Recommended shifting speeds
The best compromise between fuel economy and vehicle performance during normal driving is ensured by shifting up at the speeds listed in the following table.

See also:
Deactivating the REV alarm system
To deactivate the REV indicator light and buzzer functions of the REValarm system, set the thousands place of the alarm-level engine speed to “–”. ...
Limited slip differential (LSD) (STI)
The LSD provides optimum distribution of power according to the difference in revolutions between the right and left wheels that may be caused by certain driving conditions, thereby improving driving ...
Changing the coolant
WARNING
Never attempt to remove the radiator cap until the engine has been shut off and
has cooled down completely. Since the coolant is under pressure, you may suffer
serious burns from a spray ...
