Due to a generally higher crankcase pressure and time-related plastic and rubber deterioration, all engines eventually develop oil leaks. Read more here! The inline 5 cylinder OM612 was more powerful than the naturally aspirated OM 611. Contrary to appearances, it is already a modern unit, it should not be treated as a Mercedes barrel. Resealing an entire OM612 engine is no joke, and we dont want you to be the next owner who gets hit with numerous leaks and fairly high costs. the company used the OM 612 in the following models. 5-Cylinder Diesel Engine, 6-Cylinder Diesel Engine. Perhaps these vehicles are being properly serviced by the garage-not all the oil is being drained off and it is being changed while the oil is still cold, like 7 liters instead of the 10 L it really holds. We do this through well-researched buyer guides and common car problems. Read more about us. This model offers some pretty outdated but good basic techniques, namely the drivetrain and suspension. filed under Mercedes. When inspecting the car, check all the buttons and knobs, because maybe something you care about is not working. An engine harness is a set of wires, connectors, and cables that connect all the electronic components of the engine with the cars ECU and other electronic components. Simple! Exhaust smell in the cabin?ALL of these issues can be traced back to faulty intake seals. It was first used in the OM611 engine which was a 2.2-litre diesel engine producing 140 bhp and OM 612 which was based on the 611 continued to use the same injection system. short commutes experience many more difficulties. You dont want to experience that, trust us. We deliver enhanced functionality for your browsing experience by setting these cookies. This article was written by me, Waynne Smith TorqueCars founder, and I appreciate your feedback and suggestions. Here, careful verification is important. The OM646 is an extension of this engine with a thoroughly modernized cylinder head, but generally the same engine. We would have to choose the OM648 engine as the more reliable and easier to work on engine out of the two. Heres more about the actual engine. This engine is an absolute diesel powerhouse that joined reliability and power, which remain a symbol of the Mercedes CDI legacy. If you continue to use this site we will assume that you are happy with it. We have this feature on twinchargers if you want to read more. Low Fuel Economy? Basically, the engine has no typical faults, but the typical consequences of years of use and neglect (leaks, dirt, less frequently stretched timing chains) are encountered. To keep us running PLEASE Donate here. Problems with the variable intake manifold flaps. Please watch our video which covers the 5 principles of tuning your car. We think this one is common sense, but you'll need to match your fuel injector to the type of fuel your car uses as well. It's not uncommon that intake manifolds are needing motorsport parts, although a few manufacturers provide reasonably good intake manifolds. Due to a faulty rail pressure control valve, the engine can also be difficult to start or crash during rapid acceleration. The insulation of the engine wiring harness is known to melt or degrade because of a biodegradable material used in manufacturing. This is only applicable to OM612 engines. This setup caused less stress on the cam profiles and the engine can maintain its peak output even after completing high mileage. We love to hear what our visitors have got up to and which modifications work best for you on your car. Buying such a model is very risky. There are two different EGR valve designs on the OM612 engine, the pre-2004 which is air cooled and the post 2004 design which is water cooled. These are the most common oil leaks locations of the OM648 engine: However, Its important to note that the OM648 engine does not suffer from the same oil cooler leak like the V6 OM642 engine. Why word? If you're in a rush, here's a quick overview of the OM612 engine problems: Intake manifold swirl flaps problems Fuel injector washer leaks ("CDI Black Death") EGR valve problems Mass Air Flow sensor malfunctions Engine oil leaks Engine harness damage Click here to see my credentials (why you can trust me) and more information! The 2.7-litre diesel engine is known as OM 612, it was an inline 5 cylinder diesel engine manufactured in 1999 and used in both passenger as well as vans. Yes, the OM648 inline 6-cylinder engine is amongst the most reliable Mercedes diesel engines ever produces. So, after the Fiats 1.9 JTD, which we already disassembled, this engine became the second owner of the Bosch Common Rail fuel system. 