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Master Cylinder Replacement

WARNING: This page is about a different car, the 2013 Honda Fit, 2012 Honda Fit, 2011 Honda Fit, 2010 Honda Fit, and 2009 Honda Fit. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • Do not spill brake fluid on the vehicle; it may damage the paint. If brake fluid gets on the paint, wash it off immediately with water.
  • Be careful not to damage or bend the brake lines during removal and installation.
  • Plug the ends of the hoses and the joints to prevent spilling brake fluid.
  1. Remove the air cleaner cover, and the air cleaner case (see AIR CLEANER REMOVAL/INSTALLATION ).
  2. Remove the dashboard lid (A).
    Fig 1: Identifying Dashboard Lid
    G05959197Courtesy of AMERICAN HONDA MOTOR CO., INC.
  3. Remove the reservoir cap, then remove the brake fluid from the master cylinder reservoir with a syringe.
  4. Disconnect the brake fluid level switch connector (A).
    Fig 2: Brake Fluid Level Switch Connector, Reservoir Tank Mounting Bolt & Bracket With Torque Specifications
    G05959198Courtesy of AMERICAN HONDA MOTOR CO., INC.
  5. Remove the reservoir tank mounting bolt (B) from the bracket (C).
  6. Disconnect the brake lines (A) from the master cylinder (B). To prevent spills, cover the hose joints with rags or shop towels.
    Fig 3: Brake Lines, Master Cylinder, Master Cylinder Mounting Nuts & Washers With Torque Specifications
    G05959199Courtesy of AMERICAN HONDA MOTOR CO., INC.
  7. Remove the master cylinder mounting nuts (C) and the washers (D).
  8. Remove the master cylinder from the brake booster (E). Be careful not to bend or damage the brake lines when removing the master cylinder.
  9. Remove the rod seal (F) from the master cylinder.
    NOTE: During installation, set the new rod seal onto the master cylinder with its grooved side (G) toward the master cylinder.
  10. Install the master cylinder in the reverse order of removal, and note these items:
    • Coat the inner bore lip and the outer circumference of the new rod seal with the shin-etsu silicone grease (P/N 08798-9013).
    • Make sure not to get any silicone grease on the terminal part of the connectors and switches, especially if you have silicone grease on your hands or gloves.
    • Check the brake pedal height and free play after installing the master cylinder, and adjust it if necessary (see BRAKE PEDAL AND BRAKE PEDAL POSITION SWITCH ADJUSTMENT  ).
  11. Bleed the brake system (see BRAKE SYSTEM BLEEDING  ).
  12. Spin the wheels to check for brake drag.
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