2003 Toyota Highlander Owners Manual - Page 262

'03 HIGHLANDER_U (L/O 0208) Oil identification marks Either or both API registered marks are added to some oil containers to help you select the oil you should use. The API Service Symbol is located anywhere on the outside of the container. The top portion of the label shows the oil quality by API (American Petroleum Institute) designations such as SL. The center portion of the label shows the SAE viscosity grade such as SAE 5W−30. "Energy − Conserving" shown in the lower portion, indicates that the oil has fuel −saving capabilities. The ILSAC (International Lubricant Standardization and Approval Committee) Certification Mark is displayed on the front of the container. API service symbol To ensure excellent lubrication performance for your engine, the "Toyota Genuine Motor Oil" range is available, which has been specifically tested and approved for all Toyota engines. Please contact your Toyota dealer for further details of the "Toyota Genuine Motor Oil" range. ILSAC certification mark 262 2003 HIGHLANDER from Aug. '02 Prod. (OM48441U)