E46 Fanatics Forum banner
  • Hey everyone! Enter your ride HERE to be a part of September's Ride of the Month Challenge!
rough acceleration
1-5 of 5 Results
  1. E46 General
    Hey Guys, new poster here! Recently, I cleaned my IAC valve and throttle body and replaced a crumbling fuel pressure regulator hose connector; after starting up my car I found it had a rough cold start. I can often hear the IAC valve knocking very loudly while the revs bounce around for a...
  2. E46 General
    My e46 refuses to get better. After running on idle for +30secs(start up, red light, does not matter) aswell as when driving there seems to be a random cylinder misfire. The symptoms of this are: heavy shuddering/shaking of the car upon acceleration or when idling loss of power hesitation...
  3. E46 General
    My 328Ci is having periodic VANOS issues that is accompanied by a hard start (cranks for a little longer than usual about 4-5 seconds but starts every time) the car is down on power and it feels like the VVT is stuck in high rpm timing, the power below 3000 RPM is extremely poor and feels...
  4. E46 General
    As of yesterday, my e46 325ci manual was running fine, all okay and then I left it for about an hour and a half and it started making this weird noise like the exhaust was blocked? The car has no power although the rev range. I have no engine light on and started it this morning and it's the...
  5. E90 General
    I'm having issues with chugging or choppy/rough acceleration. It's more noticeable when I accelerate quickly or when I'm going up a hill. Once I'm to speed it's not noticeable. Also, when I'm idling it seems fine. The feeling is like there is intermittent gas going to the engine. The check...
1-5 of 5 Results
Top