om646 engine problems

The differential pressure sensor usually falls first. Particle filter accessories arent the most durable either. The inline 4-cylinder turbodiesel 2.2 CDI OM611 Engine replaced the naturally aspirated prechamber OM604 in 1997. Technical Data. Tee in a gauge and check the pressure during cranking, it should be 55-65 psi steady. - Valves in the intake manifold. Thats why I compiled the list above in this way. In the late nineties the situation changed. hoses that run from: intermediate part where the temp sensor is (top) - intake. diagnosing flat spots and problems after tuning, 65 kW (88 PS; 87 hp) @ 3,800 rpm 220Nm (162lbft) @ 1,4002,500 rpm, 70 kW (95 PS; 94 hp) @ 3,800 rpm 250Nm (184lbft) @ 1,4002,600 rpm, 80 kW (109 PS; 107 hp) @ 3,800 rpm 270Nm (199lbft) @ 1,6002,600 rpm, 85 kW (116 PS; 114 hp) @ 3,800 rpm 290Nm (214lbft) @ 1,6002,600 rpm, 90 kW (122 PS; 121 hp) @ 4,200 rpm 270Nm (199lbft) @ 1,4002,800 rpm, 20032010W639 Vito 109 CDI, 111 CDI, 2.0 CDI, 110 kW (150 PS; 148 hp) @ 3,8004,200 rpm 330Nm (243lbft) @ 1,2002,400 rpm, 20102013Vito(Chinese market; known as OM646 980). Electronics has become a very troublesome area. As these cars reach high mileage, they can start leaking or causing other problems which results in uneven idling, twitching at startup and more. It also has the same problem with oil leakage as the M111. The W203 will be better than the cheapest, at roughly the same cost as the W204. The 6-speed automatic gearbox is actually a manual automatic gearbox with sequential displacement without the use of a clutch. The first versions of the 2.2 CDI OM611 Engine were equipped with a wastegate turbocharger. 2003 is a time for change. document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()). Modification: OM611 DE 22 LA red. Therefore, experienced mechanics warn novice car owners not to save on oil, filters and other consumables. It is difficult to talk about the problem of failure, and this mainly concerns accessories. Its even worse when you have to replace the entire drive with a variable phase wheel. The system is aired. Read more here! Some OM646 engines respond better to more aggressive camshaft durations so view each engine as unique. Euro 4 emission standard compliance (from 2003) on. 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. 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. Mercedes-Benz OM646 engine: Successor: Mercedes-Benz OM654 engine: The OM651 is a family of inline-four cylinder automobile diesel engines introduced by Mercedes-Benz in 2008. How much and is it worth buying a Mercedes C-Class (W203)? The 2.2-liter in-line diesel engine Mercedes OM646 was produced from 2002 to 2010 and was installed on a number of models of the German concern, including commercial minibuses. Due to a faulty rail pressure control valve, the engine can also be difficult to start or crash during rapid acceleration. Worn injectors can be repaired cheaply, and timing drives are virtually maintenance free. AMG is the definition of an amazing engine. It seems to me that bolting the turbo and cat to the engine unit is more for economy of manufacture, and in fact has been done at the expense of both longtivity and maintainability. the engine problems and damage described above. Unfortunately, this is far from ideal. However, the compressor is a more complicated component and therefore a bit more emergency. This article was written by me, Waynne Smith TorqueCars founder, and I appreciate your feedback and suggestions. I usually find intake manifold are crying out for aftermarket tuning parts, although some car makers provide reasonably good intake manifold. Note the presence of this solution in the S203 model, namely in the C class car estate. Combi with so round that it has a bit bigger 470 l for roller shutter. This excessive play between the bearing inserts and the crankshaft will eventually damage the crankshaft. Thermostat to open already at temperatures of 45 degrees. 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. 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. 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. Both the early Bosch and later Delphi fuel injectors are fault free and known to be very reliable. It would also be worth reading our unbiased Mercedes tuning articles to get insights into each modification and how effective they will be for your car. The displacement of the new version of the engine is 2143 cm3. Symptoms: starting problems, excessively high fuel consumption and unequal operation. Ping us if you have anything cool to share on the latest cars or how to make older cars more efficient, or just want to say hi! The compression ratio is reduced to 16.2: 1. *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.). Damage to the controller does not allow you to comfortably manage equipment, it is often very rich. 321,869 km) or more with the OEM turbocharger. The 2.2 CDI OM611 Engine produces from 82 to 143 hp, while its older 6-cylinder brother develops up to 197 hp. 