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Originally Posted by twinaviation
I am experiencing same problem with my Boxter 2002 94K. When I do start in the morning and sometimes after a 5-6 hrs I got whining noise that last proximatelly 2 seconds and stops immidiatelly as engine rev 1000 or so. Is is seconadry air pump or starter..
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I recall reading somewhere this 2 sec whining on cold starts is normal because the cats aren't warmed up and if you don't hear it the pump may not be operating correctly.