MyTeslaMate
PPB family

PPB_a010_tractorApplySolenoidFault

Parking brake functions degraded

What does the PPB_a010_tractorApplySolenoidFault alert mean?

Tractor solenoid apply pin/wire short detected.

What you'll see in your Tesla

  • Parking brake functions degraded
  • Parking brake may not apply or release

What triggers it

Short detected on the tractor solenoid apply line

When it clears

Short is removed

Potential impact

Not able to apply and release tractor park brakes

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.