volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Wheel Mounting, Protecting against Corrosion|Page 5818 > < Wheel Mounting, Protecting against Corrosion
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The spherical caps * in the wheel bolt openings and the wheel bolt threads must likewise be free of corrosion, dirt, oil or grease. 

* The spherical cap is the curved surface of a section of a sphere.

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Check whether the wheel bolts can be easily screwed in by hand. The threads of the wheel bolts must not touch the holes in the brake disc -  arrow
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If the thread of the wheel bolt touches the hole - arrow -, turn the brake disc relative to the wheel accordingly.

‹› If necessary, clean any dirt and corrosion, oil or grease off the surfaces and thread in the wheel hub and/or wheel bolts.

CAUTION!
Heavily corroded, difficult to turn or damaged wheel bolts must be replaced.

Wheel Mounting, Protecting against Corrosion|Page 5818 > < Wheel Mounting, Protecting against Corrosion