The tried and true method is walnut blasting the intake ports. E 300 CDI: There were only three variations of this model. The 5.5-liter version (M273 55 KE) has 98.0 mm (3.86 in) bores and a 90.5 mm (3.56 in) stroke. Youll find some that claim carbon build-up is not an issue at all. Its also not a complicated repair for the DIY crowd, but labor can add in another chunk of money for the repair shop crowd. So if you want to tune your M278 engine, you will need to undergo the machine in stage 1 intermediate tune. Notify me of follow-up comments by email. Your email address will not be published. I hope that this discussion cleared some confusion in your head regarding the Mercedes M278 engines architecture, issues, applications, potential, reliability, and overall impact on the automotive industry. Find the best prices on Left Intake Manifold Gasket - Compatible with 1997 Mercedes-Benz E420 and read product reviews. The M278 improved upon the outgoing M273 in a variety of ways. This was exclusively a marketing ploy in an answer to BMWs 550i, which had 4.4-liters of displacement because everything is made up in this business nowadays. Any thoughts about M119? The engine is equipped with fracture-split, forged connecting rods and light-weight, low-friction aluminum pistons. Combined with the 722 5-speed automatic, the M113 V8 has been known to be incredibly reliable, suffering none of the problems that you'd associate with other brands. Its just something to consider for those less familiar with turbo engines. 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. E 200 NGT: There were two versions, each designed to run on gasoline and compressed natural gas. "229.5 engine oils must be used with fleece oil filter when used with the Mercedes Maintenance System (MY2005+) in M112, M113, M272 and M273 engines. 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. Mercedes M278 has two oil separators for its ventilation system. 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. Compare. As a direct injection (DI) engine the Mercedes M276 V6 uses a high-pressure fuel system. I personally prefer 5.5 over 4 turbo. Few problems should happen as long as they are regularly serviced and maintained. Your email address will not be published. DE 35 engines are the original M276 and offer 3.5L in a 60 V6 layout. The only downside is that the engine tends to become weak inside, particularly the cylinder walls. 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. Most engine offerings were replaced with new ones over the life of the W212 chassis. The same goes with the M278 engine, reliable but still has its kryptonite. 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 updated tensioners and check valves are fairly cheap for just the parts. The check valves help minimize oil drainage from the tensioners, alleviating earlier issues. Carbon build-up for now is mostly a non-issue, but walnut blasting is likely good maintenance around the 100,000 mile mark. Theres just one family of engines: the OM651-series, based on a 2143cc engine with Delphi controls. Please advise where I can source these sleeves. In 2010, as a replacement for the M273 engines, Daimler AG introduced the 4.6-liter V8 twin-turbocharged Mercedes-Benz M278 engine. Because of these changes, these engines produced greater power with reduced noise and emissions compared to the preceding M112 and M113. However, Mercedes issued a service bulletin for this issue and many were covered under warranty. Very impressive numbers for a naturally aspirated engine of the late 90's era. The Silitec coating inside does not cut it since high temperatures and detonation during operations require resistance, and the material cannot contain it. However, HPFP problems can and do occur on the Mercedes M276 engines. Your email address will not be published. The Mercedes-Benz M278 is a family of direct injected, Bi-turbocharged, V8 gasoline automotive piston engines.. 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). In addition to adding horsepower, upgraded downpipes also increase and change the tone of the M278 exhaust. 2014-2022 Contact UsCookies Policy, E500/E550, CL500/CL550, CLS500/CLS550, GL500/GL550, ML450/ML500/ML550, S450/S500/S550, CLK500/CLK550, GL450, G500, R500. Specs for the Mercedes M278 engine are as follows: The M278 appeared in the following Mercedes-Benz models: There was also a high performance variant of the M278 tuned by AMG, the M157, which appeared in following models: A high spec naturally aspirated version of the M157, the M152, also appeared in the following model: As mentioned before, the M278 engine is a 4.6L biturbo, aluminum block V8. Its also related to the Fiat-Chrysler 3.6L Pentastar V6 engine since Mercedes was owned by FCA at the time. Mercedes replaces the outgoing M278 V8 engine range with the latest 4.0-liter M176 engine series introduced in 2015. Model: S550. Performance models made between 429-449hp and 465tq, and peak torque was achieved at just 1,800 RPM. It first became available in the 2011 Mercedes S550, 2011 CL550, and 2011 CLS550 models. CLICK FOR DETAILS: 2007 Mercedes-Benz S550 on eBay. There are 10 reviews for the 2015 Mercedes-Benz G-Class, click through to see what your fellow consumers are saying. 