M47 vs n47 timing chain. Various models, such as the F30 328i, F22 228i, and X1 sDrive 28i, have been noted for these issues. The M57 pushes maximum horsepower between 4,000 and 4,400rpm while maximum torque is available between 1,300rpm and 3,250rpm. One of the crucial important considerations has been the timing chain failure, attributed to the chain’s placement on the rear of the engine, making repairs each sophisticated and expensive. In some cases, it is thought that the timing chain lasts the life of the engine, such as that in the BMW N47 Engine – BMW’s engineers designed the engine so that the timing chain is located at the back, away from an easy service area as it is expected to not need maintenance. 2011: Renew: 11 31 8 506 652 bottom timing chain. However, having just searched through Autotrader there are lots of examples of high mileage cars (1, 3 & 5 series) which have in excess of 100,000 miles and right up to 170,000. Sep 5, 2015 · Everything was ok, i just love the car, and i really care about it. BMW timing chains have snapped on a range of models Keywords: BMW M47 vs N47 engine, timing chain, tuning, car spotting, differences, comparison, E90, Irish Car Scene This information is AI generated and may return results that are not relevant. for peace of mind, by all Aug 26, 2015 · I didn't find it but stumbled across another thread while looking for it. 00 inc vat (Not including Clutch & Dual Mass Flywheel) MINI N47 Automatic Timing chain replacement Hi, I am interested in buying a used BMW 1-series with a N47 engine. 0d N47 engines, and have done for the past 5 years plus. Checkout "Vaslov" on Youtube, he does the best N47 timing chain replacements. Oct 22, 2016 · First reliability and fuel consumptions. From my experience the N47 is marginally quieter and uses 0. Duplex chains were dumped years ago. But maybe there is a solution called pre-facelift M47 engines Altough they tend to consum more fuel then the N47. Dec 6, 2020 · The BMW N47 is an Inline 4-cylinder diesel engine that has been installed in the BMW 1, 2, 3, and 5 series, respectively X1 and X3, diesel variants, that were produced from 2007 to about 2014. 0L models offer 282hp – 428lb-ft. Similarly when you type 'N47 timing chain problem' into google this is what you're going to get, N47 timing chain problems. Mar 19, 2024 · Despite its merits, the N47 has faced criticism, largely due to concerns over timing chain reliability. It's the same simplex chain as the N47. Just for anyone else interested, a quick and siple check is to remove the oil cap. I then checked the timing with a timing tool and the timing was spot on, like spot on. There is also an exhaust gas recirculation valve, dual mass flywheel and Bosch DDE7. If you're very concerned, get it done. Models equipped with the N20 four-cylinder turbo engines and N47 diesel engines show a higher incidence of timing chain problems. 13 52 7 797 906 Sprocket for the high pressure pump drive. 00 inc vat (Including Automatic Transmission Fluid & Filter, as this is part of the complete repair) MINI N47 Manual Timing chain replacement £2,272. The timing chain is located at the rear of the engine bay and is not intended to be a serviceable part. B47: Reliability & Common Issues. I'm now aware that this is a fairly common fault with this engine. M47 is fine, chain will last forever. If it gets noisy fit a new tensioner, in fact that's good insurance anyway (cheap and easy). I have not read anything about them changing out the engine, though there was this article from 2012 about BMW doubling down on their use of the chain at the rear of the engine, supposedly to go into production cars this year (2014), but I've not read where they've actually Unfortunately not. Decent performance with loads of torque available low in the rev range. BMW usually consider lifetime to mean 100,000 miles. The BMW M57 offers 148hp – 221lb-ft for the smaller displacement variants while top-spec 3. People will say that the N47 is the worst BMW engine ever due to the timing chain issue. N57: Horsepower & Torque. The first part of replacing the timing chain on the BMW N47 engine Aug 19, 2012 · 11 31 8 510 014 Top timing chain. If you can't see the timing chain then it will be the N47 engine as the chain is located at the back of the engine Aug 20, 2022 · The most common problems with the BMW N47 / B47 engine: Timing chain problems on BMW diesel engines N47 and B47; Stretched timing chain in the BMW N47 or B47 engine. Jun 4, 2024 · The timing chain resource on N47 is designed for the whole life of the motor, but in reality the durability is not good, about problems with the chain is written below. This engine is prone to excessive timing chain wear and premature failures. Causes of stretched or broken chains; Solution for cracked or broken timing chains BMW m47 wear out timing chain, sprocket, sliders. Feb 28, 2022 · My family have had no issues with N47 , but only in 2011 on guise I. Dec 11, 2018 · Bought a 2006 build 2007 M47 engined car to replace it and vastly a better unit. This engine replaced the old M47. The chain is inside the engine, and the job requires expensive, special tools. Replacement of the timing chain on the 1 series, 3 series and 5 series engines normally require removal of the engine. Mine is 7/2007 with 97. But i read that their N47 engine's timing chain COULD be a ticking bomb, not to mention the swirl flaps. 