Renewing oil seal for selector shaft: Audi A6 C6

🧭 Before you start

Fits: Audi A6 C6 (4F, 2004–2011)

• Timing position: the crankshaft or camshaft is set and locked during this job
• Special tools named: locking pin
• Renewed: oil seal onto selector shaft

Don't miss

• The flexible pipe connection (de-coupling element) on the front exhaust pipe must not be bent more than 10° – otherwise it can be damaged. — Unfasten clamps (1) and (2) and slide forwards.
• Front exhaust pipe (right-side) is not shown in illustration, however it does not have to be removed.
• (Items 2 ... 5) can be disregarded.
• Mark installation position of support bracket for selector lever cable with a felt-tip pen in preparation for reinstallation.
• Do not bend or kink the selector lever cable.

🔩 Torque settings

Values can differ between engine variants — check the code stamped on your block.

ℹ️ Always cross-check the exact figure against your vehicle's factory manual before final tightening — a wrong torque can damage the engine. These values are extracted from workshop data and may not cover every variant or revision.

📋 Procedure

1. Shift selector lever into position "“P”".
2. Open quick-release fasteners (2) and remove noise insulation (rear).
3. Unbolt cross piece from subframe (arrows).
4. ⚠ The flexible pipe connection (de-coupling element) on the front exhaust pipe must not be bent more than 10° – otherwise it can be damaged. — Unfasten clamps (1) and (2) and slide forwards.
5. Remove bolt (arrow) from bracket for exhaust system (left-side).

6. Remove bolt (arrow) from bracket for exhaust system (right-side).
7. Remove bolts (arrows) and detach heat shield (A) for propshaft.
8. Remove bolts (arrows) from connection between gearbox and propshaft (front end).
9. Slide propshaft together towards rear final drive and tie up.
10. ⚠ When performing the steps below, please note the following:Do not support the gearbox under the oil pan - risk of damage. — Insert a bolt M12x100 (item 1) with attached nut (2) into the mounting hole behind the oil pan on the gearbox.
11. Apply lifting column of engine and gearbox jackV.A.G 1383 A to bolt head as illustrated.
12. Remove bolts (arrows) at tunnel cross member.
13. Lower tunnel cross member and gearbox slightly using engine and gearbox jackV.A.G 1383 A. [Note: Front exhaust pipe (right-side) is not shown in illustration, however it does not have to be removed.]
14. Remove bolts (1) and rest tunnel cross member and gearbox mounting on exhaust system. [Note: (Items 2 ... 5) can be disregarded.]
15. Remove bolts (1) and (2) and detach subframe support (rear left).
16. Remove bolts (arrows) and detach heat shield for selector lever cable. [Note: Mark installation position of support bracket for selector lever cable with a felt-tip pen in preparation for reinstallation.]
17. Use removal lever80-200 to pry ball socket (1) on selector lever cable off selector shaft lever.
18. Unbolt support bracket (2) and detach from gearbox. [Note: Do not bend or kink the selector lever cable.]
19. Drive out locking pin (1) at selector shaft lever (2)(arrow) until it is possible to detach selector shaft lever from selector shaft.
20. ⚠ Contact surface of selector shaft must not be damaged or scratched. — Push a small screwdriver through the oil seal and pull it out.
21. Lubricate the outer circumference and the space between sealing lips with ATF.
22. Fit new oil seal onto selector shaft.
23. Press on new oil seal using thrust piece T10135 and assembly lever (A) as far as the stop; make sure that oil seal remains straight.
24. Before installing the gearbox selector lever, knock back the locking pin through the lever in the opposite direction.
25. Push selector shaft lever onto selector shaft and drive in locking pin.
26. Check ATF level .

Other AUDI procedures

• Removing and installing toothed belt – Audi · 56 torque figures
• Removing engine – Audi A8 D3 · 41 torque figures
• Removing camshaft timing chain from camshafts – Audi A6/A7 C7 · 38 torque figures
• Installing engine – Audi A8 D4 · 36 torque figures
• Removing and installing camshaft timing chain · 29 torque figures
• Removing and installing roof aerial R216 (USA) – Audi A8 D3 · 1 torque figures
• IV - Adjusting 2nd and 4th gear brake -B2- · 1 torque figures
• Checking charge pressure control – Audi A4 B5
• Detaching toothed belt from camshaft sprocket - vehicles from 08.2000 onwards
• Removing and installing three-point seat belt with belt height adjuster and belt tensioner