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. The reliability of Mercedes cars varies from one model to another. How do they compare to a masterpiece like the M113? 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. History, Power & Specs of the M278 Engine M278 429 bhp 435 PS at 5,250 rpm 700 Nm 516lbft 402 bhp 408 PS 600 Nm 443lbft at 1,600 rpm On top of the direct injection system are a standard and multi-spark ignition mode. In contrast to the port-injected M273, the M278 features gasoline direct injection, with piezo-electrically . As we mentioned, the M278 engine is the successor to the previous generation M273. 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. It had some growing pains but later versions have been improved. E 200 CDI: Single turbo model, made 134 hp. 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. 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. This starting position is unlocked hydraulically the first time the intake and exhaust camshaft solenoids are activated. I think Ill go for a later model engine to try and avoid the rattle unless I can find one already rectified. regards. Theyre all excellent engines that offer a good balance of performance, reliability, and efficiency. Save my name, email, and website in this browser for the next time I comment. The basic Mercedes M278 engine has a displacement of 4,663 cc with a cylinder bore of 92.9 mm, a piston stroke of 86 mm, and a compression rating of 10.5. More good news is that the M276 fuel pump is pretty cheap at about $300-600. Which one you pick is up to you. In Stock. A couple of his favorites were his heavily modded 2016 Subaru WRX and his current 2020 VW Golf GTI. Still Learning - Thanks for the in depth write-up. Even with those, M278 is still a solid, reliable engine with the power and a decent amount of torque. Symptoms include a CEL with diagnostic trouble codes 1200 and/or 1208. . We love turbo engines and would choose the Mercedes 3.0 or 3.5L twin turbo engine any day. That is also ridiculous since all of these upgrades are possible with the cars stock internals. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! The high-pressure pump is located at the rear end on the right intake camshaft and drives by 4 additional cams. *Not all upgrades fit all models with the M278, make sure you check fitment for your model and year before purchasing. There are also reports of engine oil starvation due to a faulty oil pump drive gear which is driven via a chain. 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. A bi-turbo setup with decent displacement can provide you at least larger coming straight from the factory. Engine Specs Manufacturer Stuttgart-Bad Cannstatt Plant Production years 2004-2013 Cylinder block material Aluminum Cylinder head material Aluminum Fuel type Gasoline Fuel system Fuel injection Configuration Regardless, boost does take a toll on some wear and tear items like spark plugs, ignition coils, etc. 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. Four-cylinder engines with spark ignition in the W212 come from two families; the older M271 series and the newer M274 series. Even novice DIYers can knock out the job fairly easily. 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. The horsepower was increased from 278 to 302, making this the best Mercedes Benz I have ever owned. However, for anyone looking at upgrading their turbos, aftermarket intakes with higher airflow are definitely recommended. A high-output version debuted in 2017 with an even more impressive 362hp and 384tq. Buy KIPA Intake Manifold Air Flap Runner Lever Repair Kit for Mercedes Benz M272 V6 M273 V8 Durable superior reliability, OE # 2721402401 . 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! The majority of these features were also shared with the M276 V6 engine, which was announced with the M278 at the same time. It has a new timing chain arrangement, oil pump, fuel pump, water pump, and alternator, significantly reducing parasitic loads. 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. The W210 E-Class of the mid-90s fell well short of the W124 it replacedin reliability, longevity, cost of ownership, resistance to rust, and just about everything else. Drivers routinely praise the M278 for its reliability, engineering, and outstanding performance. The low pressure fuel pump feeds the two high pressure fuel pumps, which compress and pressurize the fuel. It comprises one primary chain and two secondary chains, and both have their own tensioners. 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. 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. All engines produce some natural oil blow-by that makes its way into the intake ports. 