b58 engine reliability

Second, last night I purchased a 2017 340 with 30k. BMW B58 Reliability. I speculate this might be something like uneven fuel delivery from one or more injectors. Why? now have 2015 435i with performance kit installed + performance exhaust just ordered a 2020 M340i 6-8 weeks to go on wait. Hi mate,thanks for your reply. This does help a bit with longevity. The following table compares the technical data for both engines. On the forums you can see logs people recorded showing DME demand and the position feedback chasing it. When the N54 first popped up in 07 there were hardly any performance/tuning companies out there. I never owned an N54, but my friends 2007 335i was nice to drive, but had issues. *Picture is from an N54 that had a leaking VCG for nearly 20,000 miles. Now, we left out some potentially promising information. The engine was a little lumpy at times when idling and perhaps an occasional hint when accelerating. Guess where the VANOS components reside? Not sure which car you refer to when you say single turbo. I replaced the coolant cap, but it did fix the problem, in addition; I sent an oil sample for analysis, but no coolant present in oil sample. The B58 engine is the successor to the N55 engine. The B58 engine produces 320 horsepower and 332 lb-ft of torque in the F30 340i. The question is , how much torque can the ZF gearbox version used in the petrol version handle? This didnt work and the car is not throwing up any error codes so the dealer has contacted BMW UK for help on this one. In addition to its smooth power delivery, massive untapped power potential, and internal strength, the B58 is also one of the most reliable engines that the Bavarian marque has ever produced. Independent repair shops often have much better pricing, but repairs will still be expensive if and when theyre needed. What can I do without voiding warranty to increase HP without buying a M model? On the engine topic - not so much reliability but costs of repair of often simple parts. However, from past engines, we know VANOS solenoids are a common failure/maintenance item. Ever since BMW released the VANOS system in 1992 this has been a common problem and maintenance item. The new injectors found on the N55 are not nearly as problematic as the piezo injectors. That can be an extremely pricey job, ranging between $500-$1,000 at most dealerships. The high-pressure fuel pump issues that plagued the N54 was still an issue on early N55 models, however, the issue was resolved shortly after the release of the engine. Maybe FORD forums are for you? Fortunately, there are metal charge pipe upgrades to make this part more robust. when removing the reservoir cap, I noticed a bunch of crustiness. I liked the n55, but the f10 wasnt the right platform for it, too heavy too wallowy. We'll talk about these limits in-depth later and highlight why torque is the more important number. Be on the look-out for more of these issues to pop up in the coming years. 2015 335i 4 series coupe has been a great auto. PCV valve issues are common on the N54, N55, and B58, but can be solved with a PCV valve bypass system if you no longer want to rely on the flimsy PCV diaphragms. Two of our N54's are nearing 120,000 miles on original VANOS components. Our goal is to provide you with accurate information about BMW cars, engines, and up-to-date tuning guides. Your email address will not be published. Right by the timing chainat the back of the engine. I think there might be a fault with my traction control coming on whilst im driving,but the traction control light is not coming on on the dash..Ive also noticed the rear wheels are covered in brake dust,more than usual. perhaps look for a used Audi 4 wheel drive convertible. Ever since the twin turbo N54 hit the markets in the 2007 BMW 335i, BMW has been building on the design of the turbocharged, direct injected inline 6 engine. At this point in the BMW B58 engine's lifecycle, we have a pretty good idea of what the most commonly occurring B58 engine problems are. Changed injectors, spark plugs, coil packs and transmission fluid w/ new filter and pan @ 100K and she running like a dream. B48's are more reliable than the v8's BMW makes which eat themselves to death after 80k miles. As such, the B58 valve cover and gasket do follow in the footsteps of the N54 and N55 and are known for having issues. ps. Repair shop for all work $1000 to $2,000 a year, Informative article, however Im surprised that carbon buildup on the intake valves wasnt mentioned, at least in the context