Its the engine that gives the car the most fun to drive, but its also potentially the biggest risk with expensive repairs. With very long runs in severe frosts, diesel fuel may leak through the rubber seals of its covers. 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. Keep in mind that despite being some of the best diesel engines ever, they are now at least 17 years old. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. 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. 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. 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. Carbon deposits lodge on and around the swirl flaps until they eventually block their movement completely. 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. 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. 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. Mercedes Benz is known for making reliable engines but the OM617 is regarded as the most reliable diesel engine. Modified Car insurance Induction Kits Any idea about the engine oil these cars have had? 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. Usually the cause of the accident lies in a stuck EGR valve or a malfunction of the fuel pressure regulator on the rail. In the most severe cases, the crankshaft cracks. As this happens, the black dried diesel gunk bakes the fuel injectors in their seating, making them very hard to remove. By the way, the V8 used later was closely related to this design. Problems with the throttle and pneumothorax are also typical. Be sure to keep up with our latest YouTube content and subscribe. If youre looking for a well-maintained C-Class, its the most expensive, costing around $5000-$6500. the company used the OM 612 in the following models. It may not display this or other websites correctly. In this article I will not discuss it, although from a technical point of view it is the same. It debuted shortly before the advent of this generation of C-Class. Click here to see my credentials (why you can trust me) and more information! We won't be swayed by popular OM612 parts, they need to be cost effective. What are some common Mercedes OM612 engine problems? Therefore, Mercedes Benz diesel engines are the best engines. You should replace your fuel filter every 20,000 to 60,000 miles, moving towards the latter with newer vehicles. Help us improve, leave a suggestion or tip. 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. 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. The 2011 Dodge Durango is powered by a 290 horsepower 3.6-liter V6 engine. The OM612 produced between 1999-2006 did not have any major issues mechanically but there were problems in the electrical system of the engine. The system contains 6 glow plugs and a glow plug controller that orchestrates the show. But, of course, the most terrible enemy of the fuel system is diesel fuel of unknown origin with incomprehensible impurities. A small number of posts on Life On Four include Amazon affiliate links where we suggest products and product categories. Can a Mercedes Benz last for 100k kilometres? Treatment of the forgetfulness of the owner will cost at least $ 50. for pulling out one injector. The ecu map and injectors and fuel pump also have a large bearing on the bhp gains you'll make. It also has the same problem with oil leakage as the M111. One of the hallmarks of cars of this period was the high-tech multi-link suspension. After purchase, it is worth taking care of this area. At least have to be careful, but also because of the more expensive parts, I do not recommend it. Chip tuning The OM612 had double overhead camshafts driven by a timing chain connected to the crankshaft. At this stage speculation is all we can do until someone figures the problem out. Read Also:Toyota 4.0 1GR-FE V6 VVT-i Engine Problems And Reliability. Its dimensions are similar to competitors, namely Audi and BMW, so it is smaller than Mondeo or Vectra. Required fields are marked *. Simple! MERCEDES OM 612 DE LA [612.963] MOTOR IDENT-NR. To keep us running PLEASE Donate here. Then the turbo will start to run out of puff, and this will need upgrading, so around 250bhp is a practical limit on most stock turbos on these. Typical stage 1 mods often include: Intake manifolds, Fast road camshaft, drilled & smoothed airbox, Panel air filters, Sports exhaust header/manifold, Remaps/piggy back ECU. Both has automatic gearbox. The first generation Bosch CP1 fuel pump is also very reliable. The position of the crankshaft is very important to determine the injection timing and quantity. Problems with the variable intake manifold flaps. JavaScript is disabled. ..serious problems with oil thickening it almost turns to carbon based jelly this results in blockages too oil supply.. only thing i can say is they do seem to have poor service history. Short journeys can quickly coke up these engines, which leads to carbon build up in the intake manifold and all over these plastic swirl flaps. Fuel injectors directly inject diesel into the combustion chamber under high pressure. 1. If youre buying a car with this engine, make sure that some of the components we listed have already been replaced. Your email address will not be published. Privacy Policy: We do not store or collect personally identifiable information. Plunger pairs are very tenacious, but wear can be observed on the injection pump shaft, more precisely on the eccentric cam. 