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  1. Auto Electrical Forum
    Hi so i have a code that is pointing towards having to replace the valvetronic motor in my engine I know I can replace it fine however it’s the calibration of the motor I am not 100% about. So I’ve read that on the n46 engine which is the pretty much the same as mine that you can turn the...
  2. BMW 3 Series Forum - Technical Talk on the BMW E46
    Hi all, I tried starting my car yesterday and it didn't start straight away. After a second go of cranking it finally started. I got about half a mile down the road and the car started bucking and stuttering. Then it died completely and will no longer start. A recovery guy came and plugged in...
  3. General BMW Discussions
    Hey, I have a problem with my E46 316i 02' I originally had an engine that misfired all the time and started shutting down cylinders until it eventually died out. We then decided to swap the engine to one we knew worked, in hopes of fixing the problem, and not have to diagnose the issue. As...
  4. BMW 3 Series Forum - Technical Talk on the BMW E46
    Hi i have e46 compact 1.6 n40 . My bmw's engine piston's blowned and the repair shop said we have to change the engine block and we can change it with the n42 2.0 engine block. I was too excited for more power. But now my car has too many problems. Is there anyone who did it ? Was that a bad...
  5. BMW 3 Series Forum - Technical Talk on the BMW E46
    I have all the paperwork for the previous owner having had the timing chain done with all the upgraded bits so no worries there one would think. However, oil consumption has varied wildly. Recently it has been appalling. It's not burning any but the N42 splash it all over effect has been making...
  6. BMW 3 Series Forum - Technical Talk on the BMW E46
    Driving home in very slow rush hour traffic, no problems or warning signs, then while sitting in a queue I hear/feel a pop/knock, then steam/smoke starts appearing around the bonnet. Very soon after the temp gauge starts to creep up. Luckily I was very close to home, and got back before the temp...
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