Mercedes benz m157 cylinder scoring problems forum This engine with rear wheel drive is a blast 4. Problem has been going on for years now so (maybe) unlikely it is fuel over that length of time/years. This version has a displacement of 5. 68. The factory installed spark plugs do not handle the high cylinder pressure of the M157 very well due to the very small tip of the electrode, which often causes misfiring problems even on standard vehicles. I bought mine with 53k miles and now The main problem is when you do a startup it pushes lots of fuel through it which can "wash" your cylinder walls making the rings score them. After charging me an additional diagnostic fee, the service technician reportedly pulled the spark plug and inspected the cylinder wall for damage and found scoring on the cylinder wall. . New cylinder head required. I have read about the numerous problems with the ML vehicles CDI and Bluetec V6 diesels oil leaks and decided to avoid this engine. Did the M278 meet the expectations? Car ran great and my problem of jerky hesitation while in reverse was and is still cured. Nice BenzWorld. Possible Problems for Certain AMG Four-Cylinder Engines Just an FYI for those of you with a CLA45. 5-liter bi-turbo Mercedes M157 engine was produced in Germany from 2010 to 2019 and installed on AMG modifications of the CLS-Class, E-Class, ML-Class, GL-Class and S-Class models. Reactions: axelcls, DSK, Wighty and 1 other person. 0 compression rating. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. A cylinder leak down test and cylinder compression testing is the only way to diagnose if cylinder scoring is in fact causing engine problems. Increased power and torque comes from the increased displacement as well as higher boost pressure of 1. 86 in × 3. LOG IN; REGISTER; Forums. I recently bought a 2014 The most expensive malfunction in m157 engine can be cylinder coating. I have a new 2020 MB GLB250 4Matic. 7M posts Just because an engine comes in a premium vehicle from a well-known brand doesn't mean there can't be problems with the powerplant. My mom is considering downsizing from a GL 450 to a new ML-350 Bluetec and she wanted to know about common problems or issues with these vehicles. 7M posts BenzWorld. Does this sound right? "As part of For the M157 Owners, is there any major problems you’ve experienced with your engine after owning a m157 car. As with all direct injection engines, Mercedes-Benz Forum. The M133 is the first turbocharged 4-cylinder petrol engine built by AMG. my car runs great, but sometimes (only sometimes) when Im driving on the highway and I go into the passing gear it shoots out a cloud of smoke. 5 with a lot more torque than the m177 with only a 83mm bore. e. Some folks say there's too much time between recommended oil changes. 7-liter V8 from an ML550 and finds severe issues inside the cylinders. Others claim it's an issue with the piston rings. Fitted and again all ok for a week or so and then same One was about some allegedly incorrect machining of pistons on M156 v8 engines. Since the original introduction of the M133 we knew it would be a crowd favorite. They’re torque monsters and very mod-friendly. Even with stage 2 tuning options seems like the m157 gets better gains. (I think that is right, indicating an individual cylinder New to the forum and I need some community assistance. Whats up with this. I maintained that vehicle meticulously. EQA; EQB (X243) SUV; EQC electric SUV; EQE (V295) Sedan; Diesel Forum; X-Class; Classic, Vintage Mercedes-Benz As they didn't have a new line in stock to keep me going they put in a new o ring and ordered a new line yet to be fitted. My friend has owned 2 300CEs, so I know I'm going to like the car. once you got it out you need to use 14mm socket and find mutliple extenders for this process because in first 1-4 cylinders extender fits barely. 7M posts 726K members Mercedes-Benz CLA Forum. There was a loss of compression and nasty scoring of the cylinder resulting from an injector over riching, flooding the entire cylinder, washing out the lubrication from engine oil. Sixto 05 E320 wagon 202K miles . 5,387 M157 motor tear down at 170K miles. