To download the update software for our 92-1541 92-1547, 92-1548, 92-1551, and 92-1557 tools, click here. To download the update for our 92-1531 tool, click here. Once downloaded, simply follow the steps to keep your TPMS tool up-to-date with the latest TPMS software for domestic and import vehicles. Updates will continually be released throughout the year, so check back for updates after your software is loaded on your computer (PC only).