2007 Volvo S80 Owner's Manual - Page 189

Brake fluid Checking the level The fluid reservoir is concealed under the round cover at the rear of the engine compartment. The round cover must be removed first before the reservoir cap can be accessed. The brake fluid should always be between the MIN and MAX marks on the side of the reservoir. Check, without removing the cap, that there is sufficient fluid in the reservoir. Fluid type : DOT 4+ boiling point >536°F (280°C), P/N 9437433 Replace : The fluid should be replaced according to the intervals specified in the Warranty and Service Records Information booklet. When driving under extremely hard conditions (mountain driving, etc), it may be necessary to replace the fluid more often. Consult your Volvo retailer. Always entrust brake fluid changing to a trained and qualified Volvo service technician. WARNING If the fluid level is below the MIN mark in the reservoir or if a brake-related message is shown in the information display: DO NOT DRIVE. Have the car towed to a trained and qualified Volvo service technician and have the brake system inspected. Filling Turn and open the cover. Unscrew the reservoir cap and fill the fluid. The level must be between the MIN and MAX marks. Power steering fluid