Try this:

Procedure for Bleeding the ABS Brake Pump on VW Passat and Audi A4/S4, A6/S6, and A8/S8:

[Select] [03 - ABS Brakes] [Basic Settings - 04] Group 002 Ok

This will trigger the ABS pump to turn on for about 10 seconds. You should hear the fairly l... Login to read more.