I - Door shell, adjusting: Notes

• Front door trim removed

  See FRONT DOOR TRIM, REMOVING AND INSTALLING .

Special tools and equipment 

3371 adjustment gauge

• Dimension -a- = 3.5 - 0.5 mm
• Dimension -b- = 4.5 - 0.5 mm
• Dimension -c- = 3.5 - 0.5 mm
Fig 2: Identifying Door Gap Dimensions
Courtesy of AUDI OF AMERICA, INC.