timing chain arrangement. After several thousand miles it is not uncommon for a timing chain to stretch. 9229 Ivanhoe Street Schiller Park, IL 60176 (847) 678-4801, Symptoms of a Failing Mercedes Timing Chain, Mercedes Benz VIN Lookup Recall Information Tool, Schedule a Mercedes timing chain replacement, Mercedes-Benz and Sprinter maintenance, service and repair in the Chicago area, BMW F10 Matte Purple on CW-S5 Done by DBX, Mercedes-Benz Sprinter Kastenwagen 313 CDI (W 906, Facelift) Frontansicht, 8. The M276 DE 30 LA engine uses the same architecture of the 3.5L V6, but with a reduced bore and stroke at 88 mm x 82.1 mm (3.46 in x 3.23 in). stroke in normal operation. Additionally be sure to know what type oil is going into your engine and how much. A wide range of signs indicate a malfunctioning Mercedes V6 high pressure fuel pump. While the power and The M276 family of engines is discussed in this article. ML350 M276 Timing Faults - Repair options. M276 DE 35 - 306 hp (225 kW) at 6,500 rpm, 273 lb-ft (370 Nm) at 3,500-5,250 rpm. Found cylinder 2 intake lobe pitted, rocker roller worn also. Even though there are more moving parts, the M276 doesnt seem to have any common turbo problems. The first spray of fuel injection creates the base lean burn mixture No oil pressure means gravity pushes the oil into the upper portion of the engine, back into the oil pan, leaving the oil flow passages empty. Clear faults, engine started quicker but P001985 returned immediately. Call our mercedes repair shop near Chicago, IL for an estimate. Turbo engines can be more difficult to maintain, as this example shows. But how long this M276 high-technology engine will last depends on many factors: correctness of required maintenance, quality of parts, driving conditions, and etc. Nissan VQ40DE Engine: 3 Most Common Problems, 10 Best Sleep Well Earplugs In 2022 Expert Review, 10 Best Budget Laptop For Artists In 2022 Expert Review, 10 S9 Charging Cable Of 2022 Reviews & Comparison, 10 Projectors For Laptops Of 2022 Reviews & Comparison, 10 Brother Mfc L5900dw Of 2022 Reviews & Comparison, Top 10 Porter Athletic Equipment Recommended By Editor, 10 Harry Potter Proclamation In 2022 Expert Review. As for the timing chain, it allows the camshaft, balance shaft, and crankshaft to rotate in synchronization. The metal links don't really stretch, although it seems like it. But no engine is perfect, and the M276 is no exception. Are you having problems with your Mercedes timing belt or carbon build up on intake valves? The cost to repair this engine with the damaged lobes and worn timing chains out weighed the cost of a used engine. DE35AL, this engine was offered on S400, CLS400, E400 4Matic (up to The 60 degree vee-angle . Mercedes Benz M272 M273 Engine Timing Chain Manual Download: 10.2mb, 39 pages, .pdf Models: M272, E25 E30 E35 . The main problem is with the tensioner and check valves for the timing chain. the need for a balance shaft, improving refinement while reducing mechanical there is a mark on the crankshaft sprocket to marry with the mark on the engine casing and marks on the 2 cams behind the sprockets to line up with the marks on the cm carrier/cylinder head I need to remove the valve cover to ensure proper cam timing after I rotated the crank with the cam chain tensioner removed. Ask a mechanic for answers ASAP. Removed cam sensors to check reluctor wheels at 53degrees. demand-controlled ancillaries and the stop-start system, can produce Naturally aspirated 3.5L versions come with a three-stage variable intake manifold (engine speeds below 3,200 rpm; at 3,200-4,250 rpm; and above 4250 rpm). Last night I realigned the adjusters with the chain timing marks. Engines with timing chains specify quick-flowing oil to pressurize the tensioner, keeping the chain tight to reduce breakage. The M273 series was released in 2005 as a successor for the M113 engine. Remove bank 1 timing cover, have helper hold the chain taut and turn engine by hand (with cams loose on bank 2) until the crank and cam timing marks line up. When starting up, some M276 engines rattle. How to Read Mercedes Engine ID Numbers. In any case, the M276 engines plugs and coils arent a major issue. 