Toyota Tacoma 2012 Owner's Manual page 440

4-3. Do-it-yourself maintenance
4.0 L V6 (1GR-FE) engine
Make sure to check the oil type and prepare the items needed before
adding oil.
Engine oil selection
Items
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:
2.7 L 4-cylinder (2TR-FE) engine
1.4 qt. (1.3 L, 1.1 lmp. qt.)
4.0 L V6 (1GR-FE) engine
1.6 qt. (1.5 L, 1.3 lmp. qt.)
440
P. 556
Clean funnel