How to carry out replacement: Brake Discs S4 2.2 Turbo quattro Audi 100 C4 Avant
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Change Audi 100 C4 Avant 2.3 E quattro Brake Discs yourself – manuals and video tutorials

How to change front brake discs on AUDI 100 C4 Avant (4A5) – replacement guide

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When to replace the Brake Discs on your AUDI 100
Recommended replacement interval for the part category Brake disc : 50000 km
Important!
This replacement procedure can be used for:
AUDI 100 Avant (4A5, C4) 2.6, AUDI 100 Avant (4A5, C4) 2.8 E, AUDI 100 Avant (4A5, C4) 2.6 quattro, AUDI 100 Avant (4A5, C4) 2.8 E quattro, AUDI 100 Avant (4A5, C4) 2.6, AUDI 100 Avant (4A5, C4) 2.6 E 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 – Brake Discs for 100 Avant (4A5, C4) and other AUDI models
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Tools
Replacement: brake discs – AUDI 100 Avant (4A, C4). List of the tools you'll need:
Wire brush
Nylon cleaning brush
WD-40 spray
Brake cleaner
Copper grease
Torque wrench
Drive socket # 17
HEX bit No.H7
Wheel impact socket #17
Ratchet wrench
Tap wrench
Brake caliper wind back tool
Crow bar
Wheel chock
Buy tools
AUTODOC recommends:
  • Replace the brake disks on the car AUDI 100 Avant (4A, C4) in complete set for each axis. Regardless of the state of components. This will ensure even braking.
  • The replacement procedure is identical for both brake disks on the same axle.
  • When changing the brake discs, always replace the brake pads.
  • Please note: all work on the car – AUDI 100 Avant (4A, C4) – should be done with the engine switched off.
Carry out replacement in the following order:
  1. Step 1
    Open the hood. Unscrew the brake fluid reservoir cap.
    Step 2
    Secure the wheels with chocks.
    Step 3
    How to change Brake Discs on Audi 100 C4 Avant 1990 - free PDF and video manuals
    Loosen the wheel mounting bolts. Use wheel impact socket #17.
  2. Step 4
    Raise the front of the car and secure on supports.
    Step 5
    How to replace AUDI 100 Avant (4A5, C4) S4 2.2 Turbo quattro 1991 Brake Discs - 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 100 Avant (4A, C4)
  3. Step 6
    Audi 100 C4 Avant 2.3 E 1992 Brake Discs replacement: free workshop manuals
    Remove the wheel.
  4. Step 7
    Changing Brake Discs on AUDI 100 Avant (4A5, C4) 2.5 TDI 1993 by yourself
    Spread the brake pads. Use a crowbar.
  5. Step 8
    How to remove AUDI 100 2.6 quattro 1994 Brake Discs - online easy-to-follow instructions
    Remove the dust boot caps of the brake caliper guide pins. Use a crowbar.
  6. Step 9
    How to replace Brake Discs on AUDI 100 Avant (4A5, C4) 1990: download PDF manuals and video instructions
    Unscrew the brake caliper fastening. Use HEX No.H7. Use a ratchet wrench.
  7. Step 10
    How hard is it to do yourself: Brake Discs replacement on Audi 100 C4 Avant S4 4.2 V8 quattro 1991 - download illustrated guide
    Disconnect the brake pad wear sensor plug.
  8. Step 11
    Need to know how to renew Brake Discs on AUDI 100 1992? This free workshop manual will help you to do it yourself
    Disconnect the brake pads wear sensor. Use a crowbar.
    Please note!
    Some cars are not equipped with the brake pad wear sensor.
  9. Step 12
    Changing of Brake Discs on Audi 100 C4 Avant 1993 won't be an issue if you follow this illustrated step-by-step guide
    Detach the brake caliper retaining spring. Use a crowbar.
  10. Step 13
    AUDI 100 2.3 E quattro Brake Discs replacement: online guides and video tutorials
    Remove the brake caliper.
    Replacement: brake discs – AUDI 100 Avant (4A, C4). 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.
  11. Step 14
    Replacing Brake Discs on Audi 100 C4 Avant 1990 S4 2.2 Turbo quattro by yourself
    Remove the brake pads.
  12. Step 15
    100 Avant (4A5, C4) 2.6 quattro 1991 Brake Discs DIY replacement workshop manual
    Clean the brake caliper bracket from dirt and dust. Use a wire brush. Use WD-40 spray.
  13. Step 16
    How to change Brake Discs on AUDI 100 Avant (4A5, C4) 1992 - tips and tricks
    Unscrew the caliper bracket fastening. Use a drive socket #17. Use a tap wrench. Use a ratchet wrench.
  14. Step 17
    Step-by-step recommendations for DIY replacement Audi 100 C4 Avant 1993 2.6 quattro Brake Discs
    Remove the caliper bracket.
  15. Step 18
    DIY replacement of Brake Discs on AUDI 100 Avant (4A5, C4) 2.6 1994 is not an issue anymore with our step-by-step tutorial
    Remove the brake disc.
  16. Step 19
    How to change Brake Discs on Audi 100 C4 Avant 1990 - free PDF and video manuals
    Clean the hub. Use a wire brush. Treat the contacting surface. Use copper grease.
  17. Step 20
    How to replace AUDI 100 Avant (4A5, C4) S4 2.2 Turbo quattro 1991 Brake Discs - step-by-step manuals and video guides
    Install the brake disc.
  18. Step 21
    Audi 100 C4 Avant 2.3 E 1992 Brake Discs replacement: free workshop manuals
    Clean the brake caliper bracket from dirt and dust. Use a wire brush. Use a brake cleaner.
    AUTODOC recommends:
    Replacement: brake discs – AUDI 100 Avant (4A, C4). After applying the spray, wait a few minutes.
  19. Step 22
    Changing Brake Discs on AUDI 100 Avant (4A5, C4) 2.5 TDI 1993 by yourself
    Install the brake caliper bracket.
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