MyTeslaMate
VCLEFTS family

VCLEFTS_a070_PPB_MIA

Park Brake Status Unknown - Fan brakes to park

What does the VCLEFTS_a070_PPB_MIA alert mean?

One or more of the expected CAN messages from the Pneumatic Parking Brake (PPB) were not received.

What you'll see in your Tesla

  • Park Brake Status Unknown - Fan brakes to park
  • Exiting and re-entering vehicle may restore operation

What triggers it

A message the local ECU expects to receive from the Pneumatic Parking Brake ECU (PPB) hasn't been received within the expected timeout or the drop rate is too high while the PPB is CAN active. The ECU is considered CAN active when VCLEFTS_vehGoToSleep is 0.

When it clears

All messages the local ECU expects to receive from the Pneumatic Parking Brake ECU (PPB) are being received or the PPB ECU is CAN inactive.

Potential impact

Vehicle parking brake functionality may be missing.

Affected models

Semitruck

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.