S6 V8-4.2L (BBD) (2004)
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Disconnect battery Ground (GND) strap -arrow-, with ignition switched off.
Audi RS6:
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Switch off ignition and remove ignition key.
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Turn locks -arrow- counterclockwise and remove cover -1-
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Remove cover -1- off upward.
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Connect the ground wire to battery -arrow-.
All:
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Briefly open and close fuel tank cap.
Limo:
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Remove cover for sender for fuel gauge located under liner in luggage compartment.
Avant:
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Remove cover for sender for fuel gauge located under liner in luggage compartment.
All:
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If necessary; fold the left or right rear seat back forward.