October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Check knock sensors: Notes

Recommended special tools and equipment

VAG1526A hand multimeter
VAG1594A connector test kit
VAG1598/31 test box

Fig 1: Identifying Special Tools

Courtesy of AUDI OF AMERICA, INC.

Component location. See OVERVIEW OF COMPONENT LOCATIONS .