2005 Toyota Tacoma Owners Manual - Page 345

05 02.25 Engine oil selection "Toyota Genuine Motor Oil" is used in your Toyota vehicle. Use Toyota approved "Toyota Genuine Motor Oil" or equivalent to satisfy the following grade and viscosity. Oil grade: API grade SL "Energy- Conserving" or ILSAC multigrade engine oil Recommended viscosity: SAE 5W- 30 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. "EnergyConserving" 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 Outside temperature SAE 5W- 30 is the best choice for good fuel economy and good starting in cold weather. If SAE 5W- 30 is not available, SAE 10W- 30 may be used. However, it should be replaced with SAE 5W- 30 at the next oil change. ILSAC certification mark 2005 TACOMA from Mar. '05 Prod. (OM35862U) 345