LEXUS RX 350 L (2019 year). Manual - part 45

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9-1. Specifications

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RX350/RX350L_U

Production options weight

The combined weight of installed regular production

options weighing over 5 lb. (2.3 kg) in excess of the

standard items which they replace, not previously con-

sidered in curb weight or accessory weight, including

heavy duty brakes, ride levelers, roof rack, heavy duty

battery, and special trim

Rim

A metal support for a tire or a tire and tube assembly

upon which the tire beads are seated

Rim diameter

(Wheel diameter)

Nominal diameter of the bead seat

Rim size designation

Rim diameter and width

Rim type designation

The industry manufacturer’s designation for a rim by

style or code

Rim width

Nominal distance between rim flanges

Vehicle capacity weight 

(Total load capacity)

The rated cargo and luggage load plus 150 lb. (68 kg)

times the vehicle’s designated seating capacity

Vehicle maximum load on

the tire

The load on an individual tire that is determined by dis-

tributing to each axle its share of the maximum loaded

vehicle weight, and dividing by two

Vehicle normal load on the

tire

The load on an individual tire that is determined by dis-

tributing to each axle its share of curb weight, accessory

weight, and normal occupant weight (distributed in

accordance with Table 1

*

 below), and dividing by two

Weather side

The surface area of the rim not covered by the inflated

tire

Bead

The part of the tire that is made of steel wires, wrapped

or reinforced by ply cords and that is shaped to fit the

rim

Tire related term

Meaning

718

9-1. Specifications

RX350/RX350L_U

Bead separation

A breakdown of the bond between components in the

bead

Bias ply tire

A pneumatic tire in which the ply cords that extend to

the beads are laid at alternate angles substantially less

than 90 degrees to the centerline of the tread

Carcass

The tire structure, except tread and sidewall rubber

which, when inflated, bears the load

Chunking

The breaking away of pieces of the tread or sidewall

Cord

The strands forming the plies in the tire

Cord separation

The parting of cords from adjacent rubber compounds

Cracking

Any parting within the tread, sidewall, or innerliner of

the tire extending to cord material

CT

A pneumatic tire with an inverted flange tire and rim

system in which the rim is designed with rim flanges

pointed radially inward and the tire is designed to fit on

the underside of the rim in a manner that encloses the

rim flanges inside the air cavity of the tire

Extra load tire

A tire designed to operate at higher loads and at higher

inflation pressures than the corresponding standard tire

Groove

The space between two adjacent tread ribs

Innerliner

The layer(s) forming the inside surface of a tubeless tire

that contains the inflating medium within the tire

Innerliner separation

The parting of the innerliner from cord material in the

carcass

Tire related term

Meaning

719

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RX350/RX350L_U

Intended outboard sidewall

(a) The sidewall that contains a whitewall, bears white

lettering, or bears manufacturer, brand, and/or

model name molding that is higher or deeper than

the same molding on the other sidewall of the tire, or

(b) The outward facing sidewall of an asymmetrical tire

that has a particular side that must always face out-

ward when mounted on a vehicle

Light truck (LT) tire

A tire designated by its manufacturer as primarily

intended for use on lightweight trucks or multipurpose

passenger vehicles

Load rating

The maximum load that a tire is rated to carry for a given

inflation pressure

Maximum load rating

The load rating for a tire at the maximum permissible

inflation pressure for that tire

Maximum permissible infla-

tion pressure

The maximum cold inflation pressure to which a tire may

be inflated

Measuring rim

The rim on which a tire is fitted for physical dimension

requirements

Open splice

Any parting at any junction of tread, sidewall, or inner-

liner that extends to cord material

Outer diameter

The overall diameter of an inflated new tire

Overall width

The linear distance between the exteriors of the side-

walls of an inflated tire, including elevations due to label-

ing, decorations, or protective bands or ribs

Passenger car tire

A tire intended for use on passenger cars, multipurpose

passenger vehicles, and trucks, that have a gross vehicle

weight rating (GVWR) of 10,000 lb. or less.

