Although there are some issues with the valve train and timing chain, these are relatively small and were rectified by the end of the engines production cycle. This machine is also referred to as the 4.7 Liter bi-turbo V8 engine designed for Mercedes-Benz vehicles. Changes to coupe and convertible body styles, along with engine choices, varied independently of alterations to the sedan and wagon. The nineties were filled with crazy concepts from European manufacturers. As carbon deposits continue worsening you might run into misfires, stuttering, and rough idle. Performance models made between 429-449hp and 465tq, and peak torque was achieved at just 1,800 RPM. Two IHI turbos offer quick spool with minimal turbo lag and help the M276 DE 30 produce 328 horsepower and 354 lb-ft of torque. They came in 1.6-liter, 1.8-liter, and 2.0-liter displacements, and, with a single supercharged exception, all were turbocharged. Especially the "owned and driven" experience. 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. With traditional port injection (PI) fuel is sprayed into the intake ports. Your email address will not be published. End of Time:::: A third update in 2019 allows the newest M276 DE30 engines to make 385hp and the same 384tq. Any other owners care to share their experiences with these engines? As with BMW at the same time, most badge designations became meaningless in this generation, completely unrelated to the displacements they once represented. However, no engine is perfect and there arent any exceptions here. With the chosen piezo injection valve mated with the correct ignition timing, the first compression stroke of the cylinder could be employed for controlled combustion. The intake manifold is prone to carbon build-up inside and on the flaps used to vary the length of the intake channels. Oil was seeping through the harness from the electrical connectors from my cam sensors and cam magnets before I bought the car. Check these out to see just how in-depth we go to make them. Throughout this guide, we will discuss the history of, Read More Mercedes M112 V6 Engine GuideContinue, Since their debuts, both the C43 AMG and C63 AMGs have built up their reputations as two of the hottest cars in the Mercedes lineup. This has happened to a lot of people. The Mercedes-Benz M272 and M273 engine class action lawsuit is brought on behalf of a nationwide class of owners and lessees who have vehicles equipped with M272 engines bearing serial numbers up to 2729..30 468993 and M273 engines bearing serial numbers up to 2739..30 088611. The M273 series was released in 2005 as a successor for the M113 engine. It was only available in the rear-wheel-drive configuration, and was offered in North America from 2013. It may not display this or other websites correctly. Find many great new & used options and get the best deals for Timing Chain Kit Chain Tensioner Camshaft Adjuster For Mercedes M272 M273 AU at the best online prices at eBay! 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. Love the 5.5 engine, it is not M113 of course, but M273 is also good. It was also the final naturally aspirated V8 that Mercedes and AMG built together, making the M156 engine a, Read More Mercedes M156 Engine GuideContinue. Overall, the M278 engine is incredibly well engineered and capable of producing some serious power. Tuning increases gains from the downpipes even more. E 180: This 1.6-liter engine was from the M274 family and made 156 horsepower. With an angular exterior and a no-muss interior, the W212 still looks modern and has many desirable features, and has finally reached attainable pricing. I have 130,000 km on the car. This article is in reference to all of the engines in the M276 family. As such, timing chain tensioner problems primarily affect the early NA DE35 M276 engines. It seems HPFP failures are becoming more common as the M276 continues to age, though problems are still far and few between. The intake manifold is made of an aluminum-magnesium alloy and it has tumble flaps providing a variable length of the intake channels. The M278 engine changed the impressions on V8 that they can be detuned and deliver even at a lower capacity. Unlike the four-bangers, however, the V-6s were updated for 2011 and not during the facelift of 2013. 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. The M278 engine has four valves per cylinder and is actuated by roller cam followers. Average about 5,9L/100km, thats very good. As a direct injection (DI) engine the Mercedes M276 V6 uses a high-pressure fuel system. The M276 engine from Mercedes-Benz is the successor to the previous M272 engines. M273 4.7L. For me, it's comfort and luxury, not high performance and reliability. Exactly when this will cause issues is still up for debate. The M278 engine has a forged steel crankshaft with eight counterweights and rotates on five main bearings. Price: Buy It Now $10,900. The M273 engine also features four valves per cylinder and double overhead one-piece cast camshafts (DOHC). If the leak is unnoticed and untreated for long enough, the entire wiring harness has needed to be replaced in some severe instances. Please advise where I can source these sleeves. Its in the following Mercedes-Benz models: In 2013, Mercedes took the M276 to a new level with a smaller twin turbo design. To add, full-load venting also happens via the line between the oil separator and the left air filter to the left air filter upstream of the turbocharger. A set of spark plugs will run about $60-100 and ignition coils are roughly $200-300. 