Operation CHARM: Car repair manuals for everyone.

Brake Master Cylinder: Service and Repair


1. Disconnect the brake tube from the master cylinder.
2. On 1984 Colt Hatchback, disconnect level sensor electrical connector.
3. On models equipped with manual brakes remove clevis pin connecting pushrod to brake pedal.
4. Remove the attaching bolts from the toe-board or power brake assembly.
5. Reverse procedure to install. Torque attaching bolts to 6-9 ft. lbs. Torque brake tube flare nut to 9.5-12 ft. lbs. If the car is equipped with power brakes, check clearance between the back of the master cylinder piston and the power brake pushrod. It should be 0 to 0.03 in. If clearance is not correct, adjust the length of the pushrod.