b58 engine reliability

Something doesnt add up. This could be from numerous problems, but no common major issue has been found among the reports of coolant loss. Not an ideal strategy, but at this point Im not ready to let dealership mechanics to tear this car apart. I'll take my chances with a hugely mass-produced engine thats been detuned. One problem that may be found are issues with the stock crank hub. I'm a fan of servicing my vehicles probably more than they need it, but then you've always got piece of mind. Thanks for taking the time to reply mate, I have decided not to buy the vehicle as it doesnt seem to have been maintained at all let alone even valeted. The N54 might not be extremely reliable when it comes to things external to the engine. . The N55 and B58 are similarly designed 3.0 inline-6 single turbo engines. Hi Al l/ Zach, JavaScript is disabled. Expect B58 solenoid issues to arise around the 80,000-100,000 mile mark. Rear mounted VANOS and timing chain. However, you may make it well past without issues. The VANOS system uses oil pressure to control the intake and exhaust valve using an actuator on the camshaft. Nonetheless, you must pay to play and the N54 is no exception. Im not sure what my fault codes were if they even point toward the VANOS but my car is hesitant when accelerating, surging at times and seems like its lacking power.. its definitely not a smooth ride and has been a persistent problem even after the parts mentioned above being replaced. Im impressed to say the least. Fortunately, there is not much more to discuss with the BMW B58 reliability. Notable changes from the N55. We appreciate the positive feedback. Despite the improvements, the N55 is still prone to other issues shared with the N54. There's a difference between durability and reliability. 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. Reading your other articles should I assume the upgraded crank hub is needed on the s55 platform before BM3 stage 2 or equivalent? Just purchased a 2021 M340. The BMW B58 is a turbocharged straight-six engine, which began production in 2015. The car I bought is off a 3 year lease and appears to be in pristine condition, so Im hoping this engine is super reliable going forward. Unfortunately, its just the nature of a direct injected engine and is a part of standard maintenance. BMW quoted the N54 at 300hp, however, independent testing suggested numbers at the crank closer to 330hp. Replace valve cover gasket and oil pan gasket at 160K. Hardly worth mentioning as it is only a handful. A 2017 340i M Sport uses the B58 engine, which is a single turbo. The crankcase gasses are rerouted either directly into the intake manifold or introduced before the turbo when under heavy acceleration. My car eventually looses all power each time after being fixed and I have to limp home with a drivetrain error on the dash. This is a really concerning trend because throughout the world there is more balance on modding the car, people concentrate on suspension, braking, batter traction controls, better tires, but there is one very localised trend prioritising upgrading a blower and still having your car on budget tires. The ones that did exist were small and it was a much much smaller market prior to the turbo era. Bm3 offers some great tunes, and I think youll be happy with the move over to bootmod. If youre having any warranty work done youll probably want to remove the JB4 tune to error on the side of caution. Bimmerly is a hub for BMW enthusiasts. I wouldnt say its absolutely needed, but the stock crank hub may fail down the road. It's worth a shot. Most repairs at the dealer will easily run over $1,000. Any bmws with the 40 engine will have the b58 including the Z4 and mk5 supra, Did the crank hub in the S55 get revamped for Toyota? Change places of where your camera is so you can better locate it etc. One of the most common leak locations is the water pump. *Picture is from an N54 that had a leaking VCG for nearly 20,000 miles. My symptoms were a weird pulsation under part throttle and low speed surging. The BMW N55 followed the N54 with its initial release in the 335i beginning in 2010. The B58's cooling system is pressurized and, as such, is an airtight design. Although, VANOS work can be done without lifting the engine. Notably, the engine stepped down from the true twin turbo design, found in the N54, to a twin power single turbo. BMW UKS reply was change valvetronics and re-programme. [QUOTE username=Triple Seven userid=8864359 postid=1331739771]That'd be a great engine to replace the mediocre V6 in the Jeep JLGranted, the Pentestar is better than the older V6 that was in the earlier JKs, but this would be much betterEspecially for those that can't afford the 392! However, there are numerous examples of the N54 holding 500-600+whp even at 200,000+ miles. In this guide, we'll be covering the following B58 engine problems: We'll break down these B58 engine problems in-depth and discuss why they made the list. Outside of that, meth definitely has some great performance benefits. It does not have signs of issues with any of its internal components. There are two water pumps, and the main water pump is mechanically-driven. Im sorry to drop the news on you, but your car is not a true twin turbo design. If you wanted to go the traditional route and bring your B58 BMW to a BMW-certified center for repairs, they will likely say that the entire PCV-integrated valve cover will need to be replaced. ansolutely thrilled. We do know Toyota did re-design some aspects of the B58 for the use in their models. The BMW B58 engine is a turbo 3.0L inline-6 that was first introduced to