0 L; 119. If they say yes, then cancel it. Youtube Russian translation can be iffy but it's really easy to follow. I have read forum after forum and cant decide between m47 or n47. Product information:FlywheelProduct number: 21-20-7-637-279Link: https://bit. Jan 31, 2021 · We replace 6-12 timing chains weekly on the 2. 13 52 7 797 904 Sliding rail/guide rail for the bottom timing chain. So the only question is does it have to be done at 100K miles vs 150K vs 200K on different engines. The newer link style of chain is notorious for failing in diesel engines due to soot abrasion. The original M47 diesel engine featured non-common-rail direct fuel injection and a 2. Lets see how long the N47D20 can last without Time Chain failing. Also a very good watch, even makes a reference to the N47. Dec 9, 2015 · Hi all, I am looking into a 520d, and I understand pre 2007 engines (M47) were less prone to timing chain wear/snapping, but had various other electrical/mechanical problems, however 2007-2009 ish was overall a better engine (N47), more reliable etc, however prone to a horrendous repair bill if the chain were to break. I've taken my car to an independent BMW specialist and have received an estimate to remove the engine, rebuild the top end, and replace the timing chain, pulleys and tensioner etc. The N47 is notorious for its poor timing chain design, which leads to premature timing chain wear and eventual failure. From there then it is easy to think the N47 has nothing but timing chain problems and half of them have exploded by now. Jun 27, 2022 · Timing chains aren’t for life. BMW N47 timing chain replacement guide. With a new timing chain installed, we look at the bad Aug 23, 2012 · As we know, the N47 engine has a reputation for timing chain failures related to the design of the crankshaft sprocket. The N47 engine is a diesel engine that was introduced by BMW in 2007. So after having it for 2 month i went to a Bmw workshop to Check if my car was under n47 timing chain recall. Cost for replacement before the chain snaps is £960 plus vat for all 3 chains, 4 guides, 2 tensioners, cam and pump sprockets, oil sprayer, crankshaft oil seal, injector seals, genuine Bmw rocker cover gasket, associated gaskets, oil and Mar 9, 2012 · seen a lot of these engines destroyed bmw M47 engine was the better engine, but 2007 they changed to the n47 on bmw cars and later stuck it in the mini,, one big issue is timing chain, they recalled a lot of them the first n47 engines after which done a story on the massive amounts of chain failure from 40k most lasted 70k, they blamed the owners for poor servicing and engine oils etc the norm In this video, we look at how to diagnose a timing chain issue on a BMW with N47 engine with PicoScope. Aug 21, 2023 · thanks, what i meant in my comment is specifically for my car, since i already changed the tensioner to the latest spec 2016. However, after 2011, BMW made modifications to the engine design, significantly reducing the risk of such failures to the point where the problem manifested as a simple X Series E83 X3 2. But if i read about the cost of fixing above issues i would take a chance on turbo rather than timing chain. The seller for one of my favorite ads says that he had the timing chain and the tensioners replaced. ly/3uesk5VClutch D=240MM, original BMWProduct number: 21-20-7-638-466Link: https BMW N47 is a four-cylinder common rail diesel engine from BMW with many improvements over its predecessor, the BMW M47. com website). Good luck, if you're doing it Jun 11, 2019 · The real problem is that this N47 timing chain issue is so well known that wherever you take your car, the mechanics sees it as an easy money to make (around 2000Euro +) Knock on the wood, this engine is still a virgin and i would like to keep it the way it is as far as i can, unless i am not sure that it worth to let these guys tear it apart. Now can I expect the same reliability as if it was another engine, like the M47? In other words, can I expect the good reliability for what these German cars are known for? May 24, 2024 · back 2007 bmw released the latest pec diesel , this went from a good engine m47 with timing chains on front of engine to n47 with timing chains on rear of engine, so any timing chain issues means engine out or gear box off back of engine to gain access, it was not long before stories of timing chains snapped on some under 3 year old cars with 60,000 miles on them, or by 40k were rattling from When we carry out a timing chain replacement we change the complete kit: All 3 chains, both tensioners, fuel pump sprocket, all guides, camshaft sprocket, rear seal and rocker cover gasket. Support: buymeacoffee. com/headlinerYou are asking “Are timing chains on N47 OK or it is time ti change them?” ? Then watch this video and listen to noises th Jun 3, 2022 · Introduction From 2007 to roughly 2014, the BMW N47 was an inline 4-cylinder diesel engine that was used in the BMW 1, 2, 3, and 5 series, as well as the X1 and X3 diesel models. In the past week, I found a 118d with all the extras that I want and the owner says that the original timing chain and tensioners were replaced. [3] Rattling noise from the rear of the engine is indicative of the condition. 