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. The 60 degree vee-angle eliminates At Burdi Motorworks, we have the experience and knowledge to determine if your Mercedes-Benz has a bad timing chain, taking the guesswork out of the equation. Most engines in the new series are turbocharged and only 3.5L M276 was available in both natural aspirated and turbocharged variants. in the intake cycle, while following spray's, up to 4 more times in The M276 engine is not related to the Chrysler Pentastar except for the 60 degree angle, despite that it was developed while Chrysler was still owned by Daimler AG. September 2013, Bsensell, 22 " CONCAVO CW-S5 RENDERING ON PORSCHE PANAMERA. Within the four-stroke arrangement, the camshaft spins once while the crankshaft rotates twice. Output of the first variant introduced The light comes on when there are problems with engine operations or the emissions system. The spark plugs and ignition coils should last about 70,000 miles on the M276 DE35. . The M276 engine has aluminum alloy cylinder heads with four valves per cylinder and dual overhead camshafts driven by a two-stage chain drive system. 2009 C350 / 2009 C350 / 1992 500SEL (sons) / 1997 R129 e500 (sons) / 2003 e500 Sport (wifes). In general, it applies to all M276 engines, unless otherwise stated. Refuel your car in checked places and use only the recommended type of gasoline. Application: M276, M278 DE and KE Variants This machine is also referred to as the 4.7 Liter bi-turbo V8 engine designed for Mercedes-Benz vehicles. The M276 engine block has a 60-degree V-angle, as compared to the M272 at 90 degrees, which dispenses with the need for a balance shaft. By the way, I have already installed the recommended oil check valves in the engine block, and new chain tensioners for both banks during a prior project to address cold start engine rattle. The 60 degree veeangle eliminates the need for a balance shaft, improving refinement while reducing mechanical complexity. The crankshaft controls the position of the pistons, causing the shaft to rotate, while the camshaft controls the intake and exhaust valves. First introduced by Mercedes in the 2005 SLK, the new generation of Mercedes engines was a stark departure from what was produced decades prior. Intake cam has the laser mark on the right side aligned with the head looking right if sitting in the drivers seat 2. the exhaust has the laser mark on the left side aligned with the cylinder . If you continue to drive your vehicle with a worn timing chain, it can lead to further damage, so schedule a service appointment as soon as possible. Vehicle came in with check engine light on and extended crank. Worn timing chain symptoms can link to poor engine performance as well as boosted emissions. I am currently attempting to determine whether I have a M276.8 or M276.9 Engine. The M274 and M270 engines replaced the outgoing M266 and M271 EVO engine . The air-fuel mixture ignites by a multi-spark ignition that creates up to five sparks per cycle. The Mercedes-Benz M274/270 is a series of 1.6 and 2.0-liter four-cylinder gasoline engines for front- and rear-wheel drive vehicles. Both cam actuators/ gears look to stay locked and not move independently when turning engine over by hand. This engine delivered 362 hp and 384 lb-ft of torque. I understand that WIS AR05.20-P-6010GQ shows positioning of cams at 53 degree timing mark, with the valve cover . The current show stopper is the bracket on the rear of the head. hp; 333 PS) at 5,250-6,000rpm and 480 Nm (354 lb-ft) of torque at 1,600-4,000rpm As carbon deposits continue to worsen, you may experience misfires, stuttering, and a rough idle in your vehicle. Some of the issues we discuss, on the other hand, may have a greater impact on some variants than others. This section was added primarily to compare and contrast the naturally aspirated (NA) and turbocharged (T) M276 V6 engines. Thanks for the note 97. A non-interference engine provides adequate clearance to prevent the valves from hitting the pistons. Fuel is sprayed into the intake ports with traditional port injection (PI). Theres a good reason why these are the most common issues. Privacy Policy. The top M276 mods on an engine are usually the ones that give the best power gain for you spend. For those who arent familiar with turbo engines, its just something to keep in mind. DE30. After looking at repair info, is it recommended to just replace the chain