how to program Benz W204 all keys lost with Launch X431 IMMO plus or IMMO Elite. www.obdii365.com/wholesale/la... You will need X-prog 3 programmer (come in default) mcu3 adapter as well.
X431/ X PROG3,THIS SCANNER IS GOOD, BUT THE PROBLEM GUYS, THE MANUAL AND INSTRUCTIONS INCOMPLETE, IF YOU SEND A FEEDBACK,THEY WILL TILL YOU YOU WATCH YOU TUBE. IF YOU BY THIS SCANNER, YOU MUST LEARN FIRST. BECAUSE IF YOU FOLLOW THE INSTRUCTIONS, YOU WILL NOT SOLVE THE PROBLEMS OF THE VEHICLE,