2019 LEXUS RX350 gas type

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4
Driving
RX350/RX350L_U 4-4. Refueling
●
Close all the doors and windows, and turn the engine switch off.●
Confirm the type of fuel. ■
Fuel types
 P. 706 ■
Fuel tank opening for unleaded gasoline
To help prevent incorrect fueling, your vehi cle has a fuel tank opening that only accom-
modates the specia l nozzle on unleaded fuel pumps.
Opening the fuel tank cap Perform the following steps to open the fuel tank cap:
Before refueling the vehicle

5296-4. Using the storage features
6
Interior features
RX350/RX350L_U 
Vehicles with separate-type second-row seats
Glove box (  P. 530)
Auxiliary boxes (if equipped)
(  P. 535)
Door pockets (  P. 533) Bottle holders (  P. 533)
Console box (  P. 530)
Cup holders (  P. 531)
Coin box (  P. 534)WARNING ●
Do not leave glasses, lighters or spray cans in the storage spaces, as this may cause
the following when cabin temperature becomes high:
• Glasses may be deformed by heat or cracke d if they come into contact with other
stored items.
• Lighters or spray cans may explode. If they come into contact with other stored
items, the lighter may catch fire or the spray can may release gas, causing a fire
hazard. ●
When driving or when the storage compartments are not in use, keep the lids closed.
In the event of sudden braking or sudden swerving, an accident may occur due to an
occupant being struck by an open lid or the items stored inside.1
2
3 4
5
6
7

5837-1. Maintenance and care
7
Maintenance and care
RX350/RX350L_U NOTICE ■
Cleaning detergents ●
Do not use the following types of detergent, as they may discolor the vehicle interior
or cause streaks or damage to painted surfaces:
• Non-seat portions: Organic substances su ch as benzene or gasoline, alkaline or
acidic solutions, dye, and bleach
• Seats: Alkaline or ac idic solutions, such as thinner, benzene, and alcohol●
Do not use polish wax or polis h cleaner. The instrument pane l’s or other interior part’s
painted surface may be damaged. ■
Preventing damage to leather surfaces
Observe the following precautions to avoid damage to and deterioration of leather
surfaces: ●
Remove any dust or dirt from leather surfaces immediately.●
Do not expose the vehicle to direct sunlight for extended periods of time. Park the
vehicle in the shade, especially during summer. ●
Do not place items made of vinyl, plastic, or containing wax on the upholstery, as they
may stick to the leather su rface if the vehicle interior heats up significantly.■
Water on the floor
Do not wash the vehicle floor with water.
Vehicle systems such as the audio system ma y be damaged if wate r comes into contact
with electrical components such as the au dio system above or un der the floor of the
vehicle. Water may also cause the body to rust. ■
When cleaning the inside of the windshield
Do not allow glass cleaner to contact the lens. Also, do not touch the lens.
(  P. 276) ■
Cleaning the inside of the rear window ●
Do not use glass cleaner to clean the rear window, as this may cause damage to the
rear window defogger heater wires or antenna. Use a cloth dampened with luke-
warm water to gently wipe the window clean. Wipe th e window in strokes running
parallel to the heater wires or antenna. ●
Be careful not to scratch or damage the heater wires or antenna.

700 9-1. Specifications
RX350/RX350L_U ■
Engine number
The engine number is stamped on
the engine block as shown.
* : 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 Model 3.5 L 6-cylinder (2GR-FKS)
Type 6-cylinder V type, 4-cycle, gasoline
Bore and stroke 3.70  3.27 in. (94.0  83.0 mm)
Displacement 210.9 cu. in. (3456 cm 3
)
Valve clearance (engine cold) Automatic adjustment
Drive belt tension Automatic adjustment
Fuel Fuel type Unleaded gasoline only
Octane Rating 87 (Research Octane Number 91) or higher
Fuel tank capacity (Reference) 19.2 gal. (72.5 L, 15.9 Imp. gal.)
Lubrication system Oil capacity
(Drain and refill - reference
* )
With filter 
Vehicles with towing package
5.8 qt. (5.5 L, 4.8 Imp. qt.) 
Vehicles without towing package
5.7 qt. (5.4 L, 4.8 Imp. qt.)
Without filter 5.6 qt. (5.3 L, 4.7 Imp. qt.)

708 9-1. Specifications
RX350/RX350L_U NOTICE ■
Notice on fuel quality ●
Do not use improper fuels. If improper fuels are used, the engine will be damaged. ●
Do not use leaded gasoline.
Leaded gasoline can cause damage to your vehicle’s three-way catalytic converters
causing the emission control system to malfunction. ●
Do not use gasohol other than the type previously stated.
Other gasohol may cause fuel system damage or vehicle performance problems. ●
Using unleaded gasoline with an octane numb er or rating lower than the level previ-
ously stated will cause pe rsistent heavy knocking.
At worst, this will lead to engine damage. ■
Fuel-related poor driveability
If poor driveability (poor hot starting, vaporization, engine knocking, etc.) is encoun-
tered after using a different type of fuel, discontinue the use of that type of fuel.■
When refueling with gasohol
Take care not to spill gasohol. It can damage your vehicle’s paint.

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RX350/RX350L_U GAS STATION INFORMATION
Auxiliary catch lever Fuel filler door
P. 592 P. 271
Hood lock release lever Tire inflation pressure
P. 592 P. 704
Fuel tank capacity
(Reference) 19.2 gal. (72.5 L, 15.9 Imp. gal.)
Fuel type Unleaded gasoline only P. 700
Cold tire inflation
pressure P. 704
Engine oil capacity
(Drain and refill —
reference) With filter qt. (L, Imp. qt.)
Vehicles with towing package 5.8 (5.5, 4.8)
Vehicles without towing package 5.7 (5.4, 4.8)
Without filter 5.6 (5.3, 4.7)
Engine oil type “Toyota Genuine Motor Oil” or equivalent
Oil grade: ILSAC GF-5 multigrade engine oil
Recommended viscosity: SAE 0W-20
P. 701