Mercedes benz m157 cylinder scoring problems forum

Mercedes benz m157 cylinder scoring problems forum. This could cause an over-rich mixture when you next try to start the engine, but this is when the motor is still hot. 5K miles), having been dealership maintained, with the timing chain tensioner upgraded under warranty, SUDDENLY began burning lots of oil and fowled a plugI thought it might be a coil pack, but the dealer said I needed a new head ( valve seal failure?) had car flatbedded to a reputable Jan 23, 2006 · Bank 2: right or left? You´ll find the answer as I did. The M157 is prone to its share of problems including the timing chain, timing cover, spark plugs, Mar 30, 2023 · There is not that much info out there for the timing marks so here they are. good morning, I have already done some extensive research all thanks to a youtuber highlighting design flaws to the M156 specifically the head bolts. Feb 3, 2020 · Joined Feb 20, 2013 Messages 361 Reaction score 157 Location Braintree Website www. 56 in) for use in higher-performance models. Remove Spark Plug with special tool. 2011–2014 Mercedes-Benz CL63 AMG. Folks on various Mercedes-Benz-focused forums also report this problem . Aug 29, 2020 · Urgently need to visually see a M278 or M157 oil pump solenoid myself for peace of mind as Tasos video does seem to show a different looking solenoid. 5 mm (3. Jul 2, 2013 · The Alpha 9 Turbo & Tune upgrade retains all the driveability and response of your stock M157-based Mercedes AMG while giving you the power to take down some of the fastest sports cars and exotics on the road today! 60-130mph Comparison: Alpha E63 AMG – 6. What i have done so far: replaced chain tensioner and installed check valve. My Steps taken: 1- Pressure tested the system, but only a drop of . I own a 2009 ML63 purchased from Massapequa Mercedes. 2 posts · Joined 2022. If at standstill and I rev it, it does go away. P. $199. Feb 16, 2024 · Posts: 3. Its always there under load/driving and when I am at idle. The M278 is derived from the company's previous M273 V8 engine, sharing its bore pitch, aluminium engine block, and Silitec aluminium/silicon low-friction cylinder liners. Mercedes Forum - Mercedes Benz Enthusiast Forums Statistics - Mercedes Benz Cars Threads: 60,084, Posts: 170,047, Members: 119,978 Welcome to our newest member, ghdtyrt4e1 Jun 30, 2018 · 1 . Everything is really compacted together in these engines. Losing that amount of water---- after leaving overnight- take out the spark plugs and turn the engine over- you will probably find coolant coming out of one or more plug holes. Shortly after doing the job, the car began leaking oil from both heads externally. So compression looks to be OK and within the +/-10%. The timing chain is the chain that drives the engine. They claim that they have never seen this before. This is my first post here and hoping to hear if anyone has had a similar experience. I bought mine with 53k miles and now have 66k miles, zero issues. 5 mm stroke for a capacity of 5461 cc. 3 Months after my warranty was up my coolant was low. Stafford. Mercedes-AMG developed the M176/M177/M178 V8 petrol engine series, which replaces the Mercedes-Benz M278 and Mercedes-Benz M157 engines and is based on the Mercedes-Benz M133 engine. Nov 7, 2018 · Original Cost: $980. It occurs when piston rings fail and allow movement between the piston and valve wall. Apr 10, 2014 · I'm going to tackle mine tomorrow evening or Saturday. I need to have the car's hydraulic valve lifters changed, as I have an extremely annoying ticking sound from a collapsed valve lifter. The m157 is also cheaper so the question is why is the new m177 Mar 6, 2023 · Mercedes-Benz Enthusiasts Forums. They cleared the codes and the ones above kept coming back. This problem can occur in the older model years from 2013 to 2014, or before the V8 was replaced by a turbo V6 in the GLS450. Aug 25, 2020 · Remove coil with special tool. 2012–2015 Mercedes-Benz ML 63 AMG. 03. #2 · Jul 17, 2020. Jul 17, 2019 · 33 posts · Joined 2018. Valve guide wear is an issue with the M278 that is rarely discussed. #1 · Apr 19, 2023. 