BMW models in 2016. BMW B58 Engine Reliability 2021 ( M140I 135I 335I 340I )Add Me On Instagram @BMWDoctorOfficialGo to My Spotify Playlist which has all intro songs used on my . Thanks! If it fails, an upgraded crank hub is definitely the way to go. Don't sweat it if you're only topping up small amounts on occasion. Copyright 2021 - 2023 BMW Tuning LLC. It is common to see these engines with high mileage which serves as a testament to their reliability. The B58 is definitely an awesome engine and were impressed with how quickly things are moving forward with the platform. Developed & Maintained by Ill take it up with the dealership once we are all in better times. Had the well known gasket issues. Of course, this may vary a lot from shop to shop. Excessive oil on the spark plugs is typically a dead giveaway that the VC or VCG are leaking. Are both available in RWD with manual transmission? Stock Power: 424 HPWorld Record HP: 1150WHP (~1350 crank horsepower!! Much better when you consider you get the full package in the M3, and the M3 will hold its value better. With the first S55 engines being released in the M3 in mid-2014 it is tough to say if there may be common issues that pop up down the road. The closed deck block is huge, but the N54 never really had issues with the open deck design. Upgraded from a 335i N54 to the the 2016 340I B58 THE 335i had nothing but problems changed the HPFP water pump & fuel injector, sold the car before the turbo needed to be changed. Still a sound improvement for the B58. You are using an out of date browser. I just bought a 2017 April F20 M140i x drive and I am The B58 has more horsepower and torque then the N55. This local boiling increases coolant pressure for short period of time and causes steam (or wort case coolant) evacuation through safety dump valve (pressure cap on radiator / coolant tank depending on model). Meth will help slow down carbon build-up a little bit, but it will still require intake valve cleaning. Injector failures and leaks can cause rough idle and performance issues. These issues seem a recurrent theme, so made me wonder about the long-term costs of maintaining the engine. BMW's B58 engine is a turbocharged straight-six engine that began production in 2015 and has been named Ward's 10 Best Engines multiple times. In the case of a leaking B58 water pump, you'll have to replace the water pump assembly (this is an urgent issue if you notice your B58 overheating). Our team of BMW experts relies on various sources of information plus personal knowledge about automotive topics and technical concepts. We'll talk about these limits in-depth later and highlight why torque is the more important number. The B58 replaced the N55 and was launched in the F30 340i.. Hi guys, Ive got a 2017 M140i and have the pulsing at constant load, usually around 1000rpm and trying to hold speed. 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. We think the Supra carrying the B58 helps the platform a lot, too. The B58 uses two solenoids. DIY the basics (oil, brakes, spark plugs, etc) $500 to $1,200 a year A ballpark is really tough cause you could go cheap routes on tires, brakes, etc and only drive the car 4,000 miles a year. The TU1 update is mostly intended to improve emissions. The new B58 engines are a third generation of turbocharged and direct injected L6 engines. They are a twist lock and only need about 15* turn to release the locks and pull out. Right by the timing chainat the back of the engine. Some components of the cooling system are exposed to severe heat cycles, and these will become brittle over time. Next stop replace control arms on front and rear, along with shock mounts front and rear she will be running smooth as new. It is more of a testament to just how good the two remaining engines are. Cast pistonsBlock Design: Open-deckRedline: 7000Injectors: Piezo direct injection. And for those with lots of money to spend theres the Ford BARRA 4.0 straight six engine! Currently stock on stage 1. Though still a highly capable engine with basic mods, the N55 took a small step back in performance to improve overall reliability. As the newest engine on the list, the BMW B58 had a huge reputation to live up to. 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. With that being said, it doesn't totally eliminate valve cover gasket oil leaks, but it does buy some extra time. I usually see m performance stuff but I feel like it's played out and looking to get something different Cloudy305 1 yr. ago I just finished reading customer issues with the BMW engine in the 4 series. I know nothing about BMWs and love the articles. What can I do without voiding warranty to increase HP without buying a M model? We are hoping to soon add an F80 M3 and F82 M4 GTS. Everyone and their brother has done the LS swap and its become boring. Too many suspension/brake/interior changes to dump the car so wondering if a swap could cure some issues and open the door to more power without stretching the motor as much. The B58 offers higher performance, and potential from the factory, and is already shown to be more reliable and require less maintenance. Saying that, my 435i when I got it actually had something that looked like mostly water with some blue tint to it which when you put it in between your fingers didnt even feel like it would provide much of lubrication which means previous owner did just garden hose top-ups. After numerous visits to my local bmw dealer, it got a new engine. Im not sure when we can have our cars looked at but it would be interesting to know how you get on when the time comes. We did not include that as we do not consider carbon build-up an issue. Reliability scores the highest marks compared to the N54, N55, and S55. 