Brake Bleeding: Service and Repair

BRAKE FLUID BLEEDING

CAUTION: Do not let brake fluid remain on a painted surface. Wash it off immediately.

NOTE: If any work is done on the brake system or if air is suspected in the brake lines, bleed the system of air.





1. Fill brake reservoir with brake fluid.
Fluid: SAEJ17O3 or FMVSS No.116 DOT 3
Check the fluid level in the reservoir after bleeding each wheel. Add fluid, if necessary.









2. Bleed Master Cylinder.

NOTE: If the Master Cylinder has been disassembled or if the reservoir becomes empty, bleed the air from the Master Cylinder.

(a) Disconnect the brake lines from the Master Cylinder.
(b) Slowly depress the brake pedal and hold it.
(c) Block off the outlet plugs with your fingers, and release the brake pedal.
(d) Repeat (b) and (c) 3 or 4 times.





3. Connect vinyl tube to Brake Caliper bleeder plug or Wheel Cylinder bleeder plug.
Insert other end of the tube in a half-full container of brake fluid.

CAUTION: Bleed air of the rear brake first. If front brake is bled first, rear brake air cannot be bled.

4. Bleed brake line.
(a) Slowly depress the brake pedal several times.
(b) While an assistant depresses the pedal, loosen the bleeder plug until fluid starts to run out. Then tighten the bleeder plug.
(c) Repeat this procedure until there are no more air bubbles in the fluid.
Bleeder plug tightening torque: 8.3 Nm (85 kg.cm, 74 inch lbs.)
5. Repeat procedure for each wheel.