Audi Q5: Tire designations
Fig. 204 Tire designations on the sidewall
- Tires for passenger vehicles (if applicable)
P indicates a tire for a passenger vehicle. T indicates a tire
designated for temporary use.
- Nominal width
Nominal width of the tire between the sidewalls in millimeters. In
general: the larger the number, the wider the tire.
- Aspect ratio
Height/width ratio expressed as a percentage.
- Tire construction
R indicates a radial tire.
- Rim diameter
Size of the rim diameter in inches.
- Load index and speed rating
The load index indicates the tire's load-carrying capacity.
The speed rating indicates the maximum permitted speed.
"EXTRA LOAD", "xl" or "RF" indicates that the tire is reinforced or is an
Extra Load tire.
a) For tires above 149 mph (240 km/h), tire manufacturers
sometimes use the code "ZR".
- US DOT number (TIN) and manufacture date
The manufacture date is listed on the tire sidewall (it may only appear
on the inner side of the tire):
DOT...4514...
means, for example, that the tire was produced in the 45th week of the
year 2014.
- Audi Original equipment tires
Audi Original equipment tires with the designation "AO" or "RO" have
been specially matched to your Audi. When used correctly, these tires meet
the highest standards of safety and handling. Your authorized Audi dealer
will be happy to provide more information.
- Mud and snow capability
"M/S" or "M+S" indicates the tire has characteristics that make it
suitable for driving on mud and snow.
indicates a winter tire.
- Composition of the tire cord and materials
The number of plies indicates the number of rubberized fabric layers in
the tire. In general: the more layers, the more weight a tire can carry.
Tire manufacturers must also specify the materials used in the tire. These
include steel, nylon, polyester and other materials.
- Maximum permitted load
This number indicates the maximum load in kilograms and pounds that the
tire can carry.
- Uniform tire quality grade standards for treadwear, traction and
temperature resistance
Treadwear, traction and temperature ranges.
- Running direction
The arrows indicate the running direction of unidirectional tires. You
must always follow the specified running direction.
- Maximum permitted inflation pressure
This number indicates the maximum
pressure to which a tire can be inflated under normal operating conditions.
READ NEXT:
Accessory weight
means the combined weight (in excess of those standard items which maybe
replaced) of automatic transmission, power steering, power brakes, power
windows, power seats, radio, and he
Audi recommends having all work on tires or wheels performed by an authorized
Audi dealer or authorized repair facility. These facilities have the proper
knowledge and are equipped with the required
Fig. 205 Tire profile: Treadwear indicator
Tire wear
Check the tires regularly for wear.
Inflation pressure that is too low
or high can increase tire wear
considerably.
Driving quickly through c
SEE MORE:
ABS Repair Instructions
ABS malfunctions do not affect the brake system and the
booster. Conventional brake system stays operative even without
ABS. A change in braking behavior should be checked. When the
ABS warning lamp comes on the rear wheels can lock-up early when
braking!
WARNING
General information
Under normal operating conditions, the battery
in your Audi does not need any maintenance.
With high outside temperatures or long daily
drives we recommend that you have the electrolyte
level checked by an authorized Audi dealer or
qualified workshop. The electrolyte level shoul