63 12... Headlight fogging fault pattern

WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. 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: Identifying Headlight Fogging Fault Pattern

Courtesy of BMW OF NORTH AMERICA, INC.

Permissible fogging. Headlight does not need to be replaced.
Impermissible fogging. Replace the headlight.