Non-turbo models
Subaru Impreza / Subaru Impreza Owners Manual / Specifications / Specifications / Engine oil / Non-turbo models

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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.
...
Shift lock release using the shift lock release button
Perform the following procedure to release the shift lock.
1. Apply the parking brake and stop the engine.
2. Remove the shift lock cover using a flat-head screwdriver.
3. While depressing the ...
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. ...
