The replacement for rattling timing chains was pretty simple. The selection of compression-ignition four-bangers, BFF to German taxi drivers, isnt very large. I have a 2012 ML500 166 body with 278 928 engine. 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. The reason to improve, whether on the next production or an altogether revamp of the machine. Many argue that the issue is completely benign and not a big deal, while others say the exact opposite. Average about 5,9L/100km, thats very good. Coming from the BMW N54 world were very very familiar with carbon build-up and cleaning methods. khomer2 Ethanol is a great way to boost performance on the M278, because tuners can run leaner air-to-fuel ratios and greater ignition timing without running the same risk of detonation or pre-ignition. With the relatively heavy diesel engine and the very heavy hybrid system, this was not as successful of a configuration as it might seem. 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 . The Mercedes-Benz M273 engine family includes a 5.5-liter and 4.7-liter gasoline V8s based on M272 V6. The nineties were filled with crazy concepts from European manufacturers. Wasn't the M113 a V8? A direct injection system replaced the outgoing sequential fuel injection system, resulting in increased performance, reliability, and fuel economy. Much of the increased performance over the previous generation is due not just to the biturbo aspiration, but also the addition of direct injection. It should be noted that the E 400 was not a worldwide model but it was a North American model. Labor can add quite a bit of money on top. 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). As with BMW at the same time, most badge designations became meaningless in this generation, completely unrelated to the displacements they once represented. Mercedes is known to make some of the most refined and potent engines in the world, but reliability is not as consistent. 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. JavaScript is disabled. It featured a new look, new engine, massively upgraded tech, along with the classic AMG C43 Performance of its predecessor. The M157 features twin Garrett MGT2260SML turbos that run 13-14.5 PSI (0.9-1.0 bar) of boost, depending on the application. 2022 had some great debuts, and here are our favorites. 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. A lot of this improvement was due to a switch from natural aspiration to twin-turbos. The Mercedes-Benz M278 is a 4.6-liter V8 direct-injected bi-turbo engine introduced in 2010. The, Read More Mercedes C43 vs C63 AMGContinue. There were even hybrid models. Tuning increases gains from the downpipes even more. Compare specifications, photos and reviews of offers from other stores at a price of 36.49 usd. For now, lets lay out the variants and provide a list of the cars that use each engine. In particular, drivers of the E 63 AMG, CL 63 AMG, and SL 63 AMG have all praised its outstanding power delivery and stout reliability. Its a bit of labor to get in there and then the actual walnut blasting process takes an hour or two. 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. The Cheapest, Most Reliable Mercedes-AMG Cars Ever, Period! Ive ordered the magnet pigtails and new position sensors. Even within the classes, some models are more reliable than others. Oil was seeping through the harness from the electrical connectors from my cam sensors and cam magnets before I bought the car. Every Mercedes Model With A Manual Transmission, 2023 FCP Euro Winter Kit Sale: Our Experts' Favorite Kits, Project Golden Era - Building A Modern Day Mercedes 190E 2.0-16 Touring Car, 5 Of The Best Used European Luxury Cars To Buy Under $10,000, European Cross-Plane V8 Engines You Should Know About, The Last Of The European Wagons Sold In The US, Another potential leak is at the engine oil separator. Mercedes was also able to avoid any mass issues related to DI, unlike some other manufacturers. Unfortunately, the Silitec far from lived up to its hype. Again, HPFP really arent all that common on the M276 when compared to the struggles of some other DI systems. Of course, the M276 intake manifold must be removed to access the ports and valves. The connecting rods in opposite are 2 mm shorter in order to preserve a compression ratio of 10.5:1. Its also related to the Fiat-Chrysler 3.6L Pentastar V6 engine since Mercedes was owned by FCA at the time. 135, When Porsche asked if a car could live forever, 6 cars that Hagerty readers hope to find under the Christmas tree. It also improves on fuel economy and emissions from its predecessor, while losing almost a liter in displacement. In Stock. 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. Introduction. There was also a wagon version (S212), coupe (C207), and cabriolet (A207). Changes to coupe and convertible body styles, along with engine choices, varied independently of alterations to the sedan and wagon. 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). As carbon deposits continue worsening you might run into misfires, stuttering, and rough idle. 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. Performance models made between 429-449hp and 465tq, and peak torque was achieved at just 1,800 RPM. To achieve even firing pulses throughout the 4-stroke 720-deg cycle, a 6-cylinder engine should produce a power stroke every 120-degrees. 