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How to change front brake pads on Mercedes W203 – replacement guide
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Recommended replacement interval for the part category Brake pad set : 30000 km
Important!
This replacement procedure can be used for:
MERCEDES-BENZ C-Class Saloon (W203) C 320 (203.064), MERCEDES-BENZ C-Class Saloon (W203) C 270 CDI (203.016), MERCEDES-BENZ C-Class Saloon (W203) C 240 4-matic (203.081), MERCEDES-BENZ C-Class Saloon (W203) C 320 4-matic (203.084), MERCEDES-BENZ C-Class Saloon (W203) C 230 Kompressor (203.040), MERCEDES-BENZ C-Class Saloon (W203) C 280 (203.054), MERCEDES-BENZ C-Class Saloon (W203) C 280 4-matic (203.092), MERCEDES-BENZ C-Class Saloon (W203) C 230 (203.052), MERCEDES-BENZ C-Class Saloon (W203) C 270 CDI (203.016) … View more
The steps may slightly vary depending on the car design.
MERCEDES-BENZ C-Class Saloon (W203) C 320 (203.064), MERCEDES-BENZ C-Class Saloon (W203) C 270 CDI (203.016), MERCEDES-BENZ C-Class Saloon (W203) C 240 4-matic (203.081), MERCEDES-BENZ C-Class Saloon (W203) C 320 4-matic (203.084), MERCEDES-BENZ C-Class Saloon (W203) C 230 Kompressor (203.040), MERCEDES-BENZ C-Class Saloon (W203) C 280 (203.054), MERCEDES-BENZ C-Class Saloon (W203) C 280 4-matic (203.092), MERCEDES-BENZ C-Class Saloon (W203) C 230 (203.052), MERCEDES-BENZ C-Class Saloon (W203) C 270 CDI (203.016) … View more
The steps may slightly vary depending on the car design.
How to change front brake pads on MERCEDES-BENZ W203 C-Class [TUTORIAL AUTODOC]

All the parts you need to replace – Brake Pads for C-Class Saloon (W203) and other MERCEDES-BENZ models
Brake pad set
Alternative products

Wire brush
Nylon cleaning brush
WD-40 spray
Brake cleaner
Anti-squeal paste
Copper grease
Torque wrench
Drive socket # 12
Wheel impact socket #17
Ratchet wrench
Brake caliper wind back tool
Crow bar
Round-nose pliers
Wheel chock
Replacement: brake pads – Mercedes W203. AUTODOC experts recommend:
- Perform the replacement of brake pads in complete set for each axis. This provides effective braking.
- The replacement procedure is identical for all brake pads on the same axle.
- Warning! Shut down the engine before starting any work – Mercedes W203.
Carry out replacement in the following order:
- Step 1Open the bonnet. Unscrew the brake fluid reservoir cap.
- Step 2Secure the wheels with chocks.
- Step 3Loosen the wheel mounting bolts. Use wheel impact socket #17.
- Step 4Raise the front of the car and secure on supports.
- Step 5Unscrew the wheel bolts.Replacement: brake pads – Mercedes W203. Tip from AUTODOC:To avoid injury, hold up the wheel when unscrewing the bolts.
- Step 6Remove the wheel.
- Step 7Detach the connector of the brake pad wear sensor. Use round-nose pliers.
- Step 8Clean the brake caliper fasteners. Use a wire brush. Use WD-40 spray.
- Step 9Unscrew the brake caliper fastening. Use a drive socket #12. Use a ratchet wrench.
- Step 10Spread the brake pads. Use a crowbar.
- Step 11Remove the brake caliper.Replacement: brake pads – Mercedes W203. Professionals 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.
- Step 12Remove the brake pads.AUTODOC recommends:Measure the brake disc thickness. Upon reaching the wear limit the part must be replaced.
- Step 13Remove the retaining springs of the brake pads. Use a crowbar.
- Step 14Clean the brake caliper bracket from dirt and dust. Use a wire brush. Use a brake cleaner.AUTODOC recommends:Replacement: brake pads – Mercedes W203. After applying the spray, wait a few minutes.
- Step 15Install the retaining springs of the brake pads.
- Step 16Treat the brake pads in the area where their surface comes into contact with the brake caliper bracket. Use anti-squeal paste.Replacement: brake pads – Mercedes W203. Tip:Make sure the disc surface is clean before installing the pads.
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