A condition affecting left daytime running light (DRL) functionality has been detected - the left daytime running light may be degraded or disabled.
<0.01% (Extremely rare)
Left daytime running light malfunction detected
Inspect light function - Schedule service if needed
Left daytime running light (DRL) may be partially or fully disabled
A condition affecting left daytime running light (DRL) functionality has been detected - the left daytime running light may be degraded or disabled.
An internal condition with the daytime running light (DRL) LEDs or the headlamp ECU's LED driver is detected.
Clears when the headlamp is powered off or reset (example: sleep, FW update, or manual power cycle). Note: If the condition persists, the alert will continue to set each time the DRL is used, until the underlying condition is resolved.
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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