Page 610 of 652

610
6-1. Specifications
RX350/270_EE
Lubrication system
RX270
RX350
*: 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 Lexus vehicle. Lexus recom-
mends the use of approved “Toyota Genuine Motor Oil”. Another motor
oil of matching quality can also be used.
Oil grade:
0W-20, 5W-20, 5W-30 and 10W-30:
API grade SL “Energy-Conserving”, SM “Energy-Conserving” or SN
“Resource-Conserving”; or ILSAC multigrade engine oil
15W-40 and 20W-50:
API grade SL, SM or SN multigrade engine oil
Oil capacity (Drain and
refill reference*)
With filter
Without filter
4.4 L (4.6 qt., 3.9 Imp. qt.)
4.0 L (4.2 qt., 3.5 Imp. qt.)
Oil capacity
(Drain and refill
reference*)
With filter
Without filter
6.1 L (6.4 qt., 5.4 Imp. qt.)
5.7 L (6.0 qt., 5.0 Imp. qt.)
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Page 611 of 652

611
6-1. Specifications
6
Vehicle specifications
RX350/270_EERecommended viscosity (SAE):
SAE 0W-20 is filled into your
Lexus vehicle at manufacturing,
and the best choice for good fuel
economy and good starting in cold
weather.
If SAE 0W-20 oil is not available,
SAE 5W-30 oil may be used.
However, it should be replaced
with SAE 0W-20 at the 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 0W-20, 5W-20 or
5W-30 engine oil is recom-
mended.
Oil viscosity (0W-20 is explained here as an example):
• The 0W in 0W-20 indicates the characteristic of the oil which allows cold
startability. Oils with a lower value before the W allow for easier starting of
the engine in cold weather.
• The 20 in 0W-20 indicates the viscosity characteristic of the oil when the
oil is at high temperature. An oil with a higher viscosity (one with a higher
value) may be better suited if the vehicle is operated at high speeds, or
under extreme load conditions.
Temperature range anticipated
before next oil change
Preferred
RX350_270_EE_48D77E.book 611 ページ 2014年1月24日 金曜日 午前10時4分
Page 616 of 652
616
6-1. Specifications
RX350/270_EE
Brakes
*1: Minimum pedal clearance when depressed with a force of 500 N (51 kgf, 112
lbf) while the engine is running
*2: Parking brake pedal travel when depressed with a force of 300 N (31 kgf, 67.5
lbf)
Steering
Pe d a l c l e a r a n c e *188 mm (3.5 in.) Min.
Pedal free play1 6 mm (0.04 0.24 in.)
Parking brake pedal travel *27 10 clicks
Fluid typeSAE J1703 or FMVSS No. 116 DOT 3 or,
SAE J1704 or FMVSS No. 116 DOT 4
Free playLess than 30 mm (1.2 in.)
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Page 620 of 652

620
6-1. Specifications
RX350/270_EE
Fuel information
■Fuel tank opening for unleaded gasoline
To help prevent incorrect fueling, your Lexus has a fuel tank opening that only
accommodates the special nozzle on unleaded fuel pumps.
■If premium gasoline is not available
If this premium type cannot be obtained, you can use unleaded gasoline with a
Research Octane Number as low as 91.
The use of such gasoline may cause the engine to knock or drastically reduce out-
put to protect itself while driving with a heavy load. To avoid this, refill the tank with
premium unleaded gasoline as soon as possible.
■If your engine knocks
●Consult any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional.
●You may occasionally notice light knocking for a short time while accelerating
or driving uphill. This is normal and there is no need for concern.
EU area:
Your vehicle must use only unleaded gasoline conforming to European
standard EN228.
For optimum engine performance, select unleaded gasoline with a
Research Octane Number of 95 or higher.
Except EU area:
Your vehicle must use only unleaded gasoline.
For optimum engine performance, select unleaded gasoline with a
Research Octane Number of 95 or higher.
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Page 621 of 652

