2011 Toyota Tundra Regular Cab Owners Manual - Page 561

4-3. Do-it-yourself maintenance Wipe the dipstick and reinsert it fully. Low Full n Adding engine oil 4.0L V6 (1GR-FE) engine If the oil level is below or near the low level mark, add engine oil of the same type as already in the engine. 4.6L V8 (1UR-FE) and 5.7L V8 (3UR-FE, 3UR-FBE) engines If the oil level is below or near the low level mark, add engine oil of the same type as already in the engine. Make sure to check the oil type and prepare the items needed before adding oil. Engine oil selection Items 536 →P. 657 Clean funnel