Subaru WRX & WRX STI Manuals 2014 Impreza WRX & WRX STI Owner's Manual | Page 353

11-32

Maintenance and service/Replacement of wiper blades

level gauge or the “FULL” mark on the
tank.
Use windshield washer fluid. If windshield
washer fluid is unavailable use clean
water.
In areas where water freezes in winter,
use an anti-freeze type windshield washer
fluid. SUBARU Windshield Washer Fluid
contains 58.5% methyl alcohol and 41.5%
surfactant, by volume. Its freezing temperature varies according to how much it
is diluted, as indicated in the following
table.
Washer Fluid
Concentration

Freezing
Temperature

30%

10.48F (−128C)

50%

−48F (−208C)

100%

−498F (−458C)

CAUTION
Never use engine coolant as washer
fluid because it could cause paint
damage.
In order to prevent freezing of washer
fluid, check the freezing temperatures