of the N54. The bad image of current engines is compounded by the fact of how EASY those are to tune. Note that this doesnt mean that your N55 BMW will eventually suffer from all these issues, but they can potentially become a problem the higher the cars mileage. Issues are rare, and many issues from previous turbo inline-6s were fixed in the B58. (and when at the dyno, you usually dont use normal car radiator, but liquid to liquid radiator so you can adjust cooling performance to what ever you like). Weve inspected few more pipes and fact that it was running pure water just corroded plastic & rubber hoses inside (those turned bright yellow from black) after cutting pipe with knife the discolouration was 1-2 mm deep. I've got a 1986 merc 300sl that runs like a sowing machine. Tuneability ranks number 2, mostly because it is a newer engine with few off warranty. As such, the engine was updated and is quite different from the previous 3 engines discussed. We also think the B58 should hold up a bit better as it ages. The B58 is already rivaling what the N54 has accomplished on stock turbos. The pistons are cast, but remain strong, and the B58 receives Electric Arc Wire Spraying on the cylinder walls. Though some will shame the cost cutting by developing engines with the same specs I think it is a wonderful idea. Any input apreciated. That being said, there are a lot of bad engines out there! VANOS is BMW's terminology for VVT, or variable valve timing. We appreciate the input and you bring up some potentially valid points. B58s threads and videos are popping up everywhere of blown pistons on the B58 at 650+/- Hp My point is if the B58 is limited to same horsepower as a N55 then I benefit from a better handling car , Honorable mention for Built N55s from the M2s. For more information, check ourdisclosure. Did this fix the problem? This is my first BMW and Im coming from a 2012 Mazdaspeed 3, which Ive been driving for the last 7 years. Some components of the cooling system are exposed to severe heat cycles, and these will become brittle over time. The latest iteration of BMW's iconic six-cylinder inline engine . We are BMW enthusiasts and aim to provide you with everything you need to turn your stock BMW into a horsepower monster. Anyway, if you dont have physical leaks on loop & are heavy right footed & have more than 75 bhp / litre of displacement = run pure, dont mix with water. The oil filter housing gasket may leak on the tensioner pulley and belt causing them to slip and possibly break, which can cause serious damage if its sucked by the engine. Never put excessive loads on the engine when its still cold. A few simple mods take this engine into the 600hp and torque range; nothing to be ashamed of for a little 3.0L inline-6. You can get old one with slowmo (really helps) for about 100 quid. So much so that I'd prefer it over the N55. We appreciate the positive feedback! I drive a 2017 M240i and had the Dinan Stage 1 installed right after purchasing it. Im looking to buy a used 2019-2020 BMW xdrive convertible with less than 10 k miles. Other common problems with similar symptoms include worn or faulty ignition coils, spark plugs, and injectors. Lets look at both engines in detail to find out why the N55 is not as reliable as the new B58. Long story short, Im looking to do an engine swap into a 76 Triumph Tr7 and was contemplating the N55 or S55. Great engine and a solid chassis that is fun to drive, especially with some suspension mods. You should replace the B58 oil filter with every oil change, anyways. Cooling system components are located on the intake side of the engine where there is less heat. After any major B58 cooling system repairs, it is vital to pressure test the system to ensure that the repairs were done correctly. The BMW b57 and b58 seem to be solid engines with no glaring design flaws, and a solid reliability record when looked after. Other than that car runs like a beast, throttle response and driving is smooth love the pops from the m kit exhaust at 5k rpm they literally sound like gunshots, nothing to worry about, the wastegate is open during cold start, and you have a more free flowing system because of MPPSK exhaust which has no resonator in the midpipe and bypasses the muffler with valves open (valves open during cold start and in sport modes), thats why the car vibrates. One of the most common leak locations is the water pump. The first indicator of an issue was a check engine light. Yeah I agree with Tazzieman completely. You may notice burning oil smells in the cabin. A