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compression

  1. General E46 Forum
    Hello. I've recently got a 2001 e46 325Ci (vert) with about 138,000 miles on it. While my mom was driving it, the SES light appeared on the dash (the day she was going to get emissions done on it *ugh). We identified the issue and the po491 p0492 codes came up. We replaced one vacuum line (the...
  2. Forced Induction Forum
    Building a 325i track car, already had ever known service consideration done (vanos rebuild, cooling system rebuild etc.) mods already include coilovers, single mass stage 1 clutch and flywheel, front and rear sway bars. My question being ive already sourced all the parts ill need to put in a...
  3. General E46 Forum
    Looking for help with my project. I Rebuilt most of my engine and figured out where all the sensors and vacuum lines go. Now I'm having a problem with the engine starting. stats, my car is a 2000 328i e46 with a dual Vanos M52tu engine. Just rebuilt the top half and front of the engine. Time...
  4. General E46 Forum
    hello everyone , i have a 2002 325xi (e46) , about a week ago the car was driving strong in both city in highway but would always be a little rough during start up then smooth out after it had warmed up, 3 days ago i started it up after it sat for about 2days and started rough but never smoothed...
  5. General E46 Forum
    I just got done doing a compression test on my 2001 330xi with 135,xxx Miles. The results were: Cylinder #1:115 Cylinder #2:120 Cylinder #3:120 Cylinder #4:120 Cylinder #5:116 Cylinder #6:115 I thought that good compression was between 142-156psi for a m54, and mine is nowhere near that. So Is...
  6. E46 Xi Forum
    I just got done doing a compression test on my 2001 330xi with 135,xxx Miles. The results were: Cylinder #1:115 Cylinder #2:120 Cylinder #3:120 Cylinder #4:120 Cylinder #5:116 Cylinder #6:115 I thought that good compression was between 142-156psi for a m54, and mine is nowhere near that. So Is...
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