Hello
i not great knowledge but i do may way zf-6hp coding
1] cas back up with vvdi prog both eeprom & flash
2] do ista-45 donwngrade with avdi
3] do egs sync with avdi all success but car off , ews tempraing eror
4] but now egs & ecu sync ok
5] now write orignal back up with vvdi
6] all ok car in drive


thanks