If you have a car that has an All Lost Keys situation for Model years 2006-2008 S Class 221 and CL 216, the current solution is to exchange the EIS with a reset unit.
We have good units reset and ready to be programmed. There is a refundable core charge of $150.00
Part number of the EIS is # 221-545-0708
Early EIS version are identified by the space distance of the rear connector location. Newer version are close together.