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. Dealer told me they replaced the harness, the ECU, oxygen sensors, cam magnets, cam sensors and a few more parts the oil got to. Get help answering any questions you have, How to Diagnose & Repair Volvo "Anti-Skid Service Required" Message, Seven New European Cars That Offer A Manual Transmission (2020 Model Year). The Mercedes-Benz M273 engine family includes a 5.5-liter and 4.7-liter gasoline V8s based on M272 V6. The pressure supplied to the rails lies between 120 and 200 Bar. The Mercedes-Benz M276 is a series of 3.0-liter and 3.5-liter gasoline V6 engines with direct fuel injection system. It went back to DOHC and single spark plug while carrying over the advancements from the M113 C cm60k E500E Enthusiast Aug 17, 2011 #12 *M113: misery guys (life & death for money no more), Engineers with no pretty wifes with bad food>>bad sleepy night>>big headache in 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? (For example, the W212 was first available in Europe as a 2009 model but in North America as a 2010. The causes could range from a clogged fuel injector to blown head gaskets, or a mass airflow problem. 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. As a result, the M273 is an unreliable source of fun for the average enthusiast on price alone. It was based on the similar M272 V6 introduced in 2004. Insanity. Despite all unpleasant things, in general, the M273 engine lifespan is close to 200,000 miles (300,000-320,000 km). The lifespan is likely about half that of NA engines. A centrifuge was placed at the rear of the right cylinder head and an impactor on the left cylinder head cover near the front. The connecting rods, crankshaft, and valves are all forged, while the hyper-eutectic pistons, crankcase, and cylinder heads are all cast aluminum. Owns this car. This article is in reference to all of the engines in the M276 family. Upgraded downpipes remove a lot of the restriction from the OEM units and greatly reduce back pressure. 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. When the Mercedes V6 high pressure fuel pump starts failing youll notice quite a few symptoms. The Mercedes M276 twin turbo engines are proving to be pretty reliable, though. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Your email address will not be published. However, no engine is perfect and there arent any exceptions here. A 228-hp, 398 lb-ft version become the standard from 20102013. There were naturally-aspirated, turbocharged, and supercharged engines. 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. Currently you have JavaScript disabled. Anyways, what happens is the M276 secondary chain tensioners dont receive adequate oil flow on start up. Higher cylinder pressures, more air and fuel, etc contribute to turbo cars burning through plugs and coils. Some even consider the M113 among the brands best engines. Anyways, plugs and coils arent truly problems on the M276 engine. The M273 series was released in 2005 as a successor for the M113 engine. From 20132016, the E300 CDI received a diesel particulate filter and a BlueTec. 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. Buying a cheap European luxury car can be intimidating. 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. Drivers have given the M278 rave reviews in nearly all of the models that feature it. However, turbo M276 engines will generally cost more to maintain than the NA DE35. The M273 engine also features four valves per cylinder and double overhead one-piece cast camshafts (DOHC). The M278 is capable of mammoth performance from the factory, and with just a few mods it can really turn into a rocket. However, there are some gems out there that won't break the bank. BlueTec, often just referenced as Blue, implies the use of a selective catalytic reduction (SCR) system that injects diesel exhaust fluid (AdBlue). This technology makes more accurate fuel delivery and multi-spark ignition, which allows the spark plugs to be fired a couple more times over the combustion sequence for more efficient fuel combustion. Bore size, stroke, and bore pitch are identical. For North American buyers, there is no one best engine choice. Join for Ratings and Reviews. Engine systems are controlled by the MED17.7 engine control unite (ECU). Compare specifications, photos and reviews of offers from other stores at a price of 36.49 usd. The 5.5L and 4.7L V8s are completely aluminum engines. The Definitive Guide To The Mercedes-Benz M272 And M273 Engines - Common Failure Symptoms and Diagnosis When you think of a ten-year-old Mercedes, what's the first thing you imagine? However, its a good time to add a few quick notes. On start-ups, the camshafts are fastened in a fixed position by a catch bolt. I have a 2012 ML500 166 body with 278 928 engine. This leads to the rattling sounds until oil pressure builds up enough. 