One of the main reasons these chargepipes failed is that they were made out of plastic. However, time will tell just how bad the valves look around the 100,000+ mile mark. In 2010, the 335i received the updated N55 engine followed by the B58 in 2016, however, the model was rebranded to the 340i. As with the N55, the B58 engine uses a single twin-scroll turbocharger. Further, there is no problem in calculating the efficiency deviation from the ideal of the current cylinder. BMW does not say to us. JavaScript is disabled. Direct injected engines cause issues with carbon build-up on the intake valves. What to do? Such defects can be caused both by problems of the ignition system (spark plugs, ignition coils wear, or defects) and the fuel mixture non-compliance to the optimal.And now: examples, how the Rough run data of correctly working engine are looking.Idle: Low required torque (20 .. 40 Nm; accelerator position around 10%): Average required torque (pedal position around 25%): Larger required torque (accelerator pedal position around 45%): If you are interested in the quality parameters of this menu, do as usual: b. turn off the ignition coil of some cylinder for a running engine. Good evening, I am writing to try to get info, and outcomes from anyone who.may have experienced the same issue I am having. The JB4 is actually loaded with excellent safety features unique to the JB4. Or if using something thicker than 0w20 has something to do with it?? Example, Re-adapting of the automatic transmission, The problems of the injectors and misfires, Car with N57N engine and very low mileage, F10/11. Now that motor is torn down, what damage was done to #6 ? Save my name, email, and website in this browser for the next time I comment. **Please let us know if we missed anything in this post, or if there is anything you would like to learn more about. Yes, Toyota slightly tweaked the B58s design for use in the Supra. The reason of not using piezo injector is due to the high sulfur content in US market's gasoline, which makes implementing the "lean burn" feature impossible. Some B58s may even run up to 70-80% water for track duty. Whats the difference, Dealer. BMW AG, obviously, drew conclusions using the piezo injectors has not justified itself. Checked code and it said cylinder 8 misfired . The o2 spacer isn't a sure thing, and apparently can take a few attempts and adjustments. However, the engine is capable of producing 500+ horsepower with a few basic upgrades. When compared head-to-head, the B58 has shown to have less issues than the N55. $436.16. This leaned out the motor and ringland piston #1 shattered and melted. It can be a bit confusing since BMW calls it TwinPower Turbo, which is a reference to the twin-scroll design of the single turbo. Check Price. At this moment, piezo injectors appeared in the BMW petrol engine. BMW part number: 13538625396. What exactly this is already the next step in the diagnostics.Such performance of the cylinder causes the diesel car feeling permanent vibration. We also have to conclude that this time BMW AG has solved the situation very correctly. Thats what weve run on all of our BMWs with great success. Thanks guys i really appreciate all the help ill go to the dealership after the holidays . Normally, we recommend colder spark plugs on highly modded BMW engines. Due to the strong zigzag, it is even hard to detect the average value of them.Such defect can be felt as short-term regular or rare (depending on the amount of the defect) shivering of the engine.Cause of the defect misfires or unregular bad fuel burning. Look no further. DO NOT TRY TO JUST REBOOT, THIS IS NOT A WINDOWS COMPUTER! Perhaps it is, too - just that the injector goes first for whatever reason. Its also doing so with greater overall reliability. But did not have any other issues. Chill out. Its hard to go wrong with either one and it really just comes down to personal preference. B38 / B48 / B58 Fuel Injector Puller Remover. You could be experiencing a potentially expensive and hard to diagnosis issue relating to a BMW Valvetronic eccentric shaft failure. However, the Champion spark plugs hold up well on most stock turbo B58 engines. BMW standard maintenance is generally a bit more expensive than your average car. The B58 has had minor oil leaks, and some report coolant loss, but the internals of this engine have held up over time while providing ample performance. Find out more about the B58 injector issues in this video!Check out our range here: https://williamsperformance.co.uk/Please SUBSCRIBE!#BMW #M140 #engine . Are there any ways to see the health status of the NOx system?, B58. Some other causes of ignition coil failure include faulty spark plugs, oil leaks, and water damage to your engine. N53. Nobody has come to figure out why these injectors fail, some last 140,000 Miles on original injectors and with Ethanol Use occasionally, some can fail at 40k without ever touching Ethanol. For many years already, the actual (last) release of the injectors: 11. Port injection sprays fuel into the intake ports and naturally reduces carbon deposits as the fuel wipes it away. Still confused. The B58 replaced the N55 and was launched in the F30 340i.. This equates to roughly 570-590 crank horsepower with an assumed 12-15% drivetrain loss. New. No scoring problems on my tracked car. But the most interesting will only come!If you have to replace any of the injectors of your N20 engine, which