with master link or should the cartridge assembly be replaced. per cycle, and the demand-controlled fuel pump, water pump, oil pump Please take the time to make an appointment online. To get to the ports and valves, youll need to remove the M276 intake manifold. There arent many common problems or design flaws with the M276. The M276 engine features an aluminum engine block and dual overhead camshafts with independent variable valve timing on intake and exhaust valves and a new timing chain arrangement. A loose chain will look more elongated and will form a bubble-like motion around the sprockets also known as slack. : 278 589 00 23 00 . Failures in HPFP arent unheard of. It may be necessary to replace the Mercedes M276 spark plugs or coils if you notice the following symptoms: A few misfires here and there are signs that your spark plugs and ignition coils need to be replaced. Even the most inexperienced do-it-yourselfers can complete the project with relative ease. Just looking for experience if its a worthwhile repair vs replacing, Yeah, that cam looks pretty badmotor R & R is an awful lot more work than a cam shaft and chain The metal stretches over time, which causes inaccurate timing of the crankshaft, and the camshaft will lag. Even working with the wrong oil type can cause problems. Remove screws from front of chain cover. Is it time for a tune-up? Compression, on the other hand, is reduced from 12.2 psi to 10.7 psi to accommodate the turbochargers increased pressure. October 1, 2022. The links run on toothed sprockets (gears) that are on the ends of the crankshaft, camshafts, and additionally the balance shaft. To loosen the camshaft center bolt, hold the engine from the crankshaft bolt. In 2015, the DE30AL version was created for AMG models with a higher Alright. The chain, mostly located in front of the motor, attaches to gears and pulleys that power several mechanical components. The AMG badge on certain How it works, diagnosis and troubleshooting tips Hidden in that yellow foam block is the PSE unit, home of the central locking pump and other functions. Walnut blasting of the intake ports is a tried and true method. The Mercedes-Benz M276 engine is a direct injected, V6 gasoline automotive piston engine. PeachParts Mercedes-Benz Forum. engine wikipedia mercedes m272 timing chain marks youtube all you need to know about . Engineers also implemented many plastic/composite materials parts that previously were made of aluminum and steel materials (such as the thermostat, heater valve, hydraulic lines, and belt pulley). My latest road block is getting the components off the rear of the cover. The same bore and stroke of the normally aspirated DE35 (92.9 mm As more and more M276s reach 100,000 miles in mileage, carbon buildup is likely to become an issue. It was developed while Chrysler was still owned by Daimler The cam profile plays a big part in the engines power output so cam upgrades make quite a large . Its also a simple fix for do-it-yourselfers, but labor costs can add up for those who go to repair shops. The features of the M276 six-cylinder engine, with maintenance needs and procedures Introduced to the United States in several models in the 2012 Model Year, the M276.9 6-cylinder naturally-aspirated engine was joined in Model Year 2015 by its dual-turbocharged brother M276.8. If you're searching for recall information, refer to your local Mercedes repair shop for more details. This is particularly valid when working with the M276 DE30 or DE35LA twin turbocharged motors. Turbo engines have numerous disadvantages, such as the fact that they have more moving parts that could break. We are a family-owned and-operated business that delivers the highest value for your needs. Sometimes called DE 35 LA, this engine was offered on S400, CLS400, E400 4Matic (up to 2018) and Maybach S400 4Matic models up to 2017. of torque at 3500-5250 rpm. The M276 engine has aluminum alloy cylinder heads with four valves per cylinder (two intake and two exhaust valves) and dual overhead camshafts (DOHC) driven by a two-stage chain drive system. timing gear replacement One retaining screw is accessable. This is a 3.5L twin-turbo V6 engine for the E 400 (C/A 207, W212) and CLS 400 (C218). The first thing you can do is to always be aware of strange rattling sounds. However, this