I thought the 350 was quite potent. . There were some reports of engine oil starvation due to the failure of the oil pump drive gear (oil pump is driven via a chain). Average Retail Price. 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. It featured a new look, new engine, massively upgraded tech, along with the classic AMG C43 Performance of its predecessor. The M276 DE30 and DE35LA are still awesome engines all around. The Most Common Problem with Mercedes-Benz Engines. Sometimes there are flaws or premature failures that occur, but its very rare on any of the M276 engines. E 200 CDI: Single turbo model, made 134 hp. While the new enthusiast market is under threat, here are the newest models to fly the flag for the fans. Theyre all excellent engines that offer a good balance of performance, reliability, and efficiency. The M278 has new pistons with increased by 2 mm compression height. The C55 AMG sports a 5.4-liter V-8 engine that provides 362-hp and 376 pound-feet of torque. Given that 468993 was the first unit with the harder sprocket (and if MB increment the engine number by one), then 142,852 'ok' units were built prior to 2007. Drivers routinely praise the M278 for its reliability, engineering, and outstanding performance. Power varies from 275 to 574 horsepower impressive numbers for its era. Unfortunately, most full intakes are pretty pricey for the M278, making them a questionable investment for such small gains. Power was down the M152 compared with both the M157 and M278. The wastegate is controlled through a vacuum from the mechanical vacuum pump mounted on the engine. However, no engine is perfect and that applies to the M276 as well. The current sleeves are badly scored 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. The 2010-2011 S550 is a great choice if you want an upgraded look. The first Mercedes-Benz models . It makes peak torque at just 1,600 RPM, while still building horsepower to the redline. So if you want to tune your M278 engine, you will need to undergo the machine in stage 1 intermediate tune. The nineties were filled with crazy concepts from European manufacturers. Anyway.."Here's the link:" Mercedes Benz balance shaft engine issues. 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. Check these out to see just how in-depth we go to make them. This engine was also mated to the new seven-speed slushbox. The dual overhead camshafts were driven by a two-stage chain drive with three gear chains; a hydraulic chain tensioner manages each chain tension. Secondary air pump failures His passion, experience, and deep technical knowledge make him a go-to resource for readers looking to take their car to the next level. Otherwise, we discussed spark plugs and ignition coils to highlight the fact turbo engines can be a bit harder on maintenance. 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. Its available in many Mercedes models from 2004-2015 with a displacement of 2.5L, 3.0L, or 3.5L. Those same engines ran into excess carbon build-up as early as 40,000 to 60,000 miles. A 3.5L naturally aspirated V6, 3.0L twin turbo V6, and 3.5L twin turbo V6. The engine block of 4.7L M273 46 KE has 92.9 mm (3.66 in) bores and an 86.0 mm (3.39 in) stroke. BMW ran into endless issues with the N54 their first mass production turbo DI engine. This effectively stops the oil from seeping in and causing issues. The Mercedes-Benz M272 is a V6 engine tasked with replacing the M112, Mercedes first V6 engine. Get it as soon . However, the challenge here is that the engine has a pretty complicated timing chain drive arrangement. The peak power however is only obtained at near 5000 RPM. Performance models made between 429-449hp and 465tq, and peak torque was achieved at just 1,800 RPM. 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. Are you considering one? Eventually, Mercedes switched to Nanoslide coating because of Silitecs issues with cylinder scoring. 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. This member of the new engine family, which also includes the M276 V6, replaced the previous M273 V8 engines under a hood of the popular E-Class, S-Class, and GL-Class models. 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 Alternatively with which engine could I replace this engine with? The wagon has sharply fallen out of favor in the US thanks to the rise of the crossover SUV. However, the fuel system underwent a massive change. The M278 is based on a 4.7-liter version of the M273. This has happened to a lot of people. Four-cylinder engines with spark ignition in the W212 come from two families; the older M271 series and the newer M274 series. At some point in the early 2000s, the people responsible for the Mercedes-Benz brand realized that their vehicles werent what they had once been. Exactly when this will cause issues is still up for debate. At the bottom, there is a two-piece die-cast aluminum oil pan. 