Volkswagen Polo Service & Repair Manual: Tire Service Life, Influences
| The following factors influence the service life of a tire
in varying degrees. |
| Exterior temperature/climate |
| Dynamic toe and camber values |
| Tire Operating Conditions |
| Changes to the Suspension: |
| If a “lowering-kit” and /or light alloy wheels from
accessories which have not been approved by the vehicle
manufacturer are used, wheel alignments which deviate from the
alignment specified in design may occur during travel. |
| Even if the adjustment of the axle geometry measured on a
standing vehicle is correct, changes in the body height and
positions of the wheels during travel can lead to changes to the
paths of travel of the wheel suspension. |
| For this reason, uneven wear is pre-programmed. |
|
|
|
Heel-and-toe wear is step-like wear of individual tread
blocks, due to which an increased rolling noise can develop. The
heel-and-toe wear is caused by the uneven dis ...
Other materials:
Warning lamp and coolant temperature display
Fig. 138 Coolant temperature display in
instrument cluster: Ⓐ cold; Ⓑ normal; Ⓒ warning
First read and observe the introductory information
and safety warningsA display for the coolant temperature may be, depending
on the vehicle equipment, located in instrument cluster. In normal driv ...
Petrol
First read and observe the introductory information
and safety warnings Petrol types
Vehicles with a petrol engine must be run on unleaded petrol in compliance with
the European standard EN 228 . Fuels with a maximum ethanol content
of 10% (E10) can be used for refuelling.
Petrol types ...
Tire Sidewall Swelling
A swelling in the flank of the tire indicates that the
substructure of the carcass has been damaged.
Typical causes for such damage include, for example, driving
over curbs at a sharp angle.
...
© 2016-2026 Copyright www.vwpolo.net
Tire Wear
Heel and Toe Wear