Toyota Prius Prime (2022 year). Manual in english — page 46

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Glossary of tire terminology

Tire related term

Meaning

Cold tire inflation

pressure

Tire pressure when the vehicle has been

parked for three hours or more, or has not

been driven more than 1 mile or 1.5 km under

that condition

Maximum inflation

pressure

The maximum cold inflated pressure to which

a tire may be inflated, shown on the sidewall

of the tire

Recommended

inflation pressure

Cold tire inflation pressure recommended by a

manufacturer

Accessory weight

The combined weight (in excess of those stan-

dard items which may be replaced) of hybrid

transmission, power steering, power brakes,

power windows, power seats, radio and

heater, to the extent that these items are avail-

able as factory-installed equipment (whether

installed or not)

Curb weight

The weight of a motor vehicle with standard

equipment, including the maximum capacity of

fuel, oil and coolant, and if so equipped, air

conditioning and additional weight optional

engine

Maximum loaded

vehicle weight

The sum of:

(a) Curb weight

(b) Accessory weight

(d) Production options weight

Normal occupant

weight

150 lb. (68 kg) times the number of occupants

specified in the second column of Table 1

that follows

Occupant distribution

Distribution of occupants in a vehicle as speci-

fied in the third column of Table 1

below

744

Production options

weight

The combined weight of installed regular pro-

duction options weighing over 5 lb. (2.3 kg) in

excess of the standard items which they

replace, not previously considered in curb

weight or accessory weight, including heavy

duty brakes, ride levelers, roof rack, heavy

duty 12-volt 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 deter-

mined by distributing 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 deter-

mined by distributing 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

745

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Bead separation

A breakdown of the bond between compo-

nents 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 inner-

liner of the tire extending to cord material

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 corre-

sponding 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

746

Intended outboard

sidewall

(a) The sidewall that contains a whitewall,

bears white lettering, or bears manufac-

turer, 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 asym-

metrical tire that has a particular side that

must always face outward when mounted

on a vehicle

Light truck (LT) tire

A tire designated by its manufacturer as pri-

marily 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 per-

missible inflation pressure for that tire

Maximum permissible

inflation 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 innerliner 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 sidewalls of an inflated tire, including ele-

vations due to labeling, decorations, or protec-

tive 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 adja-

cent plies

Tire related term

Meaning

747

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Pneumatic tire

A mechanical device made of rubber, chemi-

cals, fabric and steel or other materials, that,

when mounted on an automotive wheel, pro-

vides 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 corre-

sponding standard tire

Section width

The linear distance between the exteriors of

the sidewalls of an inflated tire, excluding ele-

vations due to labeling, decoration, or protec-

tive 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 Reference 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

748

: Table 1



Occupant loading and distribution for vehicle normal load for

various designated 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

capacity, Number of

occupants

Vehicle normal load,

Number of occupants

Occupant distribution

in a normally loaded

vehicle

2 through 4

2 in front

5 through 10

2 in front, 1 in second

seat

11 through 15

2 in front, 1 in second

seat, 1 in third seat, 1

in fourth seat

16 through 20

2 in front, 2 in second

seat, 2 in third seat, 1

in fourth seat

749

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Customizable features

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

■

Changing using the multi-information display

Press

of the meter control switches, select

Press

of the meter control switches, select

(“Vehicle Settings”), and then press

Press

of the meter control switches, select the item,

and then press

Press

of the meter control switches, select the desired

setting, and then press

To go back to the previous screen or exit the customize mode,

press

Your vehicle includes a variety of electronic features that can be
personalized to suit your preferences. The settings of these fea-
tures can be changed using the multi-information display, the
navigation system, the multimedia system, or at your Toyota
dealer.

Some function settings are changed simultaneously with other func-
tions being customized. Contact your Toyota dealer for further
details.

Customizing vehicle features

750

■

Changing using the navigation system or the multimedia sys-
tem



Vehicles with the navigation system
Press the “MENU” button on the navigation system.
Select “Settings”.
Select “Vehicle” on the “Setup” screen and select “Vehicle Cus-
tomization”.

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



Vehicles with the multimedia system
Press the “MENU” button on the multimedia system.
Select “Setup”.
Select “Vehicle” on the “Setup” screen and select “Vehicle Cus-
tomization”.

