MyTeslaMate
GTW family

GTW_w318_mcuUvProtActivated

Not Available

What does the GTW_w318_mcuUvProtActivated alert mean?

The vehicle Gateway (GTW) hardware detects an undervoltage and disables the Graphics Processing Unit (GPU) in order to allow the other low voltage (LV) systems to continue operating.

What you'll see in your Tesla

  • Not Available

What triggers it

The vehicle GTW detects an undervoltage condition when the vehicle was being driven.

When it clears

The vehicle is no longer being driven.

Potential impact

The GPU is turned off to allow the vehicle to continue driving.

Affected models

Cybertruck

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Alerts like this reach MyTeslaMate through your car's Tesla telemetry API. MyTeslaMate logs every alert your Tesla reports and turns it into readable history and real-time notifications — hosted TeslaMate with no server to run.