A6 Quattro Sedan V6-3.2L (BKH) (2005)
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Refill any fluids that were drained and bleed the respective vehicle systems.
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Evacuate and refrigerant circuit after assembly and refill.
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Check the DTC memory for the Climatronic Control Module (J255) A/C control head and erase any faults displayed if necessary.
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Operate the A/C system after filling the refrigerant circuit => [ A/C System, Operating after Filling Refrigerant Circuit ] See: Description and
Operation/A/C System, Operating after Filling Refrigerant Circuit