63 12... Headlight fogging fault pattern

WARNING: This page is about a different car, the 2018 BMW X5, 2017 BMW X5, 2016 BMW X5, 2015 BMW X5, and 2014 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Certain weather conditions can lead to fogging on the inside of the headlight lens.
This is not necessarily a fault that requires replacement of the headlight.

Fig 1: Headlight Fogging (Permissible And Impermissible)

Courtesy of BMW OF NORTH AMERICA, INC.

Top row (A): Permissible fogging. Headlight does not need to be replaced.

Bottom row (B): Impermissible fogging. Replace the headlight.