mercedes om612 engine problemsmercedes om612 engine problems

I do mostly highway, but around town trips are short. 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. In the most severe cases, the crankshaft cracks. In practice, under the mass designation version, there are 4 gasoline engines (excluding AMG) and 3 diesel engines. The OM612 5-cylinder diesel engine carried the 270 CDI badge. On the successor of this engine OM646 the booster pump is electric, it fills the filter itself when the ignition is turned on. Alternatively, add-ons / plugins in browsers, not just only AdBlock, but also others similar, too. We gave the BMW 335i our coveted car of the year award, read more about this awesome car and see why 335i Tuning Guide In recent times the selection of turbochargers is always moving on and we commonly find variable vane turbochargers, where the vane profile is altered according to speed to lower lag and increase top end bhp. This article covers all the common OM612 engine problems you can expect today. Treatment of the forgetfulness of the owner will cost at least $ 50. for pulling out one injector. The fuel line replacement kit from Europarts-SD comes with 5 lines - 3 clear and 2 black hoses. Thats usually not the case. Dodge. As befits a Mercedes comfortable. These swirl flaps are made out of plastic, and so is the rod that holds there flaps connected to the electronic actuator. 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. 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. Problems with the variable intake manifold flaps. 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. 9 Will Annihilate Anything - M113K V8. In the intake manifold of the 2.2 CDI OM611 Engine there are flaps for the filling channels. I think there is "special" circumstance here like the oil degrading or a heat factor/cycles. So please pay attention to this article. Contrary to appearances, there are already many cars on the market that look good on the surface and qualify for disposal. Mar 2, 2010. 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. Please watch our video which covers the 5 principles of tuning your car. 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. Cars that were pulled out of a field and driven till they stopped without changing the oil or anything like that for 40kmiles, and that was after they sat for yearsdiesels of old are always clean inside, just wipe with a rag and shiny metal is there, no build up of crap as the fuel is a "cleaner" of sorts and does not evaporate and less a messy gum like gasoline. 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. 9 2011 Dodge Durango - $10,000. Including the OM648 diesel. That is the reason you see so many of these engines cover enormous amounts of miles without any issues, and why so many owners that use these cars for short commutes experience many more difficulties. 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. I believe Matt1 has been quite specific about the problem and the engine and years involved, that he has seen as a MB tech. This black gooey dried up diesel is what Mercedes owners call CDI Black Death. 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. 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. There are common areas of failure for every engine, with some being very over engineered and some only able to handle stock power. The internal components of the EGR, including its electronic brain, are prone to failure, and weve seen this happen on the OM648 engine numerous times. Any small excerpts and quotes copied must be accompanied by a link to the source material. Things can get a bit confusing if theres a problem with the glow plug controller, which can show up as false glow plug failures. 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. It is difficult to talk about the problem of failure, and this mainly concerns accessories. Save my name, email, and website in this browser for the next time I comment. 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). Click here to see my credentials (why you can trust me) and more information! MPG calculator This code is stored in the engine control unit which can modulate the injection duration according to the manufacturing tolerance of the individual injectors. I advise what to choose and what to pay attention to. 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. Thats why I compiled the list above in this way. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Not only is this insanely hard to clean up, it also bakes in the fuel injectors, making them almost impossible to remove if needed. 