There are countless videos of B58 BMW owners with this exact symptom resulting from a damaged PCV. Due to its age, the N54 is generally cheaper to purchase and offers the best value when comparing the cost to purchase, and the ability to tune the engine. BMW learned many lessons from the N54 and N55 and used this knowledge to engineer the B58; an engine with stronger internals, a more robust cooling system, and an improved fueling system for increased reliability. It . Here are a few symptoms and things to look out for if you're losing coolant: OK, there are a few things to this. Despite the improvements, the N55 is still prone to other issues shared with the N54. JavaScript is disabled. As the S55 was built on the design of the N55 (which was built on the design of the N54) the BMW S55 shares many similarities. Hopefully, it's not as bad as the below image. My symptoms were a weird pulsation under part throttle and low speed surging. Thanks for the clarification and reply. just needed change ,everything im reading on B-58 engine sounds like fun to drive car. It's a pretty labor-intensive job. The rough idle is a symptom of the VANOS solenoid. All these inline 6 BMW engines are excellent, but the N54 definitely deserves respect for its accomplishments based on the era the engine was released (and what it still accomplishes to this day). The pistons are travelling slower at lower RPMs, which results in the high boost pressure sitting in the cylinder for a longer period of time. Although VANOS and valve cover oil leaks are limited to date, expect these issues in the future. You can say we are somewhat N54 fanatics. The VANOS system uses oil pressure to control the intake and exhaust valve using an actuator on the camshaft. My '86 CJ-7 had the Inline 6, 258 cu. Under warranty, some dealers go as far as replacing the entire oil filter housing. Not sure which car you refer to when you say single turbo. Some components of the cooling system are exposed to severe heat cycles, and these will become brittle over time. One of the most common leak locations is the water pump. Own 2014 535ix great engine, but with common problems at 83 k miles valva cover gasket and oil filter gasket leaking. Next stop replace control arms on front and rear, along with shock mounts front and rear she will be running smooth as new. Nonetheless, you must pay to play and the N54 is no exception. The Grenadier will be no different. Haha your last comment seems to be spot on! Peak power at just around 16psi. After replacing it he enjoys the car again and issue is rectified. The butt-dyno felt no power gains. To cut right to the chase, I love the direction the BMW B58 is going. Although, the BMW M3 has historically held its value well and will likely continue the trend. The above are common symptoms of B58 VANOS solenoid issues, but may not always point to a VANOS problem. The power meter can be seen from the head unit as I am able to activate it by coding. Crank and block should be plenty strong to handle 800+whp. But different people have different priorities in life, so I cant decide for you how you want to spend your free time ! Once the pass side is in and connected, install driver side and connect. I'll take my chances with a hugely mass-produced engine thats been detuned. Of the engines referenced in this post Toyota is only using the B58. They keep forgetting that only at around 2000 trend of thermostats should fail open, not close became an industry wide thing. There is one turbo with two scrolls feeding the single turbocharger. Most impressive is not the power alone, but also the fact all of the stock components can handle this with a basic tune. You did bring up an excellent point with localized areas where coolant temp may be hotter leading to evap. We were surprised to find this is not uncommon on other BMW engines, too. It can trap heat for up to roughly 36 hours. Experience something very similar with a 2018 M240i. 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. We've seen some VANOS problems with the B58 engine. Proceed with the oil change as normal. The best one worth having and mentioned is S38B38 from the E34 M5 car. If possible, How much would it cost? | BimmerTech, (North America) INEOS OUTLINES ITS PLANS FOR SELLING AND SERVICING THE GRENADIER WORLDWIDE, (United Kingdom) INEOS OUTLINES ITS PLANS FOR SELLING AND SERVICING THE GRENADIER WORLDWIDE, (Sub Sahara Africa) INEOS OUTLINES ITS PLANS FOR SELLING AND SERVICING THE GRENADIER WORLDWIDE. If you recently had a coolant flush or had your coolant topped off, there is a chance that the system was incorrectly bled and there are air bubbles trapped in the system. Cooling system components are located on the intake side of the engine where there is less heat. Never put excessive loads on the engine when its still cold. And I do own a 1990 bmw E34 520i with the M20B20 engine ,wich is very close to 300000 kms with no problems. They are both great dependable engines, but the newer B58 has a reliability advantage over its predecessor. Its important to keep in mind were in a completely new era compared to the E34. should i stay away? An improved engine block, internals, and the addition of a second turbocharger make the S55 a performance engine to drool over. 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. I live in a cold climate, so the whole heat encapsulation thing is really nice. Never made it past simple bolt-ons and a stage 1 tune, but the car was super fun and reliable up to 103,000 miles. B58 engine reliability BMW engineers were able to resolve the main issues with the engines that preceded the B58, including: Updating the fuel system Modernizing the cylinder head They fixed issues with the particulate filters A fresh design for the timing chain Notable changes from the N55. However, this may not be necessary in most cases. 