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz I have also heard of another common problem on Gle350 and even on the c300 and that is cam phaser failure which offset the M256) will require two for the camshaft adjuster magnets and two for the Cam Position sensors. There was even a MB bulletin about the problem cam and lifters in 2007 and 2010. 2013 E350 4 matic 180k miles . The 5. Thin/small flat blade screw driver or pick (a cocktail stick could do) Dielectric grease (non-conducting silicone grease) Cotton It ws my benz that had the fuel contamination, I had misfires on all cylinders plus large amounts of blue smoke from the tail pipes, just enough 91 to let it start and rough idle. During research, came across this video about the oil pump solenoid. OP . Save Share Reply Quote Like. The top destination for Mercedes and AMG discussion, news, and rumors The Mercedes M157 engine has a lightweight aluminum cylinder block with a 98 mm cylinder bore, 90. 7M posts I will try to remove the intake manifold on my G63 with the M157 engine. Dec 4, 2024 02:39 PM by bejoy. Site Announcements; New Members Check New M157 Intake System (1 2 3) eobol on Jul 30, 2024. I'm having the same problem. 7M posts 726K members Since 1999 I own a 2009 ML63 purchased from Massapequa Mercedes. Couple guys said "Awwww. 6] (EU-Spec) BenzWorld. A new low-friction aluminum-silicon alloy in the cylinder sleeves of Mercedes-Benz production engines reduces piston-ring The BIGGEST and best independent MB forum in the UK . BenzWorld. Very interesting! The rep stated it could be time-chain sprocket or Balance shaft went bad, that "these M157 engines are known to have those problems". We won't get it back until after late April '16. i started going up a hill so the ML63 AMG (W166) - Mercedes Benz ML63 AMG (W166) forum discussion, how-to guides, and technical help. The one mechanic in Van Nuys said that there was a problem with the fuel injector to cylinder 5, but why the problem was attributed to the ME-SFI rather than the actual fuel injector is weird. DOA. Home. Hey everybody, I was wondering if y'all could help me out and tell about any problems that are common with this generation of M-Class Bluetec's. Maybe this helps somewhat. The only advantage I see with the m177 is that it has a closed deck block compared to the m157's open deck block. 5-liter twin-turbo engine Mercedes M157 was produced in Germany from 2010 to 2019 and was installed in AMG versions of CLS-Class, E-Class, ML-Class, GL-Class, and S-Class models. Welcome to our community - the home of Mercedes-Benz on Reddit! We are a passionate group of fans who come together to share news, information, and our love for this iconic brand. Our car had the same problem, with the same mis-fire codes. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of The TSB's state that the knock is due to "cylinder scoring". it doesnt do it all of the time and it seems to only do it when im going highway speeds. I actually BenzWorld. Jump to Latest Some ‘06 and ‘07 are subject to balance shaft sprocket problems. I shut the vehicle down and had it towed to Mercedes. It amazes me that one Benz Service Centre found the problem and anothe didn't. Mercedes Benz Cylinder It’s a 2013 G63 with M157 engine, I’m having intermittent misfire (especially in hot weather) in cylinders 6,7,8 it happens randomly and it will not go away by switching ignition off and on, Mercedes-Benz Forum. Has anyone here had leaking hard top cylinders? Someone posted about their front lock leaking on this forum a few months ago, and that led me to Top Hydraulics' website, www. The V8-family includes: M113 E43, M113 E50, M113 E55, M119 Luckily for owners of cars with M157 power plants the engine is fitted with individual coil packs, one per cylinder making them a cheaper and easy DIY fix. SUPPORTER. for instance today i was driving and i had the cruise on. Previously I had a C215 CL500, that was a lovely thing, but it did knock my confidence in Mercedes in M157 2014 GL63 AMG severe oil leak!!! lied about the causes of problems in order to do other repairs that were not needed, and those are the NICE things those people BenzWorld. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Mercedes M157 make a good tuning project engine and with a few sensible uprated upgrades like remaps, 2012–2019 Mercedes-Benz SL63 AMG. Bentley Brooklands, the new Volvo C70, the W215/216 CL series, etc. Mercedes Benz Cylinder Scoring #Mechanic #mechanicjack #mercedesbenz #cylinder. They have one in using around 4 litres of oil per 1000 miles, on an engine with less I read this forum all the time but I had to chime-in when I saw your problem. We used to have an ML320 which I believe is the same engine as yout C320. 47K posts 16K members Since 2013 I am considering a GLK with the Bluetec Diesel 4 cylinder engine, possibly new or 1 -2 years old. The car had been in the shop 4 times, trying to find the issue. Mercedes-Benz Forum. These various upgrades fit the E55, CL55, CLS55, Think it’s the M156 and M157 that will last the test of time. As a case in point, I Do Cars tears apart the Mercedes-Benz M278 twin-turbo 4. Today 11:33 AM by deimosian. Srdl Senior Member. In the Fall of 2010, Mercedes-Benz introduced their new M278 V8 engine to a lot of hype and fanfare. org Forums; Mercedes-Benz AMG Vehicles; E55, E63, E53, E43 AMGs (W210 ( ~170k miles). 3 Months after my warranty was up my coolant was low. The cams wore into something and stopped spinning. So it seems that the fuel was syphoning back to the tank as I suspected. lost compression on no 2 cylinder and car came to a grinding halt during Motorway driving. The site includes MB Forums, News, Galleries, Mercedez-Benz & AMG discussion forum, news, and rumors for owners and enthusiasts of Mercedes vehicles. Folks on various Mercedes-Benz-focused forums also report this problem, but an exact reason is hard to pinpoint. Shows. Plus with the turbos there extra vacuum Roughly put, M156 is an AMG developed (motorsport) engine whereas M152/M157/M278 are Mercedes-Benz (passenger car) engines tuned by AMG. This car has always been one of my all time favorite cars due to the fact that I am a huge fan of coupes with the lack of B-pillars: i. Explore. Plus with the turbos there extra vacuum lines, coolant lines, etc. MB Club UK is A Mercedes Enthusiast club run by enthusiasts for enthusiasts Connect with us. Multiple cylinders with no compression and a bottom end full of chunks of metal and filings. 56 in) for use in higher-performance models. I have no fault codes on the engine or the transmission. MBClub UK Camshaft, camshaft adjusters, injectors, ECU, cylinder scoring, plus the usual wear and tear. P0306 - Cylinder 6 Misfire P0307 - Cylinder 7 Misfire They cleared the codes and the ones above kept coming back. We ditched my wife’s 2014 GL450 (which she loved) due to cylinder scoring. Join the discussion on the reliability and defects of MERCEDES-BENZ E-Class, C-Class, SPRINTER, VITO, S-Class, A-Class, ML-Class, CLS, SLK, CLK and other popular models. MBWorld. I just joined this forum to echo this problem. 74 posts · Joined 2019 Mercedes-Benz Forum. Tuning the Mercedes M157 and best M157 performance parts. As a case in point, I Do Cars tears apart the Mercedes-Benz M278 You can swap it with another cylinder to eliminate it . The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Car had been running perfectly before (and after) and the check engine light had never come on before. The Camshaft Adjuster Magnets on this M133 are circled; Cars with two cylinder banks will have four of these sensors. The intake camshaft adjuster has been replaced, and all markings BenzWorld. that tends to go wrong from what I hear. Mercedes Stratford suspect it's a gasket failure and I beleive it's all down to the headbolts. Rumor has it that M157 used Alusil tech and the cylinder wall is doomed at high I thrash my m157 every time I drive. Looking into buying a E63s W212. Jupiter Red Turbo Issue - MB AMG Reply - Mercedes A-Class Forum - Page 1 Blown Turbo - Mercedes A-Class Forum - Page 1 We’re a community dedicated to the Mercedes-Benz CLA & CLA45 AMG. " and 2096 - "The mixture in the left cylinder bank is too rich when idling. MB Club UK is A Mercedes Enthusiast club run by enthusiasts for enthusiasts Engine upgrades for the M113k Mercedes Benz AMG platform. Now terraclean every spring to reduce carbon build up. I'm having exactly this problem with our S600 (M275 engine), BenzWorld. Hi - I have a 2020 GLC300 with the M264 engine. We're going to see this problem come up more often from now on I have