Toyota 2012 Yaris Hatchback Owner's Manual page 323

6-1. Specifications
Fuel
Fuel type
Octane rating
Fuel tank capacity
(Reference)
Lubrication system
Oil capacity
(Drain and refill
-reference)
With filter
Without filter
■
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: ILSAC multigrade engine oil
Recommended viscosity: SAE 5W-30
Outside temperature
346
Unleaded gasoline only
87 (Research Octane Number 91) or higher
11.1 gal. (42 L, 9.2 lmp.gal.)
3.9 qt. (3.7 L, 3.3 Imp.qt.)
3.6 qt. (3.4 L, 3.0 Imp.qt.)
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 oil may be used.
However, it should be replaced
with SAE 5W-30 at the next oil
change.