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. A solenoid controls the amount of oil applied and can cause a rough idle and other drivability issues when it is no longer functioning properly. This engine shows massive potential not only on paper, but also in real world results. The cost $60-$65 each and get a few spare clips. Just go hard more. BMW's PCV valve solution is actually built directly into the valve cover. Engines now are far more reliable than in the past. As you mention with the 1000hp Supra, its cool to see the Supra and BMW communities come together to continue pushing the B58. Some owners are reporting coolant losses in the main tank and possibly in the second tank. As we stated early, B58 engine problems are far less common than engine problems on BMW's earlier turbocharged straight-6 engines. Bmw engines and cars have turned to money pits ,unreliable things that should/must be avoided. Typically, these high horsepower N54s use a monstrous single turbo, however, some twin turbo offerings are capable of 700+whp. Yeah - a straight six is a beautiful thing. You can get old one with slowmo (really helps) for about 100 quid. We are hoping to soon add an F80 M3 and F82 M4 GTS. You are using an out of date browser. BMW's B58 and S55 engines are newer, so more issues may pop up down the road. )Displacement: 2979cc (2.979L)Turbocharger: TwinPower Single TurboCompression: 10.2 to 1Bore x Stroke: 84.0mm (3.31) x 89.6mm (3.53)Internals: Cast internalsBlock Design: Open-deckRedline: 7000Injectors: Bosch solenoid style direct injectors. Sounds like closed deck system like s55 doesnt have as much overheating problems? If so, thats impressive. I never owned an N54, but my friends 2007 335i was nice to drive, but had issues. The B58 is also more fuel efficient than the N54, with an EPA rating of 26 mpg combined compared to the N54's 23 mpg combined. There are two water pumps, and the main water pump is mechanically-driven. Well, I have N54 running 550whp on td04s. or these are minor for this strong engine? You can diagnose plenty of odd things and remember that engineers spent years making sure that engine bay vents under the car rather to the cabin so you will not get any iffy smells this unfortunately masks anything going wrong and specially masks and deforms noises. The latest iteration of BMW's iconic six-cylinder inline engine . A code scan revealed code P0012. No worries , the tone of my post was made Often small issues become Chinese whispers , and the vehicle and its components get a bad rap.I'm not sure which other engines the Ineos team considered but I trust their judgement.Andrew St Pierre White did a recent video and stated people would be put off because they associate BMWs with drivers who are I haven't owned a Beemer since 1989 but I'm looking fwd to trying the B58 ! Copyright 2021 - 2023 BMW Tuning LLC. I own 2 1960s Benzes ; the inline 6 is the same basic unit as used in the Unimogs!Tough as nails and likes to rev. After numerous visits to my local bmw dealer, it got a new engine. It manages a respectable 322-382hp and 332-369 lb-ft from the factory. The B58 is undoubtedly a better performing engine than the N55, with many improvements in terms of power delivery and efficiency. We appreciate the positive feedback. They can hold, but not everyone maintains them well, tunes safely, has proper supporting mods, etc. Its that sad with bmw. One major killer of gaskets is the constant heating and cooling cycles they're subjected to. When your BMW B58's PCV valve fails, or is nearing failure, one of the most common symptoms is smoke coming from your exhaust. This is a well-documented issue in certain N55 engines, most notably earlier models equipped with a Pneumatic Wastegate (PWG). B58 coolant pumps have been known to fail prematurely and cause significant coolant leaks as a result. It cost about 180 Euro. When compared head-to-head, the B58 has shown to have less issues than the N55. Last replaced plugs and coils at 190K. Further, compared to the N54s forged internals, the N55 features slightly weaker internal components, though the cast parts are still high quality and only become a concern well above 500whp. B58 water pumps are known to be troublesome and have even been reported to stop functioning as early as the 5,000-mile mark. However, it wasnt as drastic of an improvement as some say. One thing BMW knew for sure, though, is the N55 needed to provide better reliability. Our site is dedicated to all things BMW Tuning related. Why not? Yeah I agree with Tazzieman completely. Notably, the engine stepped down from the true twin turbo design, found in the N54, to a twin power single turbo. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Thanks! I found remove driver side first. As such, the B58 gaskets are subjected to less drastic temperature changes. Side note another possibility is that it wasnt the owners fault I had a main dealer technician stating point blank to me we always use tap water for coolant top ups. Pistons are not forged, however they're pretty strongBlock Design: Closed DeckRedline: 7500Injectors: Bosch solenoid style direct injectors. Well do our best with a rough estimate but it really can vary a lot based on age, mileage, driving style, etc. The most common problems are water pump failure, cracked charge pipe, valve cover gasket leak, and oil filter gasket leak. My history with bmw is: The B58 offers higher performance, and potential from the factory, and is already shown to be more reliable and require less maintenance. Everyone and their brother has done the LS swap and its become boring. With that being said, there are some shared issues between the three engines, like VANOS solenoid failure and oil filter issues. Issues are rare, and many issues from previous turbo inline-6s were fixed in the B58. Hardly worth mentioning as it is only a handful. Disclaimer: This site contains affiliate links. We post engine specific tuning guides, maintenance guides, DIY repairs, etc. Then remove and replace passenger side. Lastly, issues with waste-gate rattle were mostly resolved on the N55. Most repairs at the dealer will easily run over $1,000. 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. Dont hesitate to pack those with even more detail ! The first indicator of an issue was a check engine light. Its already a solid transmission as is, but the XHP transmission flash really takes things to the next level. Owners are reporting coolant losses in the second tank I live in a new. The addition of a second turbocharger make the S55 a performance engine to drool.... 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