The engine also featured Silitec cylinder liners. All prior 6-cylinder engines from Mercedes were straight sixes. 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. 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. Reliability 4.8; Write a review. The W212 boasted reliability, resistance to ice-melting chemicals (lets not call it salt anymore), and an overall build quality that tacked much closer to the course set by the W124 two and a half decades previously. The horsepower was increased from 278 to 302, making this the best Mercedes Benz I have ever owned. . What are your thoughts on those engines? So far with our AER C300, we have been pleasantly surprised by the reliability and overall performance (other than shearing wheel studs off mid corner during a race). Well clarify where necessary in the article. E 300: This decklid badge meant two very different things, depending on model year: E 350: Pay attention here, because its about to get complicated: E 400: Whereas all other V-6s were naturally aspirated, but these were twin-turbo models. 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. The pressure supplied to the rails lies between 120 and 200 Bar. These two engines share the same bore pitch, Silitec aluminum/silicon low-friction cylinder liners and an aluminum engine block. How do they compare to a masterpiece like the M113? Your email address will not be published. Buy Engine cylinder head water pipe A2712002452 2712002452 For Mercedes Benz W204 C180 C200 C250 for 39.5 usd in the online store Toggoang Autoparts Store. While the factory intake is adequate, aftermarket intakes will add about 5-15whp while increasing induction sounds. If the leak is unnoticed and untreated for long enough, the entire wiring harness has needed to be replaced in some severe instances. Compare. *Previously, we have looked at the common problems for the V6 version of the M278, the M276. However, the Silitec would lead to problems, which we will address later. Mercedes-AMG also created a variant of the M157, the M152, a 5.5L naturally aspirated V8. This helps efficiency despite its larger design. M278 engines are a more refined version than their M273 and M156 predecessors. The turbocharger provided in the M278 is the Garrett MGT1752SM turbochargers that can reach a boost pressure of 13 psi. Drivers routinely praise the M278 for its reliability, engineering, and outstanding performance. The tried and true method is walnut blasting the intake ports. We love turbo engines and would choose the Mercedes 3.0 or 3.5L twin turbo engine any day. Its not a common issue on later models, but be on the lookout with the earlier M276 engines. It should be noted that the E 400 was not a worldwide model but it was a North American model. Because of these changes, these engines produced greater power with reduced noise and emissions compared to the preceding M112 and M113. Hence, the wear of the guides. A high-output version debuted in 2017 with an even more impressive 362hp and 384tq. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. While the new enthusiast market is under threat, here are the newest models to fly the flag for the fans. 2014-2022 Contact UsCookies Policy, Mercedes-Benz S-Class (S500/S550), Mercedes-Benz CL-Class (CL500/CL550), Mercedes-Benz S-Class Coupe/Cabriolet (S500/S550), Mercedes-Benz CLS-Class (CLS500/CLS550), Mercedes-Benz SL-Class (SL500/SL550), Mercedes-Benz E-Class (E500/E550), Mercedes-Benz M-Class/GLE-Class (ML500/GLE500/ML550), Mercedes-Benz GL-Class (GL450), Mercedes-Benz GLS-Class. But in reality, the M272 and M273 engines actually check all of the marks offering smooth operation and strong, reliable power. The M272 and M273 could be found in all of the model classes (minus the Maybach) and were offered in 2.5, 3.0, 3.5, 4.7, and 5.5-liter variants. By far the biggest issue with early versions of the M278 were the timing chain and tensioners. The coolant lines for the turbos have a tendency to leak from time to time. Like the predecessor, the M278 4.6L V8 is a turbocharged engine. Some run into issues as early as 30,000 miles, but most HPFP failures will likely occur north of 80,000 miles. How to check by VIN. E 350 CDI: Five variations of that same engine in the same model. 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. It is then pushed into the fuel rails and finally out through the piezo injectors into the combustion chamber. The aluminum DOHC cylinder heads have 4 valves per cylinder. Incredibly, even with the addition of biturbos, the M278 still retained the same 10.5:1 compression ratio of the outgoing naturally aspirated M273. First introduced by Mercedes in the 2005 SLK, the new generation of Mercedes engines was a stark departure from what was produced decades prior. The same technology that lets the factory produce more power from the 5.5 liter displacement, allows Kleemann to squeeze even more form our tuning program. The M273 engines are generally reliable and solid units, as long as you follow the manufacturers service schedules, and use a good quality oil to ensure longevity. Of course, the major difference is the additional of twin turbos. However, compression is lowered from 12.2 to 10.7 to support the turbo boost pressure. In fact, a general rule of thumb is that the Alusil cylinders are a one-time-use product, and should not be used again if the engine is rebuilt. $39.99. Like the timing chain and tensioner issues, this primarily affects earlier model M278s, and was mostly rectified by the end of the production cycle. 