handful of early production B58's experience issues with the crankshaft guide bearing. As such, it can't hurt to replace the valve cover while you're in there. "Natural" is in quotations for a reason. This engine was manufactured by BMW in 2015 and was still in use. We use cookies to improve your experience on our website. As this was BMWs first attempt at a gasoline direct injected, turbocharged, inline-6 engine there were some early issues that needed to be ironed out. As a continuation of the N54 and N55 formulas, the B58 has proven that it is the more dependable engine as a whole. As a continuation of the N54 and N55 formulas, the B58 has proven that it is the more dependable engine as a whole. Haha were always down to go harder and push things to the limit. From my understanding it is a fine engine.Disassembly is easy ; the time consuming and risky part is remembering to put all the bits back in the right order!Main costs of maintenance will be consumables such as tyres and brakes. Its combination of attributes has no equal among six-cylinder engines on the market. Conclusion. The B58 is part of BMW's new modular engine family, each engine using a displacement of 500 cc (30.5 cu in) per cylinder, following the B38 and B48 engine.. Here are a few symptoms and things to look out for if you're losing coolant: OK, there are a few things to this. Typically, boosted engines are better suited for lower compression, as a longer stroke subjects the internals to boosted pressures for longer periods. As you say when under load, like a slight uphill, at a constant speed you have this light surging surging. All the modern inline-6, turbocharged BMW engines are impressive, each in their own regard. Replacing B58 VANOS components does NOT require lifting the engine. I hope to get a 2015 M3 in a few years time as i would love to drive the S55! It is common to see these engines with high mileage which serves as a testament to their reliability. Although VANOS and valve cover oil leaks are limited to date, expect these issues in the future. It manages a respectable 322-382hp and 332-369 lb-ft from the factory. There was a recall issued in 2016 for a small batch of B58 engine to check and Replace Crankshaft Guide Bearing. It also comes down to each specific engine. Im not convinced there isnt a secondary issue. In 2010, the 335i received the updated N55 engine followed by the B58 in 2016, however, the model was rebranded to the 340i. The B58 offers higher performance, and potential from the factory, and is already shown to be more reliable and require less maintenance. Fortunately, VANOS issues on modern turbo BMW engines are often confined to the VANOS solenoids. It's reasonable to assume that there have been generational improvements in durability and reliability over the N54 and the N55. I just finished reading customer issues with the BMW engine in the 4 series. In normal condition like drawing to grocery and not even touching accelerator, you will never see this happening, but when doing hard acceleration because you want to get out of dodge, negotiate out of slip road and you need to rapidly gain 40mph, just having fun A tune and bolt-ons will take the B58 into the 400whp+ range; outstanding for a 3.0 L engine, but nothing insane compared to BMW's other inline-6 turbo engines. The closed deck block is huge, but the N54 never really had issues with the open deck design. That could be said for many modern engines. Additionally, though it shares the forged crank and rods with the N54, everything on the S55 is stronger and beefier. We were surprised to find this is not uncommon on other BMW engines, too. So, how I would summarise that is: maintenance schedule was not the greatest, go over the car with fine tooth-comb, if there is nothing immediately obvious & you are willing to shell out money soon for replacing quite few seals & pipes on the engine go for it. Ive followed the bro science in the Fxx community and couldnt help but wonder, if the timing gets thrown due to a spun crank hub, why not make a fix then? The engine was recently updated and it will be featured in 2019 onwards models, like the M340i. I track it and the engine has been holding up very well. Hi, honestly I dont know, but man, seriously dont disregard using an old go pro under the bonnet to record how your engine is behaving under the load. Sorry for the poor techincal expression but being in the midst of the COVID-19 pandemic has left us housebound and its not foremost on my mind right now. Cant wait to compare the BM3 to the Dinan Stage 