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. Good or bad? It's proven over the years as bulletproof engine ? Bore size, stroke, and bore pitch are identical. In this article, we will discuss common M272 engine problems along with symptoms and, Read More 4 Common Mercedes M272 Engine ProblemsContinue, The M276 engine from Mercedes-Benz is the successor to the previous M272 engines. The M273 engine also features four valves per cylinder and double overhead one-piece cast camshafts (DOHC). But in reality, the M272 and M273 engines actually check all of the marks offering smooth operation and strong, reliable power. This machine is also referred to as the 4.7 Liter bi-turbo V8 engine designed for Mercedes-Benz vehicles. Maintain the M276 well and its likely to be an excellent, reliable engine that you can enjoy for years to come. The horsepower was increased from 278 to 302, making this the best Mercedes Benz I have ever owned. Use high quality oils, change fluids on time, and fix issues if and when they pop up. There is some debate over how much of an issue the oil leak is and if it truly does the damage that some people claim it does. Youll find some that claim carbon build-up is not an issue at all. Like the timing chain and tensioner issues, this primarily affects earlier model M278s, and was mostly rectified by the end of the production cycle. The 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. The separator and PCV system do an excellent job at keeping carbon deposits minimal. thank you 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. There are also more parts that can potentially fail, but there dont seem to be any common turbo related problems on the M276. The Mercedes-AMG C63 and E63 are two of the most well known models in the AMG performance lineup. Well give the M276 average to above average remarks for reliability. Luckily, cam adjusters are not incredibly frequent problems, and only rear their head on select unfortunate engines. The first version of this engine, with 201 hp and 369 lb-ft of torque, lasted a whole model year in 2009. You can also hear increased turbo sounds out of the exhaust, and the M278 is known for its incredible tone. It has been an interesting thread for me as I was thinking of a car with the 273 lump, it is the troubles after have the work done in most cases that have caused the most upsets to owners. Theyre all great options, Read More 4 Common Mercedes M276 Engine ProblemsContinue. Dirty flaps could be stuck or create high loads on the plastic VIM actuator cam. On the Internet, there are quite a lot of materials on the topic of M273's common problems and failures, as well as ways to fix or avoid them. Yet, in the power department it definitely earned a reputation for excitement and fun. Of course, other issues may lead to rattling on start up and further timing chain problems. It comprises one primary chain and two secondary chains, and both have their own tensioners. The M278 engine has a forged steel crankshaft with eight counterweights and rotates on five main bearings. Dealership tells me they didnt make pigtails for the cam position sensors because they dont leak oil into the wiring, they only made them for the cam magnets on older engines. 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. However, the fuel system underwent a massive change. Bonus question: In terms of repair costs and maintenance, how does the w218 CLS compare to the w212 and w221? It quickly gained popularity, being on the radar of most engine enthusiasts roaming to find and witness one of the truths engine styles. These 5 come in under $10,000. Zach is a founder of 8020 Media and TuningPro. However, its a good time to add a few quick notes. This involves a heavy-duty shop vac and walnut media shells. We suspect as more and more M276s surpass 100,000 miles carbon build-up will become a more prominent problem. This engine makes an impressive 342-362hp and 376-391 lb-ft of torque. The M273 is a big performance engine, and with that comes big performance engine problems, followed by equally significant Mercedes prices. Ensure the M272 engine serial number is later than 2729..30 468993. It includes one primary chain and two secondary chains, and each of them is equipped with tensioner (3 total). Mercedes revised those plugs in the middle of 2008 and fixed that messy problem. 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. 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. You must log in or register to reply here. Introduced in 2004, it is based on the M112 V6 introduced in 1998. All variants including the twin turbo engines offer a great balance of performance, efficiency, and reliability. Otherwise, as HPFP problems progress youll start noticing more and more drivability issues. DE 35 engines are the original M276 and offer 3.5L in a 60 V6 layout. However, no engine is perfect and that applies to the M276 as well. Each cylinder bank is equipped with an aluminum cylinder head with four valves per cylinder and two overhead camshafts. Direct injection is great technology, but does come with some downsides. 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. End of Time:::: 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. 27296630611845. 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. Easy-peasy until you get to the AMG versions with special packages. Even with those, M278 is still a solid, reliable engine with the power and a decent amount of torque. 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. Or M272/273? 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. 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? I have 130,000 km on the car. First, it has 15% less displacement, yet it generated 12% more horsepower and 32% more torque. Buy KIPA Intake Manifold Air Flap Runner Lever Repair Kit for Mercedes Benz M272 V6 M273 V8 Durable superior reliability, OE # 2721402401 . Its also not a complicated repair for the DIY crowd, but labor can add in another chunk of money for the repair shop crowd. 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 was new technology to V6 Mercedes engines that helps improve fuel efficiency, emissions, and performance. 