Mazda 323/626/929/GLC/MX-6/RX-7 1978-1989

Bleeding Brake System

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DISC BRAKES



See Figure 1

  1. Remove the bleeder screw cap from the caliper which is furthest from the master cylinder.
  2.  

Keep the master cylinder reservoir at least3/4full during the bleeding operation.

  1. Install a vinyl tube over the bleeder screw. Submerge the other end of the clear vinyl tube in a jar half full of clean brake fluid.
  2.  



Click image to see an enlarged view

Fig. Fig. 1: Bleeding the front disc brakes. Note that the wheel need not be removed

  1. Open the bleeder valve. Have an assistant fully depress the brake pedal and allow it to return slowly.
  2.  
  3. Repeat this operation until air bubbles cease flowing into the jar.
  4.  
  5. Close the valve, remove the tube, and install the cap on the bleeder valve. Replenish the reservoir to the proper level and repeat the procedure for the other side.
  6.  

DRUM BRAKES



  1. Remove the bleeder screw cap from the wheel cylinder which is furthest from the master cylinder.
  2.  

Keep the master cylinder reservoir at least3/4full during the bleeding operation.

  1. Install a vinyl tube over the bleeder screw. Submerge the other end of the clear vinyl tube in a jar half full of clean brake fluid.
  2.  
  3. Depress the brake pedal rapidly several times.
  4.  
  5. Keep the brake pedal depressed and open the bleeder valve. Close the valve without releasing the pedal.
  6.  
  7. Repeat this operation until bubbles cease to appear in the jar.
  8.  
  9. Remove the tube and install the cap on the bleeder valve.
  10.  

 
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