Recommended grade and viscosity
CAUTION
Use only engine oil with the recommended grade and viscosity.
NOTE
Engine oil viscosity (thickness) affects fuel economy. Oils of lower viscosity provide better fuel economy. However, in hot weather, oil of higher viscosity is required to properly lubricate the engine.
See also:
Drive belts
It is unnecessary to check the deflection of the drive belt periodically because
your engine is equipped with an automatic belt tension adjuster. However, replacement
of the belt should be done ac ...
Tire chains
Tire chains cannot be used on your Impreza, WRX and STI because of the lack of clearance between the tires and vehicle body. ...
Tire pressures and wear
Maintaining the correct tire pressures helps to maximize the tires’ service lives
and is essential for good running performance. Check and, if necessary, adjust the
pressure of each tire (includin ...