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. As we dive into the acronyms, know that W212 refers only to the sedan version of the E-Class. Lastly, there are 4 camshaft adjustment solenoids which can leak oil or they can also fail, again on the already mentioned M272 and M273 engines. The M278 is based on a 4.7-liter version of the M273. It has a slightly reduced compression ratio, 10.0:1, compared with the M278s 10.5:1. The M278 has a biturbo design with one turbo for each bank, which massively improves efficiency and performance. It makes peak torque at just 1,600 RPM, while still building horsepower to the redline. The engine has a 10.5:1 compression ratio and makes peak torque at just 1,600 RPM. khomer2 The wagon has sharply fallen out of favor in the US thanks to the rise of the crossover SUV. 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. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. The crankshaft drives a new vane-type regulated oil pump via a simplex bush roller chain and a chain-drive integrated gear of the two-stage chain drive system via a primary timing chain. Rather, when problems occur these are a few of the common areas. Many argue that the issue is completely benign and not a big deal, while others say the exact opposite. Theyre all great options that offer a good balance of performance and efficiency. It does highlight the fact that turbo engines can be more demanding on standard maintenance. M273 Engine Serial No. Owns this car. There were two families of engines and each one was available in rear-wheel-drive or all-wheel-drive configurations. Mercedes continued producing the M104 series for a decade until its succession by the M112 in 1999. Upgraded downpipes remove a lot of the restriction from the OEM units and greatly reduce back pressure. Introduction. . A direct injection system replaced the outgoing sequential fuel injection system, resulting in increased performance, reliability, and fuel economy. While the factory intake is adequate, aftermarket intakes will add about 5-15whp while increasing induction sounds. Got a load of photos of them stripped doing the said shaft Pete "Plodder"? These small Honeywell turbochargers produce up to 0.9 bar (13 psi) boost pressure. Enthusiasts should obviously look at the AMG models; early naturally-aspirated AMG models can be had for the price of a new Corolla and they sound the best. This combination achieved 24 mpg in the city and 30 mpg on the highway. . At the bottom, there is a two-piece die-cast aluminum oil pan. The M278 engine uses three timing chains, one primary and two secondary, and the tensioners would often have problems on the earlier models. 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. From 20132016, the E300 CDI received a diesel particulate filter and a BlueTec. Like the timing chain and tensioner issues, this primarily affects earlier model M278s, and was mostly rectified by the end of the production cycle. 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. It has a. Fortunately, the M276 HPFP rarely fails suddenly but rather over the course of a couple months or even years. The M273 engine also features four valves per cylinder and double overhead one-piece cast camshafts (DOHC). With FSS paper filters are fine." "229.51 is only approved for diesel engines." Because I just changed my oil last week and put in part 0-40 and part 15-50 and my engine definately feels sluggish. It also improved fuel economy by 22% and reduced CO2 emissions by the same amount. The causes could range from a clogged fuel injector to blown head gaskets, or a mass airflow problem. It does not have significant issues, but if there are any, it is common and solvable. These two engines share the same bore pitch, Silitec aluminum/silicon low-friction cylinder liners and an aluminum engine block. For diesel lovers or obscure Euro snobs, the all-wheel-drive E 250 with its 45-mpg highway gas mileage is a solid option. The engine grew from 122 to 202 hp. Inside an aluminum crankcase, there is a forged steel crankshaft secured by reinforced bearing caps. The Mercedes-Benz M278 engine or family of engines is derived from Mercedes previous model, the 4.7 Liter M273 V8 engine. It's proven over the years as bulletproof engine ? Love the car. Mercedes M278 engines also have a charge air cooling system. This