HVBATT family
HVBATT_a008_RcmCanCrashEvent
Not Available
What does the HVBATT_a008_RcmCanCrashEvent alert mean?
A crash event has occurred resulting in the deployment of one or more High Voltage (HV) system pyro fuses.
What you'll see in your Tesla
- Not Available
What triggers it
The Restraint Control Module (RCM) reports a crash over CAN while Emergency Notification Signal (ENS) tones are absent.
When it clears
Clears when the RCM is no longer reporting a crash over CAN or when ENS tones resume.
Potential impact
All pack pyro fuses will be deployed. The vehicle may not drive or charge.
Affected models
Cybertruck
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.