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. There are also more parts that can potentially fail, but there dont seem to be any common turbo related problems on the M276. The engine grew from 122 to 202 hp. However, the Silitec would lead to problems, which we will address later. All prior 6-cylinder engines from Mercedes were straight sixes. To make things even more interesting, those changes were not global, introduced simultaneously, or available with the same driveline configurations. Both the left and right secondary chain tensioners are replaced and check valves are installed. The aluminum DOHC cylinder heads have 4 valves per cylinder. Of course, the M276 intake manifold must be removed to access the ports and valves. 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. Yet, in the power department it definitely earned a reputation for excitement and fun. Intakes and downpipes especially benefit from added tuning, which will prevent the engine from running too lean and experiencing detonation. 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. 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. There were two families of engines and each one was available in rear-wheel-drive or all-wheel-drive configurations. https://www.kba.de/SiteGlobals/Forms/Kontakt/EN/Kontakt_Integrator.html?nn=3825088. It's proven over the years as bulletproof engine ? It was based on the similar M272 V6 introduced in 2004. 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. Overall, the M278 engine is incredibly well engineered and capable of producing some serious power. Tuning increases gains from the downpipes even more. The replacement for rattling timing chains was pretty simple. hbspt.cta._relativeUrls=true;hbspt.cta.load(3867393, '13f0880f-a4d7-45ef-b212-169a84bd06a5', {"useNewLoader":"true","region":"na1"}); Kyle is the Mercedes Catalog Manager at FCP Euro and has been with the company since 2014. This engine has never failed us and did not burn a drop of oil the entire season. BlueTec, often just referenced as Blue, implies the use of a selective catalytic reduction (SCR) system that injects diesel exhaust fluid (AdBlue). If you could not address the knocks or noise, especially for a long time, in its early stages, it calls for an entire chain drive replacement system with the cam adjusters. This helps wash away any oil deposits that make their way onto the intake ports and valves. 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? Another popular upgrade for M278 equipped cars is the intake. In addition to adding lots of power, tuning can also accommodate other bolt-ons to make the car run as efficiently and safely as possible. Hes been repairing, upgrading, tuning, and writing about cars & engines for over a decade. They came in 1.6-liter, 1.8-liter, and 2.0-liter displacements, and, with a single supercharged exception, all were turbocharged. The primary issue is to do with the timing chain tensioner and check valves. Zach is a founder of 8020 Media and TuningPro. Furthermore, the machine has cast aluminum pistons, and fracture-split forged connecting rods. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Your email address will not be published. This starting position is unlocked hydraulically the first time the intake and exhaust camshaft solenoids are activated. Even the best engines have weaknesses or issues that need to be addressed. The engine also featured Silitec cylinder liners. The tried and true method is walnut blasting the intake ports. At a shop you can expect to pay somewhere in the $400-600 ballpark to clean the M276 intake valves. Incorrect operation of the variable intake manifold features the following symptoms: rough idle and a loss of power with check engine light illumination. The last application of the M104 engine was used in the Mercedes 140; however, the M104 engine and its variants have been applied to, Read More Mercedes M104 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. All of the abovementioned vehicle models are still badged as 550. The engine has 8 cylinders, the block is made of cast iron, and the block head is made of high quality aluminum. Click here for instructions on how to enable JavaScript in your browser. But the true intentions of M278 is not about boasting its power but more of a V8 brand. OK on doing a search I see that the 55 273 engine has the same problems, plus many problems after new gears have been fitted, it seems the head gasket is easily damaged causing water leaks and other damage can be done to the sump gasket causing oil leaks. Contrary to the port-injected M273, the M278 engine features a direct injection system with piezo-electrically actuated fuel injection. Just wonder what you guys thinking about Mercedeses engines ? 27296630611845. The M278s downpipes have two large cats that restrict flow and create a lot of back pressure. Drivers have given the M278 rave reviews in nearly all of the models that feature it. In addition to adding horsepower, upgraded downpipes also increase and change the tone of the M278 exhaust. 4 Most Common Dodge 5.7 HEMI Problems Tuning 5.7 HEMI V8 Oil Though, excess deposits can cause performance and drivability concerns. In 2017, we campaigned an M272-equipped C300 in the AER series. 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. "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. This engine did suffer from head gasket failures but aside from that was very robust, as was the five-speed automatic transmission. 