Interior rearview mirror, automatic dimming feature

BMW 3 Series / BMW 3 Series Owners Manual / Controls / Adjusting / Mirrors / Interior rearview mirror, automatic dimming feature

The concept

The concept
The concept

Photocells are used for control:

▷ In the mirror glass.

▷ On the back of the mirror.

Functional requirement

For proper operation:

▷ Keep the photocells clean.

▷ Do not cover the area between the inside rearview mirror and the windshield.

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