Auto Dimming Rear View Mirror

WARNING: This page is about a different car, the 2010 Suzuki Kizashi. However, it is still accessible from the selected car via links, so may be relevant.

Two sensors (1) located at front and rear sides of rear view mirror detect brightness in order to decrease reflection of clear headlights from vehicle behind you automatically by continuously changing liquid crystal density on mirror surface.

Fig 1: Identifying Rear View Mirror Sensors
Courtesy of SUZUKI OF AMERICA CORP.
Auto dimming function can be turned on and off with switch.
When shifted to "R" position, the auto dimming function is canceled even it is in operation.

Fig 2: Identifying Indicator, ON And OFF Switch
Courtesy of SUZUKI OF AMERICA CORP.