2006 Subaru Impreza Owner's Manual - Page 304

Brake fluid Maintenance and service 11-25 Checking the fluid level 1 2 Check the fluid level monthly. Check the fluid level on the outside of the reservoir. If the level is below “MIN”, add the recommended brake fluid to “MAX”. Use only brake fluid from a sealed container. 1) “MAX” level mark 2) “MIN” level mark B00473 Never let brake fluid contact your eyes because brake fluid can be harmful to your eyes. If brake fluid gets in your eyes, immediately flush them thoroughly with clean water. For safety, when performing this work, wearing eye protection is advisable. Brake fluid absorbs moisture from the air. Any absorbed moisture can cause a dangerous loss of braking performance. If the vehicle requires frequent refilling, there may be a leak. If you suspect a problem, have the vehicle checked at your SUBARU dealer. Never use different brands of brake fluid together. Also, avoid mixing DOT 3 and DOT 4 brake fluids even if they are of the same brand. When adding brake fluid, be careful not to allow any dirt into the reservoir. FMVSS No. 116, fresh DOT 3 or 4 brake fluid Recommended brake fluid Never splash the brake fluid over painted surfaces or rubber parts. Alcohol contained in the brake fluid may damage them. Be careful not to spill brake fluid when adding it. If brake fluid touches the exhaust pipe, it may cause a bad smell, smoke, and/or a fire. If brake fluid gets on the exhaust pipe, be sure to wipe it off.