Important!
This replacement procedure can be used for:
AUDI A6 Saloon (4B2, C5) 1.8 T, AUDI A6 Saloon (4B2, C5) 2.4, AUDI A6 Saloon (4B2, C5) 1.9 TDI, AUDI A6 Saloon (4B2, C5) 2.5 TDI, AUDI A6 Saloon (4B2, C5) 2.8, AUDI A6 Saloon (4B2, C5) 1.8, AUDI A6 Saloon (4B2, C5) 2.7 T, AUDI A6 Saloon (4B2, C5) 2.4, AUDI A6 Saloon (4B2, C5) 3.7, AUDI A6 Saloon (4B2, C5) 1.8 T, AUDI A6 Saloon (4B2, C5) 2.5 TDI, AUDI A6 Saloon (4B2, C5) 1.9 TDI, AUDI A6 Saloon (4B2, C5) 1.8, AUDI A6 Saloon (4B2, C5) 2.8, AUDI A6 Saloon (4B2, C5) 2.8, AUDI A6 Saloon (4B2, C5) 2.4, AUDI A6 Saloon (4B2, C5) 2.0, AUDI A6 Saloon (4B2, C5) 3.0, AUDI A6 Saloon (4B2, C5) 2.4, AUDI A6 Saloon (4B2, C5) 2.5 TDI, AUDI A6 Saloon (4B2, C5) 1.9 TDI, AUDI A6 Saloon (4B2, C5) 2.4, AUDI A6 Saloon (4B2, C5) 2.5 TDI, AUDI A6 Saloon (4B2, C5) 2.7 quattro View more

The steps may slightly vary depending on the car design.

This video shows the replacement procedure of a similar car part on another vehicle

