Veeder-Root Tachograf help needed

[karcsi32]

I have Ford Transit in this Veeder-Root Tachograf , and read 93c66 eepron , and how to change the km ? , what program calculate new km ? Sorry my bad English.

[ukge4122]

You need tachograph programmer to do this, its roughly 2000 EUR for it. Its a hand held device.

[karcsi32]

i have one Transit i have,and i dont need 2000 eur for the programmer ,and upa usb why change the hex for work ?