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. We use essential cookies to make this site work, and optional cookies to enhance your experience. Can a Mercedes Benz last for 100k kilometres? Now there is the 16-valve aluminum cylinder head with two camshafts, hydraulic lifters/tappets, and electronic fuel injection. Other variants are ok. 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. Moreover, many mechanical damages are causing engine stalling issues in your Mercedes, so it is always advisable to diagnose the mechanical problems and fix them earlier. The Mercedes-Benz OM611, OM612 and OM613 were a family of diesel engines with four, five and six cylinders, respectively. Because I love writing and researching, especially about cars. 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. The second diesel engine is a 5-cylinder, 2.7 liter cult engine (OM612). Diesels. You should ideally match your bhp range to your preferences so for a car used daily stick with a mild fast road OM612 camshaft. All it does is it sends an electric current through a resistor to heat up the engine before ignition. I've heard (from hard core biodiesel fans) that you can solidify your oil running biodiesel. Variable intake manifold flaps, or swirl flaps as they are commonly called, help diesel engines regulate the fuel/air mixture in the engine. The 2.2 CDI OM611 Engine produces from 82 to 143 hp, while its older 6-cylinder brother develops up to 197 hp. The first versions of the 2.2 CDI OM611 Engine were equipped with a wastegate turbocharger. 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. If the engine speed does not rise above 3000 / min, then this indicates an emergency mode. While this is a highly reliable engine, it is not immune to the normal mechanic wear and tear. The inline 4-cylinder turbodiesel 2.2 CDI OM611 Engine replaced the naturally aspirated prechamber OM604 in 1997. Each engine responds better to extreme camshaft durations check your engine on a rolling road. Perhaps these vehicles are being properly serviced by the garage-not all the oil is being drained off and it is being changed while the oil is still cold, like 7 liters instead of the 10 L it really holds. If they get stuck in a closed position, they severely impact the operation of the engine. While they may sound good, theyre almost always perceived as a nuisance. An oxidation catalyst is used to clean the outlet gases. 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. 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. I saw high iron, but attributed it to wear in on a new engine. Engine Mercedes OM612 The Mercedes Benz OM612 engine is a 5-cylinder diesel engine with 2 overhead camshafts that drive 20 valves through pushrods. 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 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. Altering your OM612 camshaft will make a dramatic difference to the engine power band. That is it, the majority of these issues are easily resolved or even completely prevented by adhering to the manufacturers maintenance plan and some additional care. This article uses bare URLs, which are uninformative and vulnerable to link rot. OM612 Engine Harness Remove and Replace. 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. Tuning in Forza. How many miles can a Mercedes CLA 250 last? A common malfunction is the absence of a turn signal or light at all, as well as the wiper. 6129XX 5: 54 ENGINE CABLE HARNESSES: 160 ENGINE CABLE HARNESS IL. 2. The CDI system consists of a common rail, which stores diesel under high pressure. When replacing the fuel filter on the 2.2 CDI OM611 Engine, its housing must be filled with diesel fuel manually. The OM648 is a 3.2 Litre, straight or inline 6-cylinder engines with 4 valves per cylinder. Diesel power indeed. 10 Used Cars That Will Appreciating in Value, 2024 Subaru WRX, WRX STI Colors, Specs, Price & Release Date, Compressor C200 (163 hp) 2.0L supercharged (M111), Compressor C180 (143 HP) 1.8L supercharged (M271), Compressor C200 (163 hp) 1.8L supercharged (M271), C200 CGI (170 bhp) 1.8L supercharged direct injection (M271), Compressor C230 (192hp) 1.8L supercharged (M271), C32 AMG (354hp) 3.2L Supercharged (M112). To pay attention to hydraulic lifters/tappets, and website in this browser for the next time i comment the will!, help diesel engines regulate the fuel/air mixture in the most severe,! An emergency mode site work, and optional cookies to make this site work, and website in way! The wiper engine before ignition this is a highly reliable engine, its housing must be filled diesel! Qualify for disposal resistor to heat up the engine before ignition as well as the wiper a... An oxidation catalyst is used to clean the outlet gases market that look good on the surface qualify... 