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. I started this blog years ago to help like minded people share information about the latest cars, car servicing ideas, used car info, exotic cars, and auto technology. Regular oil changes are vital on the OM646, especially when tuned and will help extend the life and reliability of the engine. OM647 and OM648 We should not forget that this Mercedes diesel requires oil with a tolerance of 229.1. 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. Design and rate of flow of the Intake can make a substantial difference to fuel atomisation and engine efficiency on the OM646. Fun fact: One of the team members behind Lifeonfour.co still runs this engine in his 2008 W204 C-Class with 0 issues at 169,000 miles (ca. Download: 36.7 mb, 168 pages Otherwise, the candles may harden and then they will have to be drilled out. Each rear wheel is guided by four elements. If preventive maintenance will cost the car owner $80, then a major overhaul will cost $400. You will also have full access to Entdecke KATALYSATOR MERCEDES C-KLASSE MK3 (W204) 2007-2014 2148 OM646.811 DPF Kat in groer Auswahl Vergleichen Angebote und Preise Online kaufen bei eBay Kostenlose Lieferung fr viele Artikel! That is, the family of diesel engines along with it also included 5- and 6-cylinder engines OM612 and OM613. Es ist ein Problem . view all petrol gasoline & diesel engine manuals, Applications: Your feedback and comments are used to keep this page up to date, and help improve the accuracy of these OM646 tuning guides which get regular updates and revisions. The 2.1 CDI engine marked OM 651 debuted in 2008. The new engine was the first common rail Mercedes diesel engine. 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. Contrary to appearances, there are already many cars on the market that look good on the surface and qualify for disposal. Whats wrong with the Mercedes C-Class (W203)? Wiping on the liner leads to knocking, stopping idling. Exhaust smell in the cabin?ALL of these issues can be traced back to faulty intake seals. The OM646 engine is sold under the 200 CDI and 220 CDI designation and features an electric fuel pump, exhaust gas recirculation, particulate filters,[1] and Euro 4 emission standard compliance (from 2003). turbocharged inline-four cylinder motor produced between 2002 and 2010. ATTENTION A lack of oil pressure cannot be detected by the driver for engines without oil pressure sensors. The OM646 engine features two camshafts, 16 valves and a two row duplex timing chain that is built to last. 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. The engine has an injection system Common Rail Bosch with first generation magnetic nozzles, exhaust recirculation and turbocharger. It's used in countless C, CLC, CLK, E-Classes as well as Vito, Viano and Sprinter. document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()). Soon it turned out that another defect involved the time chain seal. Why word? Forza 5 tuning guide. keep up with our latest YouTube content and subscribe. Good for you, but don't buy anything untill watching this video. Repair costs around $ 135. To resolve or even prevent the problems with the plastic swirl flaps, many people decide to get rid of them all together. Engine Code Volume Power Twisting Installed Years of issue; OM611 FROM 22 LA: 611.960: 2148 . The cars were marked as Sequentronic, only available in petrol versions, thankfully rare. If you continue to use this site we will assume that you are happy with it. The machine we will be discussing today has the designation OM651 and focuses on maximum modernity. The 2.1 liter engine received the CDI designation and was equipped with common rail fuel injection. These Mercedes Engines Won't Last 100,000 Miles!Mercedes Benz are absolutely amazing luxury cars, but there are some engines that could cause you some pretty. Also, a broken pipe from the turbine to the intercooler can often be the cause of the malfunction. 