Removing and installing oil pan: Audi A6 C6

🧭 Before you start

Fits: Audi A6 C6 (4F, 2004–2011)

• Special tools named: T40199
• Renewed: seals, aluminium bolts for oil pan, if necessary

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• Gearbox malfunctions will occur when the vehicle is driven if the ATF strainer (A) is not correctly installed.If the ATF strainer (A) cannot be seated properly (i.e. if the strainer drops down at the rear), it must be renewed .
• The guide pins T40199 hold gasket and oil pan in position. Without them the oil pan is not sealed off properly.
• The guide pins T40199 hold gasket and oil pan in position. Without them the oil pan is not sealed off properly.Renew aluminium bolts for oil pan.

📋 Procedure

1. Switch off ignition and take out ignition key.
2. Unfasten quick-release catches (2) and detach rear noise insulation.
3. Remove cross piece (D)40.
4. Remove Y-pipe (left and right) 26..
5. Place used oil collection and extraction unitV.A.G 1782 below gearbox.

6. ⚠ Wear safety goggles. — Remove ATF drain plug (arrow A) and drain off ATF.
7. Remove oil pan bolts in sequence (24 to 1) (opposite to tightening sequence).
8. Remove oil pan.
9. Remove oil pan bolts in sequence (13 to 1) (opposite to tightening sequence).
10. Remove oil pan. [Note: Renew seals and gaskets.The drain plug with seal must be renewed.If vehicle mileage is high, it is recommended to renew the ATF strainer (A) when removing the oil pan . Otherwise the ATF strainer only has to be renewed if it has been damaged.]
11. ⚠ Risk of damage to the gearbox housing.Different tightening torques are specified for the oil pan bolts, depending on the version.Observe exact tightening torques and adhere to specified sequence. — Clean all magnets in recesses on oil pan. Ensure that magnets make full contact with oil pan.
12. Clean sealing surface on gearbox and on oil pan.
13. Check that ATF strainer (A) is correctly seated; press into position if necessary. [Note: Gearbox malfunctions will occur when the vehicle is driven if the ATF strainer (A) is not correctly installed.If the ATF strainer (A) cannot be seated properly (i.e. if the strainer drops down at the rear), it must be renewed .]
14. Screw four guide pins T40199 into positions (11, 12, 23 and 24) with oil pan removed. [Note: The guide pins T40199 hold gasket and oil pan in position. Without them the oil pan is not sealed off properly.]
15. Guide new gasket and oil pan over guide pins T40199.
16. Tighten oil pan bolts in the sequence (1 to 10).
17. Remove the four guide pins T40199.
18. Screw in remaining bolts in the sequence (11 to 24).
19. Screw four guide pins T40199 into positions (10, 11, 12 and 13) with oil pan removed. [Note: The guide pins T40199 hold gasket and oil pan in position. Without them the oil pan is not sealed off properly.Renew aluminium bolts for oil pan.]
20. Check gasket for damage and renew if necessary.
21. Guide gasket and oil pan over guide pins T40199.
22. Tighten new oil pan bolts in the sequence (1 to 9).
23. Remove the four guide pins T40199.
24. Fit remaining bolts (10, 11, 12 and 13) one by one.
25. Install cross piece (D)40.
26. Fill up with ATF .
27. Install exhaust system so it is free of stress 26.

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