How to Program EWS4 Key with AK90 or R270 Programmer
As titled, here obdii365.com introduces 2 methods to program BMW EWS4 (EWS4.3 & EWS4.4 transponder) using BMW EWS-4.3 & 4.4 IC adapter adapter without soldering. Method 1: Program EWS4 key with AK90+/AK91