Autel G BOX3 Mercedes Benz & BMW Adapter For Autel Key Programmer IM508 IM608PRO IM508S IM608PROII (AUTEL) Keysense 2003 2004 Tourneo connect 1 2003 2004 Tourneo connect 1 344 g) UPC # 811490010581 IM508 and the new IM608PROII and IM508S Password Calculation Speed Faster All Keys Lost password calculations All Keys Lost password calculations are up to 8x faster Repeated Insertions Number of insertions and removals of W216 and W164 EISs after the year 2009 is reduced Eliminates the need for repeated insertions during the Mercedes Benz All Keys Lost process Programming Process Can be used in Boot Mode or Bench Method Can program Mercedes Benz All Keys Lost on the vehicle without removing the Electronic Ignition Switch (EIS) OBDII Extension Cable