CP family
CP_w071_exiDecodeFailure
Not Available
What does the CP_w071_exiDecodeFailure alert mean?
The charge port (CP) electronic control unit (ECU) is unable to read the received Combined Charging System (CCS) vehicle to grid (V2G) messages.
What you'll see in your Tesla
- Not Available
What triggers it
The CP ECU is unable to read the expected V2G messages.
When it clears
Clears automