wheel size TOYOTA IQ 2013 User Guide

323
6-1. Specifications
6
Vehicle specifications
Steering
Tires and wheels
Free play
Less than 1.2 in. (30 mm)
Tire size175/60R16 82H
Tire inflation pressure
(Recommended cold tire
inflation pressure)Driving under normal conditions
Front tires:
33 psi (230 kPa, 2.3 kgf/cm2 or bar)
Rear tires:
32 psi (220 kPa, 2.2 kgf/cm
2 or bar)
Wheel size 16  5 J
Wheel nut torque 76 ft·lbf (103 N·m, 10.5 kgf·m)
CAUTION
■When replacing tires and wheels
Observe the following precautions to prevent accidents.
Failure to do so may cause damage to the peripheral parts of the tires,
as well as dangerous handling characteristics, which may lead to fatal or
injury accidents.
Do not use tire sizes or wheel sizes other than those recommended by
Scion.

330 6-1. Specifications
Tire size■ Typical tire size information
The illustration indicates typical tire size.
Tire use
(P = Passenger car,
T = Temporary use)
Section width (millimeters)
Aspect ratio
(tire height to section width)
Tire construction code
(R = Radial, D = Diagonal)
Wheel diameter (inches)
Load index (2 digits or 3 digits)
Speed symbol
(alphabet with one letter)
■ Tire dimensions
Section width
Tire height
Wheel diameter

334 6-1. Specifications
Tire related termMeaning
Occupant distributionDistribution of occupants in a vehicle as speci-
fied in the third column of Table 1
* below
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
battery, and special trim
RimA 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 designationRim diameter and width
Rim type designationThe industry manufacturer’s designation for a
rim by style or code
Rim widthNominal 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 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 determined
by distributing to each axle its share of curb
weight, accessory weight, and normal occu-
pant weight (distributed in accordance with
Ta b l e 1
* below), and dividing by two
Weather sideThe surface area of the rim not covered by the
inflated tire