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  1. E39 2002 M54B25 - rough idle

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hey guys, I've been having some issues with rough idle after stopping the car and putting it in the neutral (manual gearbox). I've already replaced the MAF and the Idle control valve but that didn't help. I've also replaced the O-ring on Disa valve. The idle sometimes falls really low and the...
  2. 2001 e39 525i

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi , can any one help with codes 12 signal camshaft sensor exhaust. F4 segment timingture running disturbed . 53signal crankshaft sensor. Ee. Misfire cyl 1. Ee misfire cyl 2. 87 engine throttle sensor starting test read adaptation was triggered. 73 adaptation engine throttle ...
  3. BMW E39 530i HELP PLS

    Hello everyone. I came to this forum looking for help. I am in very tough times. College student, broke, and life has been tough overall. Long story short, I love BMWs so i am always going to drive a bmw. I bought a 2003 BMW 530i, quite beat up. I did all I could at first. Cleaned up the car...
  4. E39 headlight

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Just finished fitting the headlight adjuster repair kit do I need to get headlight adjusted or any tips would be welcome regards
  5. 2001 e39 codes

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi my e39 525i is showing codes f4 , numbers 53, and 87 on creator scanner can any one let me know what they are. Thank you .
  6. m52B20 -98 e39 overheating

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hello! I changed my engine. So my cooling system is working right. Problem have to be in engine. So water pump, thermostat or headgasget. I havent beed driving much cause car is not inspected. I let the car run idle, heat went middle of the gauge. Then in some time 8 to 12min it started rising...
  7. E39 Fuel Tank Leak

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    2002 E39 Touring. Recently discovered a fairly substantial fuel leak. Car was tipped a bit to the right and after further inspection the fuel seemed to be dripping down the inside of the righthand tank and the following the strap over before dripping to the ground (in front of right rear tire)...
  8. e39 1998 engine to 97 car

    BMW Engine Conversions
    Hello! Quick question. Can I put m52b20 1998 e39 engine to my 1997 e39 what had m52b20 1997 engine? I have some kind of siemes ecu.
  9. Good/best E39 brake brands

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi there, So I have 523 E39(M52B25) and brakes needs to be changed soon. When I say brakes, I mean discs/rotors and pads, both rear and front. The "problem" is I can't decide what brand to go for. I know that OEM ones from official dealer have the best performance and bite, but here they...
  10. No high beam E39

    Hello there! Just got a 1998 523i SE lovely 1 owner car from a retired chap who has downsized to a Polo.Everything works apart from the high beams.A mechanic friend has had a quick look and there is power going to them.He has requested a wiring diagram if anybody could kindly post.I have read...
  11. E39 - M54 Intake manifold runner control unit O-rin

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi guys, could anybody please suggest me what kind of O-ring to use to seal this unit? I took it out and it looks like it needs a new one.
  12. Yet another idle issue

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hello, I have this strange idle issue with my BMW 540i 1998, manual six speed. The idle is fine at start, it is when cruising with the car, when the gas pedal is released, it goes erratic (dies to almost 0, jump up, almost 0, jump). When cold, it succeeds to find a stable rpm and stay there...
  13. 1999 E39 523i - diagnostics

    Diagnostic Hardware and Software Discussion forum
    ASC+T/DSC and ABS warning lights on (also airbag, but I can sort that out). Tested using MaxiScan OBD2 on 16 pin socket. No fault codes shown. Tried to test using same scanner and 16/20 pin cable on 20 pin socket under bonnet. Scanner powered up but would not connect. Could be MS 309 not...
  14. ODB2 scan problem

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    1999 E39 523i ASC+T/DSC and ABS warning lights are on, also airbag light. When I scan for codes using 16 pin socket I get 'no codes present'. My scanner (MaxiScan MS309) is not connecting through 20 pin socket (could be 16/20 pin cable or that scanner is not suitable for this BMW diagnostic...
  15. E39 strange electrical issue

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi all, I had an old battery finally give out on me last month on my 530i. Then not even a month later the alternator gave out on me on the motorway 160 miles from home! After a new battery and new Bosch alternator, I now have another odd issue happening during driving. After a few minutes...
  16. E39 brake upgrade

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    All, for those who’ve gone for larger brakes in their E39s, specifically people who’ve taken callipers off other car models that aren’t E39s, have you had to change the wheel bearing / hub to change the centre bore to allow for the change in disc dimensions? I’m waiting for some new (to me)...
  17. Seat belts E39

    General BMW Discussions
    Hi, my first post on this forum. Are the front seat belts from a 7 Series E38 the same as the front seat belts on a 5 Series E39 (from the same year)
  18. Oil leak/consumption E39 525i M54B25 2002

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi guys! I need some advice on what could possible be the cause of oil leak / consumption on my E39 525i. As of now, I have to pour in about a 1L of oil every 700km. There aren't any oil puddles under the car (I don't have the underside cover on). Well there is a small puddle but that's the...
  19. Newbie - 02' e39 530d

    Hey Guys new to the forum all the way from South Africa!!! Drive a 2002 E39 530D - just purchased the car about a month back, Mileage is 311000KM car has the Msport steering metal sunroof projector headlights with full angel rings and NO Xenons black on black interior So far I have...
  20. 525i e39 2001 for sale

    Remarkable BMW 525i M Sport manual E39 For Sale. 113k mileage 2001 Key Points: Low Mileage for it's age Slate Green Colour Slate green Leather Electric mirrors, electric side folding mirrors Dual Zone Air Conditioning with Climate Multi-Function Steering Wheel Adjustable...