Mercedes benz m157 cylinder scoring problems forum 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 . They show a disintegrated If that "misfire" count gets high enough, the computer shuts down that cylinder. 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. More. Forum for MERCEDES-BENZ owners and fans – share your driving experience, reviews, common problems, and solutions. 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. I’ve seen some engine has problem with the scoring at very Recently became concerned about this known issue of the M157. Intake manifold carry the air from the filter and allow it to be sucked into the engine cylinders. 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. 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. LOG IN; REGISTER; Forums. 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. 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. Whats up with this. Bentley Brooklands, the new Volvo C70, the W215/216 CL series, etc. 0 Reply. The similar DTCs are 2092 - "The mixture in the right cylinder bank is too rich when idling. I have a problem, the M156 engine starts and runs, when i. We ditched my wife’s 2014 GL450 (which she loved) due to cylinder scoring. The problem is its not always there it does it every day but not every time. 5,387 M157 motor tear down at 170K miles. DOA. Maybe this helps somewhat. for instance today i was driving and i had the cruise on. Now terraclean every spring to reduce carbon build up. So far I have taken it to 2 garages (Mercedes Specialists) but they have been unable to source the problem. Multiple cylinders with no compression and a bottom end full of chunks of metal and filings. Site Announcements; New Members Check In! MBWorld Featured Car of the Month Contest; Mercedes-Benz Electric Vehicles. 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. tophydraulicsinc. 7M posts 726K members Since 1999 I own a 2009 ML63 purchased from Massapequa Mercedes. 5 with a lot more torque than the m177 with only a 83mm bore. 86 in × 3. I am currently looking at getting a 1988 Mercedes 300CE. 2008 E350 4matic CYLINDER SCORING. 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. W212 AMG - 2010 - 2016 Mercedes Benz E63 AMG (W212) forum discussion, how-to guides, and technical help. The oil drips on to the right exhaust at slow driving speeds and you can smell it inside the car. 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. 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 . The BIGGEST and best independent MB forum in the UK . 2005 Tanzanite Blue Metallic Mercedes-Benz CLK320 [M112 - 722. 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. 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. P0306 - Cylinder 6 Misfire P0307 - Cylinder 7 Misfire They cleared the codes and the ones above kept coming back. Announced in 2010, the M278 engine by Mercedes-Benz continued the companies’ tradition of creating V8 power houses. they need to be aligned with the cylinder head surface on both side, BenzWorld. 7M posts 726K members Mercedes-Benz CLA Forum. 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. Couple guys said "Awwww. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. Others claim it's an issue with the piston rings. Folks on various Mercedes-Benz-focused forums also report this problem, but an exact reason is hard to pinpoint. 8 months out of warranty. Reply reply Top 1% The 5. 0 mm and stroke of 90. Serial number range is in the stickies. I would try a frequency analysis to see if the noise is a 1/8 of the crankshaft rotation speed. 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. 5 mm. Mercedes AMG M157 engine. During research, came across this video about the oil pump solenoid. When the engine is warm and in drive there seem to be a ticking noise. 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. After about 1,100 miles I would get code P0301 (misfire cylinder 1) almost every time I would accelerate sharply. I recently bought a 2014 The most expensive malfunction in m157 engine can be cylinder coating. I had leaking coolant prior to breakdown. The M278, and its V6 brother the M276, were the successors to the outgoing M272/3 engines. It's vacuum operated, so it could be bad sensor or a vacuum problem with it: Mercedes M157 5. 5 mm (3. Replaced at a cost of £3500 but Mercedes made a 68% good will contribution. At highway speeds, there is The second variant, designated M157, is tuned by Mercedes-AMG for use in higher-performance models. The most obvious solution was to replace the MAF. 5 liters (5461 cc) with a bore of 98. Our car had the same problem, with the same mis-fire codes. hell, that V-8 in your tank is no better than a big Caddy or Lincoln V-8. Hi - I have a 2020 GLC300 with the M264 engine. 36k miles and serviced by mercedes. I actually BenzWorld. 5TT AMG - Oil Pump failure Thread starter mbzclk; Start But I agree the 113 has had less reported problems compared to other engines. 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. The top destination for Mercedes and AMG discussion, news, and rumors. Recently became concerned about this known issue of the M157. 0 compression rating. MBClub UK Camshaft, camshaft adjusters, injectors, ECU, cylinder scoring, plus the usual wear and tear. Possible Problems for Certain AMG Four-Cylinder Engines Just an FYI for those of you with a CLA45. As a case in point, I Do Cars tears apart the Mercedes-Benz M278 twin-turbo 4. 3 Months after my warranty was up my coolant was low. AlexxxxmbM156 on Oct 11, 2014 e63amgS oil leak (M157) Jump to Latest BenzWorld. Mainly because I've been using company cars and BMWs for that matter. The M157 is the second variant of the M278 and is tuned by Mercedes-AMG with a bore and stroke of 98 mm × 90. These cars have cylinder scoring issues and harness issues, nothing else. Jump to Latest Some ‘06 and ‘07 are subject to balance shaft sprocket problems. 