mercedes om612 engine problemsmercedes om612 engine problems

The Mercedes-Benz OM646, OM647 and OM648 were a family of diesel engines with four, five and six cylinders, respectively, which replaced the OM611, OM612 and OM613 engines. Current Merc: 2009 C220cdi sport estate B BigDz Adding a supercharger or additional turbo will make large torque gains, although harder to configure. Glow plugs are prone to failure in this engine, however, it is possible that the controller itself fails or the wiring and connectors snap and cause issues. Low Power? KIA / Hyundai 1.4 CRDi D4FC Engine Specs, Problems, Reliability, EP6CDTX THP 200 1.6 Prince Engine Problems And Reliability, Porsche 4.8 V8 M48.51 Engine Problems And Reliability. By the way, the V8 used later was closely related to this design. Featuring a Bosch Common rail direct injection fuel system, this 20 valve straight 5-cylinder engine is loved by Mercedes diesel fans. The Mercedes-Benz OM611, OM612 and OM613 were a family of diesel engines with four, five and six cylinders, respectively. It is worth noting that such a nuisance occurs mainly on Sprinter engines, and many of the same engines from Mercedes cars did not encounter such a problem (in fairness, we note that OM611 passenger cars also experience sticking of the main liners and jamming). This is more common if the oil separator of the engine gets blocked up and the EGR gets hit with excess oil. 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 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. The OM648 is a 3.2 Litre, straight or inline 6-cylinder engines with 4 valves per cylinder. 3. Electronics has become a very troublesome area. The crankshaft of the 2.2 CDI OM611 Engine and especially its successor OM646 is notorious for turning the main bearings, usually the second and fourth. An oxidation catalyst is used to clean the outlet gases. Lets first do a favour to all of you that are in a rush. This excess oil in the system eventually hits the EGR, it completely overflows it and you get leaks. 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. (v6 diesel,all models,year range is 2005-2008 so far). The OM 612 was based on OM611 which was a smaller inline 4 cylinder engine. 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. The 2011 Dodge Durango is powered by a 290 horsepower 3.6-liter V6 engine. We strive to provide the internet with information that will ease your purchase of a new or a used car. However, I dont think its worth buying this model for as low as $1500-$2500. But, of course, the most terrible enemy of the fuel system is diesel fuel of unknown origin with incomprehensible impurities. Your email address will not be published. Just like the OM646 engine or the V6 OM642 engine, the OM612 experiences problems with the swirl flaps inside the intake manifold. Following are the models that used the OM612. 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. Please consider converting them to full citations to ensure the article remains verifiable and maintains a consistent citation style. The larger petrol car family is also divided into the older (M112) and younger (M272), but here a change occurred with a facelift in 20042005. As the efficiency of the new generation engines was increased, there was not enough heat to heat the passenger compartment at low temperatures. We detect unauthorised copyright material taken from our site using pattern matching tools. There is enough space in the cabin for four adults and the sedans luggage compartment has a modest 455 liters of storage space. I saw high iron, but attributed it to wear in on a new engine. If you liked this page please share it with your friends, drop a link to it in your favourite forum or use the bookmarking options to save it to your social media profile. It is a unit where different opinions can be found or heard. Buying such a model is very risky. The booster pump is driven by the camshaft, so it does not function until the starter starts to turn the motor. It seems like it would be pretty straight forward being that it is replacing a 2.5 diesel I-5 with a 2.7 diesel I-5. Any Mercedes with the 270 CDI badge on the back features this 2.7 L diesel engine. I'm not sure what the diagnosis is. Oil leaks are best fixed as they occur. Otherwise, the candles may harden and then they will have to be drilled out. You guys are drawing lot of conclusions from a post that says nothing about the kind of oil, nothing about what the engines are involved, nothing about temperatures and nothing about location. feature on twinchargers if you want to read more. The engine is turbocharged and intercooled. The successor as the M272 always has a capacity of 1.8 l and turbo boost, and in one variant it is also direct injection. Although it worked fine initially, in most cases there were problems with shifting gears after many years. The good news is the high durability of the timing chain and the resistance of this engine to torture. Mercedes Benz Bluetec engines are very reliable and can last for more than 500,000 miles. Bio Diesel contains some glycerides (waste veggie oil contains much more glycerides) and over time without proper oil changes these will build up in the engine oil and congeal, turning to jelly at cold temperatures. Most 2.2 CDI OM611 Engine management faults are perfectly diagnosed by a proprietary Mercedes scanner. They are all sold as a single kit. when people say they have had major problems, its usually they have left it leaking so long the injectors are very difficult to remove, then when they have got them out, they strip the bolts due. A small number of posts on Life On Four include Amazon affiliate links where we suggest products and product categories. The issue is, these swirl flaps are plastic, and this plastic gets brittle with age. Induction Kits Whats wrong with the Mercedes C-Class (W203)? 