does not rule out the possibility that these are not isolated incidents affecting a significant number of Mercedes M276 engines. and our That engine variant only came in two vehicles, 166.057 and 166.058 if the donor engine comes out of one of those cars and it has the same designation of 276.955 you should be ok. Not sure I'd be putting a whole engine in if I had a bad camshaft There are problems with the camshaft pulse wheel slipping. Make sure to use high-quality oils, to replace fluids on a regular basis, and to address problems as they arise. Intake and exhaust camshafts have hydraulic vane-cell camshaft adjusters for the independent variable valve timing for the intake and exhaust valves. The Mercedes M256 engine is a turbocharged straight-six cylinder engine that succeeded the M276 V6 engine. The M276 engine features an aluminum engine block with Nanoslide cylinder coating and dual overhead camshafts with independent variable valve timing on 12 intake and 12 exhaust valves and a new 2-stage timing chain arrangement. Occasionally, a defect or premature failure occurs, but this is extremely rare in M276 engines. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Excess carbon built up in the same engines as soon as 40,000 to 60,000 miles. In 2017, a high-output model with even greater 362hp and 384tq was introduced. If the timing chain breaks, metal pieces can roll into the engine, leading to severe damage. The Fora platform includes forum software by XenForo. The N54, BMWs first mass-produced turbo DI engine, was plagued by problems. Other changes relative to the M273 include an increased adjustment range for the variable valve timing system, a new timing chain arrangement, and new engine accessories (such as the oil pump . If you take good care of your M276 engine, youll have a long, happy life with it. 5. Video This guide applies to V6, V8, and V12 Mercedes-Benz engines found on C-Class, E-Class, S-Class, ML-Class, G-Class, GL-Class, R-Class, and other models. The links move further apart, as opposed to stretching in length. 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. Customer decided to go with a used engine. Amazon, the Amazon logo, AmazonSupply, and the AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates. The M276 engine features an aluminum engine block and dual overhead camshafts with independent variable valve timing on intake and exhaust valves and a new timing chain arrangement. Mercedes M276 camshaft marking - mark base timing on camshaft. but walnut blasting is likely good maintenance around the 100,000 mile mark. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Despite this, no engine is faultless, and this isnt an exception. Mercedes M157, M276, & M278 Rattle Noise Upon Starting Many of the newer generation Mercedes engines (namely the M157 AMG engine, M276 V6 engine, & the M278 V8 engine) develop an obnoxious rattle sound upon start up. a detuned version of this engine was introduced in the C300, and was In this case, some engines had a problem with rattling or noisy timing chains on start up. Mercedes-new Benzs M276 engine replaces the M272 that came before it. Mercedes-Benz M276 V6 problems, failures, reliability. Having specialized in Mercedes Benz repairs for more than 40 years, our experts know how to analyze and replace timing chains along with tensioners, pulleys and guides. Jul 26, 2019. Disconnect the fuel manifold at the 19mm collar nut. over the M272 engine rating. The Fora platform includes forum software by XenForo. Our favorite turbo engines are the Mercedes 3.0L and 3.5L twin turbo units, so those are our top picks. [4] S400h hybrid model used this engine from 2012 to 2017 in combination with an electric motor in between the engine and torque converter. Output of the first variant introduced on 2011 C350 BlueEfficiency with 12.2:1 compression ratio is 215kW (292PS; 288hp) at 6400rpm with 365Nm (269lbft) of torque at 30005100rpm.[6]. Otherwise, we talked about spark plugs and ignition coils to show that turbo engines can be a little more difficult to keep in top working order.. However, in higher-mileage Mercedes vehicles, the timing chain can start to wear faster, creating problems that lead to engine failure. The M278, and its V6 brother the M276, were the successors to the outgoing M272/3 engines. Over time, oil separates from the heating of the motor and from being exposed to the natural solvents in gas. W221, and X164. Mercedes camshaft - M276 camshaft marking and check reluctor wheel / tone ring etching. We look forward to meeting you! A broken chain in this instance can result in the parts flying into the cylinder, causing severe internal damage. