How to carry out replacement: Brake Discs E 250 D 2.5 (124.126, 124.129) Mercedes E Class W124
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Change Mercedes E Class W124 E 280 2.8 (124.029) Brake Discs yourself – manuals and video tutorials

How to change front brake discs on Mercedes W124 – replacement guide

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When to replace the Brake Discs on your MERCEDES-BENZ E-CLASS
Recommended replacement interval for the part category Brake disc : 50000 km
Important!
This replacement procedure can be used for:
MERCEDES-BENZ E-Class Saloon (W124) E 250 D (124.126, 124.129), MERCEDES-BENZ E-Class Saloon (W124) E 200 D (124.120) … View more

The steps may slightly vary depending on the car design.

How to change front brake disc and pads set on MERCEDES W124 [TUTORIAL AUTODOC]

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Published on: 10/04/2023
9K views
All the parts you need to replace – Brake Discs for E-Class Saloon (W124) and other MERCEDES-BENZ models
Alternative products
How to change Brake disc on Mercedes E Class W124 E 250 D 2.5 (124.126, 124.129) – step-by-step instructions for straightforward car repair Brake disc
Tools
Replacement: brake discs – Mercedes W124. Tools you need:
Wire brush
Nylon cleaning brush
WD-40 spray
Brake cleaner
Dielectric grease
Anti-squeal paste
Ceramic grease
Torque wrench
Combination spanner #15
Drive socket # 13
Drive socket # 19
HEX bit No.H5
Wheel impact socket #17
Ratchet wrench
Tap wrench
Crow bar
Brake caliper wind back tool
Wheel chock
Buy tools
AUTODOC recommends:
  • Replace the brake disks on the car Mercedes W124 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 – Mercedes W124.
Carry out replacement in the following order:
  1. Step 1
    How to change Brake Discs on Mercedes E Class W124 1993 - free PDF and video manuals
    Open the bonnet.
  2. Step 2
    How to replace MERCEDES-BENZ E-Class Saloon (W124) E 250 D 2.5 (124.126, 124.129) 1994 Brake Discs - step-by-step manuals and video guides
    Unscrew the brake fluid reservoir cap.
  3. Step 3
    Secure the wheels with chocks.
    Step 4
    Mercedes E Class W124 E 300 D 3.0 (124.131) 1995 Brake Discs replacement: free workshop manuals
    Loosen the wheel bolts. Use wheel impact socket #17. Use a tap wrench.
  4. Step 5
    Changing Brake Discs on MERCEDES-BENZ E-Class Saloon (W124) E 220 2.2 (124.022) 1996 by yourself
    Raise the car.
    Replacement: brake discs – Mercedes W124. Tip:
    If you are using a jack, make sure it rests on a flat surface without any unevenness.Be sure to additionally secure the car with jack stands.
  5. Step 6
    How to remove MERCEDES-BENZ E-CLASS E 200 D 2.0 (124.120) 1993 Brake Discs - online easy-to-follow instructions
    Unscrew the wheel bolts.
    AUTODOC recommends:
    Important! Hold the wheel while unscrewing the fastening bolts. Mercedes W124
  6. Step 7
    How to replace Brake Discs on MERCEDES-BENZ E-Class Saloon (W124) 1994: download PDF manuals and video instructions
    Remove the wheel.
  7. Step 8
    How hard is it to do yourself: Brake Discs replacement on Mercedes E Class W124 E 250 2.5 Turbo Diesel (124.128) 1995 - download illustrated guide
    Detach the connector of the brake pad wear sensor.
  8. Step 9
    Need to know how to renew Brake Discs on MERCEDES-BENZ E-CLASS 1996? This free workshop manual will help you to do it yourself
    Clean the brake caliper fasteners. Use a wire brush. Use WD-40 spray.
  9. Step 10
    Changing of Brake Discs on Mercedes E Class W124 1993 won't be an issue if you follow this illustrated step-by-step guide
