If the original site is down, the Wayback Machine (archive.org) may have a cached copy of the autronic.com download page from around 2012-2014. Search for https://web.archive.org/web/20140600000000/http://autronic.com/Downloads . You can then download the MistralSetup.exe or similar file.
: A dedicated LPG/CNG diagnostic interface (USB or RS232) compatible with Autronic systems. autronic mistral 2 software download
: If the software prompts for a firmware update (e.g., from version 23 to 44), ensure you have a backup of your settings, as some users report potential configuration resets during the update process. If the original site is down, the Wayback Machine (archive
Technical Documentation Team Date: 13 April 2026 If the original site is down
Read and clear error codes (DTCs) and perform functional tests on LPG system components.