Partially detach the coolant expansion tank for the low-temperature coolant circuit

• Remove cable (1) and put to one side.
• Slide the tank vent line (2) out and set it aside.
• Feed out coolant line (3) and place to one side.
• Unlock the locks (4) in the direction of the arrow.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Feed out the coolant expansion tank (1) for the low-temperature coolant circuit and set it aside.

Courtesy of BMW OF NORTH AMERICA, INC.