Shift-up indicator light (STI)
Subaru Impreza / Subaru Impreza Owners Manual / Instruments and controls / Warning and indicator lights / Shift-up indicator light (STI)

While selecting the Intelligent (I) mode of SI-DRIVE, this indicator light illuminates and informs the driver about the upshift timing for fuel-efficient driving.
See also:
Fuel octane rating
This octane rating is the average of the Research Octane and Motor Octane numbers
and is commonly referred to as the Anti Knock Index (AKI). Using a gasoline with
a lower octane rating can cause p ...
Temperature sensors
Temperature sensors
1) Interior air temperature sensor
2) Solar sensor
The automatic climate control system employs several sensors. These sensors are delicate. If they are not treated properly and ...
Interior lights
When leaving your vehicle, make sure the lights are turned off to avoid battery discharge. ...