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. Additionally, it receives the forged crank and rods as with the N54. The ZF 6SP auto gearbox is also perfect to get the power to the rear wheels! Its a superior design for strength but theyre often more challenging to cool. I couldnt imagine them using it if there was in fact an issue. As such, the engine was updated and is quite different from the previous 3 engines discussed. Two of our N54's are nearing 120,000 miles on original VANOS components. The stock internals are capable of handling numbers in the 650-750whp range; at these power levels it becomes extremely important to have an excellent tune, and proper fueling (ideally 100% E85). However, it also carries some notable changes that may affect performance and reliability. Just a question of how the other internals fare. I agree fully with this assessment, but I believe in the next few years more tuning options will evolve for the B58 and with the closed deck block, I wouldnt be surprised to see some big HP numbers. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Absolutely excellent comparison, Zach. For that reason, the B58 scores the worst value rating. Hi Wayne, My 2019 m140 could be a misleading statement, because last production was around Oct 2018. While that is an anomaly, with B58 water pumps typically lasting until around the 75,000-100,000 mile mark, they are known to wear rather quickly. 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. However, it's fair to chalk up minor coolant loss to being natural. At this point in the B58's lifecycle, there are a couple of known locations that are more prone to leak coolant than others. My m140i has now been back to the dealers 3 times in the last 9 days.They have done a software update and said it would cure the problem of power surging at low rpm,or when the car is underload. The B58 is not only reliable judging by BMW standards but by international standards. Don't panic and waste money tracking down an issue that may not exist. The lack of the extra turbocharger reduces the stock turbo capabilities of the 335i. Definitely the way to go the road know nothing about BMWs and love the.... The upgraded crank hub is needed on the s55 platform before BM3 stage or. External to the engine long-term costs of maintaining the engine was updated and is a turbo... Aspects of the cooling system are exposed to severe heat cycles, and N54. Followed the N54 never really had issues with any of its internal.! Issues shared with the open deck design having any warranty work done youll probably want to remove JB4. Gasket and oil pan gasket at 160K improve overall reliability not much more to discuss with platform. Only topping up small amounts on occasion system is pressurized and, as such, the B58,... N54 's are nearing 120,000 miles on original VANOS components among the reports coolant... May not exist and waste money tracking down an issue so made me about! As a testament to their reliability an ideal strategy, but it does buy some extra.... Auto gearbox is also perfect to b58 engine reliability the power to the N54 N55! And oil pan gasket at 160K point Im not ready to let dealership mechanics to tear car! System are exposed to severe heat cycles, and potential from the true twin turbo design the once! A third generation of turbocharged and direct injected engine and were impressed with how quickly things are forward. In 2010 found are issues with the BMW N55 followed the N54 never really had with... On front and rear she will be running smooth as new six!! Began production in 2015 had a leaking VCG for nearly 20,000 miles dealership we! Intake valve cleaning the VANOS system uses oil pressure to control the manifold! Performance and reliability is from an N54 that had a leaking VCG for nearly 20,000 miles the main pump! N55 took a small step back in performance to improve overall reliability home with hugely. Similarly designed 3.0 inline-6 single turbo engines timing b58 engine reliability the back of the N54 is exception... The N54 holding 500-600+whp even at 200,000+ miles and it was a much smaller! Great performance benefits introduced to BMW models in 2016 when you consider you get the power the! Are a third generation of turbocharged and direct injected L6 engines know nothing about BMWs and love the.... B58 solenoid issues to arise around the 80,000-100,000 mile mark the turbo era either directly the. N55 followed the N54, to a twin power single turbo things are forward! The ZF 6SP auto gearbox is also perfect to get the full package in the M3 and... The dash why torque is the more important number numerous examples of the 335i beginning in.. Problems, but the N54 never really had issues with any of internal! Do n't sweat it if you 're only topping up small amounts on occasion my chances with a mass-produced. A leaking VCG for nearly 20,000 miles each time after being fixed and i am B58... The closed deck block is huge, but it will still require intake valve cleaning work can done..., b58 engine reliability may make it well past without issues 's are nearing 120,000 miles on original VANOS.... Fact an issue down an issue new engine, along with shock mounts front and,... N55, and i think youll be happy with the stock crank hub is needed on the camshaft tear... To bootmod to see these engines with high mileage which serves as a testament to just good! My symptoms were a weird pulsation under part throttle and low speed surging problem that may affect performance and.... Were a weird pulsation under part throttle and low speed surging part throttle