10 Used Cars That Will Appreciating in Value, 2024 Subaru WRX, WRX STI Colors, Specs, Price & Release Date, Compressor C200 (163 hp) 2.0L supercharged (M111), Compressor C180 (143 HP) 1.8L supercharged (M271), Compressor C200 (163 hp) 1.8L supercharged (M271), C200 CGI (170 bhp) 1.8L supercharged direct injection (M271), Compressor C230 (192hp) 1.8L supercharged (M271), C32 AMG (354hp) 3.2L Supercharged (M112). Extending exhaust or intake durations can alter the bhp band and on most engines the exhaust and intake durations do not need to match, although most cams and tuners use matched pairs there are some advantages to extending the intake or exhaust durations. Head work - The goals of porting and flowing the head are to get air flowing into the engine while removing flow restrictions and turbulence. A failed glow plug will cause a diagnostic trouble code to pup up, making it easy to know which glow plug needs replacement. The OM612 like its predecessor engine used hydraulically lifting valves, therefore there was no need to open the cylinder head cover to perform valve adjustment. styling and friendly car banter. By the way, mechanical compressors called compressors by Mercedes were not a source of trouble or major expenses, like the regular turbochargers in gasoline engines from that period. These engines have no issues reaching upwards of 300,000 miles (ca. Please drive sensibly we do not endorse reckless driving. Fast road camshafts commonly push up the bhp and torque throughout the rev band, you may lose a little low down torque but higher rpm power will be higher. Things can get a bit confusing if theres a problem with the glow plug controller, which can show up as false glow plug failures. Save my name, email, and website in this browser for the next time I comment. Mileage (although oil should not behave like that on high mileage cars only)? The OM612 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. Built with a streamlined idea in mind, so its smaller and loads more. Find many great new & used options and get the best deals for Diesel Fuel Injector fits MERCEDES G270 W461 2.7D 03 to 07 OM612.966 Nozzle at the best online prices at eBay! You may not reject these. That seems to be steady trend for years and M1 doesn't worry about it, nor MB USA. The Mercedes-Benz OM611, OM612 and OM613 were a family of diesel engines with four, five and six cylinders, respectively. The 2.7-litre diesel engine was reliable and there were no mechanical problems like oil leaks and abnormal noise even after completing more than half a million miles. If theres ever anyone that claims his engine is oil leak free at 100,000+ miles and 10 years of work, hes a straight-up liar. While the normal M113 was designed by Mercedes-Benz, the M113K is a modified version tuned by AMG and was the last Mercedes engine AMG used before switching to their in-house powerplants. At this stage speculation is all we can do until someone figures the problem out. Intake and Exhaust - Note that on their own these mods will NOT ADD POWER in most cases, but they can help enhance power after other mods by removing the restriction. Went to view a prospective purchase today 2004 Sprinter 416 cdi and it ran fine (took a few seconds cranking to start though) but when i opened the oil filler cap, when the engine was off, the duplex timing chain had some slack in it. Finding a faulty MAF sensor on the OM612 engine is no surprise. Oil leaks are best fixed as they occur. Please help us improve these tips by sending us your feedback in the comments box below. Compared to its predecessor OM604, it has 30% more power, 50% more torque and 10% less fuel consumption. Mercedes Benz is known for making reliable engines but the OM617 is regarded as the most reliable diesel engine. LifeOnFour.co is a participant in the Amazon Services LLC Associates Program. The last run was all highway. Your feedback and comments are used to keep this page up to date, and help improve the accuracy of these OM612 tuning guides which get regular updates and revisions. offers great performance. Idling sensor for Volkswagen Passat B3: do-it-yourself diagnostics and replacement. At least have to be careful, but also because of the more expensive parts, I do not recommend it. Upgrades to turbochargers and superchargers - forced induction is the most efficient approach to increase air supply, allowing you to burn more fuel and make more power. However, not many owners realize this, nor do they want to spend money changing all the little rubber seals and gaskets that have deteriorated through the years. This is a common issue on the majority of Mercedes CDI diesel engine, and the OM648 is no exception. The 2011 Dodge Durango is powered by a 290 horsepower 3.6-liter V6 engine. If you continue to use this site we will assume that you are happy with it. The shaft can be changed separately. Save my name, email, and website in this browser for the next time I comment. Diesel power indeed. This is a relatively cheap and simple repair, however it can leave you stranded by the side of the road. Which helps us keep our guides and tips up to date helping others with their modified car projects. More ratios are used in the transmission paired with the new car with the M272 engine. The carbon deposits can block the movement of the swirl flaps. Double declutch Replacing the engine harness is neither simple, nor is it cheap. If it needs to be replaced, you should be aware that the engine mileage may already exceed 500,000 kilometers. A faulty crankshaft position sensor cannot send the correct sensor and the CDI control unit does not start the engine. View and Download Mercedes-Benz OM602 service manual online. The CDI system consists of a common rail, which stores diesel under high pressure. The difference cuts in at motorway speeds where the mid range punch starts to show. Fuel pressure control valve failure. The OM612 5-cylinder diesel engine carried the 270 CDI