WARNING: This page is about a different car, the 2005 Audi A4, 2004 Audi A4, 2003 Audi A4, and 2002 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.
Formula:
"S4"
=
"Stotal" - "S3"
Example:
Total shim thickness "Stotal"
1.60 mm
Shim thickness S3
- 0.72 mm
Shim thickness S4
= 0.88 mm
Determine shim(s) as accurately as possible from table. Part numbers