523i

Hi I’m new looking to buy an e39 and currently can’t decide between: 2002 525d with 135,000 miles Or 1999 523i 121,000 miles Which one will have better mpg I drive a fair amount in city and some motorway and also what about reliability between both? thanks

Hi, I'm the unfortunate owner of a 2006 E61 523i with a high oil consumption. The motor har been driving around 180k km. I got the car about a year ago and it has always had a very big oil consumption (1 liter per 1200km or so), which I understand from other threads is not that unusual with this...

Hello everybody. I made an account deliberately for this issue because I couldn't find answers anywhere. So I bought this beautiful car and I fell in love with it. It's a grey BMW. lel jk 2005 N52 manual 523i E60 Pre LCI 200k km or 120k miles? Since I bought it I've had poor fuel economy...

Hey guys, my 1997 523i had a crash back in 2018, only radiator was damaged, nothing much, and was fixed by previous owner, however, i'm pretty new to BMW's i bought it a few months ago, and i was doing the usual check of the engine when i found out that the coolant temp sensor that is located on...

Good All, I am in the Bahamas. I just took delivery of a 2011 523i RHD with only 34k miles on it. The car is in excellent condition. It has had some mods, 20" rims 275/30 on the rear and 245/35 on the front, M-Performance side skirts, fiberglass truck spoiler and single tip dual exhaust. I...

Hey guys, i own a 1997 523i M52B25 engine, 5 speed manual, i was wondering to get some more power out of it, at least close to 200hp, not looking for anything special, i was thinking of an m50 manifold and a tune, and a decat exhaust, what would you guys recommend, car is in an excellent shape...

Hello guys! I have a Bmw 523I E39. I have a problem with no power to a player from eonon. I have a 14 pin and so does the player. When trying another player it doesn’t power on either. So that makes me think there is something wrong with the car. The fuses looked okay all 4(3 in dash and 1 over...

Hey guys. I recently changed the entire cooling system on my e39 and noticed that the new thermostat housing that was put has a two pin plug I guess for connecting a wire to it. I'm guessing it is the thermostat housing temperature sensor. My question is, do I require to connect a wire to it(...

Ok so it’s not mine, it’s my brothers. He has a 523i 1998. Now he is not mechanical at all and couldn’t care less about a car, or it’s mainenance. I know what a horrible person he is. Now I was looking in the engine bay yesterday and I noticed dried coolant everywhere. I didn’t know where the...

Hi All, This may be a well known issue in 2006 BMW 523i N52 engine , or similar models. ISSUE: Idle Fluctuate between 640 - 680, More often on engine operating temperature. while stoping at stoplight car shake little bit, rmp drop to ~630 for couple of sec and then raise up to normal. And then...

hey guys, currently about to start a transmission swap and i need to figure out exactly what trans model my car has. I'm pretty new to this so go easy - I ran the Vin number on realoem.com and it came back with 3 options when i went into "transmission" under the browse parts page, the A5S325Z...

Hey guys, i have a 2000 528i, M sport e39 with a shot transmission and 230,000km on the clock. I also have a 523i e39 from 1996 which i have no intentions of using/restoring. Basically im wondering if i can swap this transmission from the 523 into the 528? from what i gather they possibly both...

Hi I have had my car for over 2 years. I have replaced the radiator as the last one split. That was a year and a half ago. The expansion tank never seems to have water in when cold but always seems to be ok. The issue I'm having is intermittently the car heats up (when the ac is on) I found the...

Hello everybody, I am new to BMW and this forum, please bear with me while I explain the situation. My brother recently bought BMW 5 series 523i 2007 model, it has 60k miles on it. I don't know what was he thinking before buying it as ever since we got it I see issues after issues. We got it...

Hey everyone I have recently purchased a turd of a Bimmer. I bought it after PCSing and the only guy to give me a call back had this 523i. It had a misfire, some surging on acceleration, and shortly after purchase the starter wouldn't disengage the flywheel. F*** me right? Anyways the misfire...

Hello fellow BMW fans! My younger brother disconnected the trunk of my 1997 523i from the central locking system by using the key and turning it completely to the right and now I can't figure out how to reconnect the trunk to the central locking system. I've tried all sorts of things with the...

Hi! I know that a new thread about ticking noises seems odd due to the high numbers of other threads on bimmerfest that has already been solved, but I HAVE done plenty of research before coming to the conslusion to start a new thread about the matter, trust me. So please hear me out on this...

Hi, I am having trouble trying to make the keyless entry happen on my 1997 523i. I am currently having to unlock the door manually. Here is what i have tried: I have tried turning the key to position 1 then off within 5 seconds, holding unlock then pressing lock 3 times fast then releasing but...

Hi, My E39 has this problem after changing my angel eyes to either CCFL or LED (not quite sure). Changed the headlight & fog light to HID too. Here is what actually happens : i) When the key is in position 2 : angel eyes strobe >5 times or so (from what I know, its just a bulb check) ii)...

Hi guys, First time poster here, long term lurker. I've recently attempted a pixel repair on my E39 525i, which was daunting to me, but successful. The only issue is that I believe I have somehow damaged or altered the starting position for the motor driving the fuel gauge, and now it appears...