a P001685 code on my M278 engine, Cylinder Bank 1. I maintained that most Benz engines are ABOVE standards. I mean everyone here on the forums know to check the plugs, wires, compression, and fuel injectors. The M157 is the second variant of the M278 and is tuned by Mercedes-AMG with a bore and stroke of 98 mm × 90. " I replied that as far Hello! I'm almost tired of figuring out what is happening inside my car. 5 mm (3. Hey everyone, was shopping around for a CLS63s and was wondering how the m157 holds up. hell, that V-8 in your tank is no better than a big Caddy or Lincoln V-8. Heads off twice (carbon clean out and rebuild heads once) , one engine rebuild (carbon scoring cyl walls), one new short block (carbon scoring cyl walls), one time injectors and terraclean. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of I thrash my m157 every time I drive. After about 1,100 miles I would get code P0301 (misfire cylinder 1) almost every time I would accelerate sharply. the home of Mercedes-Benz on Reddit! We are a passionate group I absolutely love the 2013-2018 CLS550/63 especially the pre-facelift model. The oil drips on to the right exhaust at slow driving speeds and you can smell it inside the car. My concern is the cylinder scoring and bent connecting rods that seem to be a common issue. Things don't start off well. I’ve seen some engine has problem with the scoring at very Recently became concerned about this known issue of the M157. The M278 engine has problems with the cylinder (coating). Getting Started. Since new there has been an annoying audio sound that seems like it is coming from the front speakers or possibly the driver-aid electronic assembly at the top of the windshield. jmc. My 2006 C230 has a slow oil drip from what my maintenance manual refers to as a centrifuge (at the rear of the right cylinder head). Can owners comment further on their history of problems with this 4 cylinder Bluetec version please? Thanks. 0 Reply. But, Here are some apparent symptoms that I'm facing: I am facing a hurting/ugly smell out of the exhaust (not all the time but especially in the first start). Did Mercedes fix many of the M157 issues from earlier years? Nothing wrong with getting a PPI too at a mechanic and asking them to look into any potential cylinder scoring. There is an atmospheric version of the engine with a cylinder deactivation system and the M152 index. Mercedes and BMW followed suit. Reels. 5 liters (5461 cc) with a bore of 98. I am currently looking at getting a 1988 Mercedes 300CE. Hi all, I have oil dripping from my headliner, and it's from the front locking cylinder. Mercedes-Benz GLA Forum. The problem is its not always there it does it every day but not every time. Announced in 2010, the M278 engine by Mercedes-Benz continued the companies’ tradition of creating V8 power houses. I called the dealer and they wanted something like $4-500 for one. But it's more tolerable/manageable. Live. Mainly because I've been using company cars and BMWs for that matter. I had leaking coolant prior to breakdown. org forum is one of the largest Mercedes Car has developed a misfire in Cylinder 1 (Code P0301) New spark plugs fitted and coils 1 & 2 swapped but problem persists. The marks all look of a similar size and pattern . I love mine, 2013 s212 s. What are the most common problems with these cars? I've looked around the forums, and one of the most common things I've seen is Oil Pressure Sensor. 5 mm. Thanks! Hi, i feel like my c240 has a mind of its own. Udon Discussion starter. So far I have taken it to 2 garages (Mercedes Specialists) but they have been unable to source the problem. Video. Dreadful, I know. Intake manifold carry the air from the filter and allow it to be sucked into the engine cylinders. Forum for MERCEDES-BENZ owners and fans – share your driving experience, reviews, common problems, and solutions. In back cylinders 5-8 very limited space hard even to get the socket it, just need to be patient and use some hand skills ( Its possible ) Did this process first time in my garage took me 4 hours . The top destination for Mercedes and AMG discussion, news, and rumors. sorry to say that. Reply reply Top 1% The 5. Thin/small flat blade screw driver or pick (a cocktail stick could do) Dielectric grease (non-conducting silicone grease) Cotton M157 Cylinder Scoring Cause? Post #1 » Fri Feb 16, 2024 7:01 pm. I would like to know if someone has done this already and if there is a discription on how to do it. I would try a frequency analysis to see if the noise is a 1/8 of the crankshaft rotation speed. The high-performance M156 and M157 engines served as technical role models and as a result many of the findings won from them have been integrated into the development of the M133. We offer CLA pictures, Hope this helps and, of course, do your diagnostics before delving deeper. 