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  1. 1986 e28 520i oil smoke on startup

    BMW 5 Series Forum - Technical Talk on the BMW E12
    I've been working for a couple of months to resolve a problem, hopefully you can help. I have a 1986 e28 520i auto with 114k on the clock. I've driven about 20000 miles in it over 3 years and done all the usual maintenance. It's a super reliable car. It's been smoking with white blue oil...
  2. 1993 E34 520i Trans Prog Error

    BMW 5 Series Forum - Technical Talk on the BMW E12
    I've tried searching but I can't quite find a similar problem to mine... I've bought the above car today (M50 engine). I didn't realise when I bought it that the transmission programme error light is illuminated as the display is a little pixelated, but it is! Driving normally, the transmission...
  3. 2001 E39 520i Passenger door electrical issues

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hello all, Very confused E39 driver here. I purchased a low mileage 520i touring with a couple of issues, and hoped I could get them resolved pretty quickly but am flummoxed by the passenger door. The window doesn't move when any switch is used, but when I power the motor directly with a probe...
  4. E34 520i touring 1995 DME replacement

    BMW 5 Series Forum - Technical Talk on the BMW E12
    First of all, please excuse my english, it is not my native language. I have a big problem with my e34 520i touring 1995 and i suspect it's my dme ( siemens ms40.1 / 5wk9003). The engine is always starting good but after a few minutes idle is starting to bounce between 400 and 1500 rpm and...
  5. 1996 E39 520i OBD1 Only

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi Everyone, I'm staying in Belgium and just bought myself a (relatively) low milage E39 520i from 1996. It's a great machine and all but it only has a 20-pin socket under the bonnet for diagnostics. I know where the OBD2 sockets usually are on this model but mine doesn't even have the...
  6. BMW E39 520i ES SE 2.2 Auto Silver 2002

    BMW Cars for Sale
    FOR SALE BMW E39 520i ES SE 2.2 Auto Silver 2002 MOT end of July Recent fluid and filter service 142000 but will increase as used A few chips and marks with surface rust on boot lock. Drives perfectly, auto and steptronic gear box smooth and responsive. All advisory work done from last mot...
  7. E39 520i 97 what is different between 100kw and 110kw engines

    General BMW Discussions
    I mean I know that hp or power is difrence. But where that difference comes from. I think engines are same size. Maybe tuned in the different way. My car is imported from Italy to Finland, and they might have sold engines tuned differently in Italy. Maybe engine is a bit smaller or injects...
  8. BMW E39 520i - want better performance

    BMW Tuning Forum
    Hi i'm new here. I have a 2000 bmw E39 520i pre-facelift i couldn't go for a larger engine due to age and insurance costs. But i am very happy with my 520i i just wanted that extra performance boost I know these are very heavy cars and the engines are hard to work with, they are also family...
  9. E60, 520i SE 2004, ON LPG jitters, takes jerks on slower speed

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi I own a BMW 520i 2004. It runs on both petrol and LPG. Since the day i bought it, it has been jittering /takes jerks(like someone is strangling it) on slow speeds on both LPG and Petrol. Now on slow speeds, car cuts out totally now and then if i drive on LPG. It drives perfectly well on...
  10. Crank Sensor Fault on e28 520i

    BMW 5 Series Forum - Technical Talk on the BMW E12
    Hi all! My name is Pete, new here (hence the low post number!) and know sweet FA about my car really, except it's beautiful :D I have a '97 520i E28, and having an issue with the engine misfiring and the car not starting despite turning over, as well as the car telling me to Foxtrot Oscar...
  11. New owner of a 90' 520i

    Hi all! I'm new to this forum and also just got my first car, a 520i E34 24v. I hope I could find solution to some issue I'm having with it from here!
  12. potential purchase, 520i 2000 coolant system advice required

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Went to see a 2000 520i recently, some evidence of basic maintenance. A couple of things have made me wary though. Car was hot when I arrived, evidence of salt/crystals deposits around the plastic header tank that holds the coolant cap. Leakage of coolant from around that area after a drive...
  13. BMW 520i 1996 RLS coding problem

    Auto Electrical Forum
    Hello, I'll tell you the story first. The car is E39 520i 10/1996 without rain sensor. The car is owned by my friend. I assist him with wiring and coding. What we have done: we replaced (new ones in brackets) LCM (LCM III B HW C1 SW 43), GM3 (GM III HIGH HW 2.1 SW 2.3) , light switch(with auto...
  14. ECU Fuse 03 520i bimmer

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi, I think I am right that fuse number 14 labeled the engine control on the diagram sheet is the ecu unit? Anyone please confirm?
  15. E39 03 520i Reset ECU

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Does anyone know how to do it properly according to bmw official? Many videos on youtube with different ways on how to do it? Do you need software to do it?
  16. BMW 520i E60 has no MAP sensor?

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Good Morning, My 2003 BMW 520i E60 2.2cc has no MAP sensor, in the INPA EDIBAS program I can see the air variable inside the manifold. My doubt is what is the sensor of this measurement.
  17. BMW 520i E60 drowns 600 rpm and 1100rpm

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Good evening, After converting the car to LPG liquid injection of the vialle the car between 600 rpm and 1100 rpm drowns (fault) the symptom is gas and gasoline. BMW 520i E60 2200cc 11/2003.
  18. 2001 520i Should it be reliable

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    I know this may be like asking ho along is a piece of string but I was looking for a stylish car for under £1500 and I came across a 520i, 2001, 105k miles , 9 months MOT for £1100 Yet to see it but pictures looks good and the seller says (ok..he would anyway ! ) its a good car. I've never had...
  19. BMW e39 520i Heater Issues

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    So my e39 was parked up for about a year as my father lost the keys and I sold my other car so I said I will put this one back on the road. So got new key, DME, EWS etc.. So the car starts and drives perfectly but there is a issue with the heater(blower) The buttons do nothing and there is no...
  20. Bmw e34 520i 1991 autobox requires attention fsh

    BMW Cars for Sale
    Reluctant sale of my E34 BMW. Good Points:- Full BMW approved service history. Low miles - 108000 Previously owner before myself had her for 20 years. No major rust. Starts first time..... the engine is sweet. 10 months M.O.T. Original BMW tool kit and fire extinguisher. Bad Points:- Third...