See also:

Automatic headlight beam leveler warning light (models with HID headlights)
This light illuminates when the automatic headlight beam leveler does not operate normally. If this light illuminates while driving or does not turn off approximately 3 seconds after turn ...

Turbo models
...

Rear differential oil temperature warning light (STI)
Reduce vehicle speed and park the vehicle in a safe place as soon as possible if the R.DIFF TEMP light illuminates. Continued driving with this light illuminated can damage the rear differential ...