What is the firing order for 89 bmw 525i? on 1990 BMW 525i

Replaced the distributor cap and now will not start.

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2 answers 1 comment
Here you go http://bit.ly/r0hTBO
Firing order is 1,5,3,6,2,4
Thanks, now how do I relate that to the distributor cap. Where is position 1 and so forth?