Toyota Avalon GSX30 Series Manual page 109

FOAMED MATERIAL APPLICATION AREAS
The sections shown in the figure below are filled with foamed material to provide noise insulation.
After repairing these sections or their peripheries, refill with foamed materials.
HINT:
1) Use the service holes located on the reverse side of the body panel to refill with foamed materials.
2) When handling foamed material, follow the directions of the material's manufacturer.
PAINT D COATING PC-7
F22057