MyTeslaMate
IDB family

IDB_a117_VCLEFTepbmStatusDLC

Not Available

What does the IDB_a117_VCLEFTepbmStatusDLC alert mean?

Vehicle Controller Left (VCLEFT) Electronic Parking Brake Monitor (EPBM) status message VCLEFT_epbmStatus 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 VCLEFT_epbmStatus Controller Area Network (CAN) message for longer than 100 milliseconds, or the IDB receives the VCLEFT_epbmStatus CAN message with incorrect data length for longer than 100 milliseconds.

When it clears

VCLEFT_epbmStatus is received with correct data length for 100 milliseconds.

Potential impact

Controlled Deceleration via Parking brake (CDP) may be unavailable. There may be an issue with the transmitting Electronic Control Unit (ECU). The vehicle should be driven with extreme caution.

Affected models

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.