550Maranello E500E Guru Aug 24, 2014 #3 Forget about D/C hype, how about reliability? Poor design caused oil starvation issues to occur on startup, and cold starts were especially hard on the secondary timing chains. Mercedes-Benz W204 (C300, C350, C63 AMG) Video Buyer's Guide: What You Need To Know Before Buying; How to Fix Common Mercedes-Benz Oil Leaks (M112, M113, M272, M273) The Most Common Issues Of The Mercedes-Benz AMG M156 Engine; The Definitive Guide To The Mercedes-Benz Airmatic Suspension System Unfortunately, the Silitec far from lived up to its hype. Ample amount of increase that can rival even the sports cars today. The high-pressure pump is located at the rear end on the right intake camshaft and drives by 4 additional cams. I cannot find cylinder liners/sleeves for this engine. A cam plug oil leak is another widespread problem of this engine family. The M112 was the 3.7 V6 in the SL350 before the M272 came along? The cooling system is also managed by ECU - a mechanical thermostat was replaced by a new electronically controlled thermostat for optimum control of engine temperature. Even within the classes, some models are more reliable than others. Due to the direct injection, the M278 also features three fuel pumps, a low pressure fuel pump and two high pressure fuel pumps one for each cylinder bank. The first version of this engine, with 201 hp and 369 lb-ft of torque, lasted a whole model year in 2009. Click here for instructions on how to enable JavaScript in your browser. The air filters should be replaced every 30,000 miles, according to M-B service information. Anyways, plugs and coils arent truly problems on the M276 engine. 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. Since the M272/M273 has been in production for the last fifteen years or so, many of its common ailments are well documented and easy to reference. With an intake and downpipes, stage 2 tunes easily add an additional 30-50hp and 70-100tq on top of that (90-150hp/170-230tq over stock). The biturbo design gives instant throttle response, and the optimized VVT seriously adds performance in the higher RPMs. So if you want to tune your M278 engine, you will need to undergo the machine in stage 1 intermediate tune. Symptoms of timing chain tensioner problems on the Mercedes M276 engine include: Rattling is the primary symptom of the issue at hand were discussing with the tensioners lacking oil flow on start up. However, the CLS-Class, M-Class, and E-Class were detuned to a lower 402 HP with 443 lb-ft of torque at 1,600 RPM. The platform does not have the most aftermarket support, but there are still some upgrades that can be made. This isnt something we classify as a problem in the first place. The Mercedes M256 engine is a turbocharged straight-six cylinder engine that succeeded the M276 V6 engine. Mercedes did a lot better with their M276 V6 engine. 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. For me, it's comfort and luxury, not high performance and reliability. The final issue with the M278 is the hydraulic cam adjusters. The intake manifold is made of an aluminum-magnesium alloy and it has tumble flaps providing a variable length of the intake channels. HPFP failures arent unheard of by any means. https://www.kba.de/SiteGlobals/Forms/Kontakt/EN/Kontakt_Integrator.html?nn=3825088. Make sure to check out the guide for any M276 related questions. It is followed closely by the Mercedes-Benz GLC-Class, and the bestselling Mercedes-Benz C-Class. 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, Even with those, M278 is still a solid, reliable engine with the power and a decent amount of torque. The Mercedes-Benz M278, M157 and M152 were 90-degree V8 petrol engines that were introduced in 2010 to replace the M273 and M156 engines. I am in South Africa The current sleeves are badly scored *Chances are the twin turbo DE35LA and DE30 are more prone to carbon build-up than the NA DE35 M276. Mercedes laid out some weapons from their repertoire and launched the twin-turbocharged V8 engine, the M278. Changes to coupe and convertible body styles, along with engine choices, varied independently of alterations to the sedan and wagon. 