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

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Settings that can be changed using the multi-information display
Settings that can be changed using the navigation system or the
multimedia system
Settings that can be changed by your Toyota dealer

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

■

Instrument cluster (



P. 192)

Customizable features

1
2

Function

Default

setting

Customized

setting

Sensor sensitivity for darken-
ing the brightness of the
instrument cluster depending
on the outside brightness

Standard

-2 to 2

–

Sensor sensitivity for returning
the brightness of the instru-
ment cluster to the original
level depending on the outside
brightness

Standard

-2 to 2

–

752

■

HUD (Head-up display)

(



P. 253)

: If equipped

■

Door lock (

P. 279, 708)

■

Smart key system and wireless remote control (



P. 280, 290)

Function

Default

setting

Customized

setting

Route guidance

Off

–

Function

Default

setting

Customized

setting

Automatic door locking

Shift position

linked

Speed linked

–

O O

Off

Automatic door unlocking

Shift position

linked

Driver’s door

linked

–

O O

Off

Unlocking using a mechanical
key

Driver’s door

unlocked in

first step, all

doors

unlocked in

second step

All doors

unlocked in

first step

–

Function

Default

setting

Customized

setting

Operation signal (buzzer)

Off

–

O O

1 to 7

Operation signal (emergency
flashers)

Off

–

O O

Time elapsed before the auto-
matic door lock function is
activated if a door is not
opened after being unlocked

60 seconds

Off

–

O O

30 seconds

120 seconds

Open door reminder buzzer
(when locking the vehicle)

Off

–

753

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■

Smart key system (

P. 290)

: This function can also be changed using the wireless remote control.

(

P. 283)

■

Wireless remote control (



P. 280)

■

Rear seat reminder (

P. 284)

Function

Default

setting

Customized

setting

Smart key system

Off

–

Smart door unlocking

Driver’s door

All the doors

–

O O

Time elapsed before unlock-
ing all the door when gripping
and holding the driver’s door
handle

2 seconds

Off

–

Number of consecutive door
lock operations

As many as

desired

2 times

–

Function

Default

setting

Customized

setting

Unlocking operation

Driver’s door

unlocked in

first step, all

doors

unlocked in

second step

All doors

unlocked in

first step

–

O O

Wireless remote control

Off

–

Locking operation when door
opened

Off

–

O O

Function

Default

setting

Customized

setting

Rear seat reminder function

Off

–

754

■

Power windows (



P. 309)

■

Reverse warning buzzer (



P. 339)

■

Turn signal lever (

P. 345)

Function

Default

setting

Customized

setting

Mechanical key linked opera-
tion (open)

Off

–

Mechanical key linked opera-
tion (close)

Off

–

Wireless remote control linked
operation (open only)

Off

–

Mechanical

key,

wireless

remote control linked opera-
tion signal (buzzer)

Off

–

Function

Default

setting

Customized

setting

Signal (buzzer) when the shift
position is in R

Off

Intermittent

–

Function

Default

setting

Customized

setting

Times of flashing of the lane
change signal flashers

Off

–

755

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■

Automatic light control system

(

P. 347)

: If equipped

: This function cannot be customized for vehicles sold in Canada.

■

Rain-sensing windshield wipers

(



P. 361)

: If equipped

Function

Default

setting

Customized

setting

Time elapsed before the
headlights turn off

30 seconds

Off

–

O O

60 seconds

90 seconds

Light sensor sensitivity

Level 0

Level -2 to 2

–

O O

Daytime running lights

Off

–

O O

Function

Default

setting

Customized

setting

Wiper operation when the

wiper switch is in the
position

Rain-sensing

operation

Intermittent

operation

linked to vehi-

cle speed

(with interval

adjuster)

–

756

■

RSA (Road Sign Assist)

(



P. 405)

: If equipped

■

BSM (Blind Spot Monitor)

(



P. 427)

: If equipped

■

Intuitive parking assist

(



P. 441)

: If equipped

Function

Default

setting

Customized

setting

RSA (Road Sign Assist)

Off

–

Excess speed notification
method

Display only

No notification

–

Display and

buzzer

Excess speed notification
level

1 mph

(2 km/h)

3 mph

(5 km/h)

–

5 mph

(10 km/h)

Other notifications method
(No-entry notification)

Display only

No notification

–

Display and

buzzer

Function

Default

setting

Customized

setting

Outside rear view mirror indi-
cator brightness

Bright

Dim

–

Function

Default

setting

Customized

setting

Detection distance of the front
center sensors

Far

Near

–

Detection distance of the rear
center sensors

Far

Near

–

Buzzer volume

1 to 5

–

757

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■

S-APGS (Simple Advanced Parking Guidance System)

(

P. 462)

: If equipped

■

Automatic air conditioning system (



P. 508, 520)

Function

Default

setting

Customized

setting

Obstacle detection range

Standard

Near

–

Slightly far

Far

Back-in parking space

Standard

Narrow

–

Slightly wide

Wide

Parallel parking space

Standard

Narrow

–

Slightly wide

Wide

Function

Default

setting

Customized

setting

A/C auto switching operation

Off

–

O O

758