Subaru Forester Manuals 2010 Forester Owner’s Manual | Page 339

Maintenance and service Windshield washer fluid Washer fluid level gauge 11-39 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% If you spray washer fluid on the windshield but the supply of washer fluid appears to diminish, check the level of washer fluid in the tank