A4 Quattro Sedan V6-3.0L (AVK) (2002)
Fluid - Transfer Case: Service and Repair
Gear Oil In Center Differential, Changing or Topping Up After Repair
Gear oil in center differential, changing or topping up after repair
Special tools and equipment
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VAG 1306 drip tray
Procedure
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Drive vehicle onto a 4-column lift or over a work pit.
Note: The vehicle must be on a level surface.
Drain gear oil
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Place VAG1 306 drip tray underneath.
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Removing drain plug (arrow A) and draining gear oil.
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Always replace drain plug.
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Thread in new drain plug (arrow A) again and tighten to 20 Nm.
Filling up gear oil
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If necessary, loosen or remove relevant parts of the exhaust system to gain access to oil filler plug (arrow B).
Note: There is a distinction made between two cases:
A - Center differential was not removed.
B - Center differential was removed