VCSEC_a302_unfused

Security Vehicle Controller (VCSEC) is using the factory key (unfused) rather than a production key (fused).

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

ODIN key pairing or remote commands may not work until the VCSEC is fused.

Description

Security Vehicle Controller (VCSEC) is using the factory key (unfused) rather than a production key (fused).

Cause

This alert is set on first boot when the VCSEC is unfused.

Clear condition

The VCSEC is detected as production-fused. Fusing can be completed via the PROC_VCSEC_X_SWITCH_ROOT_KEY routine.

Models

Cybertruck, Model 3 2017-2023, Model 3 2024+, Model S 2021+, Model X 2021+, Model Y, Model Y 2025+, Semitruck

Visibility

service-fix

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