MyTeslaMate
RADC family

RADC_a045_vehicleStateErr

Not Available

What does the RADC_a045_vehicleStateErr alert mean?

A condition prevents successful CANRX (CAN message received) for the vehicle state message, relating to a checksum, a counter, or an out-of-bounds signal value.

What you'll see in your Tesla

  • Not Available

What triggers it

The vehicle state message sent from the driver assistance system (DAS) Electronic Control Unit (ECU) to the radar controller (RADC) ECU is not as expected / as required for the radar to be enabled.

When it clears

Messages are received as expected by the radar controller (RADC) Electronic Control Unit (ECU).

Potential impact

Radar function will be disabled.

Affected models

Cybertruck Model 3 2017-2023 Model 3 2024+ Model S 2021+ Model X 2021+ Model Y Model Y 2025+

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.