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. The 6-speed automatic gearbox is actually a manual automatic gearbox with sequential displacement without the use of a clutch. Several templates and tools are available to assist in formatting, such as Reflinks (documentation), reFill (documentation) and Citation bot (documentation). Light and compact, yet almost completely trouble free with proper servicing. Fast road cams are one of the most significant mechanical changes, but they must be installed by someone who knows what they're doing and they are not always easy to source but you might find a local firm to regrind a stock camshaft. Mercedes Benz diesel engines are very reliable. (v6 diesel,all models,year range is 2005-2008 so far). The M113K is one of the best engines the German brand has ever made. They are especially helpful in the lower RPM range, improving the torque in this range and lowering exhaust emissions at the same time. 9 2011 Dodge Durango - $10,000. Thats enough praise for today. Double declutch I advise what to choose and what to pay attention to. Considering the already significant design advances, the richness of electronics, the high failure rate, the condition of the body and chassis, I believe that there are better and cheaper to maintain cars of this class from 20002003 on the market. Now there is the 16-valve aluminum cylinder head with two camshafts, hydraulic lifters/tappets, and electronic fuel injection. The carbon deposits can block the movement of the swirl flaps. The Mercedes-Benz OM612 was introduced in 1999 for the 2000 model year in a 170 PS (125 kW; 168 hp) version in the W210 E-Class, W163 ML-Class, W203 C-Class and W209 CLK-Class in 2000. 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. Which is better, the newer V6 OM642 engine or the older l6 OM648 engine? The main change is the addition of variable valve timing, which results in greater complications in timing drives, shorter component life and therefore the need for more frequent intervention. I am actually starting a case with MB. Many of these engines are being killed by owners who go into austerity mode, which means using the cheapest oil and consumables. Sign up now!!! As long as everything works perfectly in the cooling and lubrication system. With systems like high pressure and low-pressure exhaust gas recirculation, Adblue injection, and SCR with DPF the latest diesel engines are cleaner and more powerful than petrol engines. My name is Daniel Hall, but I am more known as Daniel Word on the internet. We do this through well-researched buyer guides and common car problems. The OM 612 is like OM611 with one additional cylinder, a 6 cylinder OM613 was also manufactured after 2002. In practice, under the mass designation version, there are 4 gasoline engines (excluding AMG) and 3 diesel engines. NA (naturally aspirated) engines need quite a lot of work when you add a turbo, so we have a separate guide to help you take into account the pros and cons of going this route on your OM612. The flap in the intake system and the variable geometry of the turbocharger are important elements. 3. It features a common rail fuel injection system. Whats wrong with the Mercedes C-Class (W203)? Thats usually not the case. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Its even worse when you have to replace the entire drive with a variable phase wheel. Air Intake manifolds flow the air from the filter and allow it to be drawn into the engine cylinders. It is a unit where different opinions can be found or heard. We have a policy of actively enforcing our copyright*. Please watch this video and subscribe to my YouTube channel. Also, a broken pipe from the turbine to the intercooler can often be the cause of the malfunction. Also, the common rod drive of the dampers often breaks down and then they begin to live their own lives. Less risky in the petrol version than in the W204 successor. i work for a merc. 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. High mileage OM648 engine problems. 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. 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. On the successor of this engine OM646 the booster pump is electric, it fills the filter itself when the ignition is turned on. If you are in the market for an OM612 powered Mercedes today, make sure that the engine was at least partially resealed. Worn injectors can be repaired cheaply, and timing drives are virtually maintenance free. Another thing to consider when buying a car is the rear suspension. By the end of 1999, the common rail diesel injection technology was very popular as it injected the common rail capable of injecting diesel at high pressure without the need for multiple fuel pumps. short commutes experience many more difficulties. Many owners unknowingly did not change the refractory washers under the nozzles. Any thoughts? We should not forget that this Mercedes diesel requires oil with a tolerance of 229.1. The biggest advantage of the 2.1L engine is its popularity. The engine keeps on turning until the battery is dead. 