This tuning guide is good info about Bosch EDC15 for beginners. Some maps that are needed for good remap are missing. The guide is oriented to VAG TDI PD (unit injector) engines. The maps that are mentioned in the guide are only some of the maps needed for tuning Bosch EDC15 with common rail engines.
There are only 2 products to make the universe work properly - Duct tape and WD40. If it moves and it shouldn't - Duct tape. If it doesn’t move and it should - WD40. Everything else is just stuff.