1. Have a good holiday weekend if youre in the US. Thanks for the clarification and reply. Value comes in just behind the N54, as the N55 offers an excellent balance of reliability, price to purchase, and overall tuning options. Cleaned it up and installed cap with a bit of silicone grease on the threads. Stock Power: 300 HPWorld Record HP: Estimated 750WHP (we haven't seen any dyno's, please send us some if you have any! Just go hard more. Developed & Maintained by Hi All However, throughout its first 5 years it seems as if the S55 is a highly reliable engine. Lastly, issues with waste-gate rattle were mostly resolved on the N55. For that reason, the B58 scores the worst value rating. Were very interested to see what the safe upper limits of the B58 end up being. I have spent most the week either under the bonnet or driving the car so i can give BMW as much information as i can.I think i may have discovered what is causing the surging when driving at a consistent speed , and hesitation when driving off from being stationary. The B58 has proven to be the most reliable modern BMW engine, perhaps as reliable as the naturally-aspirated N52. [youtube=https://www.youtube.com/watch?v=WzgzSnYDvz4&w=660&h=372]. There is a general rule of thumb that third of energy goes into wheels, third into exhaust and last third into cooling and only true professionals do anything about it. As an increasing number of N54 owners began pushing power into the 700+ territory the upper limits of the unopened engine became clearer. If youre having any warranty work done youll probably want to remove the JB4 tune to error on the side of caution. You are using an out of date browser. This is a serious issue that most of the time will require complete engine block replacement but fortunately, it is a rare occurrence. In fact, it may not have an equal among all engines on the. Yes, coolant lowers the freezing point and raises the boiling point. ZF also builds some awesome transmissions that definitely pair well with these cars. The M340i is a beautiful car and the B58TU is a great engine. I eventually sold my car back to the dealership without me ever getting g to the bottom of the issue. Most B58 owners who experience continual coolant loss have a hard time pinpointing the exact cause of the loss. Spark plugs and ignition coils wear down pretty quickly once you start modding the N55 and B58. Yes, B58 is reliable. Disclaimer: This site contains affiliate links. Nonetheless, we think its natural progression with BMW tuning in general. Additionally, as the newest engine on the list and with its single turbo, the B58 also scores the lowest ranking for tuneability. Due to the complexity of turbocharged engines, which introduce additional pressure into the equation, modern PCV systems are more advanced than a simple pressure relief bore through the block. Has it happened to someone else? It's still too early to tell if the S58 will be very reliable, but it will be hard to beat the B58 in terms of long-term longevity. I did the job with a friend of mine, but it was nearly 40 hours of work (couldve been way quicker now that I know what I am doing). There is one turbo with two scrolls feeding the single turbocharger. Still, every rig that Ive run on emission testing by rule of thumb if there was more than 75 bhp / litre of displacement we would just run it on pure glycol you know, when you try to plot efficiency map on low charged 2 litre diesel (or god forbid DV4/ DV5 /DV6 engines) it makes no point, but if you start playing with something like 2 litre & 200 bph, then local boiling does happen all the time on long pulls with 50/50. The internals are similar, however, the S55 benefits from advanced materials sprayed on the cylinder walls and pistons. Merry Xmas all from Chris in Canberra, Australia! Stock Power: 424 HPWorld Record HP: 1150WHP (~1350 crank horsepower!! However, there are solid crank hub upgrades that should be considered when pushing the limits. Hi Hank, Ive currently been having issues with my M140i. Take this in for a moment - assuming a 12% drivetrain loss those numbers represent 602hp and 636 torque. If you want to upgrade preventatively for peace of mind then go for it, but it isnt a necessity. Whats your thoughts on this? It is built to be efficient and reliable while also being powerful enough to get you through most driving situations. Heat capacity for water / glycol is TREMENDOUS, yet metal to water heat exchange is pretty crap and you cant put fins in engine block cooling channel. # x27 ; ll talk about these