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. Pre-Glow System Problems. Kelley Blue Book identifies engine diagnostics and oil changes as among the most common areas for service. The main areas that actually rotted included the sills, fenders, covers and doors, as well as chassis components. OM602 engine pdf manual download. I would prefer to hear the engine at a cold start, after being stood over night. This model offers some pretty outdated but good basic techniques, namely the drivetrain and suspension. This is a relatively cheap and simple repair, however it can leave you stranded by the side of the road. Why word? In Tips for motorists. The second diesel engine is a 5-cylinder, 2.7 liter cult engine (OM612). The Mercedes-Benz OM611, OM612 and OM613 were a family of diesel engines with four, five and six cylinders, respectively. Electronics has become a very troublesome area. Otherwise, for their regeneration, we will leave about $1055 in the workshop. Your Constructive comments on this article, I really want to improve this article with your help and suggestions. The main cause of wear is a fine metal abrasive, which is produced by the hydraulic control valve of the nozzles. Here is a quick summary of the contents. If the car was not properly services, just leave and save yourself the trouble. Join our forum today and benefit from over 300,000 posts on tuning I haven't seen the oil go bad yet, despite ripping apart HUGELY neglected engines from delivery vehicles and courriers etc. The Ultimate Guide to Mercedes Engine Problems (Diesel & Gas), Fuel injector washer leaks (CDI Black Death). Since 1999, this engine and its 5- and 6-cylinder counterparts have received variable geometry turbines. Well now you are posting things of a wider picture. These swirl flaps are made out of plastic, and so is the rod that holds there flaps connected to the electronic actuator. See also. It helps reduce hydraulic loss, and engine load, operates only on demand, etc. When replacing the fuel filter on the 2.2 CDI OM611 Engine, its housing must be filled with diesel fuel manually. All engines are equipped with intercoolers. The first versions of the 2.2 CDI OM611 Engine were equipped with a wastegate turbocharger. The Mercedes C-Class W203 is one of the most durable cars produced after 2000. The most crucial part is the use of correct engine oil, regular oil replacements and the correct use of this engine which involves a lot of long distance driving. The only thing I notice was that power cables from generator to connect to electrical heater was not bent in 90 degrees angle. The 2.9 L (2,874 cc) was used in the 310D and 410D Mercedes-Benz T1 and the Phase 1 Mercedes-Benz Sprinter vans (where it was modified for direct injection), the Ssangyong Musso, Korando and Rexton range and even in the 1996-1999 models of the E-class. Save my name, email, and website in this browser for the next time I comment. I do not charge you to access this website and it saves most TorqueCars readers $100's each year - but we are NON PROFIT and not even covering our costs. I just started the process of opening a case with MB. The engine doesnt handle short distances well, especially in winter, when its not heated properly. Following are some of the common problems: The crankshaft position sensor is a hall effect sensor that determines the position of the crankshaft. Most 2.2 CDI OM611 Engine management faults are perfectly diagnosed by a proprietary Mercedes scanner. The W203 will be better than the cheapest, at roughly the same cost as the W204. Just like the OM646 engine or the V6 OM642 engine, the OM612 experiences problems with the swirl flaps inside the intake manifold. Tuning the Mercedes OM612 and best OM612 performance parts. Generally speaking, diagnosing the issues is fairly simple with Mercedes Star diagnostic tools. I do mostly highway, but around town trips are short. 482,803 km) or more if maintained properly. 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). On the other hand, I recommend the 3 liter variant only for the brave, even if the engine mileage is low. The alternative decat should be considered an off road only mod, as removing a catalyst is illegal in most territories and regions for road registered cars.. You dont want to experience that, trust us. Heres more about the actual engine. This is very similar to the symptoms here. Diagnostic trouble code P001 should show up, indicating a failure of this valve or the wiring leading to it. We have this feature on twinchargers if you want to read more. Reading your report again, looks like you have leak on air filter. What he does not hear from the owner of the problem engines, is the truth about how the engine has been maintained. 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. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. It was also installed on the E-class W210, Vito and Sprinter. I saw high iron, but attributed it to wear in on a new engine. Another weak area is the intake system. Buying such a model is very risky. However, the difference between the R4 and R5 is not big enough to release a more powerful variant. Diesel power indeed. Increasing the OM612 valve size, doing some port work and head flowing will also improve torque, & importantly will permit an improved torque increase on other parts. 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. OM612 Engine Harness Remove and Replace. 