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  1. BMW 3 Series Forum - Technical Talk on the BMW E46
    For the last couple of years the car has caused me intermittent issues. From what I can tell it only loses coolant in large quantities when the engine is running and the car is stationary or stuck in very slow moving traffic. I will see white smoke coming from under the hood. The source of this...
  2. General BMW Discussions
    My e46 by VIN was an auto model, I have a kickdown pedal and EGS error codes, but no CEL. Do I really need to flash from current 7795649( Part number 7793443) to a manual firmware RealOEM shows 2 manual options for my 2004/07 car - 13617801004 13617801006 I am afraid to brick my ECU...
  3. BMW 3 Series Forum - Technical Talk on the BMW E46
    Hi all, long time lurker and longer bmw owner 😁 our car e46 330ci vert picked up the dreaded seat back lock errors which threw the airbag light on around 8 months ago. After scouring what felt like every forum on the planet I found a lot of complaints but no actual fixes. there’s a few things...
  4. BMW 3 Series Forum - Technical Talk on the BMW E46
    I am experiencing no torque under 2500 rpm, almost feels like a turbo lag. And car spews black smoke but not instantly after pressing the pedal. I have changed the air filter, changed MAP, and an injector The previous MAP read 1300kpa at idle and without turning the car on, now it reads...
  5. BMW 3 Series Forum - Technical Talk on the BMW E46
    Hey All, I am having some weird issues with the roof at the moment and was wondering if anyone had any suggestions. The car was all fine, didnt drive it much because of the lockdown, and few weeks back as it was sunny, decided to put the roof down for a little drive. All was fine, until it...
  6. BMW Engine Conversions
    Hey all so iv seen this question floating around abit but no one's answered it or I just havnt found the answer and I'm really bad at researching stuff 😂 but iv got a 99 E46 318i and a m52tub25 engine out of a 99 E46 323i, now I wanna swap the engine and was wondering what can I keep the same...
  7. General BMW Discussions
    hello my name is oscar i have a bmw e46 2001 cab. and my problem is that when I have the maf sensor on it shakes and smells gas but when I turn off it works as it should do, smell nothing shakes nothing just works as usuale does. so what i have done with it so far is chage Pcv spark plugs...
  8. Items WANTED - Post any wanted adverts in here
    It supposedly exists, and for some reason is not listed as compatible with E46 coupes, but I'd be interested to buy one to try out
  9. General BMW Discussions
    Hi all, Just picked up a 2001 320D Touring, decent car and seems solid, but after jacking it up today to get a closer look I’ve noticed abit of oil on the left hand side under the car (not on the floor just the plastic covers) I’m just wondering if they is common oil leaks on these that can be...
  10. BMW 3 Series Forum - Technical Talk on the BMW E46
    Hello, new to all this , just bought a e46 330ci a few weeks ago and seemed like a good buy , everything seems to be running fine / super quite on start up , no vanos rattles, over heating clonks or leaks . 140k on the clock good history valve cover gasket has just been done ect . Only used it...
  11. BMW 3 Series Forum - Technical Talk on the BMW E46
    Hi all, I guess this is yet another auto box question on here. Just wondering if anyone has experienced the same thing & maybe knows where to start looking. 9 / 10 journeys the car is spot on but occasionally when I finish a journey go from D to P or R I’ll get the dreaded “cog” light. When the...
  12. BMW 3 Series Forum - Technical Talk on the BMW E46
    Hi all, After picking up a E46 Coupe Facelift for a good price, the previous owner has 5 spoke E90 rims on it. I'm interested in picking up some CSL Style/Reps for it, can anyone advise me what would be best for 18s on this vehicle? 8 x 18 front + 8.5 x 18 Rear? A BMW Indy I recently had...
  13. BMW 3 Series Forum - Technical Talk on the BMW E46
    The hose on the left hand side of the engine block has snapped off, whats the best way of fixing this?
  14. General BMW Discussions
    Hi I have a 52 plate BMW E46 330d msport the clock is on 135k. I was wondering what is the best oil to use for this car? Iv read thicker oils is good for Cars over 100k but again I'm not entirely sure about that? Also if anyone could tell me how much oil my car should need in Litres that...
  15. BMW 3 Series Forum - Technical Talk on the BMW E46
    Hey guys. I have a 318i from 2004 and I have mostly rebuilt the engine, I just need to know a bit more regarding the rocker tolerances as at this point I am stuck and cannot progress any further until someone can point me in the right direction. Some are marked 2 and some marked 3. I have...
  16. E46
    Hi all, Sorry if this has already been covered etc! I've had a right nightmare and need some sound advice from the experts! I've brought an aftermarket Sony stereo which I've fitted with no issues in my e46 compact (2002). I can't work out how to connect the steering wheel audio controls...
  17. BMW 3 Series Forum - Technical Talk on the BMW E46
    Hi guys, I have this rattling noise comming from front engine (M43B19) which is low on idling, when i rev above ~1500 it start to become noisy and more high pitched but still like a rattling. The sound is definetly coming from the engine, cause it doesn't change if i'm driving or stationary...
  18. BMW 3 Series Forum - Technical Talk on the BMW E46
    Hello Everyone. I would really appreciate some advice here. I have a bmw e46 330ci sport 2002 with an aftermarket headlight kit. I do apologize first off, I do not have a clue what I am doing in terms of lights. ( any many many other things 😅 ) my car has failed it’s MOT today because a bulb...
  19. E46
    Hey guys, just wanna know is it possible to fit retro pre facelift 2001 headlights to a 2003 325i sedan if i replace the hood bonnet, side fenders and headlights? sofar I ordered the headlights they bolt in just fine but the bonnet is sitting slightly raised above the headlights and its kinda...
  20. BMW 3 Series Forum - Technical Talk on the BMW E46
    Hello! Im new to this with cars and stuff haha. So i have owned a 320d e46 2003mod for over a year now, What i have just Discovered is that i do not have reverse lights at all, so i went under the car to check if it the sensor is plugged into the gearbox wich it was, but no wires attached to it...
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