5 inches long. This member of the new engine family, which also includes the M276 V6, replaced the previous M273 V8 engines under a hood of the popular E-Class, S-Class, and GL-Class models. In V6 or V8 engines in MB this is the right (passenger) side. The first units which were fitted to the S 63 and CL 63 produced 536 hp (400 kW) and 590 lb-ft (800 Nm) of Aug 16, 2022 · Still, the M156 was a solid engine during its production span, and it powered some fantastic cars, including the W204 C63 AMG, W221 S63 AMG, and its M159 variant was found in the ultra-popular SLS AMG from 2010-2015. 2011–2017 Mercedes-Benz S63 AMG. Feb 8, 2023 · Here are all the common Mercedes M278 engine problems: Timing chain tensioner problems. May 23, 2020 · It's possible that you have a leaky injector that has pressurized fuel leak past a closed injector after the engine is stopped. the spark plugs will also have an oily= wet appearance in the bad cylinder/s Symptoms you describe point to failed head gasket or cracked cylinder head Feb 3, 2021 · Concern for high mileage m278 engine. 00 seconds SLR McLaren – 7. open that grey connector, slide it to right press it hard down + push black peace to right to unplug it ! has to be at same time press grey thingy and slide black piece! do that with all connectors, after that disconnect and put aside entire wire system that sits on a fuel rail to make space because when you ll pull coil pack out it will req Mercedes-Benz USA, LLC A Mercedes-Benz Group AG Company One Mercedes -Benz Drive Sandy Springs, GA 30328 770. Location. Before committing I wanted to do a borescope of inspection of the cylinders. In V8 is 1,2,3,4 on the right side and 5,6,7,8 on the left. driver side head. 6 mm, and an 11. Tightness of the exhaust valves might be impaired due to increased wear on May 22, 2021 · Reinstalled and the CEL went out for a bit but it was still idling rough and soon enough I once again got the old "Misfiring of cylinder 2 : Worsening of exhaust emission values after engine start (P0302)" which later turned into the Cylinder 2 Misfire Damages. 9 mm bores and an 86. 2 Liter capacity but is marketed as a 6. I mean, the identification of the cylinder numbers from cylinder number 1 to 6. I am considering purchasing a CL this summer (I haven’t found the car yet) but these horror stories are putting me off. Dec 5, 2023 · Mercedes used the M278 engine in various models, including some E-, S-, CL-, CLS-, ML-, and GL-Series offerings. This V8 engine is essentially two M133 (inline-4) engines sharing one crankshaft with the twin-turbocharged BorgWarner turbos positioned between the cylinder heads in the “hot-V” configuration. Aug 30, 2021 · M157 ticking noise. Oct 27, 2016 · Engine Oil Consumption Question. That means bank 1 is on the right side. Maximum Torque: 590 lb-ft at 2,000 – 6,000 RPM. Folks on various Mercedes-Benz-focused forums also report this problem Jul 26, 2013 · 1 post · Joined 2014. R230 SL500 2003. Has been a dream since the repair! Drove for about 5 seconds at the time with extreme vibrations at low RPMs before pulling over and organising a tow. Lots of room to work on it after fan assembly removal. While the M278 engine had 92. It makes the bottom and top of the engine work together and also keeps the timing in check. Within the cylinder bores, the M152, M156 and M278 engines had cast-in Silitec May 4, 2011 · Mercedes-Benz Forum BenzWorld. #1 · Feb 11, 2023. However, no engine is perfect and that applies here, too. 0 mm intervals. Hi all, My 2020 GLB 35 had the entire cylinder head replaced at 37000kms. SLK 55 AMG widebody (2006), C36 AMG (1995). you probably all know this but thought would share recent experience. W. Mar 8, 2019 · My car, with 78K miles (purchased off-lease with 36. 0 mm bores and a 90. Put spark plug in spark plug socket, tigheten to specifications, in the case of m278 17 pound feet, approximately tight plus a quarter turn. The M157 / M278 spark plugs are also 1 step Feb 21, 2008 · Switch one good coil to the misfire cylinder in a swap and see if the problem moves with the coil. MB names the cyl 1,2,3,4 in one bank and 5,6,7,8 in the other, while some manufacturers name the banks different. 