VAG Tacho cables often need power from the car's OBDII port to be "seen" by the software. The Correct Sequence: Plug the cable into the Laptop USB . Plug the cable into the Car’s OBD port . Turn the Ignition to ON (dash lights on). Then open the VAG Tacho software.
error appears, ensure this library is present in that folder. COM Port Configuration vag tacho interface not found full
In Device Manager, go to the properties of the USB Serial Port, click , and change the COM Port Number if it is set higher. Check ftd2xx.dll File : VAG Tacho cables often need power from the