Toyota 2006 Highlander Owner's Manual page 391

NOTICE
z Be careful not to spill engine oil on
the vehicle components.
z Avoid overfilling, or the engine
could be damaged.
z Check the oil level on the dipstick
once again after adding the oil.
'06 HIGHLANDER_U (L/O 0508)
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
viscosity.
Oil grade:
ILSAC multigrade engine oil
Recommended viscosity:
SAE 5W−30
Outside temperature
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
and 10W−30 may be used.
should be replaced with SAE 5W−30 at
the next oil change.
However, it
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