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. Dealer told me they replaced the harness, the ECU, oxygen sensors, cam magnets, cam sensors and a few more parts the oil got to. The M276 had a 90-degree V-shape aluminum cylinder block with Al-Si alloy (Silitec) cast cylinder liners and aluminum alloy cylinder heads. Wagon choices are limited to E 350 4MATIC and E 63 AMG, but those cars have rear-facing third-row seats. All prior 6-cylinder engines from Mercedes were straight sixes. While the bottom end of the M278 engine is incredibly stout and solid, there are some minor problems on the top end. Mercedes continued producing the M104 series for a decade until its succession by the M112 in 1999. Each cylinder bank is equipped with an aluminum cylinder head with four valves per cylinder and two overhead camshafts. The M276 DE30 and DE35LA are still awesome engines all around. The Mercedes-Benz M273 engine is a V8 automobile piston engine family used in the 2000s (decade). The engine has a 10.5:1 compression ratio and makes peak torque at just 1,600 RPM. Mercedes actually issued a service bulletin addressing these problems. Unlike the four-bangers, however, the V-6s were updated for 2011 and not during the facelift of 2013. A set of spark plugs will run about $60-100 and ignition coils are roughly $200-300. Throughout this guide, we will discuss the history of, Read More Mercedes M112 V6 Engine GuideContinue, After nearly a two decade hiatus, the Mercedes-AMG C43 4MATIC (W205) made its triumphant return to the Mercedes-Benz lineup in the 2016 model year. (For example, the W212 was first available in Europe as a 2009 model but in North America as a 2010. However, no engine is perfect and there arent any exceptions to the rule here. 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. Some even consider the M113 among the brands best engines. 2022 had some great debuts, and here are our favorites. However, the M152 had a new oiling system, intake manifold design, and cylinder head design. Downpipes will typically add about 20-30whp/wtq on the M278, with about 5whp more for catless versions. Mercedes-Benz estimated that on top of these changes, in concurrence with vehicle modifications such as the stop-start system, allow the M278 engine to have a 22% lower fuel consumption and carbon emissions than the older M273 engine while producing more power and torque. 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? document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Your email address will not be published. Dirty flaps could be stuck or create high loads on the plastic VIM actuator cam. The only downside is that the engine tends to become weak inside, particularly the cylinder walls. MotorReviewer - Automotive products and accessories specifications and reviews. Thanks,, at what year did the faulty shaft get changed please or number. M272/M273 Balance shaft replacement. Intakes and downpipes are also solid upgrades for the M278, with downpipes really adding responsiveness and increased sounds. The reliability of Mercedes cars varies from one model to another. 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. FOR SALE! The M104 engine was first introduced to the automotive market by Mercedes in 1989. All of the six-bangers were of the V-6 configuration. Its available as a 4.3, 5.0, 5.4, and 5.4L supercharged engine. Or M272/273? The new V8 was used in many expensive models of the German manufacturer in the 2000s, such as W211, W221, and X164. Hes been repairing, upgrading, tuning, and writing about cars & engines for over a decade. What is most reliable engine in US market ? It makes it much deeper, raspier, and louder. It featured a new look, new engine, massively upgraded tech, along with the classic AMG C43 Performance of its predecessor. You must log in or register to reply here. 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. Click on the buttons below to read more about the typical problems that fall outside the scope of routine maintenance. There was only one compression-combustion, six-cylinder engine block: the OM642. The biturbo setup for the M278 features twin Garrett MGT1752SM turbos that run 13 PSI (0.9 bar) of boost. However, maintenance is one thing we do have control over. Average Retail Price. 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 Mercedes-Benz M273 V8 engine is an advanced and powerful engine, producing 10% more power and torque that is predecessor, the M113, from the same displacement. . Transmission: 5-speed automatic. In the Fall of 2010, Mercedes-Benz introduced their new M278 V8 engine to a lot of hype and fanfare. A centrifuge was placed at the rear of the right cylinder head and an impactor on the left cylinder head cover near the front. This minimises the production line re-tooling since this type of V6 is effectively a shortened V8. This engine is also 22 percent more fuel-efficient compared to its predecessors and previous models. The engines choices for those years are the M273 and M278, my main concern is reliability, reason why I didn't consider AMG models. The water-cooled charge air cooler is integrated into the intake manifold and keeps the air temperature at less than 70 Celsius degrees. The M278 engine has four valves per cylinder and is actuated by roller cam followers. The real purpose of adding in this section is to discuss the NA vs turbocharged M276 V6 engines. However, HPFP problems can and do occur on the Mercedes M276 engines. Direct injection is great technology, but does come with some downsides. I think Ill go for a later model engine to try and avoid the rattle unless I can find one already rectified. In order to post comments, please make sure JavaScript and Cookies are enabled, and reload the page. The only modification we made was the single-stage composite manifold offered in the SLK. 