    Unscrew the brake caliper fasteners. Use a combination spanner #15. Use a drive socket #13. Use a ratchet wrench.
  10. Step 11
    Remove the fastening bolts.
    Step 12
    MERCEDES-BENZ E-CLASS E 280 2.8 (124.029) Brake Discs replacement: online guides and video tutorials
    Spread the brake pads. Use a crowbar.
  11. Step 13
    Replacing Brake Discs on Mercedes E Class W124 1995 E 250 D 2.5 (124.126, 124.129) by yourself
    Remove the brake caliper.
    Replacement: brake discs – Mercedes W124. 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.
  12. Step 14
    E-Class Saloon (W124) E 200 D 2.0 (124.120) 1996 Brake Discs DIY replacement workshop manual
    Remove the brake pads.
  13. Step 15
    How to change Brake Discs on MERCEDES-BENZ E-Class Saloon (W124) 1993 - tips and tricks
    Clean the brake caliper bracket fasteners. Use a wire brush. Use WD-40 spray.
  14. Step 16
    Step-by-step recommendations for DIY replacement Mercedes E Class W124 1994 E 200 D 2.0 (124.120) Brake Discs
    Unscrew the brake caliper bracket fasteners. Use a drive socket #19. Use a ratchet wrench.
  15. Step 17
    DIY replacement of Brake Discs on MERCEDES-BENZ E-Class Saloon (W124) E 200 2.0 (124.019) 1995 is not an issue anymore with our step-by-step tutorial
    Remove the fastening bolts.
  16. Step 18
    How to change Brake Discs on Mercedes E Class W124 1993 - free PDF and video manuals
    Remove the brake caliper bracket.
  17. Step 19
    How to replace MERCEDES-BENZ E-Class Saloon (W124) E 250 D 2.5 (124.126, 124.129) 1994 Brake Discs - step-by-step manuals and video guides
    Clean the brake disc fastener. Use a wire brush. Use WD-40 spray.
  18. Step 20
    Mercedes E Class W124 E 300 D 3.0 (124.131) 1995 Brake Discs replacement: free workshop manuals
    Unscrew the brake disc fasteners. Use HEX No.H5. Use a ratchet wrench.
  19. Step 21
    Changing Brake Discs on MERCEDES-BENZ E-Class Saloon (W124) E 220 2.2 (124.022) 1996 by yourself
    Remove the fastening bolt.
  20. Step 22
    How to remove MERCEDES-BENZ E-CLASS E 200 D 2.0 (124.120) 1993 Brake Discs - online easy-to-follow instructions
    Remove the brake disc.
  21. Step 23
    How to replace Brake Discs on MERCEDES-BENZ E-Class Saloon (W124) 1994: download PDF manuals and video instructions
    Clean the wheel hub. Use a wire brush.
  22. Step 24
    How hard is it to do yourself: Brake Discs replacement on Mercedes E Class W124 E 250 2.5 Turbo Diesel (124.128) 1995 - download illustrated guide
    Treat the contacting surface. Use ceramic grease.
  23. Step 25
    Need to know how to renew Brake Discs on MERCEDES-BENZ E-CLASS 1996? This free workshop manual will help you to do it yourself
    Install a new brake disc.
  24. Step 26
    Changing of Brake Discs on Mercedes E Class W124 1993 won't be an issue if you follow this illustrated step-by-step guide
    Install the fastening bolt.
  25. Step 27
    MERCEDES-BENZ E-CLASS E 280 2.8 (124.029) Brake Discs replacement: online guides and video tutorials
    Tighten the brake disc fasteners. Use HEX No.H5. Use a torque wrench. Tighten it to 10 Nm torque.
  26. Step 28
    Replacing Brake Discs on Mercedes E Class W124 1995 E 250 D 2.5 (124.126, 124.129) by yourself
    Clean the brake caliper bracket of dirt and dust. Use a wire brush. Use a brake cleaner.
    AUTODOC recommends:
    Check the brake caliper bracket, brake caliper guide pins and boots. Clean them. Replace, if necessary.
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