MyTeslaMate
PM family

PM_a077_canDataBusE

Not Available

What does the PM_a077_canDataBusE alert mean?

Pedal Monitor Warning: Secondary CAN Integrity Check Failed.

What you'll see in your Tesla

  • Not Available

What triggers it

This condiiton is set when CAN communication from an offending ECU is intermittent, or fails a communication integrity check on the primary CAN bus.

When it clears

This alert will clear when CAN communication is re-established with the offending ECU.

Potential impact

No immediate impact, may lead to indicating an MIA condition for the offending ECU if sustained.

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.