2010 Toyota Tundra Regular Cab Owners Manual - Page 560

4-3. Do-it-yourself maintenance Make sure to check the oil type and prepare the items needed before adding oil. Engine oil selection Items →P. 658 Clean funnel Remove the oil filler cap, turning it counterclockwise. Add engine oil slowly. Checking the dipstick. Reinstall the filler cap, turning it clockwise. The approximate quantity of oil needed to raise the level between low and full on the dipstick is indicated as follows: 1.6 qt. (1.5 L, 1.3 lmp. qt.)