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Home >> BMW >> 2025 >> 230i >> Repair and Diagnosis >> External Pages >> Different car >> Section 39 (Brakes - Repair (E46)) >> Bleeding Brake System >> Vehicles With Abs/ASC+T >> Bleed Rear-Axle Brake Circuit

Bleed Rear-Axle Brake Circuit

WARNING: This page does not describe the selected car, but rather 43 other vehicles, including the 2006 BMW M3, 2006 BMW 330Ci, 2006 BMW 325Ci, 2005 BMW M3, and 2005 BMW 330xi. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Bleeding unit is connected with maximum 29 psi (2 bar) filling pressure.
NOTE: Check relevant operating instructions for each device.
  1. Connect BMW Diagnosis and Information System (DIS).
  2. Call up service function BLEEDING ABS/ASC HYDRAULICS.
  3. Connect bleeding unit to expansion tank and switch on.
  4. Connect bleeder hose with container to bleed valve on right brake caliper.
  5. Open bleed valve.
  6. Run bleeding routine with BMW Diagnosis and Information System (DIS) with bleeder valve open.
  7. After running routine, press brake pedal 5 times to stop. Clear, bubble-free brake fluid must flow out.
  8. Close bleeder valve.
  9. Repeat procedure at left rear caliper.
  10. Switch off bleeder unit and disconnect from expansion tank.
  11. Check brake fluid level.
  12. Close expansion tank. Take care of rubber gasket in lid.
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