Swapping from 2.0sdi to 2.0tdi

[Mk5sdit2tdi]

Hi my name is baillie work for vw taking on a swap as a private job only used to working on the brand new and max 5 year old stuff want some advise on what I will need to swap over have a whole doner car so have everything any help much appreciate

I assume is engine wiring loom
Ecu
Gateway module anything else ?