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. |
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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. |
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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- |
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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:
Emergency Wheels
Spare Wheel Notes
If Necessary, Explain to the Customer the Information About
Tires and Refer the Customer to the Owner's Manual.
The following notes listed also apply to spare wheels that
are marked wi ...
Introduction
This chapter contains information on the following subjects:
→ Warning and indicator lamps
→ Engine oil specification
→ Checking the engine oil level and refilling engine oil
→ Engine oil consumption
→ Changing engine oil
Additional information and w ...
Tyre Pressure Loss Indicator
Fig. 124 In the stowage compartment on
the front passenger side: button for the Tyre Pressure Loss Indicator
First read and observe the introductory information
and safety warnings The Tyre Pressure Loss Indicator uses data
from the ABS sensors and other functions to check the speed of rot ...
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