This reduces scavenging on the exhaust and can at times lead to reversion. The coil would not be entirely discharged in the multi-spark mode, and the secondary current would be measured on the coil. 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. The M278 engine has a forged steel crankshaft with eight counterweights and rotates on five main bearings. The platform does not have the most aftermarket support, but there are still some upgrades that can be made. Anyway.."Here's the link:" Mercedes Benz balance shaft engine issues. The engine has a 10.5:1 compression ratio and makes peak torque at just 1,600 RPM. A third-generation direct injection system is installed in the M278 engine. I had mine 2016 S212 250 Bluetech (204hp) 9gtronic for two years now. The M278 engine is much more fuel efficient that the M273 engine it replaces. Your email address will not be published. The worldwide variety of W212 engine choices was so rich that we decided to compile a list. Mercedes also offers multiple variants of the M276 a 3.5L NA, 3.0L twin turbo, and 3.5L twin turbo. 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. Each cylinder bank is equipped with an aluminum cylinder head with four valves per cylinder and two overhead camshafts. 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 should be noted that the E 400 was not a worldwide model but it was a North American model. However, no engine is perfect and there arent any exceptions to the rule here. The air filters should be replaced every 30,000 miles, according to M-B service information. The M278 is a V8 Twin Turbo Charged Engine. 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. Misfiring is one of the most obvious signs of a problem V12. Here, too, were two types of engines: the older M272 series and the newer M276 series. Direct fuel injection, multi-spark ignition, and some other features make M274 one of the reliable, efficient, and long-lasting engines . The Mercedes-Benz M278 engine or family of engines is derived from Mercedes previous model, the 4.7 Liter M273 V8 engine. Here are some of the coolest concepts that have fallen through the cracks. HPFP failures aren't unheard of by any means. Thanks for the informative article. JavaScript is disabled. It comprises one primary chain and two secondary chains, and both have their own tensioners. 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. The M278 engine also features the third-generation direct injection system with piezo injectors (multiple injections during a combustion cycle) and multi-spark ignition. E 180: This 1.6-liter engine was from the M274 family and made 156 horsepower. First, it has 15% less displacement, yet it generated 12% more horsepower and 32% more torque. Unlike the four-bangers, however, the V-6s were updated for 2011 and not during the facelift of 2013. BenzWorld.org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. Whats your experience with models containing the M278? The, Read More Mercedes C43 vs C63 AMGContinue. Even with those, M278 is still a solid, reliable engine with the power and a decent amount of torque. With the chosen piezo injection valve mated with the correct ignition timing, the first compression stroke of the cylinder could be employed for controlled combustion. Upgraded downpipes remove a lot of the restriction from the OEM units and greatly reduce back pressure. Click here for instructions on how to enable JavaScript in your browser. This iconic engine was the first V6 ever created by Mercedes, soon followed by the M113 V8, also introduced to the market in 1998. The updated tensioners and check valves are fairly cheap for just the parts. Hi Bore size, stroke, and bore pitch are identical. It is a naturally aspirated V8, that originally became available on the market for the 2006 model year. A cam plug oil leak is another widespread problem of this engine family. There were even hybrid models. Because of these changes, these engines produced greater power with reduced noise and emissions compared to the preceding M112 and M113. This engine is known as the M271 CGI. 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. This would wear over time and cause the camshafts to go slightly out of phase and cause an engine management fault. The Mercedes-Benz M273 engine family includes a 5.5-liter and 4.7-liter gasoline V8s based on M272 V6. 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. We mentioned the N54 engine and VW/Audi in the previous section. The M273 series was released in 2005 as a successor for the M113 engine. In full load situations, the engine ventilation starts at the centrifuge through the check valve and pressure regulating valve to the right air upstream of the turbo. There are also issues with premature wear of valve guide on earlier M278 engines. The connecting rods, crankshaft, and valves are all forged, while the hyper-eutectic pistons, crankcase, and cylinder heads are all cast aluminum. M278 engines are a more refined version than their M273 and M156 predecessors. The Silitec liners undertook a deck plate honing process that involves mounting a deck stress plate on the cylinder heads to imitate the crankcases assembly and associated static deformation. It lives deep inside the S550's V8 engine, which is coded M273, and is connected to the timing chain. Buy KIPA Intake Manifold Air Flap Runner Lever Repair Kit for Mercedes Benz M272 V6 M273 V8 Durable superior reliability, OE # 2721402401 . MotorReviewer - Automotive products and accessories specifications and reviews. I checked my 2014 SL550 about a week ago. First, it has 15% less displacement, yet it generated 12% more horsepower and 32% more torque. How do they compare to a masterpiece like the M113? All models used the AMG SPEEDSHIFT MCT seven-speed dual-clutch transmissions. Join for Ratings and Reviews. As with BMW at the same time, most badge designations became meaningless in this generation, completely unrelated to the displacements they once represented. Two are naturally-aspirated and two were twin-turbocharged. The Mercedes-Benz M278 is a family of direct injected, Bi-turbocharged, V8 gasoline automotive piston engines.. The peak power however is only obtained at near 5000 RPM. The coolant lines for the turbos have a tendency to leak from time to time. Ho does newest engines M276/278 stand against older engines w16302ML500 w21097E50Amg w20299C230K w12494420e /==>w12495320e-199u (needs elec TLC) /GreatWhiteNorth Kanada. Im looking at either a na 276 and the de30. Whats your experience with the Mercedes-Benz M276 V6 engine? 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. 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. Hes been repairing, upgrading, tuning, and writing about cars & engines for over a decade. E 63 AMG: Despite its relatively unchanging exterior, the hot rod of the group had several changes under the hood. 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. khomer2 E 220 CDI: Twice the turbos, some more power. 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 Rating . But the true intentions of M278 is not about boasting its power but more of a V8 brand. The crankshaft drives a new vane-type regulated oil pump via a simplex bush roller chain and a chain-drive integrated gear of the two-stage chain drive system via a primary timing chain. The bottom end is practically bullet proof and can handle gobs of power, and the biturbo configuration delivers immediate power everywhere throughout the power band. Both engines had a serious fault that was only resolved three years after the introduction of the W220 successor, the W221 S-Class. How to check by VIN. 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. Reliability 4.8; Write a review. This helps wash away any oil deposits that make their way onto the intake ports and valves. Its not my favorite job in the world. Each cylinder bank has its own turbocharger (Twin-turbocharged) with a vacuum-controlled wastegate valve. However, the M152 had a new oiling system, intake manifold design, and cylinder head design. However, some issues we discuss may affect certain variants more than others. They also increase the size over the stock tubes, which means more airflow into the engine. On start-ups, the camshafts are fastened in a fixed position by a catch bolt. This engine was also mated to the new seven-speed slushbox. Here are all of the remaining European wagons for sale in the US. Here are some of our favorites from Europe. Sometimes there are flaws or premature failures that occur, but its very rare on any of the M276 engines. 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. We will first talk about the timing tensioners of the early M278 builds, as they cause a rattling sound. 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. It is then pushed into the fuel rails and finally out through the piezo injectors into the combustion chamber. https://www.kba.de/SiteGlobals/Forms/Kontakt/EN/Kontakt_Integrator.html?nn=3825088. 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