621
6-1. Specifications
6
Vehicle specifications
RX350/270_EE
NOTICE
■Notice on fuel quality
●Do not use improper fuels. If improper fuels are used, the engine will be dam-
aged.
●Do not use leaded gasoline.
Leaded gasoline will cause the three-way catalytic converter to lose its effective-
ness and the emission control system to function improperly.
●Gasoline engine (EU area): Bioethanol fuel sold under names such as “E50” or
“E85” and fuel containing a large amount of ethanol should not be used. The use
of these fuels will damage the vehicle's fuel system. In case of any doubt, ask any
authorized Lexus dealer or repairer, or another duly qualified and equipped pro-
fessional.
●Gasoline engine (except EU area): Bioethanol fuel sold under names such as
“E50” or “E85” and fuel containing a large amount of ethanol should not be
used. Your vehicle can use gasoline mixed with 10% max ethanol. The use of fuel
with more than 10% ethanol content (E10) will damage the vehicle’s fuel system.
You must ensure that refueling is carried out only from a source where fuel speci-
fication and quality can be guaranteed. In case of any doubt, ask any authorized
Lexus dealer or repairer, or another duly qualified and equipped professional.
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Page 627 of 652
627
6-2. Customization
6
Vehicle specifications
RX350/270_EE
Illumination
(
→P. 4 1 7 )
Ti m e e l a p s e d
before the inte-
rior lights turn off
15 seconds
7. 5 s e c -
onds
O—OO30 sec-
onds
Ti m e e l a p s e d
before the exte-
rior lights turn off
15 seconds
7. 5 s e c -
onds
O—OO30 sec-
onds
Operation when
the doors are
unlocked
OnOff———O
Operation after
the “ENGINE
START STOP”
switch turned off
OnOff———O
Operation when
you approach
the vehicle with
the electronic
key on your per-
son
OnOff———O
ItemFunctionDefault
settingCustom-
ized
setting
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Page 632 of 652

632
6-2. Customization
RX350/270_EE
Multi-information display (→P. 2 0 3 )
Settings that can be changed using the multi-information switches
*: The settings vary according to the country or area that the vehicle was sold in.
Available units*
miles (MPG), km (km/l), km (l/100 km)
Available languages*
English, French, Spanish, Russia, Chinese German and Italian
■In the following situations, customize mode will automatically be turned off.
●A warning message appears after the customize mode screen is displayed.
●The “ENGINE START STOP” switch is turned off.
●The vehicle begins to move while the customize mode screen is displayed.
CAUTION
■Cautions during customization
As the engine needs to be running during customization, ensure that the vehicle is
parked in a place with adequate ventilation. In a closed area such as a garage,
exhaust gases including harmful carbon monoxide (CO) may collect and enter the
vehicle. This may lead to death or a serious health hazard.
NOTICE
■During customization
To prevent battery discharge, ensure that the engine is running while customizing
features.
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Page 639 of 652

639
Alphabetical index
RX350/270_EE
Child safety
Airbag precautions ............................. 137
Back door precautions ...................... 66
Child restraint system........................ 142
Child-protectors ................................... 57
How your child should wear
the seat belt ............................................ 91
Installing child restraints ...................152
Moon roof precautions ....................107
Power window lock switch.............. 101
Power window precautions .......... 103
Removed electronic key battery
precautions....................................... 503
Seat belt precautions .......................... 92
Seat heater precautions .................440
Battery precautions
...................................................... 481, 594
Child-protectors ...................................... 57
Cleaning
Exterior.................................................... 452
Interior .....................................................455
Seat belts................................................456
Clock* ....................................................... 432
Coat hooks .............................................. 442
Coin holder ............................................. 427
Condenser .............................................. 478
Console box ........................................... 426
Coolant
Engine coolant .................................... 477Cooling system
Engine overheating ..........................598
Cornering assist sensors ................... 248
Cruise control
Cruise control ..................................... 230
Dynamic radar cruise control ......234
Cup holders ............................................ 423
Curtain shield airbags ........................... 131
Customizable features....................... 622
Daytime running light system .......... 220
Defogger*
Rear window.......................................... 321
Side mirror .............................................. 321
Dimensions ............................................. 606
Display
Multi-information display............... 203
Trip information.................................. 206
Warning message ............................ 552
Do-it-yourself maintenance ............... 461
Door courtesy lights
Door courtesy lights .......................... 417
Wattage ................................................... 619
Door lock
Back door ................................................ 60
Side door .................................................. 56
Wireless remote control .................. 53
Door pockets ......................................... 422
D
*: For vehicles with a navigation system, refer to the “Navigation System Owner’s Manual”.
RX350_270_EE_48D77E.book 639 ページ 2014年1月24日 金曜日 午前10時4分