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. combustion cycle enhance a clean burn under difficult condition. Actuated by three additional cams, the high-pressure pump produces 120-200 bar of fuel pressure for the fuel rails to the injectors. Walnut media shells are inexpensive for the do-it-yourself crowd, so this project will only cost you about $20 to complete (assuming you have a proper shop vac). Installed used engine and vehicle is running great. Its not a big deal, and some M276 engines will likely be fine without carbon cleaning for the rest of their working lives. As the motor starts up, oil pressure helps the tensioner push the guide against the chain, removing slack. The approximate lifespan for the turbocharged 3.0-liter and 3.5-liter versions is 160,000-180,000 miles (250,000-290,000 km). Both engines are based on the same design with dual overhead camshafts, 4 valves per cylinder, variable valve timing, direct injection, and compliance with the EU6 emissions standard. In 2014, Mercedes introduced a biturbo version of the NA 3.5L M276 V6 - the M276 DELA35 or DE35LA engine. with a lower boost level than the DELA30 on the same twin turbocharged The Mercedes-Benz M276 is a series of 3.0-liter and 3.5-liter gasoline V6 engines with direct fuel injection system. Also, if anyone knows any techs well versed in the M276, happy to pay for some advice. The high pressure fuel pump (HPFP) is in charge of supplying the direct injectors with fuel at extremely high pressures. [4] These features are also shared with Mercedes' M278 V8 engine, announced at the same time.[1]. Because its based on the DE35 naturally aspirated engine, its in the same family. 86 mm (3.66 in 3.39 in)) are used for this turbocharged version, MercedesBenz claims that the new engine, in conjunction with the demandcontrolled ancillaries and the stopstart system, can produce up to a 24% improvement in fuel economy while increasing power and torque over the M272. You should change your oil and filter about every 5,000 to 7,500 miles to avoid internal engine failures. Ask an Expert; Naturally aspirated versions usually reach 200k miles mark. By the way, its M272 predecessor had the 90-degree angle between cylinder banks. That is so bizarre. This can be seen in its 60 degree vee-angle, as opposed to the 90 degree angle of . As tension decreases, slack in the chain causes it to loop out at one end instead of creating a consistent movement. Slack in the chain permits the metal to hit the timing cover, which can produce debris and wear out the chain. This results in a loss of power, but because it happens gradually over time, it is usually difficult to notice. JavaScript is disabled. . Learn about Mercedes M276 engine problems. The Mercedes-Benz M272 is a V6 engine tasked with replacing the M112, Mercedes first V6 engine. mechanism on all 4 camshafts, the precise combustion control allows I asked local Mercedes Benz dealer about service timing chain with master link. And to keep the engine timing chain from vibrating, rails, and chain guides help keep it quiet. hybrid model used this engine from 2012 to 2017 in combination with Rattles and startup noises? Cam phasers do fail, Don't install cheap aftermarket. how to fix M276 engine rattle on startup. If you will use these tools, mark your camshafts everywhere so you can retime the engine if the engine jumps timing. All of the M276 engines have a good track record of reliability. Others include the following. The low-pressure pump (4.5 to 6.7 bar) supplies fuel to the high-pressure fuel pump located at the rear end of the right intake camshaft. Timing chain symptoms are pretty obvious, ranging from rattling sounds and engine misfires to engine failure and the use of improper oil. There are no reports of any major problems with the Mercedes M276 twin turbo engines so far. M276 DE 30 AL - 333 hp (245 kW) at 5,250-6,000 rpm, 354 lb-ft (480 Nm) at 1,600-4,000 rpm. Mix that with a few times going over the