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5177-3. Do-it-yourself maintenance
7
Maintenance and care
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WARNING
The engine compartment contains many mechanisms and fluids that may
move suddenly, become hot, or become electrically energized. To avoid death
or serious injury, observe the following precautions.
■When working on the engine compartment
● Keep hands, clothing and tools away from the moving fans and en gine
drive belt.
● Be careful not to touch the engine, radiator, exhaust manifold, etc. right
after driving as they may be hot. Oil and other fluids may also be hot.
● Do not leave anything that may burn easily, such as paper and r ags, in the
engine compartment.
● Do not smoke, cause sparks or expose an open flame to fuel or t he bat-
tery. Fuel and battery fumes are flammable.
● Be extremely cautious when working on the battery. It contains poisonous
and corrosive sulfuric acid.
■ When working near the electric cooling fans or radiator grille
Vehicles without a smart key system:
Be sure the engine switch is off.
With the engine switch in the “ON” position, the electric cooli ng fans may
automatically start to run if the air conditioning is on and/or the coolant tem-
perature is high. ( P. 527)
Vehicles with a smart key system:
Be sure the engine switch is off.
With the engine switch in IGNITION ON mode, the electric cooling fans may
automatically start to run if the air conditioning is on and/or the coolant tem-
perature is high. ( P. 527)
■ Safety glasses
Wear safety glasses to prevent flying or falling material, fluid spray, etc.
from getting in your eyes.
NOTICE
■If you remove the air cleaner filter
Driving with the air cleaner filter removed may cause excessive engine wear
due to dirt in the air.
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![TOYOTA HIGHLANDER 2019 Owners Manual (in English) 5257-3. Do-it-yourself maintenance
7
Maintenance and care
HIGHLANDER_U■
If the oil is spilled on the engine cover (vehicles with 3.5 L V6 [2GR-FKS]
engine)
To prevent the engine cover from be TOYOTA HIGHLANDER 2019 Owners Manual (in English) 5257-3. Do-it-yourself maintenance
7
Maintenance and care
HIGHLANDER_U■
If the oil is spilled on the engine cover (vehicles with 3.5 L V6 [2GR-FKS]
engine)
To prevent the engine cover from be](/manual-img/14/42547/w960_42547-524.png)
5257-3. Do-it-yourself maintenance
7
Maintenance and care
HIGHLANDER_U■
If the oil is spilled on the engine cover (vehicles with 3.5 L V6 [2GR-FKS]
engine)
To prevent the engine cover from being damaged, remove any engi ne oil
from the engine cover as soon as possible using a neutral deter gent. Do not
use an organic solvent such as brake cleaner.
WARNING
■ Used engine oil
● Used engine oil contains potentially harmful contaminants which may
cause skin disorders such as inflammation and skin cancer, so c are
should be taken to avoid prolonged and repeated contact. To remove used
engine oil from your skin, wash thoroughly with soap and water.
● Dispose of used oil and filters only in a safe and acceptable manner. Do
not dispose of used oil and filters in household trash, in sewe rs or onto the
ground.
Call your Toyota dealer, service station or auto parts store fo r information
concerning recycling or disposal.
● Do not leave used engine oil within the reach of children.
NOTICE
■To prevent serious engine damage
Check the oil level on a regular basis.
■ When replacing the engine oil
● Be careful not to spill engine oil on the vehicle components.
● Avoid overfilling, or the engine could be damaged.
● Check the oil level on the dipstick every time you refill the v ehicle.
● Be sure the engine oil filler cap is properly tightened.
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6569-1. Specifications
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*: The engine oil capacity is a reference quantity to be used when changing
the engine oil. Warm up and turn off the engine, wait more than 5 minutes,
and check the oil level on the dipstick.
■
Engine oil selection
“Toyota Genuine Motor Oil” is used in your Toyota vehicle. Use
Toyota approved “Toyota Genuine Motor Oil” or equivalent to sat isfy
the following grade and viscosity.
Oil grade: ILSAC GF-5 multigrade engine oil
Recommended viscosity: SAE 0W-20
SAE 0W-20 is the best choice
for good fuel economy and
good starting in cold weather.
If SAE 0W-20 is not available,
SAE 5W-20 oil may be used.
However, it must be replaced
with SAE 0W-20 at the next oil
change.
Lubrication system
Oil capacity
(Drain and refill reference
*)
With filter
2.7 L 4-cylinder (1AR-FE) engine
4.6 qt. (4.4 L, 3.9 Imp. qt.)
3.5 L V6 (2GR-FKS) engine
5.8 qt. (5.5 L, 4.8 Imp. qt.)
Without filter2.7 L 4-cylinder (1AR-FE) engine
4.2 qt. (4.0 L, 3.5 Imp. qt.)
3.5 L V6 (2GR-FKS) engine
5.6 qt. (5.3 L, 4.7 Imp. qt.)
Outside temperature