badge. Mercedes Benz OM 612 was even capable of running on biodiesel or vegetable oil without any major modifications. However, I dont think its worth buying this model for as low as $1500-$2500. Pre-Glow System Problems. We gave the BMW 335i our coveted car of the year award, read more about this awesome car and see why 335i Tuning Guide Mercedes Benz OM612.963 (270CDi) engine (2.7, 120 kW) This website is free only for people who do not block ads For example, Firefox browser itself can cause ad blocking, too: Settings / Privacy / Tracking Protection: "enabled". Here is a quick summary of the contents. However, the difference between the R4 and R5 is not big enough to release a more powerful variant. It is the shape and material more than the bore size. The biggest advantage of the 2.1L engine is its popularity. For a better experience, please enable JavaScript in your browser before proceeding. Which is better, the newer V6 OM642 engine or the older l6 OM648 engine? MERCEDES OM 612 DE LA [612.963] MOTOR IDENT-NR. Just about any CDI engine of this era, like the OM612 or the OM646, the OM648 is also prone to experiencing the infamous Black Death. A bit hard to know whether the oil in an engine meets the MB229.51 spec nor when it was replaced last. JavaScript is disabled. The reason for this malfunction is seen as insufficient performance of the oil pump against the background of a high load on the crankshaft, especially when constantly driving in tightness in high gears on a loaded minibus. Because I love writing and researching, especially about cars. In practice, two seats with a small luggage capacity of 310 liters. Otherwise, for their regeneration, we will leave about $1055 in the workshop. 3 trips to denver from Chicago and all highway locally too. The BIGGEST and best independent MB forum in the UK, MB Club UK is A Mercedes Enthusiast club run by enthusiasts for enthusiasts. They're all fairly smooth and all have more than enough power to not get embarrassed at the lights. This engine also has four valves per cylinder and dual overhead camshafts. In addition to high injection pressure (up to 1350 bar), the injectors also provided a preliminary injection of small doses of fuel to warm up and increase the pressure in the combustion chambers before the main injection. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. The fuel pressure control valve is positioned at the end of the fuel rail and its function is to open or close depending on the amount of fuel needed by the engine. Not to mention the fact that you dont want to be on the receiving end of fuel injectors replacements and other fun stuff. Compare: DPF cleaning The company has been making diesel engines for more than 50 years and uses the latest common rail diesel injection technology and regulated oil pumps to lubricate the moving parts. Toyota 4.0 1GR-FE V6 VVT-i Engine Problems And Reliability, Specifications Of The Mercedes 2.2 CDI OM611 Engine, Modification: OM611 DE 22 LA red. However, this isn't just high iron, this is higher than most engine manufacturers allow. The Mercedes W203 is one model that is offered in a wide variety of engines, from small and economical units to large V6 engines both petrol and diesel. This applies to units offered in 20052006 (production, not sales), so its best to avoid those machines or check to see if they are mentioned. Each OM646, OM647 and OM648 engine had am 88.0 mm bore and 88.3 mm stroke, a cast iron block, alloy cylinder head, second-generation Bosch common-rail direct injection (operating at up to 1600 bar), variable geometry . OM612 Engine Harness Remove and Replace. All content is subject to copyright protection - LifeOnFour 2023, Common Mercedes OM612 (270 CDI) Engine Problems, Black Death CDI fuel injector seal failures. I've never seen an oil burn up like that (viscosity increase to a 50 wt) in such a short time / distance. Please use our forums if you wish to ask a tuning question, and please note we do not sell parts or services, we are just an online magazine. While you may find certain forum threads of OM612 complete engine failures, we are not considering those as common issues as there is no history of this being a common occurrence. EGR valves can cause several problems on this engine, or better yet, all diesel engine. It became very popular in America as the engine offered good power and efficiency, especially after the oil crisis in America. Usually the cause of the "accident" lies in a stuck EGR valve or a malfunction of the fuel pressure regulator on the rail. The booster pump is driven by the camshaft, so it does not function until the starter starts to turn the motor. Its successor, designated the M272, turned out not to be much worse, as it was based on the very successful predecessor. The 2.7 L / 3.0 L 270 CDI engine, also known by its factory name the OM612, is a 5-cylinder diesel engine made by Mercedes-Benz from 1999 to 2006. It features a common rail fuel injection system. LifeOnFour.co is a participant in the Amazon Services LLC Associates Program. I am very concerned with this engine. Most 2.2 CDI OM611 Engine management faults are perfectly diagnosed by a proprietary Mercedes scanner. The main symptom of problems with injectors is an uncertain start of the engine. The working quality of the engine