Install the coolant expansion tank for the low-temperature coolant circuit

• Insert and install the coolant expansion tank (1) for the low-temperature coolant circuit.

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• Ensure that the locking mechanisms (4) engage audibly.
• Feed in and attach the coolant line (3).
• Feed in and attach the tank vent line (2).
• Feed in and attach cable (1).

Courtesy of BMW OF NORTH AMERICA, INC.