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:
Brake pad and lining
While maintaining a speed of 30 to 40 mph (50 to 65 km/h), step on the brake
pedal lightly. Repeat this five or more times. ...
Turbocharged Power
The 2.5-liter four-cylinder engine from last year's WRX really is a hoot to
drive, and it's just as strong in the 2009 Impreza 2.5GT. Whether you're
cruising around the city or driving on the high ...
Security indicator light
Turbo models
Non-turbo models
The security indicator light deters potential thieves by indicating that the vehicle is equipped with an immobilizer system. It begins flashing (approximately once ev ...
