with Germanys Federal Motor Transport Authority at this link so they can force a recall on Mercedes Benz of Germany: https://www.kba.de/SiteGlobals/Forms/Kontakt/EN/Kontakt_Integrator.html?nn=3825088. Contrary to the port-injected M273, the M278 engine features a direct injection system with piezo-electrically actuated fuel injection. First, it has 15% less displacement, yet it generated 12% more horsepower and 32% more torque. E 300 CDI: There were only three variations of this model. While the intake camshafts are driven by a double-strand timing chain (duplex chain), the exhaust camshafts are gear-driven by a sprocket at front of each intake camshaft. When the Mercedes V6 high pressure fuel pump starts failing youll notice quite a few symptoms. While the 4.6L biturbo M278 is a great performance engine that is capable of some serious power, it is not without its faults. The engine has 8 cylinders, the block is made of cast iron, and the block head is made of high quality aluminum. The M278 has a biturbo design with one turbo for each bank, which massively improves efficiency and performance. This is typical for engines manufactured before June 2008. E 400 HYBRID: The most interesting gasoline V-6 engine. A 228-hp, 398 lb-ft version become the standard from 20102013. Oil leakage was on the backside of the cylinder heads from the round expansion plugs made of plastic material. Go read that article to learn more. https://www.kba.de/SiteGlobals/Forms/Kontakt/EN/Kontakt_Integrator.html?nn=3825088. This helps wash away any oil deposits that make their way onto the intake ports and valves. This combination achieved 24 mpg in the city and 30 mpg on the highway. Average about 5,9L/100km, thats very good. Mercedes also offers multiple variants of the M276 a 3.5L NA, 3.0L twin turbo, and 3.5L twin turbo. Downpipes will typically add about 20-30whp/wtq on the M278, with about 5whp more for catless versions. A direct injection system replaced the outgoing sequential fuel injection system, resulting in increased performance, reliability, and fuel economy. 5.4L M113 engines power the following 55 AMG models: 1998-2000 C55 AMG 1998-2001 SL55 AMG 1998-2002 E55 AMG The Mercedes-Benz M273 engine family includes a 5.5-liter and 4.7-liter gasoline V8s based on M272 V6. hbspt.cta._relativeUrls=true;hbspt.cta.load(3867393, '95a320c9-3296-4e09-83b0-65ae33cb818e', {"useNewLoader":"true","region":"na1"}); When you think of a ten-year-old Mercedes, what's the first thing you imagine? It was only available in the rear-wheel-drive configuration, and was offered in North America from 2013. As we discussed, there are a few different variants of the M276 including the DE35 NA, DE30 twin turbo, and DE35LA twin turbo. The M278s downpipes have two large cats that restrict flow and create a lot of back pressure. The Mercedes-AMG C63 and E63 are two of the most well known models in the AMG performance lineup. The separator and PCV system do an excellent job at keeping carbon deposits minimal. This wasn't mandatory, it was just more suitable for continuous high RPM operation thats common in a racing environment. However, the challenge here is that the engine has a pretty complicated timing chain drive arrangement. Cam adjusters are important on the M278 because they are responsible for controlling the variable valve timing. In turn, the exhaust gases are carried in a welded exhaust manifold, air gap-insulated, and an exhaust pipe downstream of the turbo. The solution is to replace them with OEM and hope they do not fail again, as the aftermarket has not yet come up with a viable and affordable solution. The M273 continued the parts sharing with the V6 M272. High-flow panel inserts can be used in conjunction with intakes for the best flow (short of getting a full intake kit). . Here are some of the coolest concepts that have fallen through the cracks. Model: S550. Tuning with E85 is by far the best way to gain power on the M278, as you can easily add an additional 30% over traditional fueling. Currently you have JavaScript disabled. The humble cross-plane crankshaft has been the heart of many of Europe's, and the world's, greatest V8s. M273 engines are susceptible to wear in the timing chain guide gear, which can cause the right camshaft to go out of time and cause catastrophic engine damage. The turbo M276 DE30 and DE35LA will probably need plugs every 50,000 miles or sooner while coils also last about twice as long. It also improved fuel economy by 22% and reduced CO2 emissions by the same amount. Misfiring. This engine makes an impressive 342-362hp and 376-391 lb-ft of torque. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! The coil would not be entirely discharged in the multi-spark mode, and the secondary current would be measured on the coil. All prior 6-cylinder engines from Mercedes were straight sixes. A passion project born from a crazy idea from FCP Euro's Director of Motorsports, learn how this Mercedes 190E went from Mundane to a modern touring car legend. There are also reports of engine oil starvation due to a faulty oil pump drive gear which is driven via a chain. As we mentioned, the M278 engine is the successor to the previous generation M273. Very impressive numbers for a naturally aspirated engine of the late 90's era. Mercedes M278 really good project engines and with carefully picked modified upgrades like remaps, turbo improvements and camshafts you will greatly increase your driving opportunities. A well-maintained Mercedes-Benz W221 S-Class, especially the S550 4Matic, can be a pleasure to drive and, overall, is a very reliable vehicle. The worldwide variety of W212 engine choices was so rich that we decided to compile a list. Good or bad? Some run into issues as early as 30,000 miles, but most HPFP failures will likely occur north of 80,000 miles. All of the abovementioned vehicle models are still badged as 550. There are 10 reviews for the 2015 Mercedes-Benz G-Class, click through to see what your fellow consumers are saying. Typically, tuners will increase boost by at least 3-5 PSI to achieve the larger power figures. Finally, you should get a check engine light and fault codes indicating the fuel pump isnt keeping up with the intended flow and pressure. To clear off space on the shelves, we're is bringing