Condition Inspection
WARNING: This page is about a different car, the 2010 Porsche Cayenne, 2009 Porsche Cayenne, and 2008 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.
Visually inspect the belt strap for damage by unrolling it completely.
If it displays evidence of damage in the form of cuts, fraying, seam tears etc., the seat belt must be replaced.