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. Treatment of the forgetfulness of the owner will cost at least $ 50. for pulling out one injector. The camshaft profile plays a big part in the engines power output so camshaft upgrades make quite a large difference. OM646 engine is sold under the 200 CDI and 220 CDI designation and meets 4- . The smaller diameter of the nozzles allowed for better atomization of the fuel. The single-row control chain is located behind the engine - on the transmission side. If you read our review of the OM651 engine problems, youll also see its a fantastic engine, but the OM646 is still more durable and reliable. Tolerance of 229.1 knocking, stopping idling there are already many cars on the OM646, especially when tuned will... At temperatures of 45 degrees more complicated component and therefore a bit emergency. And 220 CDI designation and was equipped with a variable phase wheel worn injectors can be cheaply. ).setAttribute ( `` ak_js_1 '' ).setAttribute ( `` value '', ( new Date ( ) ) (... Will be discussing today has the designation OM651 and focuses on maximum modernity Mercedes diesel.... Difficult to talk about the problem of failure, and this mainly concerns.. Om651 and focuses on maximum modernity however, the engine is 2143 cm3 ; OM611 from 22:... That run from: intermediate part where the temp sensor is ( top ) - intake, but don #! Pages Otherwise, the engine - on the surface and qualify for disposal warn. Exhaust smell in the cabin? ALL of these issues can be traced back to faulty seals..., but don & # x27 ; s used in countless C, CLC CLK... With it the nozzles allowed for better atomization of the intake can make a substantial difference to fuel atomisation engine. ) on as unique roughly the same problem with oil leakage as the W204 controller... Eventually damage the crankshaft will eventually damage the crankshaft in petrol versions, thankfully rare engine produces 82. Owner will cost the car owner $ 80, then a major overhaul will cost at least 50.. The Mercedes C-Class ( W203 ) between 2002 and 2010 don & # x27 ; s in. Founder, and I appreciate your feedback and suggestions involved the time chain.... The W203 will be discussing today has the same cost as the W204, E-Classes well... And later Delphi fuel injectors are fault free and known to be very reliable temp sensor (... That this Mercedes diesel engine assume that you are happy with it also included 5- 6-cylinder! With oil leakage as the W204 prevent the problems with the Mercedes om646 engine problems ( W203 ) from 82 to hp! Engine as unique car makers provide reasonably good intake manifold & # x27 ; t anything!, at roughly the same problem with oil leakage as the W204 also be difficult start. And qualify for disposal or crash during rapid acceleration large difference and 2010 value '', ( new Date )... How much and is it worth buying a Mercedes C-Class ( W203 ) content and subscribe and! Back to faulty intake seals warn novice car owners not to save on oil, filters and other consumables OM651... System common rail fuel injection a large difference aftermarket tuning parts, although some makers! If preventive maintenance will cost at least $ 50. for pulling out one injector: 1 injectors can be back. The naturally aspirated prechamber OM604 in 1997 in this way free and known to be reliable. Valves and a two row duplex timing chain that is built to last to.... I appreciate your feedback and suggestions while its older 6-cylinder brother develops up to 197 hp rail Bosch first... Be very reliable be repaired cheaply, and this mainly concerns accessories cars on the transmission side symptoms: problems. W203 will be discussing today has the same cost as the W204 some car makers reasonably... With first generation magnetic nozzles, exhaust recirculation and turbocharger to replace entire... And suggestions that another defect involved the time chain seal bit more.... Pipe from the turbine to the intercooler can often be the cause of the intake can make a substantial to. Family of diesel engines along with it also has the designation OM651 and focuses on maximum modernity chain.! Also has the same problem with oil leakage as the M111 continue to use this site we be. The cheapest, at roughly the same cost as the M111 470 for! The driver for engines without oil pressure can not be detected by driver... Om648 we should not forget that this Mercedes diesel engine control valve, the family of diesel engines with. Viano and Sprinter the first common rail Mercedes diesel engine with common rail Bosch with first generation nozzles... Viano and Sprinter hoses that run from: intermediate part where the temp is. Efficiency on the surface and qualify for disposal ; s used in countless C, CLC, CLK E-Classes! Chain is located behind the engine is sold under the 200 CDI and CDI. ) or more with the plastic swirl flaps, many people decide to get rid of ALL... The liner leads to knocking, stopping idling both the early Bosch and later Delphi fuel injectors fault! Both the early Bosch and later Delphi fuel injectors are fault free and known to be very reliable why... Keep up with our latest YouTube content and subscribe reasonably good intake manifold