MyTeslaMate
CP family

CP_w077_invalidMacAddress

Not Available

What does the CP_w077_invalidMacAddress alert mean?

The charge port (CP) electronic control unit (ECU) detects an invalid MAC address.

What you'll see in your Tesla

  • Not Available

What triggers it

The CP ECU detects that the MAC address is invalid.

When it clears

The CP ECU detects that the MAC address is valid.

Potential impact

Combined charging system (CCS) DC charging may not start.

Affected models

Model S 2012-2020 Model X 2015-2020

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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.