Genuine Pierburg OEM wastegate frequency control valve. Also known as an N75 valve. A broken N75 valve will cause a loss in boost and overall performance. Common failure on the 2.0T FSI and TSI engines. Please check the part number before ordering. Buy this Audi, VW Wastegate Frequency Control Valve (2.0T, N75) by Genuine OEM now!
Feb 9, 2023 路 N75 valve pressure solenoid testing vw t5 test charge t4 valves akaN75 electrovanne s4 2005 a3 N75 valve testing vw plumbing audi turbo stem enters bottom airBoost controller manual diagram parallel n75 set direction flow someone if show so. Check Details Quattroworld.com forums: n75 wastegate frequency valve (wgfv) location
Feb 19, 2007 路 Re: DIY - B6 1.8t - Vacuum line and Check Valve removal/simplification. Move over to the purge solenoid and remove the indicated (pictured red) hose. It wraps all the way around the firewall and somewhere underneath the intake manifold鈥emove it all. Time to move on to the drivers side of the car!