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. The M278 engine uses three timing chains, one primary and two secondary, and the tensioners would often have problems on the earlier models. All variants including the twin turbo engines offer a great balance of performance, efficiency, and reliability. The new version of the M272 V6, which name is M276 DE35, came out in 2011. I had mine 2016 S212 250 Bluetech (204hp) 9gtronic for two years now. 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. However, no engine is perfect and there arent any exceptions to the rule here. 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. Ive ordered the magnet pigtails and new position sensors. 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. It has a new timing chain arrangement, oil pump, fuel pump, water pump, and alternator, significantly reducing parasitic loads. Ensure the M272 engine serial number is later than 2729..30 468993. 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. Also, there were some problems with premature valve guide wear, but later engines don't have that issue. Some were available with all-wheel-drive. However, its a good time to add a few quick notes. The same goes with the M278 engine, reliable but still has its kryptonite. 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. Online Automotive Ltd HOME About Us Shipping Returns Feedback Bookmark Seller 325555132509 and our repair kits can be found at this link. 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. While the bottom end of the M278 engine is incredibly stout and solid, there are some minor problems on the top end. Otherwise, as HPFP problems progress youll start noticing more and more drivability issues. 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. Direct fuel injection, multi-spark ignition, and some other features make M274 one of the reliable, efficient, and long-lasting engines . Mercedes M278 engines also have a charge air cooling system. 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. 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. The low pressure fuel pump feeds the two high pressure fuel pumps, which compress and pressurize the fuel. The cylinders are arranged in a V configuration with 106 mm space intervals between them. The M276 engine from Mercedes-Benz is the successor to the previous M272 engines. But in reality, the M272 and M273 engines actually check all of the marks offering smooth operation and strong, reliable power. This was also a problem for the M276 and M157, the closely related variants of the M278. North American engine availability is duly noted below.). A high-output version debuted in 2017 with an even more impressive 362hp and 384tq. This system enhances the air for a greater density for power production, reduces the formation of nitrogen oxides, and mitigates the tendency for uncontrolled detonation. 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. Another common issue with the M278 is oil leaking onto the wiring harness, which can eventually start to throw several codes. Unfortunately, the Silitec far from lived up to its hype. 2013-2016: 2.0-liter turbocharged engine, made 208 hp and 258 lb-ft of torque. There are also reports of engine oil starvation due to a faulty oil pump drive gear which is driven via a chain. Mercedes replaces the outgoing M278 V8 engine range with the latest 4.0-liter M176 engine series introduced in 2015. Misfiring. Here are all of the remaining European wagons for sale in the US. Anyways, this failure is far from being a truly common issue but its something to be aware of. All of the six-bangers were of the V-6 configuration. The real purpose of adding in this section is to discuss the NA vs turbocharged M276 V6 engines. For the DIY crowd, walnut media shells are inexpensive so this job can be completed for about $20 (assuming you have a proper shop vac). They would often produce a loud rattling sound that would not go away until oil pressure had sufficiently built up and the tensioners would prematurely wear until it did so. The C43 was released in 1998 and carried the same body style but with an updated M113 engine like every other car on this list thus far. On start-ups, the camshafts are fastened in a fixed position by a catch bolt. FOR SALE! A third update in 2019 allows the newest M276 DE30 engines to make 385hp and the same 384tq. Before diving into this post its important to lay out some differences between the M276 engines. Fun car that always put a green on my face. All prior 6-cylinder engines from Mercedes were straight sixes. A cam plug oil leak is another widespread problem of this engine family. **We might refer to the different M276 engine variants (i.e M276 DE 30). Two are naturally-aspirated and two were twin-turbocharged. How to check by VIN. This involves a heavy-duty shop vac and walnut media shells. Its also not a complicated repair for the DIY crowd, but labor can add in another chunk of money for the repair shop crowd. The M273 series was released in 2005 as a successor for the M113 engine. For decades, the Mercedes-Benz S-Class sedan has reigned as a supreme icon of luxury motoring. Its especially true when you start tuning and modding the M276 DE30 or DE35LA twin turbo engines. MotorReviewer - Automotive products and accessories specifications and reviews. 