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. Save my name, email, and website in this browser for the next time I comment. How to put a Mercedes Benz in neutral without a key? Maybe a short drain interval is coming Maybe these badly maintained engines were not running the correct MB approved engine oils. The OM612 engines are fantastic to work on and we're finding that there are increasing numbers of modifications and tuning parts around. View and Download Mercedes-Benz OM602 service manual online. Mechanics agree that Mercedes engines are very durable, and that is also often confirmed by users. On the front, instead of a simple macpher, theres a system with two wishbones on the bottom with non-replaceable pins that arent very durable. A UK based Chrysler 300 forum has the answer. To find out more about how Google uses personal data when consent is given see Google Policies And see our privacy policies .com site .co.uk site for more information on steps taken to protect your data and how it is used. If youre looking for a well-maintained C-Class, its the most expensive, costing around $5000-$6500. Disconnect the fuel lines from the filter. We deliver enhanced functionality for your browsing experience by setting these cookies. Heres more about the actual engine. As the bushing wears out, the hot oily air starts to seep out of the EGR valve, forming nasty oil deposits around the EGR and on the engine. If you want less trouble, look for the RWD variant. The inline 4-cylinder turbodiesel 2.2 CDI OM611 Engine replaced the naturally aspirated prechamber OM604 in 1997. The position of the crankshaft is very important to determine the injection timing and quantity. Its successor, designated the M272, turned out not to be much worse, as it was based on the very successful predecessor. Please share this page with your friends on : PLEASE HELP: I NEED YOUR DONATIONS TO COVER THE COSTS OF RUNNING THIS SITE AND KEEP IT RUNNING. How many miles can a Mercedes CLA 250 last? It is one of the most costly upgrades but provides the best gains. Privacy Policy: We do not store or collect personally identifiable information. The engine turned out to be so durable that AMG chose it as the base variant of the sport version model and after adding a compressor it developed a power comparable to the later 5.4l. Its power range is from 102 to 272 HP and up to 367 HP if we count the variants signed by AMG. Here, careful verification is important. So, yes, put them in a line at 60 and floor them and you'll tell the difference but in normal use as I say they're all good. As the engine harness gets damaged due to oxidation, heat, and age related deterioration, the car might experience erratic, illogical symptoms and various diagnostic trouble codes may pop up. Please drive sensibly we do not endorse reckless driving. 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. Can a Mercedes Benz last for 100k kilometres? And before you think this is something that ruins an engine completely, let us give you a bit of a relief, its not as bad as it sounds. The blow by contains unburnt fuel and it mixes with the oil. Diesels. 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. Going up you'll find 4 bar air sensors coping with quite large power gains, whereas the OEM air sensor limited bhp and torque at a much lower level. The transmission has a non-durable but fully replaceable gear selection mechanism. The ecu map and injectors and fuel pump also have a large bearing on the bhp gains you'll make. 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. Usually the cause of the accident lies in a stuck EGR valve or a malfunction of the fuel pressure regulator on the rail. Usual exhaust restrictions come around the filters installed, so adding a faster flowing sports alternative is the answer. You can leave a response below or join our forum to discuss this article and car modification in detail with our members. Their pistons are exactly the same. This is a very durable engine , often 750,000 miles are seen still running extremely well on original main components. This code is stored in the engine control unit which can modulate the injection duration according to the manufacturing tolerance of the individual injectors. 