1999 Toyota Avalon Owners Manual - Page 220
1999 Toyota Avalon Manual
Page 220 highlights
'99 AVALON (USA/CANADA) −U -Front fog lights 1. Remove the bolts and clips, take out the engine under cover. Remove and install the cover clips as shown in the following illustrations. Removing cover clips 2. Turn the cover counterclockwise and remove it. Installing cover clips 220