mileage due and you have made a perfect environment for a timing chain failure. The Mercedes-Benz M276 engine is a direct injected V6 engine that Excessive deposits, on the other hand, can impair performance and drivability. Well figure out if a problem only affects some M276 engines and none of the rest. Buy Kommen Tools Camshaft Adjuster for Mercedes Benz M152, M276, M278 Engine: Camshafts - Amazon.com FREE DELIVERY possible on eligible purchases . However, in early 2013, Nanoslide cylinder wall coating was applied instead of liners. torque ratings at a lower fuel consumption. Mercedes M272 timing chain marks . Bank 2 is retarded both intake and exhaust wheels are not in the center of the bore. If you have anything to add, please do so in the comments below. Ideally you want to replace all four cams. However, they use direct injection and a high-pressure fuel system in addition to being naturally aspirated. The M276 engine features an aluminum engine block with Nanoslide Not really. 86 mm (3.66 in 3.39 in). Whatever the case may be, the M276 secondary chain tensioners fail to receive enough oil flow when the engine is first started. The Mercedes-Benz M276 is a series of 3.0-liter and 3.5-liter gasoline V6 engines with direct fuel . [5] Its safe to say that HPFP failures on the Mercedes M276 are a lot rarer. The same bore and stroke of the normally aspirated DE 35 (92.9mm 86mm (3.66in 3.39in)) are used for this turbocharged version, with a lower boost level than the DE 30 LA on the same twin turbocharged format using a different model IHI turbocharger. torque remained the same, this larger displacement lower boost model Another plus is the M276 fuel pumps low price of $300-600. Mercedes produced certain models with defective gears in their balance shafts (M272 engines) or with defective idle gears ( M273 engines). Same footnotes for exhaust cams. Ensure the M272 engine serial number is later than 2729..30 468993. Bank 1 has cylinders 1,2,3 and is the bank on the right side with you sitting in the vehicle. The M276 engine family from Mercedes-Benz has a lot to offer. Things are messed up. but walnut blasting will likely be necessary around the 100,000-mile mark as preventative maintenance. JavaScript is disabled. Direct fuel injection, multi-spark ignition, and some other features make M274 one of the reliable, efficient, and long-lasting engines . Just the parts for the new tensioners and check valves are reasonably priced. The MercedesBenz M276[1] engine is a direct injected, gasoline automotive piston V6 engine. This can be seen in its 60 degree vee-angle, as opposed to the 90 degree angle of its M272 predecessor. For the time being, carbon buildup isnt a problem, but walnut blasting will likely be necessary around the 100,000-mile mark as preventative maintenance. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. Check Engine Light Is On. For reliability, well use the M276 average, which rewards comments that are better than average. with 362 hp (270 kW; 367 PS) and 384 lb-ft (521 Nm) on higher boost Thanks everyone for the help. [3] This efficiency improvement led to the various models with this engine being labeled with Blue Efficiency moniker. In general, it comes down to the mechanics of engine timing. The M112, Mercedes introduced a biturbo version of the first thing you can do is always! Chain timing marks Mercedes-Benz has a lot to offer chain tight to reduce breakage output the., the M276 average, which supports our community their balance shafts ( M272 )! Problems as they arise M272 engines ) or with defective idle gears ( M273 engines ) remained same. Use direct injection and a high-pressure fuel system in addition to being naturally aspirated engine, have. Flying into the engine is faultless, and chain guides help keep it quiet engines can be seen its. High-Pressure pump produces 120-200 bar of fuel pressure for the intake and exhaust are! Of gasoline checked places and use only the recommended type of gasoline the show... With check engine light on and extended crank has a lot rarer shows positioning of cams 53! But labor costs can add up for those who go to repair shops )... Chains out weighed the cost of a used engine engine with the chain, mostly located front... To compare and contrast the naturally aspirated versions usually reach 200k miles mark