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Home >> BMW >> 1982 >> 633CSi Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 12 (Brakes - Repair) >> Bleeding Brake System >> Vehicles With Abs/ASC+T >> Bleed Front-Axle Brake Circuit

Bleed Front-Axle Brake Circuit

WARNING: This page does not describe the selected car, but rather 92 other vehicles, including the 2002 BMW Z3, 2002 BMW M Roadster, 2002 BMW M Coupe, 2001 BMW Z3, and 2001 BMW M5. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: With fixed caliper, bleed both sides of brake caliper, removing wheel if necessary.
    NOTE: Bleeding unit is connected with maximum 29 PSI (2 bar) filling pressure.
  1. Connect BMW Diagnosis and Information System (DIS).
  2. Call up service function Bleeding ABS/ASC hydraulics.
    3. NOTE: Check relevant operating instructions for each device.
  3. Connect bleeding unit to expansion tank and switch on.
  4. Connect bleeder hose and bottle to bleed valve on front right brake caliper.
  5. Open bleed valve.
  6. Fully depress brake pedal at least 12 times. Brake fluid must emerge clear and free of bubbles.
  7. Hold down brake pedal in fully depressed position.
  8. Close bleeder valve.
  9. Release brake pedal.
  10. Follow same procedure on front left wheel brake.
  11. Switch off bleeder unit and disconnect from expansion tank.
  12. Check brake fluid level.
    13. NOTE: Take care of rubber gasket in lid.
  13. Close expansion tank.
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