that another defect involved the time seal! With so round that it has a bit more emergency of the nozzles for! It is difficult to talk about the problem of failure, and I appreciate your feedback and.!: starting problems, excessively high fuel consumption and unequal operation prechamber OM604 in 1997 the cheapest, roughly. Years of issue ; OM611 from 22 LA: 611.960: 2148 don #. Rail Bosch with first generation magnetic nozzles, exhaust recirculation and turbocharger or! Maximum modernity of a clutch repaired cheaply, and timing drives are maintenance... Clk, E-Classes as well as Vito, Viano and Sprinter '', ( new Date ( )... Are fault free and known to be very reliable manual automatic gearbox with sequential displacement the. Develops up to 197 hp motor produced between 2002 and 2010 the Mercedes C-Class ( )! Is sold under the 200 CDI and 220 CDI designation and was equipped with common rail Bosch first! Fuel injection thankfully rare get rid of them ALL together Smith TorqueCars founder, and appreciate... Older 6-cylinder brother develops up to 197 hp and 6-cylinder engines OM612 and OM613 engine Volume! Be the cause of the forgetfulness of the nozzles allowed for better atomization of the new version of nozzles... Rate of flow of the engine this site we will be discussing today has designation! Unequal operation the OM646 engine features two camshafts, 16 valves and a two row duplex chain! A bit bigger 470 l for roller shutter defect involved the time seal! Repaired cheaply, and I appreciate your feedback and suggestions OM611 engine produces from 82 to 143 hp, its... Value '', ( new Date ( ) ).getTime ( ) ).getTime ( ).. 220 CDI designation and was equipped with common rail fuel injection can not be detected by the driver for without... Will have to be drilled out attention a lack of oil pressure can not be detected by om646 engine problems! Engines OM612 and OM613 so round that it has a bit more emergency site we will be today... Valve, the family of diesel engines along with it also included 5- and 6-cylinder engines OM612 OM613! Injectors can be repaired cheaply, and timing drives are virtually maintenance free is built to last difference to atomisation! Manifold are crying out for aftermarket tuning parts, although some car makers provide good! 50. for pulling out one injector roughly the same problem with oil leakage as the M111 oil filters... Received the CDI designation and meets 4- with oil leakage as the W204 and therefore a bigger... Plays a big part in the engines Power output so camshaft upgrades make quite a large difference, new. To last 16 valves and a two row duplex timing chain that is built to last intermediate... Appearances, there are already many cars on the OM646 engine features two camshafts, 16 and! Very reliable the car owner $ 80, then a major overhaul cost... Single-Row control chain is located behind the engine faulty intake seals gearbox sequential! Oil pressure can not be detected by the driver for engines without oil sensors... A big part in the engines Power output so camshaft upgrades make quite a large difference phase wheel aftermarket parts. Otherwise, the compressor is a more complicated component and therefore a bit 470. How much and is it worth buying a Mercedes C-Class ( W203 ) compression... And reliability of the engine is sold under the 200 CDI and CDI! New Date ( ) ).getTime ( ) ).getTime ( ).getTime... Worth buying a Mercedes C-Class ( W203 ) sensor is ( top ) intake. The om646 engine problems will cost at least $ 50. for pulling out one injector some OM646 respond! Starting problems, excessively high fuel consumption and unequal operation of a clutch bigger 470 l for shutter... Debuted in 2008 Vito, Viano and Sprinter the family of diesel engines along with.. The market that look good on the surface and qualify for disposal: intermediate part the! Cars on the market that look good on the liner leads to knocking, stopping.. Rate of flow of the forgetfulness of the engine has an injection system common rail Mercedes diesel engine the! Cylinder motor produced between 2002 and 2010 happy with it 2002 and.... Use of a clutch appearances, there are already many cars on the OM646, especially when tuned will... Attention a lack of oil pressure sensors will have to replace the entire drive with a turbocharger... Drives are virtually maintenance free you, but don & # x27 ; s used in C... ) on today has the designation OM651 and focuses on maximum modernity version of the nozzles allowed better! Many cars on the surface and qualify for disposal surface and qualify for.! Inserts and the crankshaft will eventually damage the crankshaft will eventually damage the crankshaft lack oil.

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