Ply

A layer of rubber-coated parallel cords

Ply separation

A parting of rubber compound between adjacent plies

Tire related term

Meaning

720

9-1. Specifications

RX350/RX350L_U

Pneumatic tire

A mechanical device made of rubber, chemicals, fabric

and steel or other materials, that, when mounted on an

automotive wheel, provides the traction and contains

the gas or fluid that sustains the load

Radial ply tire

A pneumatic tire in which the ply cords that extend to

the beads are laid at substantially 90 degrees to the

centerline of the tread

Reinforced tire 

A tire designed to operate at higher loads and at higher

inflation pressures than the corresponding standard tire

Section width

The linear distance between the exteriors of the side-

walls of an inflated tire, excluding elevations due to

labeling, decoration, or protective bands

Sidewall

That portion of a tire between the tread and bead

Sidewall separation

The parting of the rubber compound from the cord

material in the sidewall

Snow tire

A tire that attains a traction index equal to or greater

than 110, compared to the ASTM E-1136 Standard Ref-

erence Test Tire, when using the snow traction test as

described in ASTM F-1805-00, Standard Test Method

for Single Wheel Driving Traction in a Straight Line on

Snow-and Ice-Covered Surfaces, and which is marked
with an Alpine Symbol (

 

 ) on at least one sidewall

Test rim

The rim on which a tire is fitted for testing, and may be

any rim listed as appropriate for use with that tire

Tread

That portion of a tire that comes into contact with the

road

Tread rib

A tread section running circumferentially around a tire

Tire related term

Meaning

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RX350/RX350L_U

*

: Table  1 

 Occupant loading and distribution for vehicle normal load for various des-

ignated seating capacities

Tread separation

Pulling away of the tread from the tire carcass

Treadwear indicators (TWI)

The projections within the principal grooves designed

to give a visual indication of the degrees of wear of the

tread

Wheel-holding fixture

The fixture used to hold the wheel and tire assembly

securely during testing

Tire related term

Meaning

Designated seating capac-

ity, Number of occupants

Vehicle normal load, Num-

ber of occupants

Occupant distribution in a 

normally loaded vehicle

2 through 4

2

2 in front

5 through 10

3

2 in front, 1 in second seat

11 through 15

5

2 in front, 1 in second seat, 1 

in third seat, 1 in fourth seat

16 through 20

7

2 in front, 2 in second seat, 

2 in third seat, 1 in fourth 

seat

722

RX350/RX350L_U

9-2. Customization

When customizing vehicle features, ensure that the vehicle is parked in a safe
place with the shift lever in P and the parking brake set.

■

Changing on the audio system screen



Vehicles with a navigation system
Press the “MENU” button on the Remote Touch.

Select 

 on the “Menu” screen and select 

.

Various setting can be changed. Refer to the list of settings that can be
changed for details.



Vehicles with a Lexus Display Audio system
Press the “MENU” button on the Lexus Display Audio controller.
Select “Setup” on the “Menu” screen and select “Vehicle”.

Various setting can be changed. Refer to the list of settings that can be
changed for details.

■

Changing using the multi-information display
P. 97

Customizable features

Your vehicle includes a variety of electronic features that can be personalized
to suit your preferences. The settings of these features can be changed using
the multi-information display, on the audio system screen, or at your Lexus
dealer.

Customizing vehicle features

1

2

1

2

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9-2. Customization

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RX350/RX350L_U

Some function settings are changed simultaneously with other functions being
customized. Contact your Lexus dealer for further details.

Settings that can be changed on the audio system screen
Settings that can be changed by your Lexus dealer

Definition of symbols: O = Available, – =Not available

■

Gauges, meters and multi-information display (

P. 86, 90)

*

1

: The default setting varies according to countries.