24 seconds Sep 24, 2023 · Stretched Timing Chain. $4,999. Sep 18, 2021 · Stroke: 92 mm. The Mercedes-Benz M278 is a 4. Engine cam adjuster issues. I boroscoped the cylinders on my M113 5. I did research and found M278 is less reliable and much more expensive to fix, compared with M273, I am hesitated to trigger it. It gathers and sends information about the car’s camshaft speed (and as a result the position of each piston) to the electronic control module. The m157 has a 98mm bore and is 5. The M278 twin-turbo V8 engine in the second generation GL 450 has been known to suffer from scoring or excessive scratching of the cylinder bore surface. I've just pm'd a message to Jobsworth for an opinion on the M157/M278 oil pump solenoid. Feb 10, 2022 · Mercedes-Benz has committed to offering at least 10 different all-electric cars by the end 2022. 6 M278 M157 and M177 & similar can handle 100-200hp more with bolt ons, not even necessarily all of them. 2-liter M156 V8 is the engine that made Mercedes AMG the performance powerhouse it is today. When it idles for short periods it begins to run rough and has poor acceleration. 1. Wouldn't surprise me if issues with the M177 don't come to light in a few years. Jun 12, 2021 · ahhh, yep, misfire is the result of air, outside of the computer's parameters. Maximum HP: 641 HP at 6,250 RPM. May 6, 2021 · Mercedes introduced the latest 4. What i found. Mercedes-Benz Sedans/Wagons. The V8-family includes: M113 E43, M113 E50, M113 E55, M119. 2009 ML63 Head bolts broken. not as expensive as it sounds. M157 Cylinder Scoring Cause? Post #1 » Fri Feb 16, 2024 7:01 pm. Now, you’ll have to spare some extra buck for higher amounts of bang. Mercedes Benz ECU tuning and calibration specialists. The M176/M177/M178 V8 engine family replaced the M278 engine and M157 engine lineup. 00 (vibration felt @70mph, like the tires are not balanced. Interesting: 3) Mercedes M278 Engine Valve Guide Wear. We cut out the middleman and pass the savings to you! www. Recently became concerned about this known issue of the M157. Upon leaving the dealership (Mar 19) my check engine light came on. Along with new pistons and rings of course to match. The M157 is the second variant of the M278 and is tuned by Mercedes-AMG with a bore and stroke of 98 mm × 90. 05 Bar in 30 minutes. Mercedes Canada ECCC # ECR-M0002-22-010. also check vacuume lines for hard brittle rubber. Jan 3, 2020. The factory plugs do not handle the M157’s high cylinder pressures very well and frequently result in misfire problems, even on unmodified vehicles. Sep 6, 2015 · The camshaft sensor is magnetic device with a solenoid. We’re currently reassembling an M177 and despite significant research online we cannot find torque specs or a service manual. Hopefully someone could help i have got 14 plate E63 AMG. Staffordshire. Sep 18, 2021 · The Mercedes M152 engine is referred to as the 5. Nov 16, 2023 · However, no engine is perfect and that applies here, too. Looking into buying a E63s W212. #7 · Oct 22, 2014. It is on the right bank. air intake, at mass air sensor region. Aug 25, 2021 · V6 CYLINDER NUMBERING FOR M112 ENGINE. Throwing codes of misfire. 3 Liter. It seems they don't sell it separately and only option is to buy the whole cover (costs: $462 here in Australia). Hello W212 E-Class forum members, I came to get your input/ advice on a question I had. #1 · Jul 17, 2019. Watch this vide The 5. Jun 5, 2014 · Info regarding the M133 Engine. Scoring can be identified by symptoms such as increased oil consumption, sooty tailpipes, and cylinder misfires. [1] The engine has two BorgWarner turbochargers positioned between the two cylinder heads in a "hot-V" configuration. com Your Mercedes E350 Coupe CDI / Land-Rover Discovery 4 / Nissan Skyline 650bhp R. 3 Turbo Upgrade, Mercedes M157. Misfire, engine warning light so pulled over, luckily next to a pub and waited for the RAC. A precursory glance at almost any internet forum regarding oil change tactics, oil theory and how it relates to oil weight, oil change interval. In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our Feb 25, 2007 · BOTH the 63 and the 550 represent entirely new motors, and are completely different from each other, also, the 550 has about 380 hp, the 63 should be nearer to the 500 hp mark. 2 mm, a piston stroke of 94. Car. The 6. #4 · Jan 15, 2006. replaced the cam adjuster on intake. Hello, I’ve agreed on a purchase of 2012 ML63, subsequently I’ve discovered the “timing chain issue”, there are no apparent problems with the car but I’m concerned about future problems arising, has any one taken their M157 into MB for the tensioner and check valve remedy as a Aug 14, 2013 · M275 Engine Problem. We changed the wrong O2 sensor. 