This tool is used to remove the variable valve timing control valve on the VW/Audi 2.0t TSI engine. This part may sometimes be referred to as the spool valve by VW and Audi technicians. This part is removed when either replacing this valve or when working with the timing chains.
Important Note: The valve that this special tools is used for is reverse thread. Be sure to turn the correct direction to prevent damage to your tool or valve.