Do you have another key to try? (Possible immobiliser problem.)
With N62 it can also be the relays controlling convenient start.
https://www.newtis.info/tisv2/a/en/e...-relay/reoNfal
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E39 530dA -02 M-Sport Messing metallic
E53 X5 3.0dA -06 Sport Stratus grey
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