BMW X2 2021 Owner's Manual page 261

3. Turn the lid of the coolant reservoir slightly
counterclockwise to allow any excess pres‐
sure to dissipate, then open it.
4. If the coolant is low, slowly add coolant up to
the specified level; do not overfill.
5. Close the lid.
6. Have the cause of the coolant loss eliminated
as soon as possible.
Disposal
Comply with the relevant environmental
protection regulations when disposing of
coolant and coolant additives.
Online Edition for Part no. 01405A2CF16 - II/21
Coolant
MOBILITY
261