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n46

  1. UK
    This is my first post, I am stumped by this car. So original issues; car wouldn’t accelerate past 3000rpm, runs and drives under its own power, idles a little lumpy. What I have done; 1. Scan the car; -2B63 Crankshaft sensor, exhaust -2A67 valvetronic,actuator motor:activation -2F44 EWS...
  2. E90, E91, E92 & E93 - General Forum
    Hi All, First time owner and first time post. I got this E91 318i with the N46 engine. The car is making this weird "whistling" noise which is present at engine idle - I have a suspicion it may be AC related (compressor) but I have zero knowledge on mechanics so I wondered if any of you guys...
  3. General E46 Forum
    Hey, guys! I have 2004 BMW 318i with N46B20 engine. Problem is that the engine works roughly, not stable. The first 2-3 mins after cold start, the engine works acceptably. After few mins (when coolant temperature is about 20 ºC) it starts to work roughly, feels strong vibration. If the engine is...
  4. General E46 Forum
    Hi guys, my e46 coupe started rattling from the engine this morning. the rattling seems to be coming from the front of the engine. https://www.youtube.com/watch?v=4NR98zyG2dk&feature=youtu.be Any guess would be appreciated :banghead:
  5. General E46 Forum
    After I got my front tires replaced today, I came back home and saw my neighbor working on his 2004 BMW 325i. I went to ask if he needs help. To my surprise, I saw a really weird engine in the engine bay. He has 2004 e46 325i with N46 engine on it or something similar but everything else in the...
  6. General E46 Forum
    Hey guys, 2005 BMW E46 N46 engine. Would you mind giving me your opinion on what's wrong in this video? http://www.youtube.com/watch?v=N-47C42Q6RI Also, I keep reading about these vanos seals but most of the stuff is referring to 6 cylinders, mine is the N46 4 cylinder. The one video I did...
  7. General E46 Forum
    I have got a P0430 code some time ago and have changed both O2 senors (this car only has one pre and one post) and have also had the cat converter changed with an aftermarket unit. All worked well for about 500km then the problem came back, i keep getting the P0430 code now after about 100km. I...
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