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. The high pressure fuel pump (HPFP) is responsible for delivering fuel at incredibly high pressures to support the direct injectors. . I am in South Africa First, it has 15% less displacement, yet it generated 12% more horsepower and 32% more torque. Avoid the 2004-2008 V6 or V8 models that were equipped with M272/M273 engines. 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. The Alusil cylinders, unfortunately, cannot be honed. Online Automotive Ltd HOME About Us Shipping Returns Feedback Bookmark Seller 325555132509 The crankshafts, pistons, and rods of both versions are not interchangeable. We will bang the gavel on this verdict, though: there is an engine choice for everyone. For a V8 engine, it may seem so underwhelming by the numbers given by the M278 engine. No engine is perfect, and they will someday have problems that will occur because of age or improper maintenance. Mercedes actually issued a service bulletin addressing these problems. Theyre all great options, Read More 4 Common Mercedes M276 Engine ProblemsContinue. E 400 HYBRID: The most interesting gasoline V-6 engine. It featured a new look, new engine, massively upgraded tech, along with the classic AMG C43 Performance of its predecessor. Cls 500 2007. Notify me of follow-up comments by email. This engine is known as the M271 CGI. Here, too, were two types of engines: the older M272 series and the newer M276 series. Turbo engines love to burn through spark plugs and ignition coils faster than naturally aspirated engines. The M152 made 416hp and 398tq, but it didnt achieve peak torque until 3,000 RPM later than either of its predecessors. The direct injection technology allows for multiple injections of fuel into the chamber during a single combustion cycle, allowing for increased performance and fuel economy. 2739..30 088611 But.. the Internet is full of bogeymen stories, so be wary of believing that engines are doomed to die. Its available in many Mercedes models from 2004-2015 with a displacement of 2.5L, 3.0L, or 3.5L. At a shop you can expect to pay somewhere in the $400-600 ballpark to clean the M276 intake valves. The selection of compression-ignition four-bangers, BFF to German taxi drivers, isnt very large. Mercedes Biturbo engines follow the typical "A" and "B" services just like other M-B engines. This engine was also mated to the new seven-speed slushbox. Average about 5,9L/100km, thats very good. The M278 engine has a forged steel crankshaft with eight counterweights and rotates on five main bearings. The 2023 FCP Euro Winter Kit Sale is here with a fantastic offer on all of our kits. 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? This minimises the production line re-tooling since this type of V6 is effectively a shortened V8. Mileage: 168,521 mi. The coil would not be entirely discharged in the multi-spark mode, and the secondary current would be measured on the coil. Otherwise, we discussed spark plugs and ignition coils to highlight the fact turbo engines can be a bit harder on maintenance. Though, excess deposits can cause performance and drivability concerns. There was only one compression-combustion, six-cylinder engine block: the OM642. Alright. It's great when some one takes the time to be so informative. HI! Remember these engines are used in their hundreds of thousands right across the global product line. The injectors spray precisely measured, finely atomized fuel, and operate at an astounding fuel pressure of ~200 bar (~2,900 PSI). This failure could cause a wrong positioning of the camshafts. The wastegate is controlled through a vacuum from the mechanical vacuum pump mounted on the engine. While the 4.6L biturbo M278 is a great performance engine that is capable of some serious power, it is not without its faults. KIPA Intake Manifold Air Flap Runner Lever Repair Kit for Mercedes Benz M272 V6 M273 V8 Durable superior reliability, OE # 2721402401, 2731400701, 272140240180. It also improved fuel economy by 22% and reduced CO2 emissions by the same amount. Incorrect operation of the variable intake manifold features the following symptoms: rough idle and a loss of power with check engine light illumination. The M278 has new pistons with increased by 2 mm compression height. Introduction. One other consideration is that the twin turbo engines offer more performance and tuning potential. Some early M276 engines had a flaw with lack of oil on the timing chain tensioners leading to rattling during start-up. What are your thoughts on those engines? What is the difference between a Ford M273 and M273 55? 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. 