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Home >> Subaru >> 1997 >> Impreza Outback >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Bleeding Brake System >> Abs Bleeding Procedure

Abs Bleeding Procedure

  1. Attach one end of tubing to right front brake caliper bleeder screw and place other end into container. Have assistant depress and hold pressure on brake pedal. Open bleeder screw 1-2 seconds and then close bleeder screw. Release pressure on brake pedal and wait 3-4 seconds. Repeat procedure at left rear, left front and right rear until air has been bled from system.
  2. Perform sequence control. See SEQUENCE CONTROL under SELF-DIAGNOSTIC SYSTEM .
  3. Start engine. Depress brake pedal using about 110 lbs. (50 kg) force and hold it for about 20 seconds. Check pedal height. Release pedal and recheck pedal height. Difference between measurements should be 3.74 " (95 mm) or less. If measurement is more than specified, air may be in system. Repeat bleeding procedure. Install wheels. Test drive car for 1-2 miles, ensuring proper operation of brakes.
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