helps wash away any oil deposits that make their way onto the intake ports and valves. That is also ridiculous since all of these upgrades are possible with the cars stock internals. However, its a good time to add a few quick notes. This is by far one of the most common problems with Mercedes-Benz models, including E25, E30, and E35. Go read that article to learn more. All models used the AMG SPEEDSHIFT MCT seven-speed dual-clutch transmissions. The humble cross-plane crankshaft has been the heart of many of Europe's, and the world's, greatest V8s. E 220 CDI: Twice the turbos, some more power. The high-pressure pump is located at the rear end on the right intake camshaft and drives by 4 additional cams. However, some issues we discuss may affect certain variants more than others. Secondary air pump failures Compare. 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 jurys out whether the W212 has proven itself a worthy successor to the legendary W124. Still Learning - Thanks for the in depth write-up. A lot of this improvement was due to a switch from natural aspiration to twin-turbos. Zach is a founder of 8020 Media and TuningPro. Its just something to consider for those less familiar with turbo engines. From the factory, the M278 already makes 429-449hp on the performance models, but with some tuning and E85 you can easily see triple-digit gains. 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. Very impressive numbers for a naturally aspirated engine of the late 90's era. Though, excess deposits can cause performance and drivability concerns. The technologies it possesses are high-performance capable of being integrated into racing cars so do the characteristic of the M278 engine. Later, the manufacturer switched on NanoSlide coating which is more scratch resistance. 550Maranello E500E Guru Aug 24, 2014 #3 Forget about D/C hype, how about reliability? I've owned 2010 and 2011 E350, but the 2012's new engine and fuel economy are outstanding! The new V8 was used in many expensive models of the German manufacturer in the 2000s, such as W211, W221, and X164. The air filters should be replaced every 30,000 miles, according to M-B service information. Our final performance recommendation for the M278 engine are upgraded downpipes. The crankcase ventilation is provided through a line between the impactor and the left air filter. Here are all of the remaining European wagons for sale in the US. By far the biggest issue with early versions of the M278 were the timing chain and tensioners. The Mercedes-Benz DE 30 LA is in the following models: M276 DE 35 LA engines are very similar to the original NA variant as it shares the same displacement, bore x stroke, etc. His passion, experience, and deep technical knowledge make him a go-to resource for readers looking to take their car to the next level. Unfortunately, the Silitec far from lived up to its hype. Your email address will not be published. Wasn't the M113 a V8? Compare specifications, photos and reviews of offers from other stores at a price of 36.49 usd. Click on the buttons below to read more about the typical problems that fall outside the scope of routine maintenance. *Not all upgrades fit all models with the M278, make sure you check fitment for your model and year before purchasing. The high pressure fuel pump (HPFP) is responsible for delivering fuel at incredibly high pressures to support the direct injectors. Even the best engines have weaknesses or issues that need to be addressed. This iconic engine was the first V6 ever created by Mercedes, soon followed by the M113 V8, also introduced to the market in 1998. Get it as soon . However, its relevant to all M276 engines unless specifically noted. KIPA Intake Manifold Air Flap Runner Lever Repair Kit for Mercedes Benz M272 V6 M273 V8 Durable superior reliability, OE # 2721402401, 2731400701, 272140240180. Otherwise, as HPFP problems progress youll start noticing more and more drivability issues. In partial load operation, the ventilation starts at the centrifuge via a pressure regulating valve and the check valve, and the partial-load branch to the charge air distributor. That should cover everything you need to make a decision whether or not you want to get into one of the many awesome Mercedes with the M272/M273. Power remained unchanged. Misfiring. It quickly gained popularity, being on the radar of most engine enthusiasts roaming to find and witness one of the truths engine styles. There was also a wagon version (S212), coupe (C207), and cabriolet (A207). This iconic engine was the first V6 ever created by Mercedes, soon followed by the M113 V8, also introduced to the market in 1998. The connecting rods, crankshaft, and valves are all forged, while the hyper-eutectic pistons, crankcase, and cylinder heads are all cast aluminum. Is provided through a line between the impactor and the world 's, and cabriolet ( A207.. 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