Bosch ME7.8.8 — online firmware checksum recalculation. Compatible vehicles: Baic, Boom Trikes, Brilliance, Faw. Upload MOD and ORI — result in a second, preview is free.
The plugin is already selected. Upload your MOD and ORI firmware — you'll get the result in a second.
Bosch ME7.8.8 — after a calibration edit the firmware checksum must be recalculated, otherwise the unit may reject the file.
This unit is found on бензиновых vehicles Baic, Boom Trikes, Brilliance, Faw, Great Wall Motors (2008–2019) — a total of 6 models, among them Baic Senova D20, Boom Trikes Mustang, Brilliance Frv, Faw Bestune X80, Great Wall Motors Hover 6, Great Wall Motors Voleex C50.
Recalculation is needed after any calibration edit — Stage 1, Stage 2, Stage 3, Pop & Bang / decat, Launch control, Speed limiter off, OPF/GPF off, Lambda off, DTC removal, Cold start fix: the checksum no longer matches, and the ECU throws an error or refuses the firmware.
Upload the modified file (MOD) and the original (ORI) — the tool compares them, finds the affected regions and recalculates only the required checksums, leaving the rest of the calibration untouched. The result is ready in a second and free; downloading the fixed .bin requires registration in the portal.
Other checksum plugins from the same manufacturer — open any of them to recalculate the checksum.