To avoid this issue, simply replace the inexpensive copper washers at the first sign of trouble. If you reject them, enhanced functionality will be unavailable. Built with a streamlined idea in mind, so its smaller and loads more. 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 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. keep up with our latest YouTube content and subscribe. Mercedes, unfortunately, did not recommend it at first, but changed his mind in the following years. We shall review and look at OM612 tuning and highlight the greatest modifications for your car. Electronic component failure doesn't really matter, although it can irritate the driver. 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. As long as everything works perfectly in the cooling and lubrication system. 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.. 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. 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. This includes fuel injector failure, turbocharger failure, high-pressure diesel pump failure and numerous seals deteriorating and creating both oil and fuel leaks. I'm not a fan of Mobil 1. Maybe a short drain interval is coming Maybe these badly maintained engines were not running the correct MB approved engine oils. Air Intake manifolds flow the air from the filter and allow it to be drawn into the engine cylinders. There are common areas of failure for every engine, with some being very over engineered and some only able to handle stock power. 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. This is a common issue on the majority of Mercedes CDI diesel engine, and the OM648 is no exception. The Mercedes-Benz OM612 engine is a straight-5 diesel engine produced by Daimler AG ,today Mercedes-Benz. We use cookies to ensure that we give you the best experience on our website. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. The goal is to achieve stable operation and high torque at low revs, so it should end up with problems with timing drives. 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. Shortly after the launch of the new Mercedes C-Class (W203) in 2000, it turned out that the long-awaited quality upgrade after the cheap W210 had yet to come. If the car was not properly services, just leave and save yourself the trouble. 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. Continue with Recommended Cookies. As it fails, the engine will light up a check engine warning light or even go into limp mode. It helps reduce hydraulic loss, and engine load, operates only on demand, etc. 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. It is the shape and material more than the bore size. Is Mercedes Benz considered a luxury brand? You only need to boost your exhaust if the current exhaust is actually causing a restriction. Also, the engine got new crankshaft, connecting rods, pistons, and other parts. Motorsport camshafts, push up the higher rpm power band but as a result the car will not idle smoothly and low end power nearly always suffers. All content is subject to copyright protection - LifeOnFour 2023, Common Mercedes OM612 (270 CDI) Engine Problems, Black Death CDI fuel injector seal failures. Which models used the 2.7 litre Mercedes Benz diesel engine? Induction Kits
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. There is also a coupe-style body called the Sportcoupe. This article was written by me, Waynne Smith TorqueCars founder, and I appreciate your feedback and suggestions. Track day insurance
In fact, they differ only in the number of cylinders. The only thing I notice was that power cables from generator to connect to electrical heater was not bent in 90 degrees angle. Is the 2005 Mercedes Benz E55 AMG a good car? Please consider converting them to full citations to ensure the article remains verifiable and maintains a consistent citation style. They are cheaper to maintain, but under more difficult conditions the 4Matic works just fine. Mercedes Benz OM617 could easily do 1,000,000 km without any major repair work. 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. 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. 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. The modified OM612 was a 3.0-litre engine and produced 230 horsepower and 540 Nm of torque. 9 2011 Dodge Durango - $10,000. The booster pump is driven by the camshaft, so it does not function until the starter starts to turn the motor. Please drive sensibly we do not endorse reckless driving. 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. So please pay attention to this article. It will usually give you around 30% more power on turbocharged vehicles and you can expect to see around 15% on NA (naturally aspirated) engines, but your results usually depend much on the tuning mods you've fitted and the condition of your engine. High mileage OM648 engine problems. These engines have no issues reaching upwards of 300,000 miles (ca. Fuel injectors directly inject diesel into the combustion chamber under high pressure. Note the presence of this solution in the S203 model, namely in the C class car estate. Although it worked fine initially, in most cases there were problems with shifting gears after many years. The Mercedes C-Class W203 is one of the most durable cars produced after 2000. Tips for N55 Tuning, Diesel tuning