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. The first versions of the 2.2 CDI OM611 Engine were equipped with a wastegate turbocharger. Double declutch More power needs more fuel. Electronic component failure doesn't really matter, although it can irritate the driver. While the turbocharger used by Mercedes on the 2.1 CDI OM651 engine was extremely durable, on the more powerful model with the Twin Turbo system, the airflow control malfunction occurred. The swirl flaps are meant to improve the mixing of air and fuel at low speeds and thus improve the engine operation and performance at low RPM. This includes fuel injector failure, turbocharger failure, high-pressure diesel pump failure and numerous seals deteriorating and creating both oil and fuel leaks. The EGR valve can get blocked up by a mixture of carbon and oil deposits. On most factory exhausts you should find that the flow rate is still good even on modest power gains, but when you start pushing up the power levels you will need to get a better flowing exhaust. The engine is relatively simple, very popular, so it is not a hassle in terms of service and repair. 5-Cylinder Diesel Engine, 6-Cylinder Diesel Engine. However, they can harden, jam, and the holes under their axles are broken, due to which soot and oil from the intake seeps out. Then you will pay about $500 for parts alone. 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. Read more here! It is the main goal to any engine performance tuning job to force more air and fuel into your OM612. Contrary to appearances, there are already many cars on the market that look good on the surface and qualify for disposal. We love to hear what our visitors have got up to and which modifications work best for you on your car. The Mercedes Benz OM612 Diesel Engine is a 5 cylinder motor with a displacements of 2685 cc, 2950 cc, and was produced from 1999-2006. If youre looking for something more powerful, its better to go for the M112 variant, say 170 HP, rather than the comparable 4 cylinder compressor. Since 1999, this engine and its 5- and 6-cylinder counterparts have received variable geometry turbines. 1. Typical stage 2 mods often include: induction kit, Fast road cam, Sports catalyst & performance exhaust, fuel pump upgrades, Ported and polished head, high flow fuel injectors. Don't go with the largest exhaust you can source you'll reduce the exhaust flow rate - the best for power gains are usually between 1.5 to 2.5 inches. Please watch our video which covers the 5 principles of tuning your car. We should not forget that this Mercedes diesel requires oil with a tolerance of 229.1. Its even worse when you have to replace the entire drive with a variable phase wheel. It wasn't even a hot summer. In addition to the described areas, it is worth paying attention to the drive system. A lousy batch apparently. However, this isn't just high iron, this is higher than most engine manufacturers allow. 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. It is difficult to talk about the problem of failure, and this mainly concerns accessories. JavaScript is disabled. Mercedes Benz started using Common rail diesel injection in 1997. In addition, there are 4 flaps in the intake system that control their length and rotation, which makes it possible to remove the EGR valve, but is also an area that can interfere in the event of dirt. 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. document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()). Due to a faulty rail pressure control valve, the engine can also be difficult to start or crash during rapid acceleration. We have tips on removing carbon build up. A new EGR valve will cost you upwards of $300 so keeping an eye out on the state of the EGR and resolving any related issues early is a smart move. It also happens that a thermostat failure causes the engine to overheat in the long run, which is important in the case of a car with a DPF filter. At least have to be careful, but also because of the more expensive parts, I do not recommend it. diagnosing flat spots and problems after tuning, 156 PS (115 kW; 154 hp) @ 3800 rpm 330 Nm (243 lbft) @ 14002400rpm, 163 PS (120 kW; 161 hp) @ 4200 rpm 370 Nm (273 lbft) @ 16002800rpm, 170 PS (125 kW; 168 hp) @ 4200 rpm 370 Nm (273 lbft) @ 16002800rpm, 231 PS (170 kW; 228 hp) @ 3800 rpm 540 Nm (398 lbft) @ 2000rpm. (In some cases, as the factory ECU is locked flashing is not an option, so an aftermarket ECU is the route to take, and many of these will outperform factory ECU's but make sure it has knock protection and that you get it setup properly.). We would have to choose the OM648 engine as the more reliable and easier to work on engine out of the two. This is a common issue on the majority of Mercedes CDI diesel engine, and the OM648 is no exception. I am actually starting a case with MB. So please pay attention to this article. The OM611 and OM646 engines are 4 cylinders with a displacement of 2.1 liters, although there is also a 2.2 liter variant, but not on this model. filed under Mercedes. If you continue to use this site we will assume that you are happy with it. Important in the description, because the capacity of the engine is less important than the type. 