5l/100km less but M47 is cheaper to maintain. _____ Please report your year and milage and if you had any issues witht he known TIMING CHAIN on the N47 engine. 1 cu in (1,951 cc) block. It's kind of a crap shoot IMO: M47 with bad swirl flaps that blow up the engine, or N47 with bad chain that blows the engine. BMW timing chains have snapped on a range of models The N47 has a 'rear' timing so to change it you have to dismantle half the engine and the gearbox, generally the price of this operation in my country is 3x more expensive than for the M47. The timing gear on these engines are known to fail, to the point that BMW issued a recall for the timing chain gear a little while. 6L application and the B47 for the 2. 2009 - 01. Satisfying to hear then run after the chain has been done, definitely sound much healthier. The situation is indicated by a rattling… Jan 10, 2018 · when the cam cover is out, don't forget to inspect all the rocker arms/valve lifters. Ever had an N47 timing chain go Not too hard to do, I do it from underneath with the gearbox out method. N47 vs. Dec 3, 2017 · Of course the fuel ecinomy for power is grate. The N47 engine family is prone to excessive timing chain wear and premature failure. BMW N47 Automatic Timing chain replacement £2,084. In the case of the N47, the chain cannot be replaced without completely removing the engine from the car. And it was on the list to take action. I was 5 degrees off so ended up checking the chain with a timing tool. So i thought, thats great cause now i was in the system and in the prosess to make sure my engine would stay healthy. 0/DDE 7. Find out what the BMW N47 engine sounds like before and after the timing chain replacement. Feb 11, 2021 · There is now a TIS procedure for changing the top chain without having to take the cylinder head off. It can collapse while the engine is running, which causes Introduction The BMW N47 is a four-cylinder inline diesel engine, it's the successor to the BMW M47 engine. Oct 27, 2022 · All chains wear, no exceptions, but in the past with dual chain designs they were more robust than they are now. com Nov 16, 2017 · 2006 BMW 330i [0. 1. It is at least a roller chain which gives a fighting chance for lifespan. It is very weak – it stretches over time, and ultimately snaps. A range of BMW diesel engines produced between 2006 and 2015 appear to have a design problem affecting the timing chain. Jul 6, 2018 · The person in the video was 10 degrees off and you can clearly hear the chain rattling. I am looking for either a 120d with a M47 or a 118d with a fixed N47. The N47 engine debuted in March 2007 in the face lifted 1 Series BMW E87 and E81 and was available in the 1 Series BMW E82 and E88, which were introduced later in the same year. Generally speaking, the N47 is a pretty great engine. I'm not saying the N47 doesn't or never did have those, but you get my drift. 00] M47 or N47. Timing Chain Failure The timing chain in BMW sold a lot of these 520d's, so these N47 engines are dime a dozen, so more stories of chain failures would of course pop up on forums over time, but if you want. gl/x0Juyl Instagram: Apr 10, 2023 · Basic BMW N47 Engine Specs. E a 2011 520d , 2013 320d. The N47 engine family is prone to excessive timing chain wear and premature failure, later engine versions designated with a T (technical update) have a revision to prevent this happening and a better ECU setup. The N47 engine series is prone to early timing chain failure due to severe timing chain wear. First off, as said, the timing chain is still located at the back of the engine. The N47 had the timing chain placed at the rear of the engine as BMW felt that access to it would not be needed for the life of the vehicle. I'm looking to own a 320D and I do know about the timing chain problem on the N47, however when I am browsing threads here quite a few people own an LCI 320D and don't seem to be bothered about it. Engine has major damage. 