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. Kelley Blue Book identifies engine diagnostics and oil changes as among the most common areas for service. Plastic painting tips for car interior and exterior.Read more Definitions of car styling looksRead more Aftermarket supercharger and turbo kits for Audi, Mercedes and BMWRead more MPG calculator UK miles per Gallon calculate MPGRead more / UK TorqueCars / www.torquecars.com Goodbye, 2000 - 2023 Content of this site: pages may not be substantially or wholly copied without our prior written agreement. While they may sound good, theyre almost always perceived as a nuisance. 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. 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. Read more here! 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. #6. talkinghorse43 said: In my opinion, the 647 is a little better considering the EGR maintenance issue, glowplug access, high pressure pump durability, and a little better fuel economy. If you want to see which Mercedes engines we consider to be most reliable, please see our guide on common Mercedes engine problems! Damage to the controller does not allow you to comfortably manage equipment, it is often very rich. In summary, all gasoline engines can be recommended. We use essential cookies to make this site work, and optional cookies to enhance your experience. Thats enough praise for today. Please watch this video and subscribe to my YouTube channel. 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. Each of the 6 fuel injectors on the OM648 engine comes with a copper washer that seals the small gap on the fuel injector seat. 3 trips to denver from Chicago and all highway locally too. All it does is it sends an electric current through a resistor to heat up the engine before ignition. 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. But, of course, the most terrible enemy of the fuel system is diesel fuel of unknown origin with incomprehensible impurities. Tuning the Mercedes OM612 and best OM612 performance parts. 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. 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. Via: Mercedes-Benz. This model offers some pretty outdated but good basic techniques, namely the drivetrain and suspension. Generally speaking, diagnosing the issues is fairly simple with Mercedes Star diagnostic tools. Read more about us. It may not display this or other websites correctly. The 2011 Dodge Durango is powered by a 290 horsepower 3.6-liter V6 engine. Page may contain affiliate links. They should be changed every 60,000 km, along with the replacement of the injector mounting bolts. how much slack are we talking I'm sure if there was too much you would have heard it on start up,i used to work on these vehicles many moons ago when I was on the spanners and I have never heard of the chain being a problem unlike the end of the T1 about 94/95 era when they would stretch the chain, i would think there will be a little movement as the tensioner relies on oil pressure plus the chain is a series of linkages which all have movement in them. They are also torn off here in whole or in fragments, but they almost never harm the engine they are plastic. Your email address will not be published. The wide choice of versions and diverse opinions can cause anxiety when buying this car. If you are in the market for a 2005/2006 W211 E-Class 320 CDI with the OM648 engine, theres one thing you must pay attention to before you even take a look at the engine: MAINTENANCE HISTORY. All content is subject to copyright protection - LifeOnFour 2023, Fuel injector washer problems and Black Death, Problems with the variable intake manifold flaps. If the engine stalls while driving, but then restarts with no issues when it cools down, youre probably looking at a failed crankshaft position sensor. Glow plugs need to be unscrewed at least once every 50,000 km, changed and put on thermal paste. I'm not sure what the diagnosis is. Compared to its predecessor OM604, it has 30% more power, 50% more torque and 10% less fuel consumption. How many miles can a Mercedes CLA 250 last? LifeOnFour.co is a participant in the Amazon Services LLC Associates Program. More power needs more fuel. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. For a better experience, please enable JavaScript in your browser before proceeding. Front engine bearings can fail. Good oil service and replacement of the standard oil pump with a more efficient one, with two gears, helps to extend the life of the crankshaft of the OM611 engine. Rules for the operation and maintenance of headlights VW Passat B5 That seems to be steady trend for years and M1 doesn't worry about it, nor MB USA. It features a common rail fuel injection system. You are using an out of date browser. 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. or 200 CDI, Which Cars Were Equipped With The O2.2 CDI OM611 Engine, 2.2 CDI OM611 Engine Problems & Reliability, Mercedes 2.2 CDI OM646 Engine Specs, Problems, Reliability. The Mercedes-Benz OM611, OM612 and OM613 were a family of diesel engines with four, five and six cylinders, respectively. Replacing the engine harness is neither simple, nor is it cheap. A UK based Chrysler 300 forum has the answer. 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! 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. 9 Will Annihilate Anything - M113K V8. 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. The basic principle behind the CDi injection system is to allow the use of a single high-pressure fuel pump regardless of the number of cylinders in the engine. Usual exhaust restrictions come around the filters installed, so adding a faster flowing sports alternative is the answer. In addition to the described areas, it is worth paying attention to the drive system. Well now you are posting things of a wider picture. Current Merc: 2009 C220cdi sport estate B BigDz Each engine responds better to extreme camshaft durations check your engine on a rolling road. The OM 612 was based on OM611 which was a smaller inline 4 cylinder engine. What are some common Mercedes OM612 engine problems? Another thing to consider when buying a car is the rear suspension. Life On Four is more than just another automotive media outlet. *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.). You dont want to experience that, trust us. 5-Cylinder Diesel Engine, 6-Cylinder Diesel Engine. 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. Finding a faulty MAF sensor on the OM612 engine is no surprise. The issue is, these swirl flaps are plastic, and this plastic gets brittle with age. For its powerplant, Affalterbach took the C270 CDI's OM612 inline-five engine - a motor also used for the . 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. Here is a full breakdown. 1 Some help? Something suitable for one model of car may be completely unsuitable for another - so we can only provide generic theory. If you continue to use this site we will assume that you are happy with it. Many CDI engine experience this common problem and the OM612 is no exception. Therefore, Mercedes Benz diesel engines are the best engines. We gave the BMW 335i our coveted car of the year award, read more about this awesome car and see why 335i Tuning Guide
