MyTeslaMate
RCM family

RCM_a008_powerSupplyInternal

Not Available

What does the RCM_a008_powerSupplyInternal alert mean?

RCM_a008_powerSupplyInternal

What you'll see in your Tesla

  • Not Available

What triggers it

The restraint control module has detected the loss of a power supply.

When it clears

The restraint control module no longer detects the loss of a power supply.

Potential impact

The restraint system may not function as designed.

Affected models

Model 3 2017-2023 Model Y

Track your Tesla's alerts automatically

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.