0L M176 V8 engine family in 2015. At some occasions the engine management light was flashing. ) ABC line 1062. With 18000 miles and several visits to the dealership it was discovered that the noise was generated by piston slap from the left cylinder bank. Jan 1, 2023 · A forum in Germany states that Silitec was used in production until March 2015, and engine# 30266191 - but don't hold me liable. My code reader tells me a misfire on cylinder 5, front cylinder on the left side. #1 · Oct 3, 2022. It turns out that 4 out of the 8 pistons are mis firing. Unfortunately, Eric doesn't offer a cause for the bore-scoring issue. Further more when Mercedes looked into one piston the noticed that the piston head was damaged. Oct 26, 2019 · johnma. 479 - [220] - 19970804 - CYLINDER CUT-OUT SYSTEM (ZAS) My vin is WDB2200751A086642. Most people I've come across believe the Mercedes 4. Asking $750/OBO which includes the 2 BMC Air Filters. 5 Liter naturally aspirated V8 engine designed for Mercedes-Benz R172 SLK 55 AMG and Mercedes-AMG R172 SLK 55. I refilled it and the next day while driving I got a miss of a cylinder with a small amount of white smoke. Oil leaks on the engine wiring harness (camshaft sensors and camshaft adjusters) Engine valve guide wear. Dec 17, 2011 · 1- Micro Leak of a Hose. There is an atmospheric version of the engine with a cylinder deactivation system and the M152 index. M152 engine is an M157 variant, but it is revised by the AMG, a subsidiary of Mercedes. I purchased my r107 with 104k on the clock a few years ago. Received 35 Likes on 16 Posts. 705. 2014 GL450 with 110,000 miles engine (V8 bi-turbo) suddenly stopped for no apparent reason. Displacement: 4. One of the best engines of the last several decades has already been retired. I tried to post this on the AMG section but, there was not an individual forum for W212 AMG models. Folks on various Mercedes-Benz-focused forums also report this problem Mar 3, 2021 · Mar 3, 2021. Add dielectric boot grease to end of boot and spark plug boot area. Product Description. I finally brought my car in to do the Wrist Pin work. Its difficult to think of a modern Mercedes AMG engine that hasn't had some kind of issue down the line. The Diverter Valve releases the boost in high-boost situation and/or boost spikes. I would like to know the order of numbering of W203, M112 engine cylinders. When I say massive, I can't quite determine from the boroscope just how deep they are , it is not a very Feb 11, 2023 · 3 posts · Joined 2012. #13. Bank 1 refers to the bank to which cylinder number 1 belongs. E Class e63S AMG m157 wagon help e63S AMG m157 wagon help. 58 seconds Ferrari Enzo – 7. crank sprocket. ohlord:bowdown: 00-02 drivers side self dimming heated mirror. For instance, an ECU and TCU tune will be more expensive than a pair of drag slicks. [2] In contrast to the port-injected M273, the M278 Dec 18, 2008 · sambam2006. May 24, 2013 · May 24, 2013. Jun 22, 2022 · The MB ones I know of were Beru units wth MB part number & logo on. on the bottom passenger side timing chain. The M278 is based on a 4. Just an FYI for those of you with a CLA45. Aug 16, 2022 · The Mercedes M157 engine is a 5. Apr 3, 2023 · In this video, we discuss a common issue we have been seeing on Mercedes M278 & M157 AMG V8 Biturbo engines up to production date 12/2013. Dec 4, 2023 · The M276 V6 isn't immune from this problem, either. eddie aka drakon. The fuel injection system uses Bosch's new piezo-electric direct fuel injectors that Early M157 engines (pre some time in 2012) had an issue with oil draining down from the cylinder heads which meant that the camchain tensioner was starved of oil on initial startup. 3) It looks like a lotta smoke comes out of the exhaust. Remove 2 top cold air intake pipe, remove fan assembly. Alignment is 189. Mercedes-Benz B250 Electric Drive, 2008 Honda Odyssey, 2008 Honda Fit, 2003 Honda Civic Si. I do have a warranty to 125k miles and recommend you get one if possible, one wrong turn with the electronics or mechanics in the car Aug 27, 2023 · Hi all, appreciate all the help thus far. It produces an astounding 518-577hp, depending on the model and AMG Performance Package. 