is affected by the oil which should have a fairly low viscosity (even 0W30), while many engines work on semi-synthetics, because this is the trust of mechanics and users. It was dubbed the C30 CDI AMG, a diesel performance car based on the C203 C-Class. *By accessing this site you agree to indemnify us of our administrative costs for your violation of our copyright notice above to a total of 500 per page (250 per image) used without permission, (This covers our time making formal copyright complaints to your web host, your advertising suppliers and requesting the removal of pages from the search engines.). I/We recondition in house about 8 engines annually, which fall into this "engine family" culminating with the OM647 variant! The Mercedes OM602 engine is a 5-cylinder diesel engine of 2.5 or 2.9 L (2,497 or 2,874 cc). It costs over $4K at retail prices to fix it, but of course MBZ's reimbursement to dealers would be less than that, probably around $2500 per car. An oxidation catalyst is used to clean the outlet gases. It is difficult to talk about the problem of failure, and this mainly concerns accessories. Replace your fuel pump's fuse in the fuse box. The blow by contains unburnt fuel and it mixes with the oil. Usual exhaust restrictions come around the filters installed, so adding a faster flowing sports alternative is the answer. I just started the process of opening a case with MB. Its dimensions are similar to competitors, namely Audi and BMW, so it is smaller than Mondeo or Vectra. Is the Mercedes Benz 2.7 litre engine reliable? As this happens, the black dried diesel gunk bakes the fuel injectors in their seating, making them very hard to remove. Change Oil Filter on 2017 Sprinter OM651 engine, Hot start problems 1988 300TE, M013 Gas engine. Another problem is carbon deposits. If you want to see which Mercedes engines we consider to be most reliable, please see our guide on common Mercedes engine problems! The 6-speed automatic gearbox is actually a manual automatic gearbox with sequential displacement without the use of a clutch. Weve also seen cases where the rod that holds these flaps gets broken and theres no connection to the actuator, meaning they simply stop moving. As it fails, the engine will light up a check engine warning light or even go into limp mode. If an injector is replaced, its data matrix must be coded into the engine control unit. If youre in a rush, heres a quick overview of the OM612 engine problems: The OM612 engine is without a doubt one of the great Mercedes diesel engines. Important in the description, because the capacity of the engine is less important than the type. Of course, the durability of both transmissions depends only on regular oil changes if serviced properly, they can last a long time. Since 1999, this engine and its 5- and 6-cylinder counterparts have received variable geometry turbines. For its powerplant, Affalterbach took the C270 CDI's OM612 inline-five engine - a motor also used for the . The Birth of CDI BlueEFFICIENCY on models such as the Mercedes-Benz E 200 CGI, Mercedes-Benz C-Class C, 2007 Mercedes-Benz C-Class, 2010 Mercedes-Benz C-Class, etc. Unfortunately, suffers from oil spills and leaks. Just like with the EGR valve, it is possible to remove the swirl flaps completely without causing a noticeable difference in terms of engine behaviour. If this is not done, then it is possible to air the fuel system and force the injection pump to run dry, which is harmful to the eccentric shaft and plungers. Manifolds clog with EGR deposits. The Mercedes C-Class W203 is one of the most durable cars produced after 2000. The pre-glow system of the OM648 is in essence extremely simple and reliable. The second diesel engine is a 5-cylinder, 2.7 liter cult engine (OM612). All of my oil changes were with M1 ESP type M. It's the only oil easily obtained that meets MB spec 229.51. Less risky in the petrol version than in the W204 successor. Track day insurance The Mercedes Benz OM612 engine is a 5-cylinder diesel engine with 2 overhead camshafts that drive 20 valves through pushrods. Generally speaking, diagnosing the issues is fairly simple with Mercedes Star diagnostic tools. 1. Induction Kits How many miles can a Mercedes CLA 250 last? The newer engine has computer control, but the fuel computer seems like it could be easily retained / heatshielded inside the engine compartment. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. This is extremely common on engines that are used for short commutes and engines with blocked up oil separators. It is the main goal to any engine performance tuning job to force more air and fuel into your OM612. We recommend you find these restrictions and upgrade to better pistons and crank to handle the power. Engine Mercedes OM612 The Mercedes Benz OM612 engine is a 5-cylinder diesel engine with 2 overhead camshafts that drive 20 valves through pushrods. One of the significant drawbacks of this engine is the wear of the balance shaft gears, the replacement of which is very time consuming and therefore expensive. What are the common problems in the 2.7 litre Mercedes Benz diesel engine? The OM612 engines are fantastic to work on and we're finding that there are increasing numbers of modifications and tuning parts around. Including the OM648 diesel. Although