To use the calculator, technicians must physically access the chip inside the dashboard. This requires a separate hardware hardware reader (such as UPA, Xprog, or Carprog) to pull the vehicle's raw binary data. This data is saved as a .BIN file. 2. Utilizing Online Calculator Services

Instead of running local software databases that require constant updates, many technicians use web-accessible file portals.

Delicate precision soldering tools are needed to temporarily remove the chips.

You upload the extracted .BIN file directly to a secure online portal.