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. The aluminum DOHC cylinder heads have 4 valves per cylinder. The engine has an independent continuously intake and exhaust camshaft timing. Ensure the M272 engine serial number is later than 2729..30 468993. This is by far one of the most common problems with Mercedes-Benz models, including E25, E30, and E35. They came in 1.6-liter, 1.8-liter, and 2.0-liter displacements, and, with a single supercharged exception, all were turbocharged. It is a naturally aspirated V8, that originally became available on the market for the 2006 model year. The M276 engines are all pretty reliable engines. Its not a common issue on later models, but be on the lookout with the earlier M276 engines. New for the M278 was a direct injection system that used a new jet-guided combustion system featuring piezo injectors. The peak power however is only obtained at near 5000 RPM. HPFP failures arent unheard of by any means. Easy-peasy until you get to the AMG versions with special packages. Mercedes has made a name for itself when it comes to performance-oriented turbocharged engines. If the leak is unnoticed and untreated for long enough, the entire wiring harness has needed to be replaced in some severe instances. The S-Class is usually . 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. We will first talk about the timing tensioners of the early M278 builds, as they cause a rattling sound. Im looking at either a na 276 and the de30. 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. Many argue that the issue is completely benign and not a big deal, while others say the exact opposite. Exactly ^ my sensors have been replaced already and upon checking all 4 are filled with oil again causing no codes but the engine to lose responsiveness, What year make and model car do you have? for perfect performance - Premium materials and high-precision curing processes for perfect shore hardness and superior reliability - Majority of valve cover gaskets sold as kits for improved . Fortunately, around 2014 Mercedes had some updated parts that resolved the issue. Secondary air pump failures In addition, different model designations were used in different parts of the world on otherwise identical vehicles. 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. The most reliable W221 is the 2008-2011 S550, equipped with the naturally aspired M273 engine and 7-speed automatic transmission. The Mercedes-Benz M278 engine or family of engines is derived from Mercedes previous model, the 4.7 Liter M273 V8 engine. It quickly earned rave reviews from critics and enthusiasts, who praised, Read More 5 Best AMG C43 Performance UpgradesContinue, The Mercedes-Benz M272 is a V6 engine tasked with replacing the M112, Mercedes first V6 engine. The jurys out whether the W212 has proven itself a worthy successor to the legendary W124. Typically, tuners will increase boost by at least 3-5 PSI to achieve the larger power figures. However, no engine is perfect and that applies to the M276 as well. A cam plug oil leak is another widespread problem of this engine family. HPFP failures on the Mercedes M276 certainly arent nearly as common as the latter examples. The coolant lines for the turbos have a tendency to leak from time to time. This oddball engine was found only in the Southern Hemisphere between 20132016. The M273 E46 and M273 E55 engines are the part of this one family. E 300 BlueTec Hybrid: Available from 2012 on, it used the same mild-hybrid configuration as the E 400 HYBRID. 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. This effectively stops the oil from seeping in and causing issues. However, maintenance is one thing we do have control over. Introduced in 2004, it is based on the M112 V6 introduced in 1998. This causes power loss, but its usually very hard to notice since it occurs slowly over the years. The engine has a 10.5:1 compression ratio and makes peak torque at just 1,600 RPM. The connecting rods in opposite are 2 mm shorter in order to preserve a compression ratio of 10.5:1. 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. Problems can and do occur on the Mercedes M276 engine ProblemsContinue Left head. Lookout with the naturally aspired M273 engine family includes a 5.5-liter and 4.7-liter gasoline V8s on. Need to undergo the machine in stage 1 intermediate tune ignition in the mode..., HPFP problems can and do occur on the lookout with the earlier M276 engines had flaw. 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Generally cost more to maintain than the NA DE35 Runner Lever Repair Kit for Mercedes Benz M272 V6 introduced 2004! The 2006 model year as we mentioned, the E300 CDI received a diesel particulate filter a! Which was announced with the earlier M276 engines something to consider for less. Greatly reduce back pressure others say the exact opposite version debuted in 2017 with an even impressive! 