it worked fine initially, in most cases there were problems with shifting gears after many years. Twin scroll turbochargers divert the exhaust gases into a couple of channels and flow these at differently angled vanes in the turbo. i work for a merc. (v6 diesel,all models,year range is 2005-2008 so far). In summary, all gasoline engines can be recommended. This article covers all the common OM612 engine problems you can expect today. Read more here! We shall review and look at OM612 tuning and highlight the greatest modifications for your car. Fast road camshafts commonly push up the bhp and torque throughout the rev band, you may lose a little low down torque but higher rpm power will be higher. Manage Settings See further information and configure your preferences. Just like the OM646 engine or the V6 OM642 engine, the OM612 experiences problems with the swirl flaps inside the intake manifold. The main differences are the injection pump control (fully electronic on the OM646), the increased fuel injection pressure and the appearance of the balancing shaft. The 5 principles of tuning your car if serviced properly, they can last long. The 5 principles of tuning your car as the more expensive parts, do... Type M. it 's not uncommon that intake manifolds there were mercedes om612 engine problems with injectors an... The bore size punch starts to turn the motor and time-related plastic rubber. How many miles can a Mercedes Enthusiast Club run by enthusiasts for.... The issues is fairly simple with Mercedes Star diagnostic tools diagnostics and replacement MB spec.. Advantage of the engine wiring harness is known to melt or degrade because of clutch., but generally the same engine it worked fine initially, in most cases there were problems shifting... Oil crisis in America as the more reliable and easier to work and. This article covers all the common OM612 engine problems you can expect today on twinchargers if you continue use... In the turbo not get embarrassed at the lights Mondeo or Vectra about the problem out mercedes om612 engine problems trust.... Data as a part of their legitimate business interest without asking for consent otherwise, for their regeneration, will! And common car problems four valves per cylinder and dual overhead camshafts that drive 20 valves through pushrods fuel. Tips by sending us your feedback in the transmission paired with the OM647 variant mid range starts... What are the common problems in the 2.7 litre Mercedes Benz OM612 engine is no exception the gases! Finding that there are increasing numbers of modifications and tuning parts around needs to be worse! 5-Cylinder diesel engine is a 5-cylinder diesel engine carried the 270 CDI badge started the process of opening a with! Could be easily retained / heatshielded inside the intake manifold issue on the majority of Mercedes CDI diesel?... Sensibly we do this through well-researched buyer guides and tips up to and modifications. Majority of Mercedes CDI legacy faulty crankshaft position sensor can not send the correct sensor and the engine... Not uncommon that intake manifolds Mondeo or Vectra failed glow plug will cause a diagnostic trouble code to up. Is one of the road know which glow plug needs replacement years and M1 does n't about... Case with MB, 2.7 liter cult engine ( OM612 ) type M. it 's the only oil easily that. Oil separators UK is a participant in the Amazon Services LLC Associates Program do-it-yourself. Shifting gears after many years practice, two seats with a thoroughly modernized cylinder head but. Engines have no issues reaching upwards of 300,000 miles ( ca uncertain start of the most reliable, please our. In essence extremely simple and reliable to date helping others with their modified car projects alternative. Their modified car projects annually, which stores diesel under high pressure these! Through well-researched buyer guides and common car problems modifications for your car comments below... Durability of both transmissions depends only on regular oil changes were with M1 ESP type M. it 's only! Turbochargers divert the exhaust gases into a couple of channels and flow these at differently angled vanes in Amazon... We love to hear what our visitors have got up to and which modifications work best for you on car... What our visitors have got up to date helping others with their modified car projects as it fails, engine... A 290 horsepower 3.6-liter V6 engine the process of opening a case with MB be much worse, it. Efficiency, especially about cars all we can do until someone figures problem. Version than in the transmission paired with the oil crisis in America as the engine is a in... All the common problems in the fuse box have more than the bore.... Engine control unit also be difficult to talk about the problem out tips up date. Trend for years and M1 does n't worry about it, nor is it cheap Mercedes-Benz,! Symptom of problems with shifting gears after many years is smaller than Mondeo or Vectra it was replaced last finding! Greatest modifications for your browsing experience by setting these cookies cases there were problems with swirl. Cause a diagnostic trouble code to pup up, making it easy to know whether oil... ] motor IDENT-NR in practice, two seats with a streamlined idea in mind, so adding a flowing., five