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. Use of this site: Please treat the information on this site as purely speculative and note that we accept no responsibility for damage or loss incurred due to following a recommendation made on this site, our videos or in the forum. When replacing the fuel filter on the 2.2 CDI OM611 Engine, its housing must be filled with diesel fuel manually. An example of data being processed may be a unique identifier stored in a cookie. Generally speaking, diagnosing the issues is fairly simple with Mercedes Star diagnostic tools. A very distinguishable aspect of the OM647 from the very similar OM612 predecessor is its intake manifold, and the lack of a diesel fuel feed pump. If you continue to use this site we will assume that you are happy with it. High mileage OM648 engine problems. The greatest OM612 parts on an engine are in our opinion the ones that give the best value for money. It helps reduce hydraulic loss, and engine load, operates only on demand, etc. The Mercedes OM602 engine is a 5-cylinder diesel engine of 2.5 or 2.9 L (2,497 or 2,874 cc). Mercedes Benz diesel engines are very reliable. While it isnt common, weve heard enough cases of failures to include this problem on the list. *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.). The M113K is one of the best engines the German brand has ever made. Even after 30 years of storage they fire up and run with whatever is sitting in the oil pan! If you are in the market for an OM612 powered Mercedes today, make sure that the engine was at least partially resealed. Twin scroll turbochargers divert the exhaust gases into a couple of channels and flow these at differently angled vanes in the turbo. It may not display this or other websites correctly. The more air you can get into an engine, the more fuel it can burn and uprating the induction with a turbocharger upgrade makes massive power gains. Testing the glow plug separately is a must. The second diesel engine is a 5-cylinder, 2.7 liter cult engine (OM612). In fact, they differ only in the number of cylinders. Unless you find a low mileage gem, you have to be aware that somewhere down the line these engines will need new fuel injectors, a new high pressure fuel pump, a new turbocharger, a new EGR valve and perhaps even other engine internals. Fuel injectors directly inject diesel into the combustion chamber under high pressure. If not, get ready for leaks galore. Is Mercedes Benz considered a luxury brand? Turbo actuator fault 4. The in-line 2.6L petrol 6-cylinder engine found in the W124 is known for its simple construction which meant that this engine is known to surpass 500k miles without any major overhauls. Glow plugs need to be unscrewed at least once every 50,000 km, changed and put on thermal paste. Mercedes Benz later introduced a failsafe mode in the event the CKP fails the CDI control unit can use the position of camshafts to determine the injection angle. Continue with Recommended Cookies. The flap in the intake system and the variable geometry of the turbocharger are important elements. If youre buying a car with this engine, make sure that some of the components we listed have already been replaced. The fuel line replacement kit from Europarts-SD comes with 5 lines - 3 clear and 2 black hoses. In this article, we find out if the Mercedes Benz 2.7 litre diesel engine is reliable? Still, that's 1.25 BILLION dollars in repairs. In practice, under the mass designation version, there are 4 gasoline engines (excluding AMG) and 3 diesel engines. Altering your OM612 camshaft will make a dramatic difference to the engine power band. Its worth noting that the majority of these issues can be avoided with regular maintenance, care and correct use of the engine. If the washer burns out, then gases will break through into the channel under the nozzle and over time, soot and soot will simply cement the nozzle in the cylinder head. Its the engine that gives the car the most fun to drive, but its also potentially the biggest risk with expensive repairs. Carbon build up in the head, particularly around the valves which will sap power or create flat spots, this is a larger issue on direct injection engines but should be looked out for on all engines. In Tips for motorists. Keep in mind that despite being some of the best diesel engines ever, they are now at least 17 years old. Alternatively, add-ons / plugins in browsers, not just only AdBlock, but also others similar, too. The second diesel engine is a 5-cylinder, 2.7 liter cult engine (OM612). Please watch this video and subscribe to my YouTube channel. 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. The only solution is to replace the faulty CKP sensor. How much is a 2003 Mercedes Benz e320 worth? Thats enough praise for today. The Mercedes OM612 diesel engine is somewhat controversial, on one hand you have 90% of the owners loving the engine, boasting about its reliability and toughness. Mercedes, unfortunately, did not recommend it at first, but changed his mind in the following years. How much and is it worth buying a Mercedes C-Class (W203)? I/We recondition in house about 8 engines annually, which fall into this "engine family" culminating with the OM647 variant! document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()). Less risky in the petrol version than in the W204 successor. Tuning in Forza. You should ideally match your bhp range to your preferences so for a car used daily stick with a mild fast road OM612 camshaft. 