MyTeslaMate
EPAS3P family

EPAS3P_a142_vcsecCntError

Not Available

What does the EPAS3P_a142_vcsecCntError alert mean?

Controller Area Network (CAN) message received from the vehicle security controller (VCSEC) electronic control unit (ECU) has an invalid counter value, indicating an error in data integrity has been detected.

What you'll see in your Tesla

  • Not Available

What triggers it

CAN message counter received from the VCSEC ECU does not increment as expected.

When it clears

CAN message counter received from the VCSEC ECU increments as expected.

Potential impact

The VCSEC to Electronic Power-Assisted Steering (EPAS) interface is interrupted. Tire-based steering tuning may be affected.

Affected models

Model S 2021+ Model X 2021+

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.