TAS family
TAS_a340_vehicleMassUnknown
Vehicle will estimate load on next drive
What does the TAS_a340_vehicleMassUnknown alert mean?
The axle or vehicle mass was detected to exceed the limit, but is now unknown until next drive.
What you'll see in your Tesla
- Vehicle will estimate load on next drive
- Remove cargo to reduce vehicle load
What triggers it
The axle or vehicle mass was detected to exceed the limit, but is now unknown until next drive.
When it clears
The Tesla Air Suspension (TAS) electronic control unit (ECU) estimates the axle and vehicle mass.
Potential impact
The vehicle may be damaged if the vehicle is driven while the load exceeds capacity.
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.