Toyota AURION Owner's Manual page 270

Recommended viscosity (SAE):
Temperature range anticipated before
next oil change
If you use SAE 10W- 30 or a higher viscosity
engine oil in extremely low temperatures,
the engine may become difficult to start, so
SAE 5W- 30 engine oil is recommended.
API service symbol
ILSAC certification mark
DO-IT-YOURSELF MAINTENANCE -- ENGINE AND CHASSIS
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 SM. The centre portion
of the label shows the SAE viscosity grade
such as SAE 10W--30. Energy-Conserving
shown in the lower portion, indicates that the
oil has fuel-saving capabilities.
The ILSAC (International Lubricant Stand-
ardisation and Approval Committee) Certi-
fication Mark is displayed on the front of the
container.
To ensure excellent lubrication performance
for your engine, Toyota Genuine Motor Oil is
available, which has been specifically tested
and approved for all Toyota engines.
Please contact your Toyota dealer for further
details about Toyota Genuine Motor Oil.
259