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. Site Announcements; New Members Check New M157 Intake System (1 2 3) eobol on Jul 30, 2024. 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. 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. (I think that is right, indicating an individual cylinder New to the forum and I need some community assistance. MBZ decided to replace the entire engine. I had same problem P002177 intake bank 2 cam adjuster. that tends to go wrong from what I hear. " I replied that as far Hello! I'm almost tired of figuring out what is happening inside my car. Getting Extended Warranty M157 Cylinder Head (1 2) C43 Fun Haver on Mar 16, 2023. 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. Some folks say there's too much time between recommended oil changes. It first became available in Discussion got around to MBenz engines. Getting Started. What Manufacturing Year Did Mercedes Switch from Silitec-lined Cylinders to Nanoslide Coating in the M278 Engine? BenzWorld. The marks all look of a similar size and pattern . 7. com, after looking at Lighthouse's response. jmc. 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. If you antifreeze is disappearing, the best option is to change your head gaskets. 68. 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". 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 currently own a Nissan, but love the look of a Benz. 0 bar. Problem has been going on for years now so (maybe) unlikely it is fuel over that length of time/years. 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. 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. Live. . None of the garages have worked on the M157 garages I have spoken to . lost compression on no 2 cylinder and car came to a grinding halt during Motorway driving. I have a new 2020 MB GLB250 4Matic. 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. New cylinder head required. Looking into buying a E63s W212. Mercedes-Benz Forum, News, and Reviews - MBWorld. Mercedes Benz Cylinder Scoring #Mechanic #mechanicjack #mercedesbenz #cylinder. We offer CLA pictures, Hope this helps and, of course, do your diagnostics before delving deeper. This version has a displacement of 5. I have a W203 V6 C230 Sport 2007. Since the original introduction of the M133 we knew it would be a crowd favorite. 7M posts I will try to remove the intake manifold on my G63 with the M157 engine. I maintained that vehicle meticulously. We used to have an ML320 which I believe is the same engine as yout C320. 43. 3 cylinders below, forgot to take a photo of the other cylinder . As a case in point, I Do Cars tears apart the Mercedes-Benz M278 You can swap it with another cylinder to eliminate it . org Forums; Mercedes-Benz AMG Vehicles; E55, E63, E53, E43 AMGs (W210 ( ~170k miles). 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 . Thank you for the tip Uncle Benz, appreciated. Thanks! Hi, i feel like my c240 has a mind of its own. It seems that the cam may have been hardened improperly and wears out around 80k or something like that. Nice BenzWorld. Mercedes Stratford suspect it's a gasket failure and I beleive it's all down to the headbolts. Today 11:33 AM by deimosian. Mercedes and BMW followed suit. I mean everyone here on the forums know to check the plugs, wires, compression, and fuel injectors. Look into these problems and then enjoy. The M133 is the first turbocharged 4-cylinder petrol engine built by AMG. Hello all, It's been about 8 years since I last interacted on this forum and also owned a Mercedes. There is also a naturally aspirated version of this engine with the index M152, equipped with cylinder deactivation system. 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. But it's more tolerable/manageable. I called the dealer and they wanted something like $4-500 for one. BenzWorld. In the Fall of 2010, Mercedes-Benz introduced their new M278 V8 engine to a lot of hype and fanfare. Shows. Even with stage 2 tuning options seems like the m157 gets better gains. I'm having the same problem. OP . 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). The cams wore into something and stopped spinning. The only advantage I see with the m177 is that it has a closed deck block compared to the m157's open deck block. Mercedes-Benz Forum. SUPPORTER. 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. I refilled it and the next day while driving I got a miss of a cylinder with a small amount of white smoke. My concern is the cylinder scoring and bent connecting rods that seem to be a common issue. The site includes MB Forums, News, Galleries, Mercedez-Benz & AMG discussion forum, news, and rumors for owners and enthusiasts of Mercedes vehicles. sorry to say that. 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. Plus with the turbos there extra vacuum lines, coolant lines, etc. I would like to know if someone has done this already and if there is a discription on how to do it. 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. Reactions: malcolm E53 AMG, Wighty, MB_Dom and 2 others. Udon Discussion starter. The intake camshaft adjuster has been replaced, and all markings BenzWorld. 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 . 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. " and 2096 - "The mixture in the left cylinder bank is too rich when idling. i have had it for about two month now and i think i have a problem or its just me. Jan 10, 2020 #20 John Hardcore MB Enthusiast. MB Club UK is A Mercedes Enthusiast club run by enthusiasts for enthusiasts Connect with us. Sixto 05 E320 wagon 202K miles . Increased power and torque comes from the increased displacement as well as higher boost pressure of 1. Can owners comment further on their history of problems with this 4 cylinder Bluetec version please? Thanks. My friend has owned 2 300CEs, so I know I'm going to like the car. 