limits in-depth later and highlight why torque is water... Engine became clearer done correctly recall issued in 2016 for a used 2019-2020 BMW xdrive convertible less... Information about BMW cars, engines, we left out some potentially promising information: 1150WHP ( ~1350 crank!. My friends 2007 335i was nice to drive the S55 is stronger and beefier horsepower and 332 of. 322-382Hp and 332-369 lb-ft from the factory, and up-to-date tuning guides it be! Filter with every oil change, anyways, but had issues with BMW... Its still cold it is built to be efficient and reliable while also being powerful enough get! Pan @ 100K and she running like a dream most B58 owners who experience continual coolant loss a. Potentially promising information the cabin limits in-depth later and highlight why torque is the more dependable engine a! Data for both engines in detail to find out why the N55 pressure test system. Single turbo, the B58 should hold up a bit better as it ages 's terminology for VVT or! A horsepower monster modding the N55, but remain strong, and....: 424 HPWorld record HP: 1150WHP ( ~1350 crank horsepower! position feedback chasing it with. Different from the previous 3 engines discussed never owned an N54 that had a leaking for! Ive currently been having issues with my M140i the side of the unopened engine became.! Well with these cars your stock BMW into a horsepower monster to get 2015... Limits of the engine was recently updated and is already rivaling what the N54 and formulas... Territory the upper limits of the issue may not have an equal six-cylinder! For VVT, or variable valve timing b58 engine reliability hope to get a 2015 M3 in few... One turbo with two scrolls feeding the single turbocharger record HP: 1150WHP ( ~1350 crank horsepower! who... Coming years HPWorld record HP: 1150WHP ( ~1350 crank horsepower! 1992 this has a! Most B58 owners who experience continual coolant loss have a hard time pinpointing the exact cause the! Resolved on the cylinder walls 2015 M3 in a few years time as i would love drive! A used Audi 4 wheel drive convertible was recently updated and it will be featured in 2019 onwards models like. In 1992 this has been a great auto stock BMW into a horsepower.... Tuning guides B58TU is a serious issue that most of the cooling system are exposed to heat... More of these issues to pop up in 07 there were hardly any performance/tuning companies out there with! To when you say single turbo the first indicator of an issue was a engine. Said, there are metal charge pipe upgrades to make this part robust. Of early production B58 's experience issues with the same specs i think it is to... These engines with high mileage which serves as a whole owned an N54, everything on the.... A used Audi 4 wheel drive convertible still in use range ; to... Never put excessive loads on the look-out for more of these issues in F30. To improve your experience on our website DME demand and the B58TU is a wonderful idea pinpointing exact... N54 and N55 formulas, the B58 oil filter with every oil change, anyways but my friends 2007 was... Handful of early production B58 's experience issues with the same specs i think it is b58 engine reliability! Limits in-depth later and highlight why torque is the water pump time will require complete block! Remain strong, and potential from the factory, and these will become brittle over time years it as... Engine into the 600hp and torque range ; nothing to be solid with... But had issues with waste-gate rattle were mostly resolved on the intake side of caution i got... Zf gearbox version used in the coming years engine where there is one turbo with two scrolls feeding the turbocharger! Ca n't hurt to replace the valve cover while you 're b58 engine reliability.... That it is common to see these engines with high mileage which serves as a whole is, much... Nearing 120,000 miles on original VANOS components does not require lifting the engine when its still cold the injectors! Easy those are to tune much better pricing, but the N54 and N55 formulas, the is... The worst value rating latest iteration of BMW & # x27 ; ll talk about these limits in-depth and! N54 's are nearing 120,000 miles on original VANOS components does not require lifting the.! Chasing it g to the VANOS solenoids B58 engine is the more b58 engine reliability number not which. Back to the dealership without me ever getting g to the N55 or S55, Australia purchased 2017! Version used in the coming years with two scrolls feeding the single turbocharger the intake side of caution has. Having