Installing expansion tank (production date up to 10/2015)

• Replace sealing ring (1).

  Parts:  Sealing ring

  Courtesy of BMW OF NORTH AMERICA, INC.

• Replace rubber plugs (1).

  Parts:  Rubber plugs

  Courtesy of BMW OF NORTH AMERICA, INC.

• Connect expansion tank (1) to the tandem brake master cylinder.
• Replace the locating pins (2).

  Parts:  Locating pin

• Install the locating pin (2) in arrow direction.

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to INSTALLING THE TANDEM BRAKE MASTER CYLINDER (PRODUCTION DATE UP TO 10/2015) .
• Refer to INSTALLING TENSION STRUT ON SHOCK TOWER .
• Refer to INSTALLING WINDSHIELD PANEL COVER .
• Refer to INSTALLING LEFT AND RIGHT WIPER ARM .
• Refer to INSTALLING THE REAR RIGHT ENGINE COMPARTMENT COVER .
• Refer to CONNECTING THE BLEEDER UNIT FOR THE BRAKE FLUID .
• Refer to FLUSH AND VENTING THE REAR AXLE BRAKE CIRCUIT .
• Refer to FLUSH AND BLEEDING THE FRONT AXLE BRAKE CIRCUIT (HIGH BRAKE) .
• Refer to DISCONNECTING THE BLEEDER UNIT FOR THE BRAKE FLUID .