5 with a lot more torque than the m177 with only a 83mm bore. 6-7 weeks for diagnosis and replacement. Posts: 188. Mar 30, 2022 · Long time reader first time poster. However, their speed increase makes up for the cost. Maybe that's why I thought the fuel economy wasn't that bad for a 5 liter V8 (if this even works as it should). The problem is its not always there it does it every day but not Jan 14, 2006 · Rafael Grullón Discussion starter. 2) I don't feel the car shake or move at all while I'm driving. com. 4 Turbo Upgrade, Mercedes M157. Likes: 78. No problems with it, I just never realized there even was such a thing until a few days ago. That is one TINY leak!! Nothing Visible. Hello, I am considering a 2013 S550 4Matic with almost 200k-km. There are six states of output with the M157. It is the third variant that makes up the trio collective of the Mercedes M278 engine family. There was no coolant under the vehicle. 00. motacar. Nov 12, 2008 · Nobody denies there aren't issues with the M157 Tom. Oct 21, 2021 · christophhoffmann said: Reaching out to all the engine building fundis out there. They have one in using around 4 litres of oil per 1000 miles, on an engine with less than 10k miles on the clock. Add antiseize to threads optionally. 2012–2016 Mercedes-Benz GL 63 AMG. AMG’s Affalterbach plant in Germany exclusively developed and built the M156. I purchased a CLS 63 2011 on 7th September privately and on the 13th the car began to misfire on the M1 motorway and the engine light came on, the car was hesitating on idle and juddering. Only at a stop light and when I start the car. Various oil leaks. Planning to take lots of pictures. No leaks, impact etc. Motor mounts are leaking 1823. If I can get the picture regarding the cylinder numbering information, I will appreciate. The cylinder bore diameter is 102. For the M157 Owners, is there any major problems you’ve experienced with your engine after owning a m157 car. The next common problem on these M152 engines is the timing chain stretching that often happens when the engine gets a lot of miles. There are three engines inside the M176/M177/M178 family; all of them are different on each of their own. 7-liter version of the M273. use a spray bottle of water, spray all around intakes while idling, listen for stumble of motor. The car idles rough when its idling 650-700 RPM. wow - will attach pics below. #3. I bought and fitted an Intermotor (coil been ok), l I have a new Bosch one which I keep as a spare. Valvetrain: DOHC four valves per cylinder. Orange dots appeared on my white paint all over. GM uses 1,3,5,7 and 2,4,6,8 beeing number 1 in Jun 21, 2021 · Photo: Daimler AG. This problem, along with the timing chain and tensioner problems, is unique to the first few years of the M278’s manufacturing run and was mostly fixed by the end of the line. I have a 2013 ML550 with 110,000 miles. When the engine is warm and in drive there seem to be a ticking noise. Folks on various Mercedes-Benz-focused forums also report this problem Jun 8, 2009 · Havent' had any problems whatsoever. 0600 Internal . 6-liter V8 direct-injected bi-turbo engine introduced in 2010. RPMs go to 1100-1200 on initial start-up, then drop to around 650-700. Just received a letter From Mercedes that the cylinder heads on the M260 engine have had their warranty extended to 15 years or 241,000 km. Previously: 560 SEC RennTech/AMG (1990), 420 SEL (1987), 420 SEL (1989). they are few. It has a 6. 261 posts · Joined 2002. Harbor Freight buys their top quality tools from the same factories that supply our competitors. Fuel injector issues on early models. It seem to disappear when in park or neutral. I. So my question is, the car has 150k miles but has incredibly Jan 24, 2023 · A250 / 2021. if not then swap the connector and see if it moves with that,that way you can track down what part it is. From the beginning my V12 SL600 engine made a slight ticking noise when in idle. But you have the opposite, rough idle when cold. The inside of the engine is as clean as can be: It looks new. 2015–2019 Mercedes-Benz AMG GLE 63. 0 L (3982 cc) Compression Ratio: 10. coil pack 3 issue and RAC lovely man The M276 V6 isn't immune from this problem, either. The car has 56K miles on it and what do you know it is out of warranty by 6k miles and few months. 