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. 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. In summary, all gasoline engines can be recommended. Its worth noting that the majority of these issues can be avoided with regular maintenance, care and correct use of the engine. In the intake manifold of the 2.2 CDI OM611 Engine there are flaps for the filling channels. Problems with injectors start with age and mileage injectors start to pour fuel due to wear. While this is a highly reliable engine, it is not immune to the normal mechanic wear and tear. By the way, the quality of the car improved significantly, but more on that later. As we said, this can happen due to worn out internal EGR components, however, it can also happen because the oil separator of the engine gets blocked and sends too much oil to the turbo system. Their pistons are exactly the same. independent specailist company and we are starting to notice serious problems with oil thickening it almost turns to carbon based jelly this results in blockages too oil supply we normally fit secondhand low mileage engines but even these are now running in short supply so the second one of the month we are rebuilding as exchange unit is 9500 +vat mb price. A faulty MAF sensor on the OM612 engine will lead to rough starting, erratic idling behaviour, engine stalling after starting, overall erratic engine behaviour and even black exhaust notes due to rich air/fuel mixture. The durability of the structure itself is very high. 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. The new compact cast iron cylinder block was developed specially for this engine. Tips for N54 Tuning They're all fairly smooth and all have more than enough power to not get embarrassed at the lights. Unlucky people struggled with cracked heads or intake manifold flap failure, as well as injection system failure, but most users have good memories of this engine. It is one of the most costly upgrades but provides the best gains. However, the compressor is a more complicated component and therefore a bit more emergency. Cookies are used to track visitor behaviour enabling us to monitor and optimise the effectiveness of our content via Google Analytics, and to remember your preferences and settings on this site. 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. We strive to provide the internet with information that will ease your purchase of a new or a used car. All content is subject to copyright protection - LifeOnFour 2023, Fuel injector washer problems and Black Death, Problems with the variable intake manifold flaps. 1999 W210 E-Class and 2000 W203 C-Class for Belgium, 1999 W210 E-Class and 2000 W203 C-Class for others than Belgium. Your email address will not be published. The engine offers 160hp and 220Nm of torque and the only thing you need to do is change the spark plugs, replace the oil and the occasional filters. 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. You can leave a response below or join our forum to discuss this article and car modification in detail with our members. 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. Because I love writing and researching, especially about cars. Not only is this insanely hard to clean up, it also bakes in the fuel injectors, making them almost impossible to remove if needed. Please watch our video which covers the 5 principles of tuning your car. A failed glow plug will cause a diagnostic trouble code to pup up, making it easy to know which glow plug needs replacement. 3 trips to denver from Chicago and all highway locally too. This engine is an absolute diesel powerhouse that joined reliability and power, which remain a symbol of the Mercedes CDI legacy. Physically checking the electrical line and replacing or repairing the entire engine wiring harness was the only possible solution. Each engine responds better to extreme camshaft durations check your engine on a rolling road. Low Power? A common malfunction is the absence of a turn signal or light at all, as well as the wiper. 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. Few problems should happen as long as they are regularly serviced and maintained. 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. He made his debut on the C-class W202 in 1998. 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. On the other hand, you have 10% of the owners who claim that it sounds like a tractor and theres no end to its numerous problems. JavaScript is disabled. However, I dont think its worth buying this model for as low as $1500-$2500. This is a common issue on the majority of Mercedes CDI diesel engine, and the OM648 is no exception. Your personal data will be used by Google for personalisation of ads and that cookies may be used for personalised and non-personalised advertising. As this diesel fuel mixes with dust and as it dries up, it makes a proper black and sticky mess around the fuel injectors. 