so there is a risky to read out isn DME on bench ?? i have customer all key lost e70 x5 2008 i can't read out isn on car cuz have no working key so now i got send it to me DME & CAS so what step safety i can read out boot mode with hextag or autohex ??? i am also have vvdi prog and vvdi2 too think maybe can using this tool read out on bench , but i thought autohex & hextag the best for BMW tools why have much error & killed DME or too many connection CAS, DME able can updating DME before can read out isn ??