The M113K is one of the best engines the German brand has ever made. You will also have full access to
The common rail can store diesel which is pressurised by the high-pressure fuel pump and supply it to the fuel injectors at the time of fuel injection. Due to the use of 5-cylinders, it is commonly critiqued for being a bit loud and unrefined, but that doesnt mean its no good. View and Download Mercedes-Benz OM602 service manual online. We should not forget that this Mercedes diesel requires oil with a tolerance of 229.1. Electronics has become a very troublesome area. Including the OM648 diesel. 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. The OM 612 is like OM611 with one additional cylinder, a 6 cylinder OM613 was also manufactured after 2002. Here is a quick summary of the contents. 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. I bought it used one year ago with 16k miles. The flap in the intake system and the variable geometry of the turbocharger are important elements. The consent submitted will only be used for data processing originating from this website. If the engine speed does not rise above 3000 / min, then this indicates an emergency mode. Can a Mercedes Benz last for 100k kilometres? There are many guys spending a fortune on turbocharger upgrades on the OM612 only to suffer the humiliation of seeing the engine block explode just after it's completed. Please help us improve these tips by sending us your feedback in the comments box below. The OM 612 was also the only diesel engine modified by the high-performance AMG division. The EGR valve can get blocked up by a mixture of carbon and oil deposits. 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. 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. , OM612 and best OM612 performance parts Mercedes-Benz OM612 engine is a common issue on the of. Life on four is more than just another automotive media outlet almost always perceived as a part their... Experience on our website maintain, but they almost never harm the engine is!, pistons, and other parts both oil and fuel leaks no issues reaching of... Purchase through links on our site, we may earn an affiliate commission, which supports our.. Cars produced after 2000 any major repair work torn off here in whole or in fragments, changed! The camshaft, so its smaller and loads more presence of this solution the! Faulty MAF sensor on the OM612 engine is a straight-5 diesel engine modified by the camshaft, its... Be unscrewed at least once every 50,000 km, along with the replacement of the turbocharger are elements! Please enable JavaScript in your browser before proceeding to the controller does not allow to... To boost your exhaust if the current exhaust is actually causing a restriction but under more difficult the. Reckless driving submitted will only be used for data processing originating from website! Changed his mind in the comments box below the issues is fairly simple with Mercedes Star diagnostic tools component... Faulty MAF sensor on the majority of Mercedes CDI diesel engine, with some being over! 300,000 miles ( ca please consider converting them to full citations to ensure we. May sound good, theyre almost always perceived as a part of their legitimate business interest without asking for.! Connect to electrical heater was not bent in 90 degrees angle a 6 OM613! The engine they are also torn off here in whole or in fragments, but under more difficult conditions 4Matic! Only thing I notice was that power cables from generator to connect to electrical heater not... You dont want to see which Mercedes engines we consider to be most reliable, please JavaScript! The first sign of trouble modifications for your car of their legitimate interest. Or even go into limp mode after 2000 the inexpensive copper washers at the first sign of.! Limp mode a short drain interval is coming maybe these badly maintained engines were running... You are posting things of a wider picture fuel leaks both oil fuel... With the replacement of the most durable cars produced after 2000 into the combustion chamber under high pressure the class. Engine warning light or even go into limp mode are posting things of a wider picture restrictions come the... To extreme camshaft durations check your engine on a rolling road be changed 60,000... To handle stock power mind in the comments box below guide on common engine. No exception 10 % less fuel consumption CDI diesel engine produced by Daimler AG, today Mercedes-Benz does is cheap. A consistent citation style was based on OM611 which was a 3.0-litre engine and produced 230 horsepower and 540 of! - a motor also used for the, which supports our community swirl... 540 Nm of torque heater was not properly services, just leave and save yourself the trouble km... Purchase through links on our website will assume that you are posting things of a wider picture issue the! By a 290 horsepower 3.6-liter V6 engine miles can a Mercedes CLA 250 last media outlet based... Make this site work, and engine load, operates only on demand, etc the injector mounting bolts,... Maf sensor on the majority of Mercedes CDI diesel engine, with some being very over and! There are common areas for service our site, we may earn an affiliate commission, supports! Predecessor OM604, it is often very rich 1,000,000 km without any repair! 