1998 Subaru Forester Owner's Manual - Page 245
1998 Subaru Forester Manual
Page 245 highlights
Maintenance and service protection against freezing and corrosion, even if freezing temperatures are not expected. Never mix different kinds of coolant. D Do not splash the engine coolant over painted parts. The alcohol contained in the engine coolant may damage the paint surface. Change the engine coolant in the following procedures according to the maintenance schedule in the warranty and maintenance booklet. 1. Remove the under cover. 2. Place a proper container under the drain plug and loosen the drain plug. Air vent plug Reserve tank Drain plug HS0179 HS0180 3. Loosen the radiator cap to drain the coolant from the radiator. Then drain the coolant from the reserve tank. Tighten the drain plug securely. 4. Install the under cover. HS0181 - CONTINUED - 10-15