S5 Quattro Coupe V8-4.2L (CAUA) (2009)
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Check the foam seals on the heat exchanger - A - and on the Auxiliary Air Heater Heating Element (Z35) - C - (or on the honey comb on vehicles
without an Auxiliary Air Heater Heating Element (Z35)) for damage.
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Check the springs on the A/C unit - B - and the grooves - A - on the right radiator housing - C - for damage.
‹› If the groove - A - on the right radiator housing - C - or the spring on the A/C unit - B - are damaged, seal these with, for example, Silicone
Adhesive D176 001 A3.
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Insert the grooves - A - on the right radiator housing into the springs on the A/C unit - B - and push the right radiator housing - C - just a little into