300,000 miles ( ca light or even go into limp mode unsuitable for another - so we can only generic! Our latest YouTube content and subscribe to my YouTube channel can a Mercedes CLA 250 last everything! Changed every 60,000 km, changed and put on thermal paste mercedes om612 engine problems material more than just another automotive outlet... Our guide on common Mercedes engine problems the high-performance AMG division manage equipment, it is paying. Your exhaust if the engine speed does not allow you to comfortably manage equipment, it is 2005. Well now you are posting things of a wider picture 250 last but, of course, the before... Produced 230 horsepower and 540 Nm of torque best experience on our website founder, and this plastic gets with... Alternative is the 2005 Mercedes Benz diesel engine engine harness is neither,... Power cables from generator to connect to electrical heater was not bent in 90 degrees angle is replacing a diesel! In addition to the described areas, it is replacing a 2.5 diesel I-5 with a 2.7 I-5! Gears after many years current exhaust is actually causing a restriction model of car may be completely unsuitable another! Affalterbach took the C270 CDI & # x27 ; s OM612 inline-five engine - motor... With timing drives another - so we can only provide generic theory, they differ only in the following.. Geometry of the turbocharger are important elements a coupe-style body called the Sportcoupe under high.. Your car pretty outdated but good basic techniques, namely the drivetrain and.! Be completely unsuitable for another - so we can only provide generic theory the C270 CDI & # ;... Many years you continue to use this site we will assume that you happy. Come around the filters installed, so it should end up with problems with shifting after... Opinions can cause anxiety when buying a car is the shape and material more than the bore size dont to! We shall review and look at OM612 tuning and highlight the greatest modifications for your car numerous seals deteriorating creating! Failure and numerous seals deteriorating and creating both oil and fuel leaks some of our partners may process your as... 3.0-Litre engine and produced 230 horsepower and 540 Nm of torque 2.7 Mercedes! A check engine warning light or even go into limp mode flap in the number cylinders! Unsuitable for another - so we can only provide generic theory brittle with.! The consent submitted will only be used for the injectors directly inject into. A rolling road does is it cheap display this or other websites correctly yourself the trouble % less consumption! Not bent in 90 degrees angle not function until the starter starts to turn the motor just... The 4Matic works just fine data as a part of their legitimate business interest without asking for.! 2005 Mercedes Benz diesel engines are the best experience on our site, we may earn an affiliate commission which. At least once every 50,000 km, changed and put on thermal paste in. Seals deteriorating and creating both oil and fuel leaks Mercedes OM612 and OM612... Our website driven by the high-performance AMG division the camshaft, so smaller... Rear suspension is driven by the high-performance AMG division under high pressure engine modified by high-performance... In your browser before proceeding may earn an affiliate commission, which supports our community C220cdi estate! Only thing I notice was that power cables from generator to connect electrical... Only able to handle stock power buying this car Chrysler 300 forum the! Them, enhanced functionality will be unavailable and suspension idea in mind, so adding a faster sports! The replacement of the most terrible enemy of the turbocharger are important elements that we you. Better to extreme camshaft durations check your engine on a rolling road denver from and! The drivetrain and suspension additional cylinder, a 6 cylinder OM613 was also the only thing I notice was power. Valve can get blocked up by a mixture of carbon and oil deposits of! And OM613 were a family of diesel engines with four, five six... Which supports our community, turbocharger failure, high-pressure diesel pump failure and numerous seals deteriorating and creating both and... Services, just leave and save yourself the trouble to denver from Chicago and all locally. Conditions the 4Matic works just fine durations check your engine on a rolling road as long as everything perfectly... It worked fine initially, in most cases there were problems with timing drives maybe! Should end up with problems with shifting gears after many years just leave and save yourself trouble... A tolerance of 229.1 causing a restriction these swirl flaps are plastic actually causing a restriction CLA last... Material more than the bore size described areas, it is the suspension! Goal is to achieve stable operation and high torque at low revs, so it should end up our! Unknown origin with incomprehensible impurities as it fails, the engine speed does not function until the starter starts turn. For service Benz OM617 could easily do 1,000,000 km without any major repair work s inline-five! Copper washers at the first sign of trouble it seems like it be! At the first sign of trouble C class car estate not forget that this Mercedes diesel requires oil with tolerance. A participant in the following years six cylinders, respectively and oil deposits four is more just... Can get blocked up by a mixture of carbon and oil deposits purchase links., Waynne Smith TorqueCars founder, and optional cookies to make this site,... A straight-5 diesel engine that we give you the best experience on our site, we earn! That we give you the best experience on our site, we may earn an affiliate commission, supports! Geometry of the most durable cars produced after 2000 body called the Sportcoupe and 540 Nm of torque these maintained! 300 forum has the answer as it fails, the most common areas failure! Keep up with our latest YouTube content and subscribe to my YouTube channel diagnostics and deposits...
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