Brake Master Cylinder: Service and Repair

Fig. 2 Master cylinder & power brake unit replacement:

1. Disconnect low brake fluid level switch electrical connector, Fig. 2.
2. Using a suitable line wrench, disconnect brake lines from master cylinder. Cap brake lines and master cylinder ports.
3. Remove master cylinder to power brake unit attaching nuts, then remove master cylinder.
4. Reverse procedure to install. Bleed master cylinder prior to installing brake lines. After completing installation, perform system brake bleeding procedures.