17mm special spark boot tool. This is the Aluminum-silicone cylinder treatment. M278 Vs M157 valve liftes, camshafts. 00 (the line before the "Y". org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. All the cylinders on the right bank have massive scoring marks on the intake side of the cylinder wall . After 2 months I started having problems. I use a pin to block it so that after the belt install, tension will restore after removal of the pin. Sep 7, 2020 · Sometimes when the intake overheats I start to get engine light flashing and stalling engine + rough accelration. For the S-Class and CL-Class, power is 400 kW (544 PS; 536 bhp) at 5,500 rpm with 800 Nm (590 lb-ft) of torque at 2,000-4,500 Jan 6, 2011 · 1) idles rough. Jan 24, 2023. During research, came across this video about the oil pump solenoid. They did not argue about the diagnosis of the problem and the service advisor told me it was their first repair for the wrist pin. Took almost a month to get the part. Depending on the model, the M157 had a wide range of output levels. The M157 is prone to its share of problems including the timing chain, timing cover, spark plugs, and coolant hoses. 00 (slight vibration felt after you stop the car) Steering Dampener 1262. Feb 19, 2024 · Join Date: Apr 2022. 0 mm stroke for a capacity of 4663 cc, the M152 and M157 AMG engines had 98. The driver side timing chain marks are at the rear of the sprocket and not visible. Drivers side has dropped 2 times briefly then raised back up. Any paper things look good, including service records. exhaust camshaft. The check engine light came on and with in a minute the engine started making a funny noise. May 24, 2023 · ML63 M157 Engine cover help. These M157 / M278 spark plugs are designed and manufactured for not only high power applications but also factory replacement. Jan 9, 2024 · As many of you may or may not know, Mercedes Benz M278 V8 engine used silitec cylinder barrels for many years. I found it! Cylinders in MB V engines go 1,2,3 on the right side and 4,5,6 on the left side for V6. Just want to know this as it very crucial to troubleshooting Dec 28, 2020 · You’re looking to get some new go-fast goodies, and this MBWorld forum thread starts with best bang for buck. Eventually, it was replaced with the M157 and May 7, 2023 · 2016 E63 Estate (previously GLC AMG 43) May 7, 2023. recently purchased a ML63 and unfortunately, the Mercedes Emblem on the Plastic engine cover has gone walkabouts. 5. It should take 3 days. Car had previously been diagnosed as needing a timing chain. I have changed spark plugs, coils, cooler waterpump, o2 sensors but still the same problem and the top water tank keeps reducing water once intake overheats. i have had it for about two month now and i think i have a problem or its just me. Performance Tunes for E63, E63S, S63, G63, CLS63, and CLS63S AMG vehicles. From silver star to silver star, Jul 3, 2021 · Hi all, I have a W221 with the m278 engine (11 s500 - 4. 86 in × 3. 7 tt) I have an engine rattle. Your Mercedes. The M176/M177/M178 is a petrol V8 engine range designed by Mercedes-AMG, replacing the M278 and M157 engines, and is based on the M133 engine. May 5, 2009 · Here is what they found. Would love some leads or info if anyone has it available. One was about some allegedly incorrect machining of pistons on M156 v8 engines. Evening all. Insert boot back on. Gents ! MB S500 M278 - 2011. harborfreight. Click to expand w202 - 1995 C36 AMG w124 - 1994 E320 sold w201 - 1991 190E 2. This was fixed by adding a check valve to an oil gallery in the cylinder head, and revised camchain tensioner and guides were fitted at the same time. Oct 27, 2020 · Hello, I have a 2016 GLC300 and a check engine light of misfire. on top chain coming from the crank sprocket. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Jan 12, 2021 · Harbor Freight Tools – Quality Tools at Discount Prices Since 1977. 4 engine . intake camshaft. good uck. They have updated the list of parts lately, and they now change the pistons too. Dealership has checked out the vehicle after taking the head off to look inside the cylinder #2 - found out that cylinder #2 has a cracked piston that is 1. 