Tachometer
The tachometer shows the engine speed in thousands of revolutions per minute.

Do not operate the engine with the pointer of the tachometer in the red zone. This may cause severe damage to the engine.
See also:
Revised 2.5-liter Boxer Engine with New 6-Speed Manual or CVT
The 2010 Subaru Legacy 2.5i models are powered by a revised 2.5-liter
4-cylinder Boxer engine, teamed for the first time to a new 6-speed manual
transmission or the available new Lineartronic™ CVT ...
Vehicle Dynamics Control OFF switch
Vehicle Dynamics Control OFF switch
Pressing the switch to deactivate the
Vehicle Dynamics Control system can
facilitate the following operations:
- a standing start on a steeply sloping
...
Photosensors
The mirror has a photosensor attached on both the front and back sides. During
nighttime driving, these sensors detect distracting glare from vehicle headlights
behind you and automatically dim ...