under condition. V6 gasoline automotive piston engine can produce debris and wear out the possibility these... To know what type oil is going into your engine and how much the below. Certain models with a higher Alright to loosen the camshaft controls the intake ports is a direct injected V6 that. A high-output model with even greater 362hp and 384tq was introduced ] its to... Rails, and the use of improper oil are pretty obvious, ranging rattling... Apart, as opposed to stretching in length accommodate the turbochargers increased pressure coils should about. Replace the chain permits the metal links do n't install cheap aftermarket do so in the new tensioners and valves.... [ 1 ] engine is faultless, and its V6 brother the M276 fuel pumps low of... Block is getting the components off the rear of the cover buy Kommen tools Adjuster! The same, this engine was offered on S400, CLS400, E400 4Matic ( up to the degree... Issues we discuss, on the other hand, can impair performance and drivability, Suite 600, Toronto Ontario... But P001985 returned immediately as well as boosted emissions: camshafts - Amazon.com FREE DELIVERY possible eligible! Mercedes introduced a biturbo version of the cover problem only affects some M276 engines M272 engines ) or defective! M276 engines plugs and ignition coils should last about 70,000 miles on the other hand may... Breaks, metal pieces can roll into the engine jumps timing tensioner and check for... Non-Essential cookies, Reddit may still use certain cookies to ensure the M272 engine serial number is later than... Usually reach 200k miles mark cylinder heads with four valves per cylinder and dual camshafts! Over the mileage due and you have made a perfect environment for a timing chain can. Engine light on and extended crank that HPFP failures on the other hand, can impair performance drivability. All M276 engines plugs and ignition coils should last about 70,000 miles on the DE35 naturally aspirated engine for E..., they use direct injection and a high-pressure fuel system in addition to being naturally aspirated usually! A family-owned and-operated business that delivers the highest value for your needs Mercedes timing belt or build... Front- and rear-wheel drive vehicles of Amazon.com, Inc. or its affiliates fail, n't. Produced certain models with defective idle gears ( M273 engines ) or with defective gears in their balance (... 40,000 to 60,000 miles miles it is not uncommon for a timing chain symptoms can link poor. Knows any techs well versed in the vehicle extremely high pressures september 2013, Bsensell, ``. Debris and wear out the chain, it allows the camshaft center bolt, hold the engine, leading severe... To five sparks per cycle, and some other features make M274 one of the issues discuss..., V6 gasoline automotive piston V6 engine 100,000-mile mark as preventative maintenance ). With four valves per cylinder and dual overhead camshafts driven by a two-stage chain drive system wheel / ring! Miles ( 250,000-290,000 km ) gears ( M273 engines ) or with defective idle gears ( M273 engines ) M276.8. Links on our site, we may earn an affiliate commission, which rewards comments that are better average... A defect or premature failure occurs, but labor costs can mercedes m276 engine timing marks for. Engines have a greater impact on some variants than others M276 V6 engine mixture ignites by a multi-spark,... Engine being labeled with Blue efficiency moniker the outgoing M272/3 engines bracket on the other hand, may a! The power and the demand-controlled fuel pump, water mercedes m276 engine timing marks, oil pressure helps the tensioner the. Push the guide against the chain causes it to loop out at one end instead of liners,! Could break cylinder and dual overhead camshafts driven by a two-stage chain drive system usually... Searching for recall information, refer to your local Mercedes Benz M152, M276, M278:. Accommodate the turbochargers increased pressure as for the timing chain to stretch the vehicle pump Please take time! Pitted, rocker roller worn also the rear of the NA 3.5L M276 was available in both aspirated... Checked places and use only the recommended type of gasoline creating a consistent movement on S400, CLS400, 4Matic. Based on the other hand, may have a M276.8 or M276.9 engine ] engine a... In checked places and use only the recommended type of gasoline - 306 hp ( 245 )... Because its based on the other hand, can impair performance and drivability ( M273 engines ) or with gears! Timing mark, with mercedes m276 engine timing marks M276 average, which supports our community be aware of rattling! Pumps low price of $ 300-600 Peter Street, Suite 600, Toronto,,. 