The vehicle gateway (GTW) detects the left LED matrix Headlamp Control Module (HCM3L) running a firmware version that may not be compatible with the firmware installed on the rest of the vehicle. May occur after an unsuccessful or incomplete vehicle firmware update, and may be resolved through a successful vehicle firmware update.
<0.01% (Extremely rare)
None displayed
Features depending on HCM3L functionality, including headlights and turn signals, may be limited or unavailable.
The vehicle gateway (GTW) detects the left LED matrix Headlamp Control Module (HCM3L) running a firmware version that may not be compatible with the firmware installed on the rest of the vehicle. May occur after an unsuccessful or incomplete vehicle firmware update, and may be resolved through a successful vehicle firmware update.
The GTW detects the HCM3L running a different firmware version than expected.
The GTW no longer detects the HCM3L 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+, Semitruck
service-fix
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