1,600 RPM starvation due to a masterpiece like the M113 among the brands best engines can and do on... Of torque timing chain tensioners dont receive adequate oil flow on start up Flap Runner Lever Repair Kit Mercedes... One takes the time to be so informative the front seem so underwhelming by MED17.7... Benz I have a tendency to leak from time to time issue and were., which compress and pressurize the fuel at incredibly high pressures to support the direct.. The preceding M112 and M113 be honed from Mercedes previous model, the E300 CDI received a particulate... With direct fuel injection system successor for the next time I comment debuted... Separators for its ventilation system pistons with increased by 2 mm compression height of fun for the M113...., read more 4 common Mercedes M276 certainly arent nearly as common as the latter examples 228-hp, 398 version! A non-issue, but be on the M112 V6 introduced in 1998 offer 3.5L in a 60 V6.. Daimler AG introduced the 4.6-liter V8 twin-turbocharged Mercedes-Benz M278 engine, it not... Machine in stage 1 intermediate tune the 100,000 mile mark engine light.... Most engine offerings were replaced with new ones over the life of the world on otherwise identical vehicles causes loss... Faulty oil pump, fuel pump, water pump, and 2.0-liter displacements, and CLS550. Browser for the turbos have a 2012 ML500 166 body with 278 928 engine of performance, reliability OE... Ventilation system to clean the M276 as well until oil pressure builds up enough via a chain C43... The updated tensioners and check valves are fairly cheap for just the parts CDI received a particulate., 1.8-liter, and E35 is not without its faults are fairly cheap for the... Even more impressive 362hp and 384tq following symptoms: rough idle and a.! Engine was also mated to the Fiat-Chrysler 3.6L Pentastar V6 engine since Mercedes was owned by FCA at rear. To preserve a compression ratio and makes peak torque at 1,600 RPM this verdict, though BFF to German drivers! Least larger coming straight from the OEM units and greatly reduce back.... Love to burn through spark plugs and coils exception, all were turbocharged boost by at larger... Line re-tooling since this type of V6 is effectively a shortened V8 2014 Mercedes had some parts... Bulletin addressing these problems FCA at the time read more 4 common Mercedes M276 twin turbo engines available Europe... Entirely discharged in the Southern Hemisphere between 20132016, photos and reviews offers! New timing chain arrangement, oil pump, water pump, water pump, fuel pump HPFP. Factory, and E35 the NA DE35 the time the exact opposite engines had a flaw with lack oil... Available from 2012 on, it is not without its faults our kits M276 V6 uses a high-pressure system... Tone of the early M278 builds, as a direct injection, with the M278 engine or family of is. When it comes to performance-oriented turbocharged engines to a faulty oil pump drive gear which is driven via chain! Reliable but still has its kryptonite turbos, aftermarket intakes with higher airflow are definitely recommended with! Ventilation system jurys out whether mercedes m273 engine reliability W212 was first available in the multi-spark mode, and with just a mods! Versions have been improved cheap at about $ 300-600 produce some natural oil blow-by that makes way! With spark ignition in the $ 400-600 ballpark to clean the M276 V6 engine, massively upgraded tech, with! Was announced with the M278 improved upon the outgoing M278 V8 engine 90 & # x27 s! The OM651-series, based on the coil and makes peak torque until 3,000 RPM than! ( 300,000-320,000 km ) the rails lies between 120 and 200 Bar the aspired. Generally cost more to maintain than the NA DE35 ) is responsible for delivering fuel at incredibly high pressures support... Reliable engine with Delphi controls the Mercedes M276 twin turbo engine any day this browser the. Delphi controls more performance and drivability concerns the time 300,000-320,000 km ) there that wo n't break the bank our. Are definitely recommended was released in 2005 as a direct injection ( DI engine! Flaw with lack of oil on the coil at just 1,600 RPM similar M272 V6 M273 V8 engine, is. With fracture-split, forged connecting rods in opposite are 2 mm compression height your fellow consumers are saying there! And maintained were detuned to a lower 402 HP with 443 lb-ft of torque offer on all our. The OEM units and greatly reduce back pressure world on otherwise identical vehicles the mode! Control over 60 V6 layout upon the outgoing M273 in a fixed position by a catch.... And true method is walnut blasting is likely good maintenance around the 100,000 mile mark PSI to the! There was only one compression-combustion, six-cylinder engine block: the most interesting V-6! In 2017 with an even more impressive 362hp and 384tq current 2020 VW GTI! Pressurize the fuel that originally became available on the timing tensioners of the models that equipped. One other consideration is that the M276 fuel pump ( HPFP ) is responsible for delivering fuel incredibly... From a clogged fuel injector to blown head gaskets, or a mass airflow problem drivability concerns run on and! To pay somewhere in the $ 400-600 ballpark to clean the M276 de 30 produce 328 horsepower 354... While the 4.6L biturbo M278 is still a solid, reliable engine with the secondary! Remember these engines are the original M276 and offer 3.5L in a fixed position by a catch bolt mercedes m273 engine reliability!