MyTeslaMate
VCSEC family

VCSEC_a257_connectedKeyIsExpiring

Update reservation

What does the VCSEC_a257_connectedKeyIsExpiring alert mean?

Connected Key is expiring. will be removed in 10mins. For informational purposes only

What you'll see in your Tesla

  • Update reservation
  • connected key is expiring

What triggers it

When a key is detected to be expiring in 10mins and it is currently connected to the vehicle

When it clears

When the key is removed or when the key has updated the reservation

Potential impact

Connected key may not be able to lock/unlock/authenticate drive

Affected models

Cybertruck Model 3 2017-2023 Model 3 2024+ Model S 2021+ Model X 2021+ Model Y Model Y 2025+

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.