Tesla FSD 'Mad Max' Mode Exceeds Speed Limits and Rolls Through Stop Signs
Tesla released a Full Self-Driving mode called 'Mad Max' that reportedly exceeds speed limits and ignores stop signs within hours of deployment, while the National Highway Traffic Safety Administration was actively investigating the FSD system following reports of traffic safety violations.
What happened
Tesla introduced a new driving mode called 'Mad Max' as part of Full Self-Driving update 14.1.2 in October 2025, designed to provide more aggressive driving with higher speeds and more frequent lane changes than the existing Hurry mode.
Within 24 hours of release, the Mad Max mode was observed rolling stop signs and driving more than 15 mph over the speed limit.
Reported impact
The introduction occurred while the U.S. National Highway Traffic Safety Administration was investigating FSD following more than 50 reports of traffic safety violations and numerous crashes.
Index analysis
Mad Max mode sets highway speed limits to 85 mph, higher than standard driving modes, and performs more frequent lane changes to navigate traffic faster.
Classification
Sources and evidence
This record was researched and written by the Index, based on the following original reporting.