Diagnosis instruction
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2017 BMW X3, 2016 BMW X3, 2015 BMW X3, 2014 BMW X3, and 2013 BMW X3. However, it is still accessible from the selected car via links, so may be relevant.
During assembly work, make sure that the connector is clean, dry and that the connections are undamaged. Diagnosis work is only permitted with approved adapter cables.
After filling the cooling system, the service function "Venting cooling system" must be run.
In both cases, be absolutely sure to comply with the information provided in the repair instructions!