000 miles on mine and there is little noise on the timing chain. See full list on bimmerly. BMW M57 vs. Why do N47 timing chains fail? The main reason why the timing chain fails on the BMW N47 engine is because of the weak tensioners that fail to apply the ideal tense onto the chains. N47, N47DK0, N47S, N47T, production period 05. The main advantage of the B47 engine over the N47 is its improved reliability. Feb 17, 2012 · Hi im after a diagram and fitting instuctions for the timing chain on a n47 120d engine please. Another thing on the N47/57's side is rear mounted chain gear. As well as cleaning and prepping the sump and timing cover, replacing the coolant, oil and oil filter. and my car is build 04/2015, so already have the revised timing chain and its plastic. Jan 5, 2021 · The timing chain inside the BMW N47 engine suffers from excessive wear and premature breakdowns. Spend £1,000 on a precautionary replacement, and you won't be significantly worse off in the end. The N47D20 is still being used today. . To my surprise the chain was very tight with no play on the links that were round the socket at all. _____ A range of BMW diesel engines produced between 2006 and 2015 appear to have a design problem affecting the timing chain. M47. Up until 2011, these engines were susceptible to catastrophic timing chain failures. 0L applications. Jan 23, 2016 · I recently suffered the misfortune of a snapped timing chain on my BMW 123d N47 engine. 01. First seen in 1998, the M47D20 produced 100 kW (134 hp) and 280 N⋅m (207 lb⋅ft) in its original 320d/520d guise, and 85 kW (114 hp) with 265 N⋅m (195 lb⋅ft) in the 318d variant. 1 control unit. Mar 20, 2024 · The N47 engine sequence has been topic to scrutiny relating to its reliability, with a number of points coming to the forefront. If they say that they will cover timing chain failure, put that letter away somewhere safe. On the contrary , everyone I know that has owned a 2007-2010 n47 has had issues with the chain! 3 Series E90 320d (N47) SAL > BMW Workshop Service and Repair Manuals > 2 Repair Instructions | 11 Engine (N47) | 31 Camshaft | 5 RA Replacing Both Timing Chains (M47) | Page 373 May 26, 2014 · If you catch it prior to complete failure, the timing chain and its related components can be replaced by a mechanic or skilled and well-equipped DIYer. Feb 5, 2014 · Nevertheless, the N47, while not recalled, has had updated camshaft (timing) chains fitted in later years (you can see this on the realoem. The rocker cover needs to be removed then a link in the top chain is removed and a new chain is fed in while keeping tension, then the old chain is pulled out and the new chain is properly crimped with a new link. 1 Series E81 118d (N47) 3-door > BMW Workshop Service and Repair Manuals > 2 Repair Instructions | 11 Engine (N47) | 31 Camshaft | 5 RA Replacing Both Timing Chains (M47) Feb 26, 2018 · Ask them to confirm in writing whether they are now excluding timing chain failure from your cover. g timing marks torque settings etc etc Sep 10, 2016 · There is a big risk best avoid cars with the 177 bhp N47 from 2006-2009 (or 2010, cant remember). 11 31 7 797 899 Sliding rail/guide rail for the top timing chain. Timing chain failure may call for engine replacement or a costly repair. In 2019 it is due to begin being replaced with the B47. Mine has just started to have a very faint noise so am going do just trying to find as much info out before i go ahead and do it e. 2007 was the year the N47 engine came out, so depending on exactly which car/date you have it might be the older M47 or the newer N47. The N47 was produced until 2014 when it was replaced by the B37 for the 1. 03. How to remove N47 engine and replace timing chain. isdues Swirl flaps Cooling Turbo N47 Dreaded timing chain I believe the n47 more revined and punchier engine. Until 2011, these engines were prone to catastrophic timing chain failures. My first choice was the facelift version, manufactured between 2008-9. The cause of the timing chain stretching; Timing chains that skip or break. Jumps over sprocket, when turning backwards. If you can see the timing chain then you have an M47 engine. Subscribe For Regular Videos http://goo. i am asking that despite having the latest of everything, if i still need to change the timing chain down the road. However the N47 went well with 215bhp. 0d (N47) OFFRD > BMW Workshop Service and Repair Manuals > 2 Repair Instructions | 11 Engine (N47) | 31 Camshaft | 5 RA Replacing Both Timing Chains (M47) BMW Workshop Service and Repair Manuals Mar 30, 2022 · Some of the issues that the N47 experiences are faulty timing chain, faulty crankshaft sprocket, failing return spring, EGR issues, and power steering pump failure. They sometimes break or have crack on them. Please click the link below The N47 engines are generally alright as long as they are regularly serviced and maintained. You are far better off with a 6 cylinder diesel at this age they don't have problems with timing May 6, 2024 · Despite its qualities, the N47 has faced criticism, mainly due to timing chain reliability issues. I know these share the same engines with the e90, so I thought this subreddit would be a good place to try and get some advice. It does not represent TikTok’s views or advice. bmkjvreroquwuulqbzuobccsurtjsrvejwcuviumyswoneviaxvqgf