TAS family
TAS_a114_BMS_MIA
Not Available
What does the TAS_a114_BMS_MIA alert mean?
One or more of the messages the Tesla Air Suspension (TAS) electronic control unit (ECU) receives periodically from the Battery Management System (BMS) ECU is not received, indicating the BMS ECU may be unavailable (MIA).
What you'll see in your Tesla
- Not Available
What triggers it
One or more of the expected messages from the BMS ECU is not received.
When it clears
The TAS ECU starts receiving the expected messages from the BMS ECU.
Potential impact
Pressurizing the HV pack using air suspension reservoir maybe be limited or unavailable.
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.