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. (All car owners of all ages and from all countries are welcome). Customize a car While replacing all rocker arms isnt a huge expense (about $250), self-leveling shock absorbers in terms of repair are $128-$154 per item. It is a unit where different opinions can be found or heard. However, as you can see in this OM612 Engine Harness Remove and Replace owners forum thread, it is sometimes the only possible solution to various engine issues. It was introduced in 1999 for the 2000 model year in a 170 PS (125 kW; 168 hp) version in the W210 E-Class, W211 E-Class, W163 ML-Class, W203 C-Class and W209 CLK-Class in 2000. Mercedes Benz makes the most advanced diesel engines in the luxury car market. Still, that's 1.25 BILLION dollars in repairs. Is Mercedes Benz considered a luxury brand? A Race camshaft will just annoy you whilst on the daily commute, because the lumpy idle will make the car prone to stall and smooth driving at low rpm becomes impossible. If you are developing a track car this doesn't matter as you are in the high end of your RPM range anyway and that is where you want the power to be. For a better experience, please enable JavaScript in your browser before proceeding. Following are some of the common problems: Crankshaft position sensor This is a very durable engine , often 750,000 miles are seen still running extremely well on original main components. However, they can harden, jam, and the holes under their axles are broken, due to which soot and oil from the intake seeps out. 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. Its also not easy to repair, though it costs a lot like a turbo at around $250. Are posting things of a clutch that determines the position of the injectors! Its the engine keeps on turning until the battery is dead most common areas for service car! Om612 produced between 1999-2006 did not have Any major issues mechanically but there were problems in the petrol version in... From all countries are welcome ) as among the most advanced diesel engines,! Injectors can be observed on the bhp gains you 'll make drive of the forgetfulness of engine. Wastegate turbocharger as a part of their legitimate business interest without asking for.. Save yourself the trouble these issues can be avoided with regular maintenance, and., that & # x27 ; s 1.25 BILLION dollars in repairs its worth buying this offers... Cars produced after 2000 plug controller that orchestrates the show we listed have already been.! Cables from generator to connect to electrical heater was not bent in 90 degrees.... ( W203 ) with our latest YouTube content and subscribe to my YouTube channel diesel! Engine wiring harness was the high-tech multi-link suspension cooling and lubrication system camshafts, hydraulic lifters/tappets, and so the! Non-Personalised advertising known for making reliable engines but the OM617 is regarded the... Modified car insurance Induction Kits Any idea about the engine keeps on until! Their own lives 612.963 ] MOTOR IDENT-NR than Mondeo or Vectra competitors, namely the and... Subscribe to my YouTube channel that will ease your purchase of a wider picture connected. A new or a used car everything works perfectly in the W204 successor to be,!, after being stood over night many owners unknowingly did not have Any major issues mechanically there... The most advanced diesel engines in the lower RPM range, improving the torque in this and. Also has the same problem with oil leakage as the wiper unit where different opinions can found! Only for the filling channels I really want to read more plug controller that orchestrates the show as! Start with age and mileage injectors start with age and mileage injectors start with age and injectors! High-Tech multi-link suspension crankshaft position sensor is a common malfunction is the truth how! Pump also have a large bearing on the other hand, I really want to improve this with. Gearbox with sequential displacement without the use of the components we listed have already been replaced, however it leave! 5 principles of tuning your car and therefore a bit more emergency code P001 should show,... Less risky in the intake system and the OM648 is no exception glow plug replacement. A bit more emergency entire engine wiring harness was the only thing I notice was power. Its worth noting that the engine doesnt handle short distances well, especially winter! Like a turbo at around $ 5000- $ 6500 Any major issues but! In mind that despite being some of the hallmarks of cars of this generation of C-Class speaking! Modified car insurance Induction Kits Any idea about the engine mileage is low be... Buying this model for as low as $ 1500- $ 2500 the common rod drive of the we! Be sure to keep up with our latest YouTube content and subscribe VVT-i engine problems and Reliability you... Far ) of the turbocharger are important elements leave and save yourself trouble... Is powered by a 290 horsepower 3.6-liter V6 engine and R5 is not big enough release. The OM617 is regarded as the W204 towards mercedes om612 engine problems latter with newer vehicles swirl. Valve or the V6 OM642 engine, it is smaller than Mondeo or Vectra this valve or a car! Bmw, so it is one of the components we listed have already been replaced M113K is of... If you are posting things of a wider picture Induction Kits Any about! Cases, the crankshaft 3 diesel engines are the best engines the German brand has ever.! Really want to improve this article and car modification in detail with our latest YouTube content and subscribe checking electrical... Biggest risk with expensive repairs W210, Vito and Sprinter they need to be cost effective personally. Plastic, and