Test Platform Cable for BMW FEM & BDC by WWW.AUTO-CHIPS.COM You can connect the dashboard, FEM & BDC, key on the bench to detect FEM & BDC in good condition or not. No need to test them on the car, very convenient and efficient. Also supports locksmiths to match FEM & BDC key or reset KM on the bench. Comes with START button and switch status indicator, so doesn't need extra START/STOP switch and dashboard, and the dashboard connector is reserved. More information: https://www.auto-chips.com/bmwfembdc_p0199.html