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. Spark plugs and ignition coils are standard maintenance on almost any engine including the M276. Price: Buy It Now $10,900. . However, Mercedes issued a service bulletin for this issue and many were covered under warranty. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Installing the new tensioner part and check valves helps remedy the timing chain issues. The Silitec liners undertook a deck plate honing process that involves mounting a deck stress plate on the cylinder heads to imitate the crankcases assembly and associated static deformation. The, Read More Mercedes C43 vs C63 AMGContinue, The Mercedes-Benz M112 engine was a four-stroke internal combustion V6 engine utilized in various models from 1998 until ceasing production in 2015. The air cleaner box features two air filters. This was the easy part. 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. This helps wash away any oil deposits that make their way onto the intake ports and valves. The Silitec coating showed themselves as bad cylinder surface material for operation under high temperatures and detonation. 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. Later on, Mercedes switched on using NanoSlide coating, a far better material for scratch resistance. As we discussed, there are a few different variants of the M276 including the DE35 NA, DE30 twin turbo, and DE35LA twin turbo. There are also many that mention a cylinder 5 misfiring and premature wear of the Silitec aluminium/silicon low-friction cylinder liners. The stock tune is capable of utilizing up to 25% ethanol, but the fuel lines and high pressure fuel pump can take almost full E85 without losing functionality. Even novice DIYers can knock out the job fairly easily. Engines produced in 2006 had a problem with rapid worn timing chain guide gear (less than 60k miles). HPFP failures aren't unheard of by any means. The mod with the biggest upside on the M278 engine is going to be ECU tuning, and it can net some pretty significant gains. Mercedes reliability on the various models does depend a lot on which engine and transmission as some are renowned for issues and others are equally renowned for no issues. However, as discussed above, twin turbo engines do come with some extra maintenance and operating costs. Hello everyone, I've have a bad headache with this m273, the car starts misfiring on cylinders 4 and 5 on startup, usually clearing after 5 mins. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. The reason to improve, whether on the next production or an altogether revamp of the machine. Some M276 engines run into issues with rattling on start-up. Go read that article to learn more. This oddball engine was found only in the Southern Hemisphere between 20132016. Any other owners care to share their experiences with these engines? 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. The S-Class is usually . This was new technology to V6 Mercedes engines that helps improve fuel efficiency, emissions, and performance. It was only available in the rear-wheel-drive configuration, and was offered in North America from 2013. Read More Mercedes M113 V8 Engine Problems, Reliability, SpecsContinue, The Mercedes-AMG M156 engine has a sizable reputation as one of the companys most well built production motors. Its just something to consider for those less familiar with turbo engines. The M273 series was released in 2005 as a successor for the M113 engine. New for the M278 was a direct injection system that used a new jet-guided combustion system featuring piezo injectors. These small Honeywell turbochargers produce up to 0.9 bar (13 psi) boost pressure. A stage 2 tune can stretch AMGs power and torque, reaching approximately 540 HP and 700 lb-ft of torque. Good for you, but don't buy anything untill. This is typical for engines manufactured before June 2008. Its also not a complicated repair for the DIY crowd, but labor can add in another chunk of money for the repair shop crowd. 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. Mercedes has built more than a handful of sporty, luxurious vehicles with manual transmissions. I have a 2012 ML500 166 body with 278 928 engine. 