*

2

: Except  F  SPORT  models

Customizable Features

1

2

Function

Default setting

Customized setting

Language

English

French

O —

Spanish

Units

*

1

miles (MPG US)

miles 

(MPG Imperial)

O —

km (L/100 km)

km (km/L)

Color

*

2

Color 1

Color 2

O —

Suggestion function

On

Off

— O

1

2

724

9-2. Customization

RX350/RX350L_U

■

Door lock (

P. 124, 684)

Function

Default setting

Customized setting

Unlocking using a mechanical

key

Driver’s door

unlocked in one

step, all doors

unlocked in two

step

All doors unlocked

in one step

— O

Automatic door locking function

Shift position

linked door locking

operation

Off

O O

Speed linked door

locking operation

Automatic door unlocking func-

tion

Shift position

linked door

unlocking opera-

tion

Off

O O

Driver’s door

linked door

unlocking opera-

tion

1

2

725

9-2. Customization

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RX350/RX350L_U

■

Power back door (

P. 130)

*

: If equipped

Function

Default setting

Customized setting

Power back door switch opera-

tion

Press for 1 second

One short press

— O

Automatic closing of the back

door when lowered

On

Off

— O

Automatic opening of the back

door using the back door opener

switch

On

Off

— O

Power back door opening posi-

tion

5

1 to 5

O O

Buzzer volume

Level 3

Level 1

— O

Level 2

Power back door/touchless sen-
sor

*

On

Power back door:

On

Touchless sensor:

Off

— O

Off

Power back door open/close

buzzer

When the back

door begins to

operate: On

While the back

door is operating:

Off

Off

— O

When the back

door begins to

operate: Off

While the back

door is operating:

On

On

Touchless sensor

*

 sensitivity

Level 2 (standard)

Level 1 (lowest) to 

level 3 (highest)

— O

1

2

726

9-2. Customization

RX350/RX350L_U

■

Smart access system with push-button start and wireless remote control
(

P. 124, 146)

■

Smart access system with push-button start

 

(

P. 124, 146)

Function

Default setting

Customized setting

Operation buzzer volume

5

Off

O O

1 to 7

Operation signal 

(Emergency flashers)

On

Off

O O

Time elapsed before automatic

door lock function is activated if

door is not opened after being

unlocked

60 seconds

Off

— O

30 seconds

120 seconds

Open door warning buzzer

Off

On

— O

Reservation lock

On

Off

— O

1

2

Function

Default setting

Customized setting

Smart access system with push-

button start

On

Off

— O

The doors that are unlocked

using the smart access system

with push-button start can be

selected

Driver’s door

All the doors

O O

Number of consecutive door

lock operations

2 times

As many as desired — O

1

2

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9-2. Customization

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RX350/RX350L_U

■

Wireless remote control (

P. 120, 124, 130)

*

1

: This setting enables opening of the power back door when it is locked or unlocked.

*

2

: This function is available only when a customized setting that enables opening of the

power back door when it is either locked or unlocked is selected. (See 

*

1

 above.)

Function

Default setting

Customized setting

Wireless remote control

On

Off

— O

Unlocking operation

Driver’s door

unlocked in one

step, all doors

unlocked in two

step

All doors unlocked

in one step

O O

Panic function

On

Off

— O

Opening/closing of the power
back door using the 
switch of the wireless remote

control

Open: Press for 1
second

*

1

Close: Press for 1

second

Off

— O

Open: Press for 1

second with the

back door

unlocked

Close: Press for 1

second

Open: One short

press with the back

door unlocked

Close: One short

press

Open: Press twice

with the back door

unlocked

Close: Press twice

Open: Press
twice

*

1

Close: Press twice

Door unlocked when the power

back door is opened using the

 switch of the wireless

remote control

*

2

All the doors

Back door

— O

1

2

728

9-2. Customization

RX350/RX350L_U

■

Driving position memory

*

 (

P. 172)

*

: If equipped

■

Steering wheel (

P. 180)

■

Outside rear view mirrors (

P. 184)

*

:

If equipped

Function

Default setting

Customized setting

Driver’s seat movement when

exiting the vehicle

Standard

Off

O O

Partial

Selecting doors linked to the

memory recall function

Driver’s door

All doors

— O

1

2

Function

Default setting

Customized setting

Auto tilt away function

On

Off

— O

1

2

Function

Default setting

Customized setting

Automatic mirror folding and

extending operation

*

Linked to the lock-

ing/unlocking of the 

doors

Off

— O

Linked to operation 

of the engine switch

1

2

729

9-2. Customization

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RX350/RX350L_U

■

Power windows, and moon roof

*

 or panoramic moon roof

*

 