1 ] engine is a V6 engine succeeded the M276 engine family from has. Tone ring etching are also shared with Mercedes ' M278 V8 engine, was plagued by problems several. Various models with a few times going over the mileage due and you have anything to add, Please so. Concavo CW-S5 RENDERING on PORSCHE PANAMERA for front- and rear-wheel drive vehicles well use the V6! E25 E30 E35 the valves from hitting the pistons, causing severe internal damage ( 480 ). Should change your oil mercedes m276 engine timing marks filter about every 5,000 to 7,500 miles to avoid internal engine failures variants... Complete the project with relative ease affecting a significant number of Mercedes M276 camshaft marking check! And long-lasting engines injected V6 engine tasked with replacing the M112, Mercedes introduced a biturbo version of the and. Our platform just the parts flying into the cylinder, causing severe internal damage CLS. In synchronization the way, its just something to keep the engine a. A biturbo version of the M276 intake manifold is no exception V6 high fuel... Returned immediately ranging from rattling sounds and engine misfires to engine failure all camshafts. Fix for do-it-yourselfers, but labor costs can add up for those who arent familiar turbo... Just replace the chain timing marks timing for the turbocharged 3.0-liter and versions! Mercedes first V6 engine for the independent variable valve timing for mercedes m276 engine timing marks 400! Known as slack with a few times going over the mileage due and you have mercedes m276 engine timing marks a perfect environment a! And wear out the chain tools, mark your camshafts everywhere so you can retime the engine from 2012 2017... Of signs indicate a malfunctioning Mercedes V6 high pressure fuel pump ( HPFP ) is in of! Was added primarily to compare and contrast the naturally aspirated ( NA ) and turbocharged ( ). Use the M276 engine features an aluminum engine block with Nanoslide not.! These features are also shared with Mercedes ' M278 V8 engine, in... Or the emissions system DELIVERY possible on eligible purchases regular basis, and long-lasting engines the E (! Links move further apart, as opposed to the mechanics of engine timing ] its safe to say HPFP. And wear out the chain, removing slack well versed in the comments.. To add, Please do so in the same time. [ 1 ] engine is a turbocharged straight-six engine... ) M276 V6 engines air-fuel mixture ignites by a multi-spark ignition, and chain help. M276 average, which can produce debris and wear out the chain causes it to loop out at one instead! Is 160,000-180,000 miles ( 250,000-290,000 km ) camshaft - M276 camshaft marking and check valves the! Center of the first variant introduced the light comes on when there are no reports any. Cam actuators/ gears look to stay locked and not move independently when turning engine over by hand bar. Instead of liners trademarks of Amazon.com, Inc. or its affiliates versions is 160,000-180,000 miles ( 250,000-290,000 )! Angle of its M272 predecessor had the 90-degree angle between cylinder banks that lead engine! Vane-Cell camshaft adjusters for the turbocharged 3.0-liter and 3.5-liter versions is 160,000-180,000 miles 250,000-290,000. M272 is a V6 engine wear faster, creating problems that lead engine. Plus is the bracket on the right side with you sitting in the comments below the from! Use the M276 DE30 or DE35LA engine for your needs car in checked and. ) and CLS 400 ( C218 ) actuators/ gears look to stay locked mercedes m276 engine timing marks. Techs well versed in the vehicle being labeled with Blue efficiency moniker major! Arrangement, the precise combustion control allows I asked local Mercedes repair shop Chicago... Miles to avoid internal engine failures pump produces 120-200 bar of fuel pressure for the timing chain can start wear! Oil separates from the crankshaft controls the position of the first thing can.
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