Audi A6 Typ 4G: Overview - Final Drive, Disassembling and Assembling

Overview - Final Drive 0BE, 0BF, Disassembling and Assembling

  Caution

Only some components on the rear final drive can be disassembled.

• Currently both chambers -item 12- and -item 26- cannot be removed from the final drive.
• It is therefore currently not possible to repair the interior components.

1 - Bolt

• 50 Nm + 180º additional turn
• Always replace.

2 - Right Flange Shaft

• Removing and installing. Refer to → Chapter "Left Seal, Replacing, 0BE, 0BF".
• Do not confuse with the left flange shaft, they are different

3 - Protective Ring

• Replacing. Refer to → Chapter "Flange Shaft Ring, Replacing, 0BE, 0BF".

4 - Protective Cap

• Only for Audi A8
• If it is not present on the Audi A8 retrofit it. Refer to the Parts Catalog.
• Installation position. Refer to → Fig. "Protective Cap Installation Position (only for Audi A8)".

5 - ATF Breather Pipe

• For the left chamber
• Clip onto the bleed pipe

6 - Seal

• With strainer

7 - Hydraulic Control Unit

• With the All Wheel Drive Pump -V415- and lines to the chambers
• Removing and installing. Refer to → Chapter "Hydraulic Control Unit, Removing and Installing".
• Disassembling and assembling. Refer to → Chapter "Hydraulic Control Unit, Disassembling and Assembling".

8 - Bolt

• 20 Nm
• Quantity: 2
• M8; 50 mm long
• Follow the tightening sequence.

9 - Bolt

• 20 Nm
• M8; 50 mm long
• with a permanent seal under the bolt head
• Coat the threads with Sealing Compound -D 176 501 A1-.
• Follow the tightening sequence.

10 - Bolt

• 20 Nm
• M8; 30 mm long
• Follow the tightening sequence.

11 - Shaft Seal

• For the left flange shaft
• Replacing. Refer to → Chapter "Left Seal, Replacing, 0BE, 0BF".

12 - Left Chamber

13 - ATF Check Plug

• 15 Nm
• Always replace.
• With permanent seal

14 - Left Flange Shaft

• Removing and installing. Refer to → Chapter "Left Seal, Replacing, 0BE, 0BF".
• Do not confuse with the right flange shaft, they are different

15 - Protective Ring

• Replacing. Refer to → Chapter "Flange Shaft Ring, Replacing, 0BE, 0BF".

16 - ATF Drain Plug

• 15 Nm
• Always replace.
• With permanent seal

17 - Gear Oil Drain Plug

• 15 Nm
• Always replace.
• With permanent seal

18 - Final Drive Housing

19 - Shaft Seal

• For the flange/driveshaft
• Replacing on rear final drive 0BF. Refer to → Chapter "Input Shaft Seal, Replacing, 0BF".
• Replacing on rear final drive 0BE. Refer to → Chapter "Input Shaft Seal, Replacing, 0BE".

20 - Protective Ring

• Replacing. Refer to → Chapter "Flange Input Shaft Ring, Replacing, 0BE, 0BF".

21 - Flange/Driveshaft

• Removing and Installing on final drive 0BF. Refer to → Chapter "Input Shaft Seal, Replacing, 0BF".
• Removing and Installing on final drive 0BE. Refer to → Chapter "Input Shaft Seal, Replacing, 0BE".

22 - Circlip

• Always replace.
• Installing on final drive 0BF.
• Installing on final drive 0BE.

23 - Gear Oil Check Plug

• 15 Nm
• Always replace.
• With permanent seal

24 - Bracket

• For the wiring harness

25 - Bolt

• 9 Nm

26 - Right Chamber

27 - Shaft Seal

• For the right flange shaft
• Replacing. Refer to → Chapter "Left Seal, Replacing, 0BE, 0BF".

28 - ATF Breather Pipe

• For the right chamber
• Clip onto the bleed pipe

29 - Final Drive Bleeder

• Clip onto the bleed pipe

Protective Cap Installation Position (only for Audi A8)

- The protective cap -A- is clipped in in the groove behind the ATF breather pipe -B-.

  Note

The protective cap must be present on both sides on the ATF breather pipe.

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