Audi Workshop Manuals > A3 Mk1 > Power unit > Motronic Injection and Ignition System (4-cyl.) 08.97ä > Mixture preparation system, electronic inj.,Gas > Testing intake manifold change-over function > Testing intake
VR5 2.3 - Unpluged vacuum Line / Power loss when hot at 4000 rpm | Volkswagen Passat Forum
Audi Workshop Manuals > A4 Mk1 > Power unit > Simos injection and ignition system (4-cylinder) > Mixture preparation system, electronic inj.,Gas > Testing intake manifold change-over function
Intake Manifold Valve (N156), where is it? | VW Vortex - Volkswagen Forum