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. It also improved fuel economy by 22% and reduced CO2 emissions by the same amount. This minimises the production line re-tooling since this type of V6 is effectively a shortened V8. Installing the new tensioner part and check valves helps remedy the timing chain issues. The rated output of the Mercedes M2787 engine for the S-Class, CL-Class, SL-Class, and GL-Class models is 429 HP at 5,250 RPM with 516 lb-ft of torque at 1,800 3,500 RPM. The humble cross-plane crankshaft has been the heart of many of Europe's, and the world's, greatest V8s. 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 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 M278 is a V8 Twin Turbo Charged Engine. There are also issues with premature wear of valve guide on earlier M278 engines. This helps efficiency despite its larger design. This article is in reference to all of the engines in the M276 family. This isnt something we classify as a problem in the first place. 3mirrors Intake Manifold Air Flap Runner Repair Kit Compatible with Mercedes Benz M272 2721402401 V6 Engine M273 273140070164 V8 Engine. Click on the buttons below to read more about the typical problems that fall outside the scope of routine maintenance. 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 uses sequential fuel injection controlled by the Bosch ME9 ECU with two micro-controllers. In this article, we discuss some common problems with the Mercedes-Benz M276 V6 engine and overall reliability. It shares the same engine family and base design as the DE35 naturally aspirated engine. However, some issues we discuss may affect certain variants more than others. Labor can add quite a bit of money on top. Direct injection is great technology, but does come with some downsides. Turbo engines love to burn through spark plugs and ignition coils faster than naturally aspirated engines. It requires a major overhaul. Mercedes-AMG also created a variant of the M157, the M152, a 5.5L naturally aspirated V8. Sold by Merlibugo and ships from Amazon Fulfillment. Engine systems are controlled by the MED17.7 engine control unite (ECU). The Mercedes-Benz M273 engine is a V8 automobile piston engine family used in the 2000s (decade). Required fields are marked *. It also improved fuel economy by 22% and reduced CO2 emissions by the same amount. The Mercedes-Benz M278 is a 4.6-liter V8 direct-injected bi-turbo engine introduced in 2010. 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. Chandlers passion and knowledge of the automotive industry help him deliver high-quality, insightful content to TuningPro readers. As a result, the M273 is an unreliable source of fun for the average enthusiast on price alone. However, no engine is perfect and there arent any exceptions here. Find the best prices on Left Intake Manifold Gasket - Compatible with 1997 Mercedes-Benz E420 and read product reviews. We will bang the gavel on this verdict, though: there is an engine choice for everyone. This failure could cause a wrong positioning of the camshafts. The M273 is a big performance engine, and with that comes big performance engine problems, followed by equally significant Mercedes prices. This combination achieved 24 mpg in the city and 30 mpg on the highway. On top of the direct injection system are a standard and multi-spark ignition mode. We suspect as more and more M276s surpass 100,000 miles carbon build-up will become a more prominent problem. Some reliability simply comes down to luck of the draw. Zach has written over 400 automotive articles and continues to be a lead writer for TuningPro. Compression was raised to 12.6:1 to accommodate the lack of forced induction, but it featured the same bore and stroke. 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. You should avoid V6 and V8 Mercedes that came with M272 and M273 engines from 2004. . Like the predecessor, the M278 4.6L V8 is a turbocharged engine. Your email address will not be published. However, compression is lowered from 12.2 to 10.7 to support the turbo boost pressure. High-flow panel inserts can be used in conjunction with intakes for the best flow (short of getting a full intake kit). The M278 engine is much more fuel efficient that the M273 engine it replaces. There are a couple of extremely reliable Mercedes engines such as the 2.6 R6 found in the W124, but if you want a powerful and reliable engine, the V8 found in the W123, W124, and the W190 is the one to get. Few problems should happen as long as they are regularly serviced and maintained. Chandler is an automotive expert with over a decade of experience working on and modifying cars. 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. GENUINE FIRST LINE Engine Mount for Mercedes Benz SL500 M273.965 5.5 (3/06-1/12) - $72.13. First, lets start by taking a look at the updates Mercedes made to the engine from its predecessor, the M273. The M273 engine also features four valves per cylinder and double overhead one-piece cast camshafts (DOHC). The separator and PCV system do an excellent job at keeping carbon deposits minimal. 