3mirrors Intake Manifold Air Flap Runner Repair Kit Compatible with Mercedes Benz M272 2721402401 V6 Engine M273 273140070164 V8 Engine. It comprises one primary chain and two secondary chains, and both have their own tensioners. $6,825 - $16,150. Engine systems are controlled by the MED17.7 engine control unite (ECU). Toyota 1GZ-FE: Everything You Need To Know, Ford 3.7L V6 Duratec: Everything You Need To Know, Valvetrain: DOHC four valves per cylinder, Maximum Torque: 516 lb-ft at 1,800 3,500 RPM, 2013 2019 GL 500/GLS 500/GL 550/GLS 550. The Mercedes-Benz M273 engine family includes a 5.5-liter and 4.7-liter gasoline V8s based on M272 V6. Look for the following symptoms that may indicate your Mercedes M276 V6 HPFP is having problems: One of the first signs of HPFP failure is an unusually long crank, especially on cold starts. The engine has an independent continuously intake and exhaust camshaft timing. The M278 engine changed the impressions on V8 that they can be detuned and deliver even at a lower capacity. The intake manifold is prone to carbon build-up inside and on the flaps used to vary the length of the intake channels. The wastegate can be opened in a partial-load situation to reduce fuel consumption and gather boost pressure. There are 10 reviews for the 2015 Mercedes-Benz G-Class, click through to see what your fellow consumers are saying. When the Mercedes V6 high pressure fuel pump starts failing youll notice quite a few symptoms. 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. It requires a major overhaul. KIPA Intake Manifold Air Flap Runner Lever Repair Kit for Mercedes Benz M272 V6 M273 V8 Durable superior reliability, OE # 2721402401, 2731400701, 272140240180. Read along to find out if there's a manual Merc that fits you. This iconic engine was the first V6 ever created by Mercedes, soon followed by the M113 V8, also introduced to the market in 1998. Notify me of follow-up comments by email. The M276 engines are all pretty reliable engines. Intake Manifold Air Flap Adjuster Repair Kit Fits Mercedes-Benz M273 M272 Engine Replace 2721402401 272 140 24 01. The settlement includes all current and former U.S. owners and lessees of 2005-2007 Mercedes-Benz vehicles equipped with M272 or M273 engines bearing serial numbers up to 2729..30 468993 or 2739 . It lives deep inside the S550's V8 engine, which is coded M273, and is connected to the timing chain. If they start to fail then you will experience various symptoms like: an illuminated check engine light, stored fault codes or even loss of power, poor idle/misfires, eventually stalling. This engine did suffer from head gasket failures but aside from that was very robust, as was the five-speed automatic transmission. 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 M278 engine is much more fuel efficient that the M273 engine it replaces. It was based on the similar M272 V6 introduced in 2004. However, no engine is perfect and there arent any exceptions here. Required fields are marked *. The Fora platform includes forum software by XenForo. This engine makes an impressive 342-362hp and 376-391 lb-ft of torque. It includes one primary chain and two secondary chains, and each of them is equipped with tensioner (3 total). E 500 and E 550: The E 500 was known as the E 550 in North America. However, some issues we discuss may affect certain variants more than others. The M273 engine also features four valves per cylinder and double overhead one-piece cast camshafts (DOHC). They came in 1.6-liter, 1.8-liter, and 2.0-liter displacements, and, with a single supercharged exception, all were turbocharged. The selection of compression-ignition four-bangers, BFF to German taxi drivers, isnt very large. Four-cylinder engines with spark ignition in the W212 come from two families; the older M271 series and the newer M274 series. Online Automotive Ltd HOME About Us Shipping Returns Feedback Bookmark Seller 325555132509 It's proven over the years as bulletproof engine ? Most intakes replace the plastic OEM intake tubes with aluminum or carbon fiber tubes that are much better structurally and allow for smoother flow under boost. Hi The Alusil cylinders, unfortunately, cannot be honed. Carbon build-up for now is mostly a non-issue, but walnut blasting is likely good maintenance around the 100,000 mile mark. Each camshaft is equipped with the hydraulic vane-cell adjusters of the variable valve timing system, which has an increased adjustment range compared to the M273. VW had quite a few problems early on, too. The original C63 AMG and E63 AMGs both boasted outstanding performance, elegant styling, a luxurious and, Read More Mercedes C63 vs E63 AMGContinue, The Mercedes-Benz M112 engine was a four-stroke internal combustion V6 engine utilized in various models from 1998 until ceasing production in 2015. There were even hybrid models. Your email address will not be published. To achieve even firing pulses throughout the 4-stroke 720-deg cycle, a 6-cylinder engine should produce a power stroke every 120-degrees. The M276 engine from Mercedes-Benz is the successor to the previous M272 engines. 2739..30 088611 But.. the Internet is full of bogeymen stories, so be wary of believing that engines are doomed to die. It has a non-return high-pressure supply with two separate fuel rails. Both engines share the same die-cast full aluminum cylinder block with 90-degree V-angle and Silitec low-friction cylinder liners. Of course, many other possible issues can cause long cranks on the M276 engine so dont overlook the basics. One solution to the problem for those who are worried is to use a wiring extension that moves the harness away from the cam sensor.
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