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      10-01-2010, 05:16 PM   #16
dekaliber
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Drives: '07 Z4MC, '11 JCW, '18 Z06
Join Date: Mar 2008
Location: Los Angeles

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Quote:
Originally Posted by RickC View Post
One thing worth a try (works for me) is to turn the key to the point just prior to the engine cranking but allowing the fuel pump to start and prime for about 5-10 seconds then turn to start. Having the fuel pump started and primed gets rid of most of the dip for me
Interesting. So what you're saying is turn it to position 2 for a few seconds and let everything turn on before starting the engine? I didn't realize the fuel pump came on in position 2, but it seems plausible that it would do the trick since the RPM drop seems fuel related.
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