S5 Quattro Coupe V8-4.2L (CAUA) (2009)
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Insert the switch unit - 4 - so the guide - arrow - covers the backrest frame - 1 - correctly.
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Tighten the switch unit - 4 - to the tightening specification.
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Connect the socket - 5 - to the switch unit multi-pin connector.
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Position the locking bushing - 4 - on the shaft - 3 -.
‹› The catches - arrow - (Qty. 4) on the locking bushing must face toward the switch unit - 1 -.