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.
Step 12
Remove the brake pads.
Step 13
Clean the brake caliper bracket fasteners. Use a wire brush. Use WD-40 spray.
Step 14
Unscrew the caliper bracket fastening. Use a drive socket #18. Use a tap wrench. Use a ratchet wrench.
Step 15
Remove the caliper bracket.
Step 16
Clean the brake disc fasteners. Use a wire brush. Use WD-40 spray.
Step 17
Unscrew the brake disc fastening. Use Torx T30. Use an impact screwdriver.
Step 18
Remove the brake disc.
Step 19
Clean the hub. Use a wire brush. Treat the contacting surface. Use copper grease.
Step 20
Install the brake disc.
Step 21
Tighten the brake disc fastening. Use Torx T30. Use a torque wrench. Tighten it to 9 Nm torque.
Step 22
Clean the brake caliper bracket from dirt and dust. Use a wire brush. Use a brake cleaner.
AUTODOC recommends:
Replacement: brake discs – Mercedes W203. After applying the spray, wait a few minutes.
Step 23
Install the brake caliper bracket.
Step 24
Tighten the brake caliper bracket. Use a drive socket #18. Use a torque wrench. Tighten it to 115 Nm torque.
Step 25
Install the brake pads.
Step 26
Treat the brake caliper piston. Use a nylon cleaning brush. Use a brake cleaner.
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Tips & tricks for your MERCEDES-BENZ C-Class Saloon (W203)
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Most commonly replaced car parts on MERCEDES-BENZ C-CLASS