MyTeslaMate
PPB family

PPB_a018_canInterlockFault

Not Available

What does the PPB_a018_canInterlockFault alert mean?

One of the interlocks required for PPB to Unpark is errored or invalid.

What you'll see in your Tesla

  • Not Available

What triggers it

One of the interlock sources over CAN is being reported by PPB as error or invalid

When it clears

Interlock CAN source is recovered

Potential impact

Unpark is not allowed

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.