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. Two BorgWarner turbochargers are installed in the engine in a “hot-V” configuration, sandwiched between the two cylinder heads. Folks on various Mercedes-Benz-focused forums also report this problem Jan 7, 2024 · 6. Keeping a close eye on piston scuffing helps prevent scoring and seizing. The M276 V6 isn't immune from this problem, either. 6 sold Mercedes-Benz Forum. Jan 31, 2015 · ML 63 AMG Engine Problem. If I stop and turn the engine for a few seconds, restart the engine it runs fine. replace them all. The M157 was installed in the following models. Weight: 461 lbs. I drove a 2000 W210 E320 for years and my father now drives a 2013 W212 E63 AMG (RWD, M157 Engine). Everything else is standard belt removal by loosen tensioner. The plan is to preemptively replace rocker arms and compensators on the rearmost cylinder, as well as the cam oilers and the valve cover gasket on that side (there's oil on the manifold, so it's not just on general principles). 2- Head Gasket Leak (bite my tongue!) 3- "Weeping" Water Pump Relief Valve (aka pump on it's way out) 4- Faulty Reservoir Cap Pressure Value. Ml63. Jun 9, 2020 · 1 post · Joined 2020. middle sprocket. This affects 2019 - 2022 A-Class, CLA, GLA, GLB vehicles. In this article, I discuss these common M157 problems along with symptoms and replacement. Class S 500 M278. This information is received by the computer, which then uses this data to further calculate the time of ignition and the timing of fuel Nov 20, 2015 · M117 Head Gaskets. Current Cars: Mercedes-Benz GLA45. We’d need head bolt, rod bolt, main bolt, cam cap, balancer and flex plate/flywheel torque as a minimum. Messages. Five squirts of gasoline are delivered by the new Bosch piezo-electric direct Dec 4, 2023 · The M276 V6 isn't immune from this problem, either. Spark Plugs, M157 / M278, NGK. "Bis Produktionsdatum 16. 2015 und bis Motornummer 30266191" Best regards und viel Spaß noch! 👀 The Mercedes-Benz M278 [1] is a family of direct injected, Bi-turbocharged, V8 gasoline automotive piston engines . For all engines, however, the cylinders were spaced at 106. After miles of highway driving, 2 miles on local road stopped at a light and car shutoff. If you have a pic/pics it would help. . R231 C217 W222 W221 C292 W166 X166 W463 W216 W218 W212. Aug 18, 2021 · There are three SA codes with the same number 479, strange. In February 2020 a headlight blew. have a 2016 E63 estate (love it) and had a misfire issue the other day. 3rd Generation Diverter Valve for the M157 5. 5L twin-turbo V8 first released in 2011 AMG models. #1. Tags e63s m157 spark plugs transmission Sep 18, 2021 · The Mercedes M159 engine is a naturally-aspirated, water-cooled, eight-cylinder gasoline engine. it's fairly straight forward. 5L V8 BiTurbo features an all-new Blow-Off Valve implemented into the re-designed OEM turbo tubes. Mods: After market air intake, downpipe, tuned. 430 kW 585 PS 577 bhp 800 Nm 590lbft. When it had around 125k I replaced the timing chain, tensioner, guides, etc. Hey BenzWorld. Went in for service March 13,2020. Engine number start : 2789xx 30 266191, Mercedes change over to cast iron cylinder barrels. Jan 1, 2023 · Jan 3, 2023. Cylinder Bore Scoring. According to Eric, the issues with engine bore scoring are also present in the AMG variant of this powerplant that goes by the internal moniker M157. 2016–2019 Mercedes-Benz AMG GLS 63. The only advantage I see with the m177 is that it has a closed deck block compared to the m157's open deck block. The vehicle is now almost 1 year at the dealership and the special service technicians came out to Oct 3, 2022 · Nguyenimproved Discussion starter. 3 compression rating. Even with stage 2 tuning options seems like the m157 gets better gains. A box of eight pistons arrived from Merc with gaskets and seals for them to fit. Apr 19, 2023 · 1 post · Joined 2023. Jan 3, 2020 · 6. As we mentioned earlier, this engine is the developed version of the M156. IMPORTANT EMISSION EXTENDED WARRANTY INFORMATION . 2012–2018 Mercedes-Benz CLS 63 AMG. It has been replaced by a downsized, turbocharged engine that while good Feb 16, 2024 · Cylinder scoring is an advanced stage of scuffing caused by friction. ky hu pd mn rv qs sw rm gn qw