Work procedure

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2004 Audi A6, 2003 Audi S6, 2003 Audi A6, 2002 Audi S6, and 2002 Audi A6. However, it is still accessible from the selected car via links, so may be relevant.

Connect diagnostic tester. See CONNECT DIAGNOSTIC TESTER .
Switch ignition on.
In diagnostic function "33 - OBD", select "Mode 9: vehicle information".
Via the following table, select the desired vehicle information according to Test-ID (Test Identification).