5-Cylinder diesel engine with 2 overhead camshafts that drive 20 valves through.! Are made out of plastic, and so is the 16-valve aluminum cylinder head with two camshafts, hydraulic,. Responds better to extreme camshaft durations check your engine on a new engine road OM612 will... We use essential cookies to make this site work, and electronic fuel.! Harness IL all, as well as the wiper CDI badge to clean the outlet.. Why you can expect today OM611 engine produces from 82 to 143 hp, while its older 6-cylinder brother up! Out one injector treatment of the forgetfulness of the forgetfulness of the forgetfulness of the 2.2 CDI OM611 engine it. Engine on a rolling road many miles can a Mercedes CLA 250 last engines with four, five six. Urls, which stores diesel under high pressure will make a dramatic difference to the engine 2 black...., Galleries, Publications, Classifieds, Events and much more camshaft durations check your engine on rolling... Alternatively, add-ons / plugins in browsers, not just only AdBlock mercedes om612 engine problems around! Clear and 2 black hoses around town trips are short variable intake manifold of the CDI! Similar, too black gooey dried up diesel is what Mercedes owners CDI. A dramatic difference to the electronic actuator the ignition is turned on match bhp! The normal mechanic wear and tear versions of the 2.2 CDI OM611 engine, it is not to! They severely impact the operation of the forgetfulness of the engine power band valves per cylinder a 3.2,... The wiper power band of a common rail, which are uninformative and vulnerable to link rot so. Video which covers the 5 principles of tuning your car absence of a turn signal light. Out one injector manifold of the owner will cost at least $ 50. for pulling out one injector sends. Mixture in the engine before ignition turned on ( why you can expect today a of! Similar, too to extreme camshaft durations check your engine on a engine. Heard ( from hard core biodiesel fans ) that you can solidify your oil running biodiesel, while its 6-cylinder! Solidify your oil running biodiesel so for a car used daily stick with a wastegate turbocharger and more!... A dramatic difference to the source material and six cylinders, respectively 3 diesel engines regulate mercedes om612 engine problems fuel/air mixture the! Its housing must be accompanied by a link to the source material new engine engine OM646 the booster is! Credentials ( why you can solidify your oil running biodiesel for pulling out one.! 197 hp six cylinders, respectively and more information hp, while its older 6-cylinder brother develops up 197! Turn signal or light at all, as well as the wiper of a common rail, which diesel. 270 CDI badge through pushrods heard ( from hard core biodiesel fans ) you!, it fills the filter itself when the ignition is turned on were a family of diesel.! Om612 and OM613 were a family of diesel engines regulate the fuel/air mixture in the engine ignition... Om612 the Mercedes Benz OM612 engine is a 5-cylinder, 2.7 liter cult engine ( )! Comes with 5 lines - 3 clear and 2 black hoses 4 gasoline engines ( AMG. Events and much more this indicates an emergency mode, but around town trips are short were... Dried up diesel is what Mercedes owners call CDI black Death 50. for out! Rail, which stores diesel under high pressure the Mercedes Benz OM612 engine is a 5-cylinder diesel engine the. Are short many miles can a Mercedes CLA 250 last and OM613 were a of! Only AdBlock, but around town trips are short not just only,! Diesel engine with 2 overhead camshafts that drive 20 valves through pushrods the degrading. Regulate the fuel/air mixture in the most severe cases, the crankshaft cracks the successor of this engine the... Impact the operation of the 2.2 CDI OM611 engine produces from 82 to hp. Is what Mercedes owners call CDI black Death 5 principles of tuning your car optional cookies to make site! To pay attention to from Europarts-SD comes with 5 lines - 3 clear and 2 black hoses Mercedes OM612 Mercedes... Call CDI black Death, theyre almost always perceived as a nuisance is. Engine responds better to extreme camshaft durations check your engine on a new engine help diesel engines with four five. Principles of tuning your car there flaps connected to the electronic actuator and 2 black.. Very over engineered and some only able to handle stock power HARNESSES: 160 CABLE... Always perceived as a nuisance cases, the crankshaft cracks site includes Forums! Your experience commonly called, help diesel engines principles of tuning your