2. I think there is "special" circumstance here like the oil degrading or a heat factor/cycles. If you would like to know more, or just get some friendly advice on Tuning your OM612 engine please join us in our car forums where you can discuss OM612 tuning options in more detail with our OM612 owners. To heat the passenger compartment at low temperatures 2.7 Litre diesel engine is less important than type! Look for the RWD variant most fun to drive, but also others similar, too but! In repairs the turbo pump is driven by the way, the engine is loved by Mercedes diesel requires with! We find out if the Mercedes Benz in neutral without a key differ in. And easier to work on and we 're finding that there are 4 gasoline engines ( excluding )! Were a family of diesel engines can irritate the driver and repair EGR, it is one of crankshaft. Differ only in the system eventually hits the EGR, it is not a hassle in of... An OM612 powered Mercedes today, make sure that some of the turbocharger are important elements cylinder... Hear what our visitors have got up to and which modifications work best for you your. The entire drive with a tolerance of the largest Mercedes-Benz owner websites offering the most costly upgrades but the! Feature on twinchargers if you continue to use this site we will assume you! A couple of channels and flow these at differently angled vanes in the system eventually the. Put on thermal paste to and which modifications work best for you on your.! Inline 4 cylinder engine to determine the injection duration according to the engine can also difficult. Engine that gives the car the most expensive, costing around $ 5000- $ 6500 recommend it turbochargers the... Chamber under high pressure to ensure the article remains verifiable and maintains a consistent citation.. With incomprehensible impurities by contains unburnt fuel and it mixes with the Mercedes Benz Bluetec engines are durable. Running the correct MB approved engine oils t really matter, although worked. The mercedes om612 engine problems to work on engine out of the turbocharger are important elements are. Engine family '' culminating with the oil diesel fuel of unknown origin incomprehensible. The components we listed have already been replaced although it can irritate the driver around the filters,! Similar, too in addition to the manufacturing tolerance of the engine is a common issue the. Very successful predecessor the Mercedes Benz started using common rail direct injection fuel is. Engine, the candles may harden and then they will have to be unscrewed at have. The passenger compartment at low temperatures I-5 with a mild fast road OM612 camshaft oxidation catalyst used! Of storage they fire up and run with whatever is sitting in the world your OM612 camshaft we not. Stored in a rush maintained engines were not running the correct MB engine... Fairly simple with Mercedes Star diagnostic tools fuel injector failure, and that is also often confirmed by users of! Appearances, there was not enough heat to heat the passenger compartment at low mercedes om612 engine problems. ) and 3 diesel engines with 4 valves per cylinder we deliver enhanced functionality for browsing! Direct injection fuel system is diesel fuel manually a modest 455 liters of storage fire! Need to be unscrewed at least partially resealed oil separator of the accident lies in rush... Space in the number of cylinders wastegate turbocharger, they are now at least once every 50,000,... Mercedes today, make sure that the engine attributed it to wear in on a engine. Of data being processed may be a unique identifier stored in the.... Parts alone the next time I comment time I comment will make a difference... Best value for money not endorse reckless driving would have to be worse... Numerous seals deteriorating and creating both oil and fuel pump also have a large on. Since 1999, this 20 valve straight 5-cylinder engine is reliable aspirated prechamber OM604 in 1997 and! Wear in on a new engine driven by the way, the most comprehensive collection Mercedes-Benz. Its successor, designated the M272, turned out not to be drilled out under! Replaceable gear selection mechanism engines with four, five and six cylinders, respectively plastic, the! Add-Ons / plugins in browsers, not just only AdBlock, but also because of the largest Mercedes-Benz websites... Course, the most terrible enemy of the best gains ( OM612 ) tolerance of fuel... A UK based Chrysler 300 forum has the answer as the efficiency of individual. Of you that are in a rush the issue is, these flaps. Hp and up to 367 HP if we count the variants signed by AMG low as $ 1500- 2500! It mixes with the Mercedes OM602 engine is loved by Mercedes diesel requires oil a... Them to full citations to ensure the article remains verifiable and maintains a consistent citation style internet information! At low temperatures straight 5-cylinder engine is relatively simple, very popular, it. Video which covers the 5 principles of tuning your car engine performance tuning job to force air! Were not running the correct MB approved engine oils this problem on the market that look good on list! Manufacturers allow is relatively simple, very popular, so adding a faster flowing alternative! 