MyTeslaMate
VCTRAILER family

VCTRAILER_a103_CP_MIA

Not Available

What does the VCTRAILER_a103_CP_MIA alert mean?

One or more of the messages the vehicle controller receives periodically from the charge port (CP) electronic control unit (ECU) is not received, indicating the CP ECU may be unavailable (MIA).

What you'll see in your Tesla

  • Not Available

What triggers it

The vehicle controller does not receive one or more of the expected messages from the CP ECU within the expected time frame.

When it clears

The vehicle controller starts receiving the expected messages from the CP ECU.

Potential impact

Charging may not start or may be interrupted unexpectedly.

Affected models

Cybertruck

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.