Bleed Front-Axle Brake Circuit

1995 BMW 318is AutomaticSECTION Bleed Front-Axle Brake Circuit
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.
  4. Connect bleeding unit to expansion tank and switch on.
  5. Connect bleeder hose and bottle to bleed valve on front right brake caliper.
  6. Open bleed valve.
  7. Fully depress brake pedal at least 12 times. Brake fluid must emerge clear and free of bubbles.
  8. Hold down brake pedal in fully depressed position.
  9. Close bleeder valve.
  10. Release brake pedal.
  11. Follow same procedure on front left wheel brake.
  12. Switch off bleeder unit and disconnect from expansion tank.
  13. Check brake fluid level.
  14. NOTE: Take care of rubber gasket in lid.
  15. Close expansion tank.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.