Contact Corrosion
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Contact corrosion can occur if incorrect fasteners (bolts, nuts, washers, etc.) are used.
For this reason, only fasteners with a special surface coating are installed.
Rubber or plastic parts and adhesives are also made of non-conductive materials.
If there are doubts about whether parts can be used or not, then use new parts. Refer to the Parts Information.
Note:
- Only original replacement parts are recommended. They are checked and compatible with aluminum.
- The use of Audi accessories is recommended.
- Contact corrosion damage is not covered under warranty.