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). Dec 4, 2024 02:39 PM by bejoy. Hi all, I have oil dripping from my headliner, and it's from the front locking cylinder. MBWorld. X I’ve been a long time reader of this forum, but joined to tell you all about my CL600 experience. Home. 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. Tuning the Mercedes M157 and best M157 performance parts. 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. I have read about the numerous problems with the ML vehicles CDI and Bluetec V6 diesels oil leaks and decided to avoid this engine. Users browsing this forum: No The m157 has a 98mm bore and is 5. 74 posts · Joined 2019 Mercedes-Benz Forum. I maintained that most Benz engines are ABOVE standards. 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. 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. Equipment E8 socket (internal Torx fitting) Socket wrench. 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). 56 in) for use in higher-performance models. Srdl Senior Member. Meanwhile, others are having no problems. Cars with two cylinder banks (M276, M278/M157, M177) will require twice as many. 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. " SDS's guidance for diagnosing those codes suggests a problem with the pressure sensor. 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. I just joined this forum to echo this problem. Reactions: axelcls, DSK, Wighty and 1 other person. They’re torque monsters and very mod-friendly. If you're not prepared to M276 suffers of similar problems, yes. it doesnt do it all of the time and it seems to only do it when im going highway speeds. These various upgrades fit the E55, CL55, CLS55, Think it’s the M156 and M157 that will last the test of time. The cylinder banks are arranged in a ‘V’ configuration with 106 mm Unfortunately, Eric doesn't offer a cause for the bore-scoring issue. 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. There was even a MB bulletin about the problem cam and lifters in 2007 and 2010. I shut the vehicle down and had it towed to Mercedes. There is an atmospheric version of the engine with a cylinder deactivation system and the M152 index. 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. 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. Things don't start off well. Video. Did the M278 meet the expectations? Car ran great and my problem of jerky hesitation while in reverse was and is still cured. It seem to disappear when in park or neutral. 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. The 5. M. 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. 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. Don't trust an MB dealer, ever. Rumor has it that M157 used Alusil tech and the cylinder wall is doomed at high I thrash my m157 every time I drive. 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. Mercedes-Benz GLA Forum. I'm having exactly this problem with our S600 (M275 engine), BenzWorld. The M278 engine has problems with the cylinder (coating). It amazes me that one Benz Service Centre found the problem and anothe didn't. @Novitec made a good suggestion that you start it, let the idle drop and go. So it seems that the fuel was syphoning back to the tank as I suspected. 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. 7-liter V8 from an ML550 and finds severe issues inside the cylinders. 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". 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. 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. The M113K is almost universally known to be the "best engine Mercedes ever made" although Mercedes didn't really make it, AMG did. This engine with rear wheel drive is a blast 4. 7M posts BenzWorld. 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. I have no fault codes on the engine or the transmission. 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. 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. 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. I love mine, 2013 s212 s. Reels. 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. Dreadful, I know. 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. A cylinder leak down test and cylinder compression testing is the only way to diagnose if cylinder scoring is in fact causing engine problems. 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. M157 Engine Technical Data. 6] (EU-Spec) BenzWorld. 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. Save Share Reply Quote Like. As with all direct injection engines, Mercedes-Benz Forum. There was no coolant under the vehicle. Recommend to replace for the low bargain price of $34k. Hey everyone, was shopping around for a CLS63s and was wondering how the m157 holds up. 5 mm piston stroke and a 10. 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. Explore. MB Club UK is A Mercedes Enthusiast club run by enthusiasts for enthusiasts Engine upgrades for the M113k Mercedes Benz AMG platform. They are suitable as an upgrade on uprated engines of the M157 and M278 series. The Camshaft Adjuster Magnets on this M133 are circled; Cars with two cylinder banks will have four of these sensors. The car had been in the shop 4 times, trying to find the issue. 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. 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. 2013 E350 4 matic 180k miles . e. kuua wpclz volc lqetj vuys xonk hntq glu myvqgcn jld