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.
AUTODOC recommends:
Measure the brake disc thickness. Upon reaching the wear limit the part must be replaced.
Step 13
Remove the retaining springs of the brake pads. Use a crowbar.
Step 14
Clean 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 15
Install the retaining springs of the brake pads.
Step 16
Treat 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.
Step 17
Install new brake pads.
AUTODOC recommends:
Make sure the pads are installed with linings facing the disc.
Step 18
Treat the brake caliper piston. Use a nylon cleaning brush. Use a brake cleaner.
To avoid injury, hold up the wheel when screwing in the fastening bolts.
Step 25
Screw in the wheel bolts. Use wheel impact socket #17.
Step 26
Lower the car and working in a cross order, tighten the wheel bolts. Use wheel impact socket #17. Use a torque wrench. Tighten it to 110 Nm torque.
Step 27
Remove the jacks and chocks.
Replacement: brake pads – Mercedes W203. Tip from AUTODOC experts:
Check the brake fluid level in the expansion tank and refill if necessary.
Step 28
Tighten the brake fluid reservoir cap. Close the hood.
AUTODOC recommends:
Mercedes W203 – Press the brake pedal several times with the engine shut down until you feel the resistance built up.Slow down smoothly for first 150-200 km after the brake pads replacement. Avoid unneccessary and sharp braking to a stop.
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