11 14 010 Replacing sealing cap for vacuum pump (N55)

Special tools required:

Necessary preliminary work:

Remove cover (1) from deflecting element.

Fig 1: Identifying Vacuum Pump Cover

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1) and remove deflecting element.

Tightening torque 11 28 2AZ .

Fig 2: Identifying Vacuum Pump Screw

Courtesy of BMW OF NORTH AMERICA, INC.

Removing sealing cap:

Prepare special tool 11 8 530 .

Remove special tool 11 8 533 from special tool 11 8 532 .

Install special tool 11 8 534 .

Special tool 11 8 536 is not required.

Fig 3: Identifying Special Tools

Courtesy of BMW OF NORTH AMERICA, INC.

Attach special tool 11 8 531 to long special tool 11 8 535 .

Short special tool 11 8 535 (short); a 6 mm thick M10 washer must be placed underneath between crankcase and special tool 11 8 531 .

NOTE: For purposes of clarity, graphics show alternator and power steering pump removed.

Fig 4: Identifying Special Tools (11 8 535, 11 8 531 And 11 8 537)

Courtesy of BMW OF NORTH AMERICA, INC.

Special tool 11 8 537 must be positioned manually on sealing cap.

Screw in special tool 11 8 534 .

NOTE: The sealing cap is pressed out diagonally during this work step

Fig 5: Identifying Special Tools (11 8 537 And 11 8 534)

Courtesy of BMW OF NORTH AMERICA, INC.

Installing sealing cap:

Prepare special tool 11 8 530 .

Remove special tool 11 8 534 from special tool.

Install special tools 11 8 533 and 11 8 532 .

Fig 6: Identifying Special Tools

Courtesy of BMW OF NORTH AMERICA, INC.

Screw in new sealing cap (1) with special tools 11 8 532 and 11 8 533 until flush with crankcase upper part.

Fig 7: Identifying Sealing Cap, Special Tools (11 8 532 And 11 8 533)

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.