: Close E-Sys and reopen it. If done correctly, the "Target" box at the top of the connection window will now populate with all the chassis codes for your vehicle (e.g., F020 for 3/4 Series).
The Lite database has the CAFD (coding specifics) but not the SWE (flash data). This is normal for Lite, but E-Sys sometimes gets confused. Fix: In E-Sys, go to Coding → Read ECU . If the CAFD is missing, right-click the ECU and select Add CAFD . E-Sys will generate it from the Lite data. v42720 psdzdata lite download work
The final path should look like C:\Data\psdzdata\ . Inside this folder, you should see subfolders like swe , dist , and extvt . 4. Configuration in E-Sys Open E-Sys . Go to Options > Settings . : Close E-Sys and reopen it
Do not open E-Sys directly. Use the Launcher (e.g., Launcher PRO 2.8.0 for v42720). This is normal for Lite, but E-Sys sometimes gets confused