Volkswagen Polo Service & Repair Manual: Foreign Object Damage
| Driving over hard, pointed objects like nails, screws and
the like can pierce the tire. |
| This always leads to tire damage. |
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| Damage from Imbedded Foreign Bodies |
| Frequently, the foreign object
-marking- is so securely embedded in the tire that it
will not free itself even at higher speeds. Due to this, it can
act as a plug and seal the tire relatively well. The result is
gradual loss of pressure which the driver does not notice
immediately but which can lead to sudden and complete tire
failure. |
 Note
| No repair should be attempted on steel belted tires of which
the structure has been punctured by a foreign body. |
|
|
|
A swelling in the flank of the tire indicates that the
substructure of the carcass has been damaged.
Typical ...
Tires with Torn-Out Tread
Such damage usually develops over a longer period of time.
If an already damaged tire is exposed to high stress, the
...
Other materials:
Refrigerant Circuit with A/C Service Station, Filling
Caution
If it is suspected that chemicals were added to the
refrigerant circuit to seal leaks, do not connect the
A/C service station and do not extract the refrigerant.
...
Introduction
This chapter contains information on the following subjects: → Indicator
lamp for the tyre monitoring system
→ Tyre Pressure Loss Indicator
Additional information and warnings:
Volkswagen information system
Transporting items
Braking, stopping and p ...
Explanation of Test Results
1 -
Type of test.
2 -
Battery test result.
3 -
Measured voltage
4 -
Measured cold start value.
5 -
Cold st ...
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Tire Sidewall Swelling
Disintegrated Tread