6312... Headlight fogging fault pattern

WARNING: This page is about a different car, the 2011 BMW M3, 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. 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.

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

(B): Impermissible fogging. Replace the headlight.

Fig 1: Identifying Permissible And Impermissible Fogging

Courtesy of BMW OF NORTH AMERICA, INC.