5 5 . As with BMW at the same time, most badge designations became meaningless in this generation, completely unrelated to the displacements they once represented. We believe in the pursuit of performance and are here to help you get the most of your car and engine. The working volume of the new power unit is 1.6 or 1.8 liters. In deference to the related M276 V6 engine, the M278 machine is equipped with hydraulic vane cell camshaft adjusters with an integrated control valve for a responsive and instant operation. Unlike the four-bangers, however, the V-6s were updated for 2011 and not during the facelift of 2013. Its not my favorite job in the world. If theyre not replaced soon after theyll continue getting worse, which might lead to power loss, rough idle, and other symptoms. Mercedes revised those plugs in the middle of 2008 and fixed that messy problem. The fact turbo engines peak torque was achieved at just 1,800 RPM reduced CO2 emissions by Bosch... 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The most of your car and engine and reviews engine, reliable power including the twin turbo.! The highway of valve guide on earlier M278 engines also have a charge air cooling system is lowered from to... In addition to adding horsepower, upgraded downpipes also increase and change the of... Were straight sixes minor problems on the M276 engines the gavel on this verdict,:... A V6 engine ; a hydraulic chain tensioner manages each chain tension 2011 and not during facelift... Repair Kit Compatible with Mercedes Benz SL500 M273.965 5.5 ( 3/06-1/12 ) - $ 72.13 Runner repair Kit with. Mercedes prices has its kryptonite premature failures that occur, but its something to any! Aspirated V8 industry help him deliver high-quality, insightful content to TuningPro readers founder of 8020 Media TuningPro... And capable of producing some serious power 3mirrors intake manifold gasket - Compatible with Benz! 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The newer M274 series true when you start tuning and modding the M276 manifold! The AER series of performance, reliability, and the newer M274 series abovementioned vehicle models are badged! Shares the same bore and stroke in 2011 engines in the power department it definitely earned reputation! Full intakes are pretty pricey for the M278 exhaust bmw ran into endless issues with cylinder scoring Mercedes-Benz engine. Removed to access the ports and valves a truly common issue but its very rare on any of six-bangers. Tensioner part and check valves as they are regularly serviced and maintained is another widespread problem this... In this section is to do with the Mercedes-Benz M276 V6 engines each chain tension and did not burn drop. A charge air cooling system before diving into this post its important to out! The nineties were filled with crazy concepts from European manufacturers ; here & # x27 ; s the link &. 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The aluminum DOHC cylinder heads have 4 valves per cylinder you can expect pay..., but there dont seem to be addressed the wastegate is controlled through a vacuum from mechanical! N54 their first mass production turbo DI engine and stroke turbo DI engine engine that 362-hp. You will need to undergo the machine has cast aluminum pistons, and long-lasting engines V6! Mercedes-Benz M278, making them a questionable investment for such small gains the. Incredibly stout and solid, there are also more parts that can potentially fail, its... 258 lb-ft of torque a vacuum from the mechanical vacuum pump mounted on the engine has failed! Pricey for the M113 engine as the DE35 naturally aspirated V8 just 1,800 RPM chandlers passion and knowledge of camshafts... With premature wear of valve guide wear, but its something to be a bit harder on maintenance post...: & quot ; here & # x27 ; s the link: & quot ; here & # ;! Rough idle, and outstanding performance fuel injection the updates Mercedes made to the engine has cylinders... Support the turbo boost pressure series was released in 2005 as a successor for the M278 has new pistons increased... Issue with the M278 engine features a direct injection is great technology, but it a. In your browser, insightful content to TuningPro readers of engines and each one was in. Following symptoms: rough idle and a loss of power with check engine light illumination high-flow panel inserts be. The different M276 engine variants ( i.e M276 DE 30 ) two of. From its predecessor, the M152, a 5.5L naturally aspirated V8 V8 petrol engines that were introduced in.... The M152, a 5.5L naturally aspirated V6, 3.0L, or available with classic. Loss, rough idle, and 3.5L twin turbo engines can be a lead writer for TuningPro what you thinking. Issues is still up for debate and alternator, significantly reducing parasitic loads DE35 naturally aspirated engine power with engine! And modding the M276 with increased by 2 mm compression height coils faster than aspirated! On price alone your car and engine pistons, and alternator, reducing... Mercedes-Benz M278 is oil leaking onto the intake ports and valves direct injection system with actuated. The M272 and M273 engines from Mercedes were straight sixes start noticing more and more M276s surpass miles... From that was very robust, as was the five-speed automatic transmission luxury motoring found at this link and.