corresponds to the EU5 exhaust norms, according to TIS, you have to keep in mind exciting nuances:a) the replacement has to be done to new, not leaking injector;b) all injectors have to be of one type, it means, if a new, not leaking injector is installed, also other injectors have to be replaced with the same not leaking injectors.BMW proudly calls it EU5 to EU6 conversion procedure. Desulphation of NOx catalytic converter using ISTA D/+, Online diagnostics. As avid N54 enthusiasts this is one of our favorite topics. Genuine BMW fuel injector for B58 engines. Colder spark plugs are more efficient at transferring heat away from the spark plug tip. B58 Racing, LLC -Based out of Dallas, TX -. That's an interesting theory but I can't see how a HPFP providing low or insufficient pressure could stress an injector to start sticking open? Then the rod eye is cracked in two which ensures a precise fit. Where could be the problem? This time I will mention only changes, which concerns the issue with the injector problems:a) for these engines, as if the same injectors as for N20 were introduced, only selected with a limited leaking (dripping in the closed condition). 5. Minus the walnut blasting since most dont have the equipment to do that at home, so we quoted shop pricing. Some B58 owners even opt to run 0W-40 or 5W-40. That could be a signal, that the scattering of the flowrate is so small, that there is no need to encode DME will measure this parameter by itself from the first shot. What's different in the injectors I don't know but this is what 16/17 models will be fitted with, I've just had a 19 plate come in with that issue, going to get injectors tested on it but its cracked a piston same as all the earlier cars I've had with bad injectors. Expect gains in the ballpark of 15-30whp with a catless downpipe. Part 2, Importance of the service procedures. We wrote an article here about the most common problems on the B58. Second Lieutenant . 2012-2015 BMW 3-Series and 4-Series Forum. Its actually a solid process for designing rods. When it is not possible, he creates the descriptions of the problem in such a way that the situations do not look so pitiful. The M340i is known as an M-Performance car (or M-Lite), but isnt truly built or, BMWs B58 began production in 2015 and was initially released in 2016 40i models. In N20, the same injectors as for N55 are used. Ultimately, 0W-20, 0W-30, 5W-20, and 5W-30 will all work well. Rep. 875. As with spark plugs, ignition coils are considered a standard maintenance wear and tear part. F10/11. As with the N55, the B58 engine uses a single twin-scroll turbocharger. Liqui Moly. There was no need for two injection impulses anymore. Obviously, cylinders No.1 and No.6 have the best supply of air and fuel. Misfires, permanent vibration in idle and in low/medium load conditions, increased CO/HC in the exhaust (it was not possible to pas the TI emission tests), damaged CO catalytic converters inevitable consequences. Update your vehicle. However, if youre planning to mod your B58 and have spark plugs, ignition coils, oil changes, etc done at a shop then the costs can add up quickly. The N55 only requires walnut blasting every 80,000ish miles. Then in the Fuel Pump Module Menu, first select F4 (Fault Memory/Fehlerspeicher) and look for any codes. Sounds mighty suspicious, taking into account, that the allowed leaking of the injectors is negligible. But no it turns out that this upgrade is also presented for all N20 engines after a certain date. Part 2, Persistent vibration in Homogeneous mode. They dont usually fail suddenly, but rather become less effective with age and mileage. We are hoping to soon add an F80 M3 and F82 M4 GTS. Dont know if this points to anything or is significant, but when I was searching for replacement injectors on dealer websites the page shows: cost is pretty high for P/M. N55. As with many turbo BMW engines the B58 loves to burn through spark plugs. Yes, that sounds a bit extreme at . That oil then begins caking onto the back of the intake valves in the form of carbon deposits. Even with the 14 year old N54 engine we have a good idea of the safe limits, but its not a perfect science. Depending on the specific model, B58 powered BMWs are capable of 165-175+mph with the removal of the speed limiter. Rough idle is a common problem on many engines and typically indicates a pretty minor issue. The B58 crankshaft is made of forged steel. Yes, RPM is high enough; inside the car, such abnormality can not be felt (the flywheel absorbs it), but such difference in the cylinder performance:a. gives increased load on the CO catalytic converters and damages them;b. reduces max torque of the engine;c. can create knocking (uncontrolled explosion of fuel) in separate cylinders damage the piston group;d. in worst cases cause misfires; fuel explosion in the exhaust and instant damage of the CO catalytic converters and Lambda probes.Causes of the defect:a. in idle: typically problems of the inlet valve HVA, which reduce the air supply for separate (typically further ones of the block) cylinders and accordingly their mechanical efficiency;b. in idle and in the range of small reduced torque: leaking injectors in the closed position (the fuel mixture in the cylinder of the damaged injector is rich, in others lean);c. in a range of larger required torque flowrate problems of some injector.Notes. 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