All the parts you need to replace – Wheel Bearing for A6 Saloon (4B2, C5) and other AUDI models
Tools
Replacement: wheel bearing – AUDI A6 (4B2, C5). List of the tools you'll need:
Wire brush
Nylon cleaning brush
WD-40 spray
All-purpose cleaning spray
Brake cleaner
Copper grease
Torque wrench
Combination spanner #15
Drive socket # 13
HEX bit No.H8
Wheel impact socket #17
Ratchet wrench
Flat screwdriver
Tap wrench
Impact screwdriver
Pincers
Crow bar
Wheel chock
AUTODOC recommends:
  • Do not re-use the bearing assembly of your AUDI A6 (4B2, C5) car.
  • The wheel hub bearing replacement procedure is identical for both wheels on the same axle.
  • Please note: all work on the car – AUDI A6 (4B2, C5) – should be done with the engine switched off.
Carry out replacement in the following order:
  1. Step 1
    Secure the wheels with chocks.
    Step 2
    How to change Wheel Bearing on Audi A6 C5 Saloon 1997 - free PDF and video manuals
    Loosen the wheel mounting bolts. Use wheel impact socket #17.
  2. Step 3
    Raise the rear of the car and secure on supports.
    Step 4
    How to replace AUDI A6 Saloon (4B2, C5) 2.4 1998 Wheel Bearing - step-by-step manuals and video guides
    Unscrew the wheel bolts.
    AUTODOC recommends:
    Warning! To avoid injury, hold the wheel while unscrewing the fastening bolts. AUDI A6 (4B2, C5)
  3. Step 5
    Audi A6 C5 Saloon 1.8 T 1999 Wheel Bearing replacement: free workshop manuals
    Remove the wheel.
  4. Step 6
    Changing Wheel Bearing on AUDI A6 Saloon (4B2, C5) 1.9 TDI 2000 by yourself
    Clean the brake caliper fasteners. Use a wire brush. Use WD-40 spray.
  5. Step 7
    How to remove AUDI A6 2.5 TDI quattro 2001 Wheel Bearing - online easy-to-follow instructions
    Unscrew the brake caliper fastening. Use a combination spanner #15. Use a drive socket #13. Use a ratchet wrench.
  6. Step 8
    How to replace Wheel Bearing on AUDI A6 Saloon (4B2, C5) 2002: download PDF manuals and video instructions
    Remove the brake caliper. Use a crowbar.
    Replacement: wheel bearing – AUDI A6 (4B2, C5). AUTODOC experts recommend:
    Tie the caliper to the suspension or to the body with a wire without disconnecting from the brake hose to prevent depressurization of the brake system.Make sure that the brake caliper is not hanging on the brake hose.Don't press the brake pedal after the brake caliper has been removed. As a result, the piston can fall out from the brake cylinder, and brake fluid leakage and depressurization of the system may occur.Check the brake caliper bracket, brake caliper guide pins and boots. Clean them. Replace, if necessary.
  7. Step 9
    How hard is it to do yourself: Wheel Bearing replacement on Audi A6 C5 Saloon 2.4 2003 - download illustrated guide
    Remove the brake pads. Use a crowbar.
  8. Step 10
    Need to know how to renew Wheel Bearing on AUDI A6 2004? This free workshop manual will help you to do it yourself
    Clean the brake caliper bracket fasteners. Use a wire brush. Use WD-40 spray.
  9. Step 11
    Changing of Wheel Bearing on Audi A6 C5 Saloon 2005 won't be an issue if you follow this illustrated step-by-step guide
    Unscrew the caliper bracket fastening. Use HEX No.H8. Use a tap wrench. Use a ratchet wrench.
  10. Step 12
    AUDI A6 2.5 TDI Wheel Bearing replacement: online guides and video tutorials
    Remove the caliper bracket.
  11. Step 13
    Replacing Wheel Bearing on Audi A6 C5 Saloon 1998 2.4 by yourself
    Remove the brake disc.
  12. Step 14
    A6 Saloon (4B2, C5) 2.5 TDI quattro 1999 Wheel Bearing DIY replacement workshop manual
    Clean the ABS sensor fastener. Use a nylon cleaning brush. Use all-purpose cleaning spray.
  13. Step 15
    How to change Wheel Bearing on AUDI A6 Saloon (4B2, C5) 2000 - tips and tricks
    Detach the ABS sensor fastener. Use a flat screwdriver.
  14. Step 16
    Step-by-step recommendations for DIY replacement Audi A6 C5 Saloon 2001 2.5 TDI quattro Wheel Bearing
    Disconnect the ABS sensor. Use pincers.
  15. Step 17
    DIY replacement of Wheel Bearing on AUDI A6 Saloon (4B2, C5) 2.5 TDI 2002 is not an issue anymore with our step-by-step tutorial
    Clean the wheel hub fastener. Use a wire brush. Use WD-40 spray.
  16. Step 18
    How to change Wheel Bearing on Audi A6 C5 Saloon 1997 - free PDF and video manuals
    Unscrew the wheel hub bolts. Use HEX No.H8. Use an impact screwdriver. Use a ratchet wrench.
  17. Step 19
    How to replace AUDI A6 Saloon (4B2, C5) 2.4 1998 Wheel Bearing - step-by-step manuals and video guides
    Remove the hub and the bearing together, since they are a sealed unit.
  18. Step 20
    Audi A6 C5 Saloon 1.8 T 1999 Wheel Bearing replacement: free workshop manuals
    Remove the brake disc baffle plate.
  19. Step 21
    Changing Wheel Bearing on AUDI A6 Saloon (4B2, C5) 1.9 TDI 2000 by yourself
    Clean the hub bearing mounting seat. Use a wire brush. Use WD-40 spray.
  20. Step 22
    How to remove AUDI A6 2.5 TDI quattro 2001 Wheel Bearing - online easy-to-follow instructions
    Treat the wheel hub fasteners. Use copper grease.
  21. Step 23
    How to replace Wheel Bearing on AUDI A6 Saloon (4B2, C5) 2002: download PDF manuals and video instructions
    Install the new wheel hub with a bearing.
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DIY AUDI A6 Saloon (4B2, C5) Wheel Bearing replacement - online guide
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