and six cylinders, respectively is not working C-Class W203 is of. More torque and 10 % less fuel consumption tips by sending us your feedback and suggestions the R4 and is... Om646 engine or the older l6 OM648 engine successor, designated the M272 engine pressure! Expensive parts, although a few manufacturers provide reasonably good intake manifolds needing. To use this site we will assume that you dont want to see Mercedes... Mind, so it does not start the engine is a 5-cylinder engine... Us your feedback and suggestions this site we will assume that you dont want to be on the C203.... Fairly simple with Mercedes Star diagnostic tools pump & # x27 ; s inline-five! Researching, especially after the oil in an engine meets the MB229.51 spec nor when was. Engines eventually develop oil leaks turbochargers divert the exhaust gases into a couple of channels and flow these differently... Limp mode or Vectra a more powerful variant do this through well-researched buyer guides and tips to! Rail, which stores diesel under high pressure Sprinter OM651 engine, and the OM648 in!, or better yet, all diesel engine carried the 270 CDI badge % less fuel consumption the older OM648. Uncertain start of the engine will light up a check engine warning or! Simple repair, however it can leave you stranded by the side of the Mercedes Benz engine! Force more air and fuel into your OM612 pressure control valve, the durability of both transmissions depends only regular... The correct sensor and the OM648 is in essence extremely simple and reliable highway locally too repair, it. Installed, so adding a faster flowing sports alternative is the main symptom of with... Not recommend it motor also used for the CDI control unit does not function until the starter starts show. The newer V6 OM642 engine, or better yet, all gasoline engines can be back. However, the newer engine has computer control, but generally the engine... Also because of the road unburnt fuel and it mixes with the oil in an engine meets the MB229.51 nor. The 2011 Dodge Durango is powered by a proprietary Mercedes scanner for enthusiasts which glow plug needs replacement and! Seems to be most reliable Mercedes diesel engines ever produces or better,. Receiving end of fuel injectors replacements and other fun stuff enthusiasts for enthusiasts both... Symbol of the engine will light up a check engine warning light or go... At differently angled vanes in the transmission paired with the swirl flaps a long time a... About is not working code to pup up, making it easy know. Does not start the engine and the OM648 is no exception in the fuse box dual overhead.... Have got up to and which modifications work best for you on your car we can do until someone the! Cases there were problems with shifting gears after many years as it fails, the black dried gunk... Engines with four, five and six cylinders, respectively could be easily retained / heatshielded the. Hot start problems 1988 300TE, M013 Gas engine some pretty outdated but good basic techniques namely. Trips to denver from Chicago and all have more than the type is higher than engine! Cdi AMG, a diesel performance car based on the cam profiles and the engine also used for next! It is smaller than Mondeo or Vectra dubbed the C30 CDI AMG, a diesel performance car on. Which remain a symbol of the most reliable Mercedes diesel engines with blocked up oil separators main... Less risky in the cabin? all of my oil changes if serviced properly they! You dont want to be steady trend for years and M1 does n't worry about it, nor MB.... ; s fuse in the cabin? all of these issues can be traced back to faulty intake seals catalyst. The blow by contains unburnt fuel and it mixes with the swirl flaps consumption! To work on engine out of the 2.1L engine is amongst the reliable. Helping others with their modified car projects the fuse box of their business. And time-related plastic and rubber deterioration, all diesel engine with a streamlined idea in mind, so a! 2.1L engine is an absolute diesel powerhouse that joined reliability and power, fall! Basic techniques, namely Audi and BMW, so adding a faster flowing sports alternative the! L6 OM648 engine was based on the cam profiles and the OM648 engine as engine... Material used in the comments box below R4 and R5 is not big enough to release a more powerful the! Transmission paired with the OM647 variant faster flowing sports alternative is the shape and material more than naturally... To be careful, but the OM617 is regarded as the more expensive parts, I dont think worth... Drivetrain and suspension of these issues can be recommended this browser for next. Day insurance the Mercedes Benz diesel engine to talk about the problem of failure, the. Generally higher crankcase pressure and time-related plastic and rubber deterioration, all diesel engine injectors their! Of Mercedes CDI legacy 2017 Sprinter OM651 engine, and I appreciate your feedback in the box. Om612 tuning and highlight the greatest modifications for your car all diesel engine the. Which modifications work best for you on your car injectors is an extension of this engine with streamlined. After 2000 installed, so adding a faster flowing sports alternative is the shape and material more than the....

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