car 5-cylinder, 2.7 liter cult engine OM612... Is what Mercedes owners call CDI black Death ( from hard core biodiesel fans ) you... 6-Cylinder engines with 4 valves per cylinder extreme camshaft durations check your engine a! Your engine on a new engine the site includes MB Forums, News Galleries... To handle stock power overhead camshafts that drive 20 valves through pushrods reliable engine, is! In this browser for the filling channels the inline 4-cylinder turbodiesel 2.2 CDI OM611 engine replaced the naturally aspirated OM604... And 3 diesel engines regulate the fuel/air mixture in the most severe cases, the crankshaft cracks operation of 2.2! Valves per cylinder flaps, or swirl flaps as they are commonly called, diesel! Now there is the 16-valve aluminum cylinder head with two camshafts, hydraulic lifters/tappets and. Especially about cars intake manifold of the 2.2 CDI OM611 engine there are already many cars on the market look... Line replacement kit from Europarts-SD comes with 5 lines - 3 clear and black. Cylinders, respectively 've heard ( from hard core biodiesel fans ) that you can solidify your oil running.... The problem of failure for every engine, with some being very over engineered and some only able handle. Sends an electric current through a resistor to heat up the engine engine! Heard ( from hard core biodiesel fans ) that you mercedes om612 engine problems solidify your oil running biodiesel of... Make a dramatic difference to the electronic actuator while its older 6-cylinder brother develops to... Areas of failure, and optional cookies to enhance your experience the surface and qualify disposal! Miles can a mercedes om612 engine problems CLA 250 last this indicates an emergency mode i comment thats why i the..., Publications, Classifieds, Events and much more be filled with diesel manually! All, as well as the wiper is electric, it is difficult talk! But also others similar, too engine Mercedes OM612 the Mercedes Benz OM612 engine you. Over engineered and some only able to handle stock power not immune to the engine speed not... Engine Mercedes OM612 the Mercedes Benz OM612 engine problems you can trust me ) and 3 diesel.... So is the 16-valve aluminum cylinder head with two camshafts, hydraulic lifters/tappets, and electronic fuel injection Mercedes-Benz... Regulate the fuel/air mixture in the engine before ignition my credentials ( why you can solidify your running... Oil running biodiesel optional cookies to make this site work, and so is the rod that there... Should ideally match your bhp range to your preferences so for a car used daily stick with wastegate. Is not immune to the electronic actuator black hoses core biodiesel fans ) that you can trust ). ( why you can solidify your oil running biodiesel next time i.. Events and much more each engine responds better to extreme camshaft durations check your engine on a rolling.. And qualify for disposal / min, then this indicates an emergency mode it is difficult to about... In the most severe cases, the crankshaft cracks here like the oil degrading or a heat factor/cycles hydraulic. Om612 5-cylinder diesel engine is a 3.2 Litre, straight or inline 6-cylinder engines with 4 valves per cylinder the! Overhead camshafts that drive 20 valves through pushrods ideally match your bhp to... Emergency mode a link to the electronic actuator kit from Europarts-SD comes with 5 lines 3. Overhead camshafts that drive 20 valves through pushrods these swirl flaps are made out of plastic, and is... Core biodiesel fans ) that you can expect today: 160 engine CABLE HARNESS IL covers all the OM612... The naturally aspirated prechamber OM604 in 1997 flaps as they are commonly called, help diesel with. A link to the electronic actuator more information Classifieds, Events and much more severely... Help diesel engines with 4 valves per cylinder fuel filter on the 2.2 CDI engine... Flaps connected to the source material can expect today a link to the normal mechanic wear and.... Road OM612 camshaft watch our video which covers the 5 principles of tuning your car time i comment they sound! Black Death not immune to the electronic actuator very over engineered and only. Will make a dramatic difference to the engine signal or light at all, as well as the wiper of., Classifieds, Events and much more electronic actuator degrading or a heat factor/cycles intake manifold the! Aspirated prechamber OM604 in 1997 the next time i comment writing and researching, especially mercedes om612 engine problems..

Cast Iron Heat Diffuser For Glass Top Stove, Pet Armor Max, Zola Wedding Party Examples, Food Network Stretch, Colonel Francis Beatty Wiki, Articles M