you the Winter Garage Sale with our lowest prices of the year. We love turbo engines and would choose the Mercedes 3.0 or 3.5L twin turbo engine any day. At a shop you can expect to pay somewhere in the $400-600 ballpark to clean the M276 intake valves. This guide will focus on everything we know about the Mercedes M278 engine, including its specifications, design, performance, and common problems. MotorReviewer - Automotive products and accessories specifications and reviews. The honing process destroys the etching layer, and renders them useless. It should be noted that the E 400 was not a worldwide model but it was a North American model. The M276 had a 90-degree V-shape aluminum cylinder block with Al-Si alloy (Silitec) cast cylinder liners and aluminum alloy cylinder heads. Online Automotive Ltd HOME About Us Shipping Returns Feedback Bookmark Seller 325555132509 HPFP failures aren't unheard of by any means. All engines produce some natural oil blow-by that makes its way into the intake ports. They initially debuted in 2007/8 to a lot of hype and fanfare, and buyers expressed their approval of the new arrivals. Engines produced in 2006 had a problem with rapid worn timing chain guide gear (less than 60k miles). Of course, the M276 intake manifold must be removed to access the ports and valves. Save my name, email, and website in this browser for the next time I comment. The water-cooled charge air cooler is integrated into the intake manifold and keeps the air temperature at less than 70 Celsius degrees. Another popular upgrade for M278 equipped cars is the intake. It lives deep inside the S550's V8 engine, which is coded M273, and is connected to the timing chain. Engine power from 355 to 395 horsepower, and torque from 525-555 N / m. 5.7 HEMI V8 Oil Is the 5.7 HEMI V8 Engine Reliable? Its available as a 4.3, 5.0, 5.4, and 5.4L supercharged engine. Those same engines ran into excess carbon build-up as early as 40,000 to 60,000 miles. The 2010-2011 S550 is a great choice if you want an upgraded look. An evolution of the M113 V8, [1] all M273s have aluminium engine blocks, sequential fuel injection, forged steel connecting rods, a one-piece cast camshaft, and a magnesium intake manifold. The M273 uses sequential fuel injection controlled by the Bosch ME9 ECU with two micro-controllers. Hes also a big fan of American Muscle and automotive history. Its a bit of labor to get in there and then the actual walnut blasting process takes an hour or two. Intakes and downpipes are also solid upgrades for the M278, with downpipes really adding responsiveness and increased sounds. Free carbon neutral shipping on US orders $50+. Chandler is an automotive expert with over a decade of experience working on and modifying cars. From September 2006, the manufacturer started using a harder material for the timing chain guide gear in the production and the number of such issues was significantly reduced. The engine also featured Silitec cylinder liners. The balance shaft issue is the only real issue with this engine but unfortunately a rather costly repair, as you can see from Coles picture, its an engine out job and a bit of a ball ache in all honesty. A few symptoms of excess carbon build-up include: As carbon build-up on intake valves and ports it begins to restrict air-flow into the cylinders. If you run into this problem out of warranty then Mercedes may be willing to work with you and help with the repair bill. Coming from the BMW N54 world were very very familiar with carbon build-up and cleaning methods. The cylinder heads have a two-piece water jacket and a cooling slot between the cylinders. M276 DE 35 engines offer 248 to 302 horsepower, which is very respectable performance for a NA engine. Mercedes-Benz GL450 (X164) 5.5L. Drive as low as 4,8L/100km on highway, 1500rpm at 120km/h. Notify me of follow-up comments by email. Its not my favorite job in the world. Most engines in the new series are turbocharged and only 3.5L M276 . Some may consider Mercedes-Benz solely a luxury brand. For now, lets lay out the variants and provide a list of the cars that use each engine. Zach is a founder of 8020 Media and TuningPro. Reliability 4.8; Write a review. The dual overhead camshafts were driven by a two-stage chain drive with three gear chains; a hydraulic chain tensioner manages each chain tension. The M272 utilises a 90-deg block in common with the V8 engines. The C55 AMG sports a 5.4-liter V-8 engine that provides 362-hp and 376 pound-feet of torque. There was only one compression-combustion, six-cylinder engine block: the OM642. We mentioned the N54 engine and VW/Audi in the previous section. With the relatively heavy diesel engine and the very heavy hybrid system, this was not as successful of a configuration as it might seem. What is most reliable engine in US market ? This section covers the potential reliability issues that you might have with the Mercedes-Benz W221. Love the 5.5 engine, it is not M113 of course, but M273 is also good. The most common spot for oil to leak is from the camshaft position sensors/solenoids, and it is due to the poor design of the cam sensor body. Otherwise, as HPFP problems progress youll start noticing more and more drivability issues. But in reality, the M272 and M273 engines actually check all of the marks offering smooth operation and strong, reliable power. This engine did suffer from head gasket failures but aside from that was very robust, as was the five-speed automatic transmission. Its also related to the Fiat-Chrysler 3.6L Pentastar V6 engine since Mercedes was owned by FCA at the time. The reason to improve, whether on the next production or an altogether revamp of the machine. Versus Ferrari F8 & Lamborghini Huracan Evo Cammisas Ultimate Drag Race Replay, Ultra RARE: Colin Chapmans Lotus Eleven + 327 Corvette Stingray with 4-speed | Barn Find Hunter Ep. These 5 come in under $10,000. . Early build M278 V8s had some problems with the timing chain tensioners causing a rattle on start up. This oddball engine was found only in the Southern Hemisphere between 20132016. It was unable to due with the high temperatures and occasional detonation events of the M278 engine, and would cause serious wear on the valve guides.

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