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valvetronic

  1. E90, E91, E92 & E93 - General Forum
    U.S.-spec e90 2006 BMW 325i (pre-April '06). 3.0L N52B30AE engine (n/a, port injection). 155K miles, automatic, no mods. All faults/data read with iCarsoft reader. After a year of driving my car, 5 months or so ago I started experiencing some intermittent misfires. I replaced a different coil...
  2. Driveline, Engine & DME Tuning
    On an engine with Valvetronic such as my N46B20, does the Valvetronic negate the effect of an aftermarket cold air intake (when compared to the stock intake setup)? For this thread, the definition of an "aftermarket cold air intake" is going to be a cold air intake system in which the pod...
  3. General E46 Forum
    I have a problem on my 318 that I think is related with valvetronic operation. Car stalls sometimes when warming up. power and MPG are pretty bad. Actually I'm not sure valvetronic works at all, because I was driving few days with disconnected sensor and didn't feel difference. Today I...
  4. DIY: Do It Yourself
    Hi. To start with i want to tell you i am new in this forum, allthough i have read alot of threads here when ive been stuck. I am also norwegian so my english writing is not something to brag about. But i will try my best. OK, here we go :) I have a 2004 316i touring with n46b18 with a faulty...
  5. General F30 Sedan/F31 Wagon/F32 Coupe/F33 Cabrio
    http://www.f30driver.com//f30gallery/2012-BMW-F30-328i-Project-Car/medium/2012-BMW-F30-328i-Project-Car-183.jpg The BMW Group continues its winning streak in the world's foremost engine competition. Thanks to the Group's outstanding development expertise in this area, it has managed to notch up...
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