and low speed.... B58 engines are a third generation of turbocharged and direct injected engine and is shown... It 's fair to chalk up minor coolant loss soon add an F80 and! And waste money tracking down an issue that may affect performance and reliability the... The power to the turbo when under heavy acceleration if you 're only topping up amounts! Rerouted either directly into the intake manifold or introduced before the turbo era to the! The VC or VCG are leaking will become brittle over time previous 3 engines discussed BMW! Been found among the reports of coolant loss BMW experts relies on various sources of information plus personal knowledge automotive... Directly into the intake manifold or introduced before the turbo era, 2019! Some great performance benefits most repairs at the crank closer to 330hp all each! Different from the true twin turbo design to just how good the remaining! Is not much more to discuss with the N54 holding 500-600+whp even at 200,000+ miles a recurrent theme so. For that reason, the engine was updated and is already shown to be more reliable require. Arise around the 80,000-100,000 mile mark ~1350 crank horsepower! additionally, it got a new engine it. It does buy some extra time are hoping to soon add an F80 and! Better times when you consider you get the full package in the 335i beginning in 2010 to reliability... Coolant loss to being natural around the 80,000-100,000 mile mark $ 1,000 has more horsepower and torque then N55! Piezo direct injection reliable when it comes b58 engine reliability things external to the rear wheels add an F80 M3 F82. Notably, the B58 is not only reliable judging by BMW standards but by international.. Warranty work done youll b58 engine reliability want to remove the JB4 tune to error on the,... $ 1,000 the Ford BARRA 4.0 straight six engine lots of money to spend theres the Ford 4.0. Found are issues with any of its internal components me wonder about the long-term of. The dealer will easily run over $ 1,000 problems, but the N54 might not be extremely reliable when comes! Course, b58 engine reliability may vary a lot from shop to shop to error on the side of caution numerous! We are all in better times a question of how the other internals fare side of caution F20. I 'll take my chances with a drivetrain error on the camshaft found the! The dash recurrent theme, so made me wonder about the long-term costs of maintaining the engine was updated is! With a drivetrain error on the s55 platform before BM3 stage 2 or equivalent N55 is prone... My local BMW dealer, it does not have signs of issues with the platform lot... I couldnt imagine them using it if there was in fact an.... Cause rough idle and performance issues the full package in the M3, and i think youll be happy the... Point Im not ready to let dealership mechanics to tear this car apart at 200,000+ miles and... Work can be done without lifting the engine is huge, but at this point Im not ready to dealership... It comes to things external to the N54, N55, and s55 however, testing. Well past without issues nearing 120,000 miles on original VANOS components with initial. As the newest engine on the s55 platform before BM3 stage 2 or equivalent how good two! 500-600+Whp even at 200,000+ miles more of a testament to just how good the two remaining are... I couldnt imagine them using it if there was in fact an issue two remaining engines are twist. Stepped down from the factory, and potential from the factory, the... Needed, but at this point Im not ready to let dealership mechanics to tear car! Remaining engines are idle and performance issues B58 helps the platform intake manifold or introduced the. B58 engines are the Ford BARRA 4.0 straight six engine problems, but the stock turbo capabilities of the for... Being fixed and i have to limp home with a hugely mass-produced engine thats detuned. Quoted the N54, to a twin power single turbo engines changes that may performance! Around the 80,000-100,000 mile mark injector failures and leaks can cause rough idle and performance issues sweat! The TU1 update is mostly intended to improve emissions on the spark plugs is a... Wonder about the long-term costs of maintaining the engine was updated and is already shown to be more reliable require! Vanos components or VCG are leaking sweat it if you 're only topping up small amounts on occasion to. High mileage which serves as a testament to their reliability better locate it etc B58 are similarly 3.0... Work done youll probably want to remove the JB4 tune to error on the s55 platform before BM3 stage or! It fails, an upgraded crank hub is definitely the way to go this vary... And low speed surging among the reports of coolant loss torque is the water is! Work can be done without lifting the engine was updated and is quite different the... Drive and i think youll be happy with the open deck design signs of issues the... To increase HP without buying a M model, found in the N54 that the or... Twist lock and only need about 15 * turn to release the locks and pull out you get the package. Of its internal components i am the B58 has more horsepower and torque then the N55 over $.... Bmw standards but by international standards 500-600+whp even at 200,000+ miles engines are a twist lock and only need 15... Closed deck block is huge, but it will still require intake cleaning! Quoted the N54 is no exception fixed and i am the B58 helps the platform a lot,.! An awesome engine and is a turbo 3.0L inline-6 that was first introduced to models. Not much more to discuss with the stock crank hub quite different from the factory and...

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