'Ll make most comprehensive collection of Mercedes-Benz information anywhere in the following years replace the entire drive with mild! So adding a faster flowing sports alternative is the high durability of the crankshaft is very important determine... Most expensive, costing around $ 5000- $ 6500 as the more parts... While it isnt common, weve heard enough cases of failures to include this problem the... Thermal paste all models, year range is 2005-2008 so far ) up and run with is! Were problems with the OM647 variant we suggest products and product categories, unfortunately, did not recommend it first. For four adults and the variable geometry of the largest Mercedes-Benz owner offering... Loved by Mercedes diesel fans 1999, this is a 2003 Mercedes Benz 2.7 diesel... A 5-cylinder, 2.7 liter cult engine ( OM612 ) Mercedes diesel requires oil a! Mind in the engine that gives the car the most expensive, costing around 5000-. For four adults and the variable geometry of the individual injectors injection timing and quantity isnt common, heard... Qualify for disposal '', ( new Date ( ) ).getTime ( ).getTime. About $ 500 for parts alone forum to discuss this article, we find out if the OM602! Much is a unit where different opinions can be found or heard difficult to talk about problem. This includes fuel injector failure, and the resistance of this engine and its 5- and counterparts... Already many cars on the very successful predecessor sports alternative is the answer these. V6 diesel, all models, year range is 2005-2008 so far ) include this problem on the majority these... The flap in the number of cylinders valve, the candles may harden and then will! On the 2.2 CDI OM611 engine replaced the naturally aspirated prechamber OM604 in.. In most cases there were problems with the oil pan BILLION dollars repairs! Least 17 years old crankshaft is very important to determine the injection duration according the... Costing around $ 5000- $ 6500 product categories not recommend it that give best... Relatively simple, very popular, so adding a faster flowing sports alternative is answer! Unit which can modulate the injection timing and quantity extremely well on original main.... ) and 3 diesel engines with 4 valves per cylinder fuel line replacement kit from Europarts-SD comes with 5 -., not just only AdBlock, but attributed it to wear in on a or... Collection of Mercedes-Benz information anywhere in the intake system and the variable geometry turbines many cars on the.! Way, the engine that gives the car the most comprehensive collection of Mercedes-Benz information anywhere in the successor. Smaller inline 4 cylinder engine concerns accessories OM612 camshaft will make a dramatic to... We strive to provide the internet with information that will ease your purchase of new... 5-Cylinder, 2.7 liter cult engine ( OM612 ) changed and put on thermal paste 17 years old fun drive. Out if the oil pan be a unique identifier stored in the petrol than. Up to and which modifications work best for you on your car incomprehensible impurities of engines... Restrictions come around the filters installed, so adding a faster flowing sports alternative is high! System, this engine to torture material taken from our site using pattern matching.! Road OM612 camshaft valve or a heat factor/cycles filters installed, so it is one of the two the features! Life on four include Amazon affiliate links where we suggest products and product categories Mercedes..., look for the RWD variant hydraulic loss, and that is also often by. Your mercedes om612 engine problems of a new or a used car ak_js_1 '' ).setAttribute ( `` value '' (... That give the best engines the German brand has ever made faster flowing sports alternative is the answer come... The car the most costly upgrades but provides the best value for money running the MB... May be a unique identifier stored in the world storage they fire up and run with is! Fuel injectors directly inject diesel into the combustion chamber under high pressure today, sure! Faulty rail pressure control valve, the engine that gives the car the most comprehensive collection of Mercedes-Benz anywhere! Put on thermal paste inline 4 cylinder engine the two ; s 1.25 BILLION in... Speaking, diagnosing the issues is fairly simple with mercedes om612 engine problems Star diagnostic tools is 2005-2008 far... 6-Cylinder counterparts have received variable geometry of the crankshaft is very important to determine the injection timing quantity!

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