43. The M113K is almost universally known to be the "best engine Mercedes ever made" although Mercedes didn't really make it, AMG did. M. Joined Your Mercedes R171 SLK280, Smart R451, Land Rover 110 County SW, 997 C2S, R1250 My concern is the cylinder scoring and bent connecting rods that seem to be a common issue. Equipment E8 socket (internal Torx fitting) Socket wrench. None of the garages have worked on the M157 garages I have spoken to . Thank you for the tip Uncle Benz, appreciated. Jan 10, 2020 #20 John Hardcore MB Enthusiast. They all improved the etching process, which virtually eliminated the scoring problem and continue to improve it to this day, as the current generation of engines with integral aluminum bore wear surfaces or aluminum liners are developments of the original GM/Reynolds technology. Serial number range is in the stickies. The most obvious solution was to replace the MAF. They are suitable as an upgrade on uprated engines of the M157 and M278 series. It seems that the cam may have been hardened improperly and wears out around 80k or something like that. Getting Extended Warranty M157 Cylinder Head (1 2) C43 Fun Haver on Mar 16, 2023. Don't trust an MB dealer, ever. Mercedes-Benz Forum, News, and Reviews - MBWorld. 2008 E350 4matic CYLINDER SCORING. If you antifreeze is disappearing, the best option is to change your head gaskets. Mb stratford wont give me an official quote as they need to strip down the engine in order to officially diagnose it which could apparently run into 10hours labour or £2k before I could find out what's exactly wrong! Hopefully someone could help i have got 14 plate E63 AMG. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of 2011-2018 CLS250 CDI, CLS350, CLS350 CDI, CLS550, CLS63 AMG Moderator - rudeney Special race spark plugs from NGK. Cars with two cylinder banks (M276, M278/M157, M177) will require twice as many. 8 months out of warranty. I had same problem P002177 intake bank 2 cam adjuster. Mercedes-Benz With cylinder scoring, that's abrasion of the parts sliding on each other with minimal lubrication, apparently not enough at that exact locale. At highway speeds, there is The second variant, designated M157, is tuned by Mercedes-AMG for use in higher-performance models. There are six states of output I do the same on my GL450 with the M278 engine which is notorious for cylinder scoring, and that vehicle has 198K miles and still going. W212 AMG - 2010 - 2016 Mercedes Benz E63 AMG (W212) forum discussion, how-to guides, and technical help. It's vacuum operated, so it could be bad sensor or a vacuum problem with it: Mercedes M157 5. 3 cylinders below, forgot to take a photo of the other cylinder . The cylinder banks are arranged in a ‘V’ configuration with 106 mm Unfortunately, Eric doesn't offer a cause for the bore-scoring issue. 36k miles and serviced by mercedes. CLA General Discussion 2016 CLA250 12K miles - misfire on cylinder 1 SA wouldn't expand on cause of problem) To my knowledge, the cylinder valves were not damaged. There was no coolant under the vehicle. Site Announcements; New Members Check In! MBWorld Featured Car of the Month Contest; Mercedes-Benz Electric Vehicles. I refilled it and the next day while driving I got a miss of a cylinder with a small amount of white smoke. tophydraulicsinc. X I’ve been a long time reader of this forum, but joined to tell you all about my CL600 experience. This engine with rear wheel drive is a blast In desperation I went to Mercedes and acquired a coil pack from them (Borg Warner is OEM and I had Beru ones). There is also a naturally aspirated version of this engine with the index M152, equipped with cylinder deactivation system. com, after looking at Lighthouse's response. If it were me, I would fix the gas first, get that crap outa your tank (if it is gray or cloudy) and change the fuel filter before going further. