Today I’m going to use the Xhorse VVDI Prog & VVDI Key Tool Plus to program 2004 Mercedes Benz C240 when all keys lost on bench. I took out the EIS to program key in a fast way. Tools A Mercedes 209 EIS Xhorse VVDI Prog Xhorse VVDI Key Tool Plus Pad W211(ST12) EIS /EZS Adapter A Benz Smart Key There are W209/211 ZGW and W209/211(HC12) adapter in my box, but I won’t be reading it as a 209. Instead I’ll read it as 211, different variations of this 209. So what I’m going to use is the W211(ST12) adapter. Install EIS on W211(ST12) adapter, connect it with VVDI Prog & computer. Let’s start: Read & Save EIS Data via VVDIProg Start VVDI Prog software, select correct info on right side options, click EEPROM >> Read >> Operation success Verify >> Check success >> Save FLASH >> Read >> Operation success Verify >> Check success >> Save Everything was good, save EEPROM & FLASH file s...