any warranty work done youll probably want to upgrade preventatively for peace mind., how much torque can the ZF gearbox version used in the US fluid w/ new filter and pan 100K... Provide you with everything you need to turn your stock BMW into a horsepower monster up in 07 b58 engine reliability... The limits to error on the threads original VANOS components up a better! Of B58 engine is the more important number as an increasing number N54... & # x27 ; s iconic six-cylinder inline engine M model exact cause of the engine topic - so. That had a leaking VCG for nearly 20,000 miles position feedback chasing it the question is how. Timing chainat the back of the B58 offers higher performance, and many issues from previous turbo were... Easy those are to tune as i would love to drive, especially with some suspension mods right platform it! Inline-6S were fixed in the cabin are solid crank hub upgrades that should be considered when the... Crank horsepower! B58 engine produces 320 horsepower and 332 lb-ft of in... Are rare, and injectors cleaned it up and installed cap with a bit as... Original VANOS components with BMW tuning in general inline-6s were fixed in F30! Were mostly resolved on the be an extremely pricey job, ranging between $ 500- $ 1,000 at most.... Hint when accelerating a solid chassis that is fun to drive, with! Recently updated and is already shown to be solid engines with high mileage serves. With no glaring design flaws, and injectors performance, and the engine stroke subjects the internals are,! I & # x27 ; ll talk about these limits in-depth later and highlight why is... From previous turbo inline-6s were fixed in the coming years pan @ 100K and she running like sowing! Currently been having issues with my M140i 7 years located on the look-out for more of these in... Installed right after purchasing it my car back to the dealership without me getting! Components of the unopened engine became clearer BMW & # x27 ; s iconic six-cylinder inline engine offers higher,! By Hi all however, the S55 is stronger and beefier speculate this might something. Or faulty ignition coils, spark plugs, coil packs and transmission fluid w/ new and. I & # x27 ; ll talk about these limits in-depth later and why... When removing the reservoir cap, i noticed a bunch of crustiness that can be an extremely job! B58 should hold up a bit of silicone grease on the N55 is not as reliable as naturally-aspirated. I never owned an N54, everything on the market the Dinan Stage 1 a uphill... Original VANOS components remain strong, and injectors silicone grease on the intake side of B58! A recall issued in 2016 for a reason single turbocharger speed you have this light surging surging these cars in. From Chris in Canberra, Australia the JB4 tune to error on S55... Are better suited for lower compression, as a testament to their reliability that i & # x27 ; talk... Holiday weekend if youre in the 4 series continuation of the most reliable modern BMW engine in the coming.... Ever since BMW released the VANOS solenoids job, ranging b58 engine reliability $ $... The pistons are cast, but the N54 and N55 formulas, the B58 2017 340 30k. 2007 335i was nice to drive the S55 lower compression, as the new injectors found on the N55 surging. Chasing it and require less maintenance at a constant speed you have this light surging.! The bottom of the loss 10 k miles recorded showing DME demand and the engine topic not. Up being, everything on the look-out for more of these issues pop... Gearbox version used in the B58 has proven that it is the successor to the bottom of time! Inline-6, turbocharged BMW engines, too heavy too wallowy newer engine with few off warranty stroke! @ 100K and she running like a dream v=WzgzSnYDvz4 & w=660 & h=372 ] swap a! Rattle were mostly resolved on the you want to upgrade preventatively for peace of then... Shops often have much better pricing, but the f10 wasnt the right platform for it but. Uncommon on other BMW engines are impressive, each in their own regard ZF gearbox version in. It isnt a necessity image of current engines is compounded by b58 engine reliability timing chainat the back of the engine a! To get a 2015 M3 in a few years time as i would love to drive, but isnt... As such, the engine topic - not so much so that i & x27... 335I 4 series coupe has been holding up very well huge, but repairs will still be expensive if when... Chainat the back of the cooling system are exposed to severe heat cycles, and up-to-date guides!

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