Disclaimer
How to change front brake discs on MERCEDES-BENZ W124 Coupe (C124) – replacement guide
downloads:
0
Views:
7
Recommended replacement interval for the part category Brake disc : 50000 km
Important!
This replacement procedure can be used for:
MERCEDES-BENZ W124 Coupe (C124) 230 CE (124.043), MERCEDES-BENZ W124 Coupe (C124) 230 CE Cat (124.043), MERCEDES-BENZ W124 Coupe (C124) 230 CE (124.043) … View more
The steps may slightly vary depending on the car design.
MERCEDES-BENZ W124 Coupe (C124) 230 CE (124.043), MERCEDES-BENZ W124 Coupe (C124) 230 CE Cat (124.043), MERCEDES-BENZ W124 Coupe (C124) 230 CE (124.043) … 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 W124 Coupe (C124) and other MERCEDES-BENZ models
Alternative products

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
AUTODOC recommends:
- Replace the brake disks on the car MERCEDES-BENZ COUPE (C124) 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-BENZ COUPE (C124).
Carry out replacement in the following order:
- Step 1Open the bonnet.Step 2
Unscrew the brake fluid reservoir cap. - Step 3Secure the wheels with chocks.Step 4
Loosen the wheel bolts. Use wheel impact socket #17. Use a tap wrench. - Step 5Raise the car.Replacement: brake discs – MERCEDES-BENZ COUPE (C124). 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.Step 6
Unscrew the wheel bolts.AUTODOC recommends:Important! Hold the wheel while unscrewing the fastening bolts. MERCEDES-BENZ COUPE (C124) - Step 7
Remove the wheel. - Step 8
Detach the connector of the brake pad wear sensor. - Step 9
Clean the brake caliper fasteners. Use a wire brush. Use WD-40 spray. - Step 10
Unscrew the brake caliper fasteners. Use a combination spanner #15. Use a drive socket #13. Use a ratchet wrench. - Step 11Remove the fastening bolts.Step 12
Spread the brake pads. Use a crowbar. - Step 13
Remove the brake caliper.Replacement: brake discs – MERCEDES-BENZ COUPE (C124). 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. - Step 14
Remove the brake pads. - Step 15
Clean the brake caliper bracket fasteners. Use a wire brush. Use WD-40 spray. - Step 16
Unscrew the brake caliper bracket fasteners. Use a drive socket #19. Use a ratchet wrench. - Step 17
Remove the fastening bolts. - Step 18
Remove the brake caliper bracket. - Step 19
Clean the brake disc fastener. Use a wire brush. Use WD-40 spray. - Step 20
Unscrew the brake disc fasteners. Use HEX No.H5. Use a ratchet wrench. - Step 21
Remove the fastening bolt. - Step 22
Remove the brake disc. - Step 23
Clean the wheel hub. Use a wire brush. - Step 24
Treat the contacting surface. Use ceramic grease. - Step 25
Install a new brake disc. - Step 26
Install the fastening bolt. - Step 27
Tighten the brake disc fasteners. Use HEX No.H5. Use a torque wrench. Tighten it to 10 Nm torque. - Step 28
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.
Was this manual helpful?
Please rate this manual on a scale from 1 to 5. If you have any questions, feel free to ask us.
Users voted – 0
Need New Tyres?
Find out which tyre and wheel sizes are compatible with the MERCEDES-BENZ W124 Coupe (C124) model
Popular maintenance tutorials for MERCEDES-BENZ COUPE (C124)
Complete guides for changing the Brake rotors on different MERCEDES-BENZ 123 SERIES models
Unlock your car maintenance assistant!
Track expenses, manage logs, schedule replacements, and more.
Tips & tricks for your MERCEDES-BENZ W124 Coupe (C124)
View more
What to do if your check engine light is on | AUTODOC tips
How to restore a steering wheel | AUTODOC tips
How to easily repair a punctured tyre | AUTODOC tips
Top 5 reasons why your car squeals | AUTODOC Tips
Most commonly replaced car parts on MERCEDES-BENZ 123 SERIES
Time to replace parts? Get even better deals in our Shop app.

SCAN ME


































