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  1. BMW Engine Conversions
    When I’m driving around town I hear a slight whine coming from the engine. Mostly when I’m in second gear with the RPM’s above 1.5K. It’s very quiet and isn’t anywhere near the siren like sounds I’ve seen when properly knackered turbos. Power is fine and no smoke. Timing chain replaced about 5k...
  2. General BMW Discussions
    Hello everyone :) Contacting the forum to have opinion from professional, and eventually a bit of help. My car is currently out of use and I got a cost estimation close to 6000£ to repair it... It is a 6 Series 640 D, from 2013. In 2018, due to an issue with the EGR Valve, the turbo of my car...
  3. BMW 6 Series - Tech Talk E24,E63,E64,F12,F13
    Hey everyone, I'm new to this forum but have been trying to find a relatable thread for weeks and cannot find one specific to me - so forgive me if this has been asked already! I have a 650i F12 and it has two things wrong with it which I suspect are related: I'm not sure what to do here -...
  4. General BMW Discussions
    Hi everyone, I have a F30 320i, and I can hear a sort of ratling sound when moving off. When the turbos kicks in, the sound is gone but when it gets close to idling, you can hear it. Would appreciate your help with this one.
  5. Car Insurance
    Hi everyone, I have a F30 320i, and I can hear a sort of ratling sound when moving off. When the turbos kicks in, the sound is gone but when it gets close to idling, you can hear it. Would appreciate your help with this one.
  6. General BMW Discussions
    Hi, i have a 320d e90 2006 m sport. 163k on the clock. Maintained well i give it a full service every other year. In between i do have an oil and oil filter change. When i start the car i see abit of whitish/blue smoke come out the exhaust. Then i can smell fumes after that in and outside the...
  7. BMW X Series - Tech Talk For All Gen Of X Series
    Greetings, your advice much appreciated - we're suddenly caught out of our depth with our E84 X1 diesel. Stuck in rural France with advice that the turbocharger has blown and needs replacement - we experienced loss of power when accelerating accompanied by a loud, high-pitched whistling...
  8. Turbocharging your BMW
    Hi, im looking to upgrade the turbocharger on my BMW and looking for advise on what I can upgrade to, could I upgrade to a duel turbo? do I need anything extra to go with the new upgrade just all tips on what my car can take safely and not damage or push the engine to its maximum. I have got a...
  9. BMW Parts for Sale
    I've got this cast iron exhaust manifold for sale. I've had it for a while lying at the back of the garage, it's better if on someone's car really. Not seen any like this for a while. Good for an E46 325 drift project? https://www.ebay.co.uk/itm/373176299401
  10. General BMW Discussions
    Hi so I’ve had a reconditioned turbo put into my 2015 1 series after the old one cracking and since I had the new turbo put in the car is in limp mode and has a drive train warning light on the I drive. When plugged in the errors are “cold start not learned” and wastegate not closing error. My...
  11. Auto Electrical Forum
    I have a BMW 318D M47 engine. 224,000 miles, brand new turbo. The first issue I'm having is the turbo is boosting at idle. You can hear it spooling up, on my phone it says it's boosting at 0.8psi. It doesn't always do it. Most of the time it's reading a vacuum of 0.7 2nd issue you can really...
  12. General BMW Discussions
    Hi guys, Desperately looking for some expert advice on a problem im having! So basically, im thinking what i can hear is a police siren noise coming from my turbos. Gets louder when engine is warm and only audible under acceleration. NOT when idle. You hear it before gear change and also after...
  13. General BMW Discussions
    Hello everyone. My 320d puffs out a big blue cloud of smoke on start up, once driving it is ok, no loss of power. When it went in for its first service the garage noticed a small oil leak down to things not being connected up properly. Now things are all in place my oil level has actually...
  14. General BMW Discussions
    Car is pushing huge clouds of white/blue smoke when accelerator pressed Was having no power issue so put new turbo in but still intermittent power only and lots of smoke please help
  15. Diagnostic Hardware and Software Discussion forum
    Hi I recently bought a 525tds to use this winter. Therefore I wonder if there is a quick easy way to increase the turbo pressure. I have already installed an evry mod
  16. BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi all! Real acceleration starts around 3000rpm Intercooler is oily in front There seems to be a slight oil consumption in 2000 km Vacuum pipes (at least some of them) seem new One can hear a slight whistle accelerating There’s ridiculous amount of black smoke when accelerating Diagnostics...
  17. BMW 3 Series Forum - Technical Talk on the BMW E46
    Hello First of all hello to everyone and i'm new in this forum. Turbo on my 318d 2003 gave up and i need it replaced. For me it would be just too expensive to order a brand new one and i haven't (also my mechanic) been able to find a used or restored one from anywhere. As i understand its not...
  18. BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hello everyone! I had one customer with his 2014 bmw f10 525d xdrive. First he came with blown turbo (the smaller one) the car was at 160~168k kms (99.4-104k miles). So what, the car had about 200mls oil in the intercooler wich is normal for a blown turbo. What happened? I removed the turbo and...
  19. Turbocharging your BMW
    Hi everyone! I have an 02 318ci for about a year. my car has about 160hp atm and im thinking on turboing my car at the end of the year. My problem atm is that um only 20yo and have no experience doing this. The part i know is the teorical one (using math to choose turbo size, ic size and pipes...
  20. BMW 5 Series - Tech Talk For All Gen Of 5 Series
    I'm a total noob when it comes to BNWs, I'm no mechanic either, so please bear with me. I bought a 2016 535d a week ago, low milage 29k, in nice condition. I've noticed over the week that the throttle response seems to vary a lot. Occasionally at around 40/50mph the lightest press of the...
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