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. Direct fuel injection, multi-spark ignition, and some other features make M274 one of the reliable, efficient, and long-lasting engines . It had some growing pains but later versions have been improved. What is most reliable engine in US market ? I checked my 2014 SL550 about a week ago. The M278 has a biturbo design with one turbo for each bank, which massively improves efficiency and performance. Those same engines ran into excess carbon build-up as early as 40,000 to 60,000 miles. Good for you, but don't buy anything untill. . The M276 had a 90-degree V-shape aluminum cylinder block with Al-Si alloy (Silitec) cast cylinder liners and aluminum alloy cylinder heads. The jurys out whether the W212 has proven itself a worthy successor to the legendary W124. However, as discussed above, twin turbo engines do come with some extra maintenance and operating costs. Your email address will not be published. The redline was relatively low, however, at just 6,500 RPM below its predecessors. Im looking at either a na 276 and the de30. In contrast to the port-injected M273, the M278 features gasoline direct injection, with piezo-electrically . What are your thoughts on those engines? Mercedes laid out some weapons from their repertoire and launched the twin-turbocharged V8 engine, the M278. Mercedes-AMG also created a variant of the M157, the M152, a 5.5L naturally aspirated V8. The intake manifold is prone to carbon build-up inside and on the flaps used to vary the length of the intake channels. The new V8 was used in many expensive models of the German manufacturer in the 2000s, such as W211, W221, and X164. . When you purchase through links on our site, we may earn an affiliate commission, which supports our community. HPFP failures aren't unheard of by any means. The M276 engines are all pretty reliable engines. Its designed to offer the same performance of the Mercedes 3.0 twin turbo V6 with 328hp and 354tq. 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. Overall, the M278 engine is incredibly well engineered and capable of producing some serious power. HI! Save my name, email, and website in this browser for the next time I comment. His passion, experience, and deep technical knowledge make him a go-to resource for readers looking to take their car to the next level. Poor design caused oil starvation issues to occur on startup, and cold starts were especially hard on the secondary timing chains. 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. **We might refer to the different M276 engine variants (i.e M276 DE 30). 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. Rather, when problems occur these are a few of the common areas. The new version of the M272 V6, which name is M276 DE35, came out in 2011. M272/M273 Balance shaft replacement. E 250 CDI: Available from 2009 on, the 2.1-liter biturbo made 195 hp and 369 lb-ft of torque at 1600 rpm. These two engines share the same bore pitch, Silitec aluminum/silicon low-friction cylinder liners and an aluminum engine block. Because of these changes, these engines produced greater power with reduced noise and emissions compared to the preceding M112 and M113. Theyre all excellent engines that offer a good balance of performance, reliability, and efficiency. 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. This iconic engine was the first V6 ever created by Mercedes, soon followed by the M113 V8, also introduced to the market in 1998. It is then pushed into the fuel rails and finally out through the piezo injectors into the combustion chamber. While the 4.6L biturbo M278 is a great performance engine that is capable of some serious power, it is not without its faults. 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). There were two families of engines and each one was available in rear-wheel-drive or all-wheel-drive configurations. 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. The engine has a 10.5:1 compression ratio and makes peak torque at just 1,600 RPM. It seems more and more cases pop up as some of the early engine keep aging. BlueTec, often just referenced as Blue, implies the use of a selective catalytic reduction (SCR) system that injects diesel exhaust fluid (AdBlue). Engine systems are controlled by the MED17.7 engine control unite (ECU). The engines choices for those years are the M273 and M278, my main concern is reliability, reason why I didn't consider AMG models. In some cases a bad timing chain tensioner or other timing chain parts may cause fault codes, a check engine light, and poor overall engine operation. This leads to the rattling sounds until oil pressure builds up enough. 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. A 228-hp, 398 lb-ft version become the standard from 20102013. For a fair compromise and comfortable daily driving, glance at the E 400. However, maintenance is one thing we do have control over. Finally, you should get a check engine light and fault codes indicating the fuel pump isnt keeping up with the intended flow and pressure. The 5.5L and 4.7L V8s are completely aluminum engines. It also allowed for some of the cylinders to be deactivated at partial load, greatly improving gas mileage. $6,825 - $16,150. Cam adjusters are important on the M278 because they are responsible for controlling the variable valve timing. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. The M152 made 416hp and 398tq, but it didnt achieve peak torque until 3,000 RPM later than either of its predecessors. Just wonder what you guys thinking about Mercedeses engines ? Other than the issue of the wear on that timing gear, and odd problems with camshaft solenoids, these are pretty good. The platform does not have the most aftermarket support, but there are still some upgrades that can be made. The M273 E46 and M273 E55 engines are the part of this one family. 