Clutch vacuum vent valve switch, checking: Notes
WARNING: This page is about a different car, the 1999 Volkswagen Jetta, 1998 Volkswagen Jetta, and 1997 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.
The clutch vacuum vent valve switch -F36- signal provides the Diesel Direct Fuel Injection (DFI) Engine Control Module (ECM) with information about clutch engagement. This signal is used to provide smoother disengaging and engaging, and to prevent the engine racing when cruise control is in use.