When to replace the Brake Discs on your AUDI 90
Recommended replacement interval for the part category Brake disc : 50000 km
Important!
This replacement procedure can be used for:
AUDI 90 (89, 89Q, 8A, B3) 2.0 20 V, AUDI 90 (89, 89Q, 8A, B3) 2.3 E 20V, AUDI 90 (89, 89Q, 8A, B3) 2.2 E, AUDI 90 (89, 89Q, 8A, B3) 2.3 E quattro, AUDI 90 (89, 89Q, 8A, B3) 2.3 E, AUDI 90 (89, 89Q, 8A, B3) 2.3 E, AUDI 90 (89, 89Q, 8A, B3) 2.0 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

Tools
Replacement: brake discs – AUDI 90 (89, 89Q, 8A, B3). Tools you'll need:
Wire brush
WD-40 spray
Brake cleaner
Copper grease
High-temperature ceramic grease
Torque wrench
Combination spanner #13
Combination spanner #15
HEX bit No.H8.
Wheel impact socket #17
Brake caliper wind back tool
Ratchet wrench
Crow bar
Wheel chock
Replacement: brake discs – AUDI 90 (89, 89Q, 8A, B3). Professionals recommend:
  • Replace the brake disks on the car AUDI 90 (89, 89Q, 8A, B3) 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.
  • Warning! Shut down the engine before starting any work – AUDI 90 (89, 89Q, 8A, B3).
Carry out replacement in the following order:
  1. Step 1
    Open the bonnet. Unscrew the brake fluid reservoir cap.
    Step 2
    How to change Brake Discs on Audi 90 B3 1987 - free PDF and video manuals
    Secure the wheels with chocks.
  2. Step 3
    How to replace AUDI 90 (89, 89Q, 8A, B3) 2.3 E quattro 1988 Brake Discs - step-by-step manuals and video guides
    Loosen the wheel mounting bolts. Use wheel impact socket #17.
  3. Step 4
    Raise the rear of the car and secure on supports.
    Step 5
    Audi 90 B3 2.3 E 1989 Brake Discs replacement: free workshop manuals
    Unscrew the wheel bolts.
    AUTODOC recommends:
    Warning! To avoid injury, hold the wheel while unscrewing the fastening bolts. AUDI 90 (89, 89Q, 8A, B3)
  4. Step 6
    Changing Brake Discs on AUDI 90 (89, 89Q, 8A, B3) 2.0 1990 by yourself
    Remove the wheel.
  5. Step 7
    Clean the brake caliper fasteners. Use a wire brush. Use a brake cleaner.
    Step 8
    How to remove AUDI 90 2.2 E 1991 Brake Discs - online easy-to-follow instructions
    Unscrew the brake caliper fastening. Use a combination spanner #15. Use a combination spanner #13.
  6. Step 9
    How to replace Brake Discs on AUDI 90 (89, 89Q, 8A, B3) 1987: download PDF manuals and video instructions
    Spread the brake pads. Use a crowbar.
  7. Step 10
    How hard is it to do yourself: Brake Discs replacement on Audi 90 B3 2.3 E 20V 1988 - download illustrated guide
    Remove the brake caliper.
    Replacement: brake discs – AUDI 90 (89, 89Q, 8A, B3). AUTODOC recommends:
    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.
  8. Step 11
    Need to know how to renew Brake Discs on AUDI 90 1989? This free workshop manual will help you to do it yourself
    Remove the brake pads.
  9. Step 12
    Clean the brake caliper bracket fasteners. Use a wire brush. Use WD-40 spray.
    Step 13
    Changing of Brake Discs on Audi 90 B3 1990 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 ratchet wrench.
  10. Step 14
    AUDI 90 2.3 E quattro Brake Discs replacement: online guides and video tutorials
    Remove the caliper bracket.
  11. Step 15
    Replacing Brake Discs on Audi 90 B3 1987 2.3 E quattro by yourself
    Remove the brake disc.
  12. Step 16
    90 (89, 89Q, 8A, B3) 2.2 E 1988 Brake Discs DIY replacement workshop manual
    Clean the hub. Use a wire brush. Treat the contacting surface. Use copper grease.
  13. Step 17
    How to change Brake Discs on AUDI 90 (89, 89Q, 8A, B3) 1989 - tips and tricks
    Install the brake disc.
  14. Step 18
    Step-by-step recommendations for DIY replacement Audi 90 B3 1990 2.2 E Brake Discs
    Clean the brake caliper bracket from dirt and dust. Use a wire brush. Use a brake cleaner.
  15. Step 19
    DIY replacement of Brake Discs on AUDI 90 (89, 89Q, 8A, B3) 2.3 E 20V quattro 1991 is not an issue anymore with our step-by-step tutorial
    Install the brake caliper bracket.
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DIY AUDI 90 (89, 89Q, 8A, B3) Brake Discs replacement - online guide
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