Subaru Impreza Manuals 2015 Impreza Owner's Manual | Page 531

Maintenance and service/Tires and wheels NOTE . The air pressure in a tire increases by approximately 4.3 psi (30 kPa, 0.3 kgf/cm2) when the tire becomes warm. . The tires are considered cold when the vehicle has been parked for at least three hours or has been driven less than one mile (1.6 km). 11-25 . Correct tire pressure (tread worn evenly) . Abnormally low tire pressure (tread worn at shoulders) Roadholding is good, and steering is responsive. Rolling resistance is low, so fuel consumption is also lower. Rolling resistance is high, so fuel consumption is also higher. WA $