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Rear Caliper: Disassembly

  1. Remove the rear brake caliper from the vehicle. See CALIPER REPLACEMENT (REAR)  under REMOVAL & INSTALLATION.
  2. Remove the brake caliper piston from the caliper bore by directing low pressure compressed air into the caliper bore through the fluid inlet hole.
  3. Remove the retaining ring that secures the dust boot to the caliper housing.
  4. Remove the piston dust boot seal from the seal counterbore in the caliper. Discard the boot seal.
  5. Using a small wooden or plastic tool, remove the piston seal from the caliper bore. Discard the piston seal.
  6. Clean the brake caliper piston bore and seal counterbore, and the caliper piston with denatured alcohol, or equivalent.
  7. Dry the caliper piston bore and counterbore, and the piston with non-lubricated, filtered air.
  8. Inspect the caliper bore for cracks, scoring, pitting, excessive rust, and/or excessive corrosion.
  9. If light rust or light corrosion are present in the caliper bore, attempt to remove the imperfection with a fine emery paper. If the imperfection cannot be removed, replace the caliper assembly.
  10. If cracks, scoring, pitting, excessive rust, and/or excessive corrosion are present in the caliper bore, replace the caliper assembly.
  11. Inspect the caliper piston for cracks, scoring, and/or damage to the chrome plating. Replace the caliper piston if any of these conditions exist.
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