The vehicle has detected at least one electronic control unit (ECU) running a firmware (software) version that may not be compatible with the firmware installed on the rest of the vehicle. When this occurs, the vehicle controller blocks drive to make sure no vehicle functionality is limited or unavailable due to firmware. May occur after an unsuccessful or incomplete firmware update, and may be resolved through a successful firmware update.
<0.01% (Extremely rare)
Software update required
Unable to start vehicle
Vehicle is unable to drive until the firmware version mismatch is resolved, to make sure no vehicle functionality required for driving is limited or unavailable due to firmware.
The vehicle has detected at least one electronic control unit (ECU) running a firmware (software) version that may not be compatible with the firmware installed on the rest of the vehicle. When this occurs, the vehicle controller blocks drive to make sure no vehicle functionality is limited or unavailable due to firmware. May occur after an unsuccessful or incomplete firmware update, and may be resolved through a successful firmware update.
The vehicle detects at least one ECU required for drive functionality running a different firmware version than expected.
The vehicle no longer detects any ECU required for drive functionality running a different firmware version than expected.
Cybertruck, Model 3 2017-2023, Model 3 2024+, Model S 2021+, Model X 2021+, Model Y, Model Y 2025+
customer, service-fix
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