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Tesla App Code Hints at Cabin Camera Identity Check for Full Self-Driving Activation

Tesla may soon require drivers to verify their identity using the in-car cabin camera before enabling Full Self-Driving (FSD), according to new findings in the latest Tesla iOS app update. Code strings discovered in version 4.58.5 suggest that FSD access could be restricted to authorized profiles, adding a new layer of security and access control.

Cabin Camera Identity Verification Revealed in App Code

The discovery comes from a de-compilation of Tesla’s iOS app version 4.58.5, built on June 27, and shared by the account @Tesla_App_iOS. The code includes references to ‘fsdIdentityCheckFailedTitle’ and ‘showFsdIdentityCheckFailedDialog’, which describe a process where the cabin camera checks the driver’s identity before allowing FSD to activate.

If the system cannot confirm that the person behind the wheel matches an authorized profile, FSD would be blocked and a failure message would appear in the app. This feature is not yet live and would require a corresponding vehicle firmware update to function.

How Tesla’s Cabin Camera Has Evolved

Tesla first introduced cabin-camera driver monitoring in 2021, gradually expanding its capabilities to track driver attention, drowsiness, and head position. Since FSD v12.4 in 2024, the cabin camera above the rearview mirror has served as the primary monitor for detecting whether the driver is attentive, replacing earlier reliance on steering-wheel torque.

The proposed identity check would go beyond attention monitoring by verifying if the specific driver is permitted to use FSD, acting as a permission gate rather than just a safety reminder.

Interior view of a Tesla dashboard, featuring a large touchscreen display and steering wheel.
Source: autonocion.com

Technical and Practical Considerations

Tesla’s cabin camera uses a standard RGB sensor, not the infrared depth-mapping technology found in some biometric systems. This means the identity check could be less robust than systems like Apple’s Face ID, and it may share the same limitations as Tesla’s current attention monitoring—such as being disabled in poor lighting or when the camera is obstructed.

According to Tesla’s owner’s manual, attention monitoring can be ineffective if the driver wears sunglasses, a hat, or if the camera is covered.

Competitor Comparison

Other automakers, such as Volvo and BYD, have also implemented advanced driver monitoring systems in their latest vehicles. Volvo’s systems often use infrared cameras for more reliable attention and identity checks, while BYD has focused on integrating driver monitoring with broader safety features. Tesla’s approach, relying on a standard RGB camera, differs in both technology and application.

Regional Availability

The identity verification feature has not been officially released and is not yet available in any market. Tesla’s FSD subscription model is currently offered in select regions, and any new security features would likely roll out first in North America before expanding to other markets.

Why this matters

Tying FSD activation to driver identity could help Tesla control access to its subscription-based features, particularly in shared, rental, or fleet vehicles. This would prevent unauthorized users, such as unapproved drivers or teens, from enabling advanced driver-assistance functions without permission.

The move also reflects Tesla’s ongoing efforts to enhance both safety and account security, especially as the company navigates a competitive and rapidly evolving global EV market. In 2024, Tesla’s global sales declined by 8.6% year-on-year, even as the overall electric vehicle market grew.

What this means for buyers

Tesla owners and prospective buyers should be aware that future FSD features may require identity verification, potentially affecting how the system is used in multi-driver households or shared vehicles. Buyers considering FSD subscriptions should stay informed about upcoming software updates and regional availability.

Those interested in advanced driver monitoring may also want to compare Tesla’s approach with competitors that use more sophisticated biometric systems.

Related coverage from The Electric Viking

For more on driver monitoring and EV technology, see Volvo XC70 PHEV road‑tested in China, global model bound for 70+ markets.

Key Specs

  • App Version: 4.58.5 (iOS)
  • Build Date: June 27, 2026
  • Cabin Camera Type: Standard RGB sensor
  • First Cabin Camera Monitoring: 2021
  • Primary Driver Monitoring (FSD): Since FSD v12.4 (2024)
  • FSD Sales Model: Subscription

Source

Images sourced from: electrek.co, autonocion.com

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Jack Evans

Jack writes for The Electric Viking, tracking the brands, models, and trends driving the shift to electric. Particularly interested in how legacy automakers are adapting to a Chinese-led EV market.

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