Vag Tacho Interface Not Found -

In , right-click your interface > Properties > Port Settings > Advanced . Change the COM Port Number to COM1 or COM2 . Restart the VAG Tacho software and try to connect again. 3. Power and Connection

Whether you’re using a genuine tool or a common aftermarket USB-to-OBDII cable, the issue usually boils down to how your computer talks to the hardware. Here is a step-by-step guide to fixing the connection. 1. The Driver Dilemma (Most Common Fix) vag tacho interface not found