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HU power-up delay

jdp1962 Aug 13, 2006

  1. jdp1962

    jdp1962 Grumpy Old Moderator Staff Member Moderator Team V6 TFSI Owners Group Gold Supporter Team Tornado Audi S4 quattro Black Edition s tronic

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    Sometimes, when I turn the key to ignition, there's a delay before the HU powers up. It can vary from two up to about eight or nine seconds.

    Any ideas why this might be?
     

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