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Home >> Mercedes Benz >> 2003 >> S55 >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Disc Brakes - 220 Chassis >> Removal & Installation >> Brake Caliper (Rear Fixed) >> Removal & Installation

Removal & Installation

NOTE: Suction off brake fluid to "MIN" to prevent brake fluid reservoir from overflowing when pressing back piston.
NOTE: Letters and numbers in parenthesis correspond to letters and numbers in illustrations.
  1. Raise and support vehicle. Remove rear wheels.
  2. Check brake caliper for leaks and dust seal for damage. If brake caliper or dust seal is damaged, replace brake caliper.
  3. Remove brake hose (51) from brake line (5) and plug brake line. See BRAKE HOSES  .
  4. NOTE: When loosening or tightening brake line on brake hose, take care not to twist bracket. Use an open-ended wrench to counter hold at two flats on brake hose.
  5. Remove brake hose from caliper (31b). See Fig 1 .
  6. Remove brake pad contact sensor connectors and sensors from brake calipers.
  7. Remove brake pads. See BRAKE PADS (FRONT & REAR FIXED)  .
  8. Remove caliper bolts (35) from wheel carrier and remove caliper.
  9. Installation is reverse of removal procedure. Tighten nuts and bolts to specification. See TORQUE SPECIFICATIONS  . Operate brake pedal several times until brake pads contact brake disc, a firm resistance should be noticeable. Bleed brake system. See BLEEDING BRAKE SYSTEM  .
Fig 1: Removing & Installing Brake Caliper (Rear Fixed)
G00284775Courtesy of MERCEDES-BENZ OF NORTH AMERICA.