June 5, 2011 / 7,385 views / A6 C4

Use Vag-Com To Reset Check Engine Light On A6

The check engine light is on and I have the OBDII Serial Connector with free software from Vag-Com Open the OBDII cover and the purple connector on the shifter console exposed. Hook it up and connect to the serial port on the computer, turn on the ignition to ac and access the system using Vag-Com […]