MyTeslaMate
IDB family

IDB_a116_VCFRONTsensorsDLC

Not Available

What does the IDB_a116_VCFRONTsensorsDLC alert mean?

Vehicle Controller Front (VCFRONT) sensors message VCFRONT_sensors was not received or message length is incorrect.

What you'll see in your Tesla

  • Not Available

What triggers it

The Integrated Dynamic Brake (IDB) does not receive the VCFRONT_sensors Controller Area Network (CAN) message for longer than 10 seconds, or the IDB receives the VCFRONT_sensors CAN message with incorrect data length for longer than 10 seconds.

When it clears

VCFRONT_sensors is received with correct data length for 10 seconds.

Potential impact

There may be an issue with the transmitting Electronic Control Unit (ECU).

Affected models

Model Y 2025+

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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.