It is a VW Golf Ecu 1.4Tsi 2013 with Bosch MED17.5.21 ECU.
Read/Write no problem with formulaflash.
Used the Immo off Function in the FormulaFlash Software with one click.
Checksum by Formula flash.
It’s a good tool for bench work only at the moment really.
Read and write times are ok.
Has good support for Bosch ECUs.