Tesla Full Self-Driving (FSD) v14.3.3 introduces a revamped driver monitoring system. After earlier versions relaxed the requirements, the update is set to hold drivers more accountable from June 3.
Improved Attention Detection
According to the release notes, the update aims to tighten driver monitoring. Tests showed that the system now responds more quickly to inattention.
Technical Details
The following table summarizes the differences between versions:
Practical Test
Our test on the highway showed: With brief distraction, a warning tone sounds after 5 seconds. With prolonged inattention, the autopilot is deactivated. The system also reliably detects phone usage.
Outlook
Tesla continuously improves driver monitoring. For Europe, this version is relevant as it forms the basis for EU approval. More in Tesla FSD (Supervised): EU-Wide Approval Meets Resistance.
Also read: Tesla Improves Driver Monitoring with FSD Update 2026.14.6.7 and First EU Approval: Tesla Activates "Full Self-Driving (Supervised)" in the Netherlands.