A8L Quattro Sedan V8-4.2L (BVJ) (2007)
Power Seat Motor: Service and Repair
Backrest Adjustment Motor
Power Memory Front Seats
Backrest Adjustment Motor
Removing
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Remove seat. See: Service and Repair/Removal and Replacement/Power Memory Front Seats/Seat
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Mount the fixture for seat repair (VAS 6136) on the engine and transmission holder (VAS 6095).
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Attach the front seat to the fixture for seat repair (VAS 6136).
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Remove side trim on sill side. See: Service and Repair/Removal and Replacement/Power Memory Front Seats/Side Trim, Sill Side
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Remove side trim on tunnel side. See: Service and Repair/Removal and Replacement/Power Memory Front Seats/Side Trim, Tunnel Side
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Remove front trim. See: Service and Repair/Removal and Replacement/Power Memory Front Seats/Front Trim
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Remove bracket for seat side panels. See: Service and Repair/Removal and Replacement/Power Memory Front Seats/Seat Side Trim Bracket
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Remove top backrest cover. See: Service and Repair/Removal and Replacement/Power Memory Front Seats/Upper Backrest Cover
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Remove bottom backrest cover. See: Service and Repair/Removal and Replacement/Power Memory Front Seats/Lower Backrest Cover
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Remove bolt from motor for backrest adjustment.
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Pry off spring washer - 5 - (illustration - B -) on the side of backrest motor using a screwdriver.
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Tap shaft - 4 - through the side of the backrest frame using a hammer and drift punch.
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Pull out shaft - 4 - just far enough out of backrest frame - 1 - until motor for backrest adjustment comes out.
Installing
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Adapt the splines of new motor for backrest adjustment => [ Preparing backrest adjustment motor ].
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Slide shaft - 4 - through motor for backrest adjustment and through backrest frame - 1 -.
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Set seat aside.
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Place a wood block - 2 - beneath shaft - 4 - (illustration - A -) on opposite side of motor for backrest adjustment.
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Tap spring washer - 5 - onto shaft - 4 - using a socket wrench 11mm insert (illustration - C -).
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Install screw on backrest adjustment motor and connect connector.
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For seats with seat memory: After installing seat, perform a basic setting for backrest or seat.