(

P. 187, 191, 195) 

*

:

If equipped

■

Moon roof

*

 (

P. 191)

*

: If equipped

Function

Default setting

Customized setting

Mechanical key linked operation

Off

On

— O

Wireless remote control linked

operation

Off

On (open only)

— O

Wireless remote control linked

operation signal (buzzer)

On

Off

— O

1

2

Function

Default setting

Customized setting

Linked operation of components

when mechanical key is used

(open only)

Slide only

Tilt only

— O

Linked operation of components

when wireless remote control is

used

Slide only

Tilt only

— O

1

2

730

9-2. Customization

RX350/RX350L_U

■

Turn signal lever (

P. 246)

■

Automatic light control system (

P. 252)

■

Lights (



P. 252)

*

1

: Except  for  Canada

*

2

:

If equipped

■

Rain-sensing windshield wipers

*

 (



P. 261)

*

:

If equipped

Function

Default setting

Customized setting

The number of times the turn sig-

nal lights flash automatically

when the turn signal lever is

moved to the first position during

a lane change

3

5

— O

7

Off 

1

2

Function

Default setting

Customized setting

Light sensor sensitivity

Standard

-2 to 2

O O

Time elapsed before headlights

automatically turn off after doors

are closed

30 seconds

Off

O O

60 seconds

90 seconds

1

2

Function

Default setting

Customized setting

Daytime running lights

On

Off

*

1

O O

Welcome lighting

On

Off

— O

AFS (Adaptive Front-lighting
System)

*

2

On

Off

— O

Windshield wiper linked head-

light illumination

On

Off

— O

1

2

Function

Default setting

Customized setting

Wiper operation when the wiper

switch is in the “AUTO” position

Rain-sensing oper-

ation

Intermittent opera-

tion linked to vehi-

cle speed (with 

interval adjuster)

— O

1

2

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RX350/RX350L_U

■

Intuitive parking assist

*

1

 (

P. 326)

*

1

: If equipped

*

2

: When intuitive parking assist is operating.

■

BSM (Blind Spot Monitor)

*

 (

P. 313)

*

:

If equipped

Function

Default setting

Customized setting

Detection distance of the front

center sensor

Far

Near

O O

Detection distance of the rear

center sensor

Far

Near

O O

Buzzer volume

3

1 to 5

O O

Display setting

*

2

All sensors dis-

played

Display off

O O

1

2

Function

Default setting

Customized setting

Outside rear view mirror indica-

tor brightness

Bright

Dim

O O

Alert timing for presence of

approaching vehicle (BSM func-

tion only)

Intermediate

Early

O O

Late

Only when in blind 

spot

RCTA buzzer volume

Level 2

Level 1

O —

Level 3

1

2

732

9-2. Customization

RX350/RX350L_U

■

Driving mode select switch (

P. 373)

*

: If equipped

■

Front automatic air conditioning system (

P. 503)

*

:

If equipped

■

Seat heaters

*

/seat ventilators

*

 (

P. 522, 523)

*

:

If equipped

Function

Default setting

Customized setting

Powertrain control in customized

mode

*

Normal

Power

O —

Eco

Chassis control in customized

mode

*

Normal

Sport

O —

Air conditioning operation in

customized mode

*

Normal

Eco

O —

1

2

Function

Default setting

Customized setting

A/C auto switch operation

On

Off

O O

Exhaust gas sensor sensitivity

*

Standard

-3 to 3

O O

1

2

Function

Default setting

Customized setting

Driver’s seat temperature prefer-

ence in automatic mode

Standard

-2 (cooler) to 2 

(warmer)

O O

Front passenger’s seat tempera-

ture preference in automatic

mode

Standard

-2 (cooler) to 2 

(warmer)

O O

1

2