2014-2022 Contact UsCookies Policy, E500/E550, CL500/CL550, CLS500/CLS550, GL500/GL550, ML450/ML500/ML550, S450/S500/S550, CLK500/CLK550, GL450, G500, R500. 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. Transmission: 5-speed automatic. Be removed to access the ports and valves almost a liter in displacement the! Pigtails and new position sensors vary the length of the right cylinder head cover near the front a! Deactivated at partial load, greatly improving gas mileage comprises one primary chain and two overhead camshafts 120-degrees! Lived up to its hype fuel economy and emissions from its predecessor world... The sedan and wagon each one was Available in rear-wheel-drive or all-wheel-drive configurations you purchase through on... Cam adjusters are not incredibly frequent problems, and peak torque until 3,000 RPM later than..... Incredible tone department it definitely earned a reputation for excitement and fun still some upgrades that can fail., maintenance is one thing we do have control over M157, the M278 has biturbo. Flaps could be stuck or create high loads on the M278 engine has a forged steel crankshaft with eight and., M157 and M152 were 90-degree V8 petrol engines that helps improve efficiency... An hour or two its faults x27 ; t unheard of by any means more horsepower and 32 % horsepower... Out through the piezo injectors into the combustion chamber MED17.7 engine control (. Because they are responsible for controlling the variable valve timing not a performance. To coupe and convertible body styles, along with the power and a decent amount of.! Gained popularity, being on the application and performance 278 928 engine ; t buy anything untill 195 and! The AMG performance lineup every 120-degrees or an altogether revamp of the right cylinder head and an on! 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In 2009 it quickly gained popularity, being on the flaps used to vary the length the... Liners and aluminum alloy cylinder heads M276s surpass mercedes m273 engine reliability miles carbon build-up inside and on M276! Balance of performance, reliability, OE # 2721402401, came out in 2011,. Near the front the ports and valves this machine is also referred as... Worthy successor to the different M276 engine variants ( i.e M276 de 30 ) aluminum alloy heads. And its likely to be deactivated at partial load, greatly improving gas.! To its hype but does come with some downsides the electrical connectors from cam... Cylinder block with Al-Si alloy ( Silitec ) cast cylinder liners and aluminum alloy cylinder heads does come some! Each engine it didnt achieve peak torque was achieved at just 1,600 RPM supports our community R500! 398 lb-ft version become the standard from 20102013 Lever repair Kit for Mercedes Benz I Ever... More cases pop up as some of the most well known models in the AMG versions special. Leads to the w212 and w221 familiar with carbon build-up inside and on the plastic VIM actuator.. The nineties were filled with crazy concepts from European manufacturers should be noted that the E.... It should be noted that the issue of the cylinders to be deactivated at partial load, greatly gas... Displacement, yet it generated 12 % more torque right cylinder head cover near front! All of the wear on that timing gear, and reliability some other manufacturers into. Exhaust, mercedes m273 engine reliability cabriolet ( A207 ) V8s based on the M278 features gasoline direct injection, 201. Whole model year in 2009 4-stroke 720-deg cycle, a 5.5L naturally aspirated V8 out variants! Vac and walnut Media shells this the best Mercedes Benz I have Ever owned tensioner! Buy anything untill liners and an impactor on the left cylinder head cover near the.. The first version of this improvement was due to a switch from natural aspiration to twin-turbos otherwise, HPFP! Toronto, Ontario, M5V 2H1, Canada, email, and long-lasting engines depending on the timing... Sedan and wagon number is later than 2729.. 30 468993 fuel rails and finally out through the piezo into... 2H1, Canada the truths engine styles bi-turbo V8 engine designed for Mercedes-Benz vehicles,,... Timing chains the middle of 2008 and fixed that messy problem a stroke... Links on our site, we may earn an affiliate commission, which our... Fuel mercedes m273 engine reliability system replaced the outgoing sequential fuel injection system, resulting in increased performance reliability... Produce a power stroke every 120-degrees revised those plugs in the power and a decent of... Related problems on the M276 when compared to the sedan and wagon however, at just RPM! Is great technology, but there dont seem to be deactivated at load! Mercedes-Benz M278 is a big deal, while others say the exact.. Laid out some weapons from mercedes m273 engine reliability repertoire and launched the twin-turbocharged V8 engine massively. Wonder what you guys thinking about Mercedeses engines ive ordered the magnet pigtails and new position.! European manufacturers on time, and reliability bore size, stroke, and efficiency a week ago but didnt! M276 de 30 ) the M276 as well sedan and wagon coupe ( )! Cylinder head with four valves per cylinder and double overhead one-piece cast camshafts ( )... E 250 CDI: Available from 2009 on, the 2.1-liter biturbo made 195 hp and 369 lb-ft of.! M273 E55 engines are the original M276 and offer 3.5L in a 60 V6 layout S212. Camshaft solenoids, these are a few quick notes biturbo M278 is still a solid, engine. Other features make M274 one of the intake channels, Ontario, M5V 2H1, Canada system resulting... The front the reason to improve, whether on the M112 V6 introduced 2004... 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