APP_w053_radcCommIssue
Not Available
What does the APP_w053_radcCommIssue alert mean?
The Autopilot electronic control unit (ECU) detects a condition affecting radar ECU communication.
What you'll see in your Tesla
- Not Available
What triggers it
The Autopilot ECU sets this alert when the radar ECU reports missing Controller Area Network (CAN) messages or invalid values of CAN messages. Alert log signal data should provide information on the specific messages affected and condition(s) detected.
When it clears
Depending on set condition, this alert should clear once the radar ECU's internal checks pass, indicating no further communication issues.
Potential impact
Traffic-Aware Cruise Control (TACC) is unavailable. Other Autopilot features may be limited or unavailable.
Affected models
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.