2007 Volvo S80 Owner's Manual - Page 237
2007 Volvo S80 Manual
Page 237 highlights
Operation in temperate climates Incorrect viscosity oil can shorten engine life. Under normal use when temperatures do not exceed 86° F (30° C), SAE 5W-30 will provide good fuel economy and engine protection. See the viscosity chart. Extreme engine operation Synthetic oils meeting SAE 0W-30 or 0W-40 and complying with oil quality requirements are recommended for driving in areas of sustained temperature extremes (hot or cold), when towing a trailer over long distances, and for prolonged driving in mountainous areas. American Petroleum Institute (API) symbol The API Service Symbol "donut" is divided into three parts: The upper section describes the oil's performance level. The center identifies the oil's viscosity. The lower section indicates whether the oil has demonstrated energy-conserving properties in a standard test in comparison to a reference oil. 247 06 Maintenance and specifications Specifications Oil volume 248 06 Maintenance and specifications Specifications Other fluids and lubricants