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Luckily for owners of cars with M157 power plants the engine is fitted with individual coil packs, one per cylinder making them a cheaper and easy DIY fix. Mercedes AMG M157 engine. Look into these problems and then enjoy. There are rumours that these issues tend to be more exaggerated in areas with I was looking into the main cause of the cylinder scoring on the v8 biturbo engine in all model of the top Mercedes cars and suv . Reactions: malcolm E53 AMG, Wighty, MB_Dom and 2 others. In the instance that the Camshaft Adjuster Magnets are inspected and oil is found to be present at the connectors, we recommend the replacement of the Camshaft Adjuster Magnets (to stop the leaking at its source) as well as the addition of the Just had a cylinder head replacement at 20,800 miles on my 2021 GLA 250. 14122 posts · Joined 2014 Add to quote; Only show this user All the cylinders on the right bank have massive scoring marks on the intake side of the cylinder wall . 0 mm and stroke of 90. These cars have cylinder scoring issues and harness issues, nothing else. So far the Benz hasn't missed a beat starts every time and keeps running. When I say massive, I can't quite determine from the boroscope just how deep they are , it is not a very clear image. They show a disintegrated If that "misfire" count gets high enough, the computer shuts down that cylinder. What Manufacturing Year Did Mercedes Switch from Silitec-lined Cylinders to Nanoslide Coating in the M278 Engine? BenzWorld. I have a W203 V6 C230 Sport 2007. The similar DTCs are 2092 - "The mixture in the right cylinder bank is too rich when idling. 0 bar. Recommend to replace for the low bargain price of $34k. 2005 Tanzanite Blue Metallic Mercedes-Benz CLK320 [M112 - 722. 7. Users browsing this forum: No The m157 has a 98mm bore and is 5. i have had it for about two month now and i think i have a problem or its just me. I currently own a Nissan, but love the look of a Benz. org forum is one of the largest Mercedes-Benz M157 Engine – 63 AMG V8 (2012 Most concerning problems: Cylinder scoring (very serious) Pre-2013 Timing chain problems; Various oil leaks; Mercedes-Benz M119 Engine – V8 – 400, 420, 500, E60 AMG (1990s) The Mercedes M119 engine is undoubtedly one of the greatest V8 engines ever. they need to be aligned with the cylinder head surface on both side, BenzWorld. The GL450 SUVs with the M278 engine are known to have this problem "sometimes" on cylinder number 5, apparently, and I Hey bro , I’ve the same problem with a ml350 2013 did u fix the problem I have the same only in cylinder 2. I have a problem, the M156 engine starts and runs, when i. More. Recently became concerned about this known issue of the M157. If you're not prepared to M276 suffers of similar problems, yes. Meanwhile, others are having no problems. The M278, and its V6 brother the M276, were the successors to the outgoing M272/3 engines. 5TT AMG - Oil Pump failure Thread starter mbzclk; Start But I agree the 113 has had less reported problems compared to other engines. When the engine is warm and in drive there seem to be a ticking noise. AlexxxxmbM156 on Oct 11, 2014 e63amgS oil leak (M157) Jump to Latest BenzWorld. It first became available in Discussion got around to MBenz engines. It seem to disappear when in park or neutral. " SDS's guidance for diagnosing those codes suggests a problem with the pressure sensor. Hello all, It's been about 8 years since I last interacted on this forum and also owned a Mercedes. Mercedes was known for legendary V8 engines such as the M119 or the M113, so there’s always big expectations when a new V8 from Stuttgart roles out. Replaced at a cost of £3500 but Mercedes made a 68% good will contribution. @Novitec made a good suggestion that you start it, let the idle drop and go. The BIGGEST and best independent MB forum in the UK . 5 mm piston stroke and a 10. MBZ decided to replace the entire engine. M157 Engine Technical Data.
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