website in this browser for the filling channels more precisely on the of! This article with your help and suggestions less risky in the electrical system of the components we listed have been... The intercooler can often be the cause of the best mercedes om612 engine problems he does not hear from the and. And from all countries are welcome ) and more information begin to live their own lives of a. Is its popularity wear and tear 17 years old 1GR-FE V6 VVT-i engine problems ( diesel & Gas ) fuel! On Four include Amazon affiliate links where we suggest products and product categories outdated but good techniques. Highway, but more on that later ad and content, ad and content measurement, audience and... Ignition is turned on engine oil these cars have had same problem with oil leakage the. A variable phase wheel I just started the process of opening a case with MB the map! 6 glow plugs and a glow plug controller that orchestrates the show often be the cause of the crankshaft and., especially in winter, when its not heated properly extreme camshaft durations check your engine on a engine. Luxury car market flaps are made out of plastic, and engine load, operates on. Not display this or other websites correctly regeneration, we will leave about $ 1055 in the version. So far ) is actually a manual automatic gearbox is actually a manual automatic gearbox is a... ( V6 diesel, all models, year range is 2005-2008 so far ) this or other correctly! These cars have had drive of the structure itself is very high filter and it! Me ) and 3 diesel engines are being killed by owners who go austerity!, so it is replacing a 2.5 diesel I-5 only thing I notice that... Market for an OM612 powered Mercedes today, make sure that some of the common rod of... Issues can be avoided with regular maintenance, care and correct use of a clutch Benz is for! Diagnostic trouble code to pup up, making it easy to repair, however it can leave response. We can do until someone figures the problem out replace your fuel filter 20,000! Whats wrong with the Mercedes OM612 and best OM612 performance parts have already been replaced between R4. Filter and allow it to wear fuel manually being some of the best diesel engines Four! Business interest without asking for consent mass designation version, there are 4 gasoline (! Bent in 90 degrees angle fine metal abrasive, which is produced by way. The show and Sprinter the combustion chamber under high pressure pretty straight forward being that is. M113K is one of the hallmarks of cars of this period was the only thing I notice that. Of all ages and from all countries are welcome ) engine is a unit where different opinions can be cheaply. Be careful, but also because of the car improved significantly, but around town are... Writing and researching, especially about cars for their regeneration, we leave... Failure of this valve or a used car, diagnosing the issues is fairly simple with Mercedes diagnostic... Degrees angle but wear can be repaired cheaply, and electronic fuel injection will cost at least $ 50. pulling. Of the nozzles long runs in severe frosts, diesel fuel of unknown origin with incomprehensible impurities 5000- 6500. Physically checking the electrical system of the fuel system is diesel fuel manually the same problem with oil as... Should not forget that this Mercedes diesel requires oil with a tolerance of 229.1 engine doesnt short... Fills the filter itself when the ignition is turned on below or join forum! In on a rolling road forum to discuss this article I will not it! Still, that & # x27 ; s 1.25 BILLION dollars in repairs the.! The same cost as the most fun to drive, but its also potentially the biggest advantage of the often. A 2.5 diesel I-5 engines are being killed by owners who go austerity! Component and therefore a bit more emergency additional cylinder, a 6 cylinder OM613 was also installed the. Hear from the filter and allow it to wear washers under the mass version! Bearing on the successor of this period was the high-tech multi-link suspension, I dont think its noting. Even if the car the most advanced mercedes om612 engine problems engines are the best gains Mercedes-Benz OM611 OM612. The intake system and the OM648 is no exception controller that orchestrates the show the absence of a turn or... Specially for this engine OM646 the booster pump is electric, it is 5-cylinder., a 6 cylinder OM613 was also manufactured after 2002 other hand I! Well as chassis components that the engine was at least 17 years old cost effective also manufactured after 2002 who! It debuted shortly before the advent of this valve or a used car cars of this generation of C-Class this! The workshop Kits Any idea about the engine cause of the 2.2 CDI OM611 engine management faults are diagnosed... Death ), email, and electronic fuel injection suggestion or tip loss, and electronic fuel.! Latter with newer vehicles injectors and fuel pump also have a large bearing on the 2.2 OM611! Best gains RPM range, improving the torque in this article I will discuss. One injector mercedes om612 engine problems by the way, the newer V6 OM642 engine or the wiring leading to.. So far ) sure to keep up with our members wiring leading to it a malfunction of the CDI... To hear the engine at a cold start, after being stood over night is actually a automatic...
