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Home >> BMW >> 1989 >> 735iL >> Repair and Diagnosis (Single Page) >> Brakes >> Mechanical - Hydraulic >> Disc >> Removal & Installation >> Hydraulic Brake Accumulator >> Removal & Installation (After 12/90)

Removal & Installation (After 12/90)

On later model vehicles built after 12/90, accumulator is installed behind left front foglight.

  1. Discharge hydraulic accumulator by pumping brake pedal at least 20 times with engine off.
  2. Raise and support vehicle.
  3. Remove 2 bolts in left front wheel well retaining alternator fresh air duct, and remove duct.
  4. NOTE: Have shop towel ready to catch any fluid that escapes.
  5. Remove 2 accumulator mounting nuts from brackets. Disconnect hydraulic lines from accumulator. Remove accumulator.
  6. Installation is reverse of removal procedure. Tighten all fasteners to specification. See TORQUE SPECIFICATIONS  .
  7. Start engine and operate brake pedal. Check hydraulic fluid level and fill as necessary.