RADC-W039
RADC_w039_vehicleStateMIA
Also written as RADC_W039 / RADC W039 / RADC_w039_vehicleStateMIA / radc_w039_vehiclestatemia
Why does the exact Tesla alert ID matter?
Record the exact alert ID, including underscores, suffixes, and companion alerts. Tesla alerts that look similar can point to different modules, timestamps, and service procedures.
What does RADC-W039 mean?
Tesla warning code in the Radar Controller (RADC) module. This alert is set when the DAS_vehicleState message is not received. This error is cleared when the message is received. The radar has not received the DAS_vehicleState message from the Driver's Assistance System (DAS) Electronic Control Unit (ECU).
Original Description
This alert is set when the DAS_vehicleState message is not received. This error is cleared when the message is received. The radar has not received the DAS_vehicleState message from the Driver's Assistance System (DAS) Electronic Control Unit (ECU).
Affected Tesla Models
What You May Notice
- Radar Controller alert: This alert is set when the DAS_vehicleState message is not received. This error is cleared when the message is received.
- Camera or radar sensing notification on the touchscreen
- Autopilot or active safety feature greyed out
How to Diagnose and Resolve
- 1 Check cameras and sensors for obstructions
- 2 Reboot the vehicle
- 3 Update software via Controls > Software
- 4 Schedule service if issue persists
Severity Notes
RADC-W039 is a Warning in the Radar Controller system. Schedule service soon. Monitor your vehicle for additional warnings.