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How to change SmartKey Key fob Battery on Audi A5 A3 A4 S4 S5 S6 Q5 Keyless entry IYZFBSB802 - YouTube
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Audi Smart Key Fob Battery Replacement 2008 - 2017 A4 , A5 , A7 , A8 How To Remove Replace Change - YouTube
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How to replace / change audi key fob battery (Audi A3, A4, A5, A6, A7, A8, Q3, Q5, Q7) in 4 steps - YouTube
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