Volkswagen Polo Service & Repair Manual: Tread Depth, Measuring
Note
When measuring tread depth, take measurements in the main
grooves. |
Do not take measurements at the tread wear indicator. |
|
|
|
Tread depth of a tire must be measured in the main grooves
at the points showing the most wear. The positions of the tread
wear indicators are marked along the tire shoulder
-item 2-
→ Item. |
In place of “TWI”, there may also be a “Δ” or “VW emblem”. |
The TWI protrusions are 1.6 mm tall. This is the minimum
tread depth legally prescribed in Germany. |
Different values may apply in other countries. |
|
|
|
Tread Wear Indicators (TWI) must not be included in the
measurement. The deepest point of the groove must be used for
the measurement. |
A - |
Tread Wear Indicators in main grooves |
B - |
Main grooves with Tread Wear Indicators
-arrows- |
|
|
|
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 ...
In many causes, this is caused by driving style, but
sometimes it is also caused by incorrect axle adjustment.
...
Other materials:
Paint System for Plastic Parts
This universal painting system enables you to safely and
simply paint all plastic parts which can be usually found on the
exterior. (Plastic types: PP, EPDM, ABS, PC, PPO, PBTP, UP-GF,
PA, PVC, R-TPU, PUR) This technical reference material does not
apply ...
A/C Compressor without Magnetic Clutch
Caution
Non-approved tools or materials such as leak sealing
additives can cause damage or malfunctions in the
system.
Only use tools and materials approved by the
manufactu ...
Checklist
Never carry out any work on the engine or in the engine compartment
if you are not familiar with the requisite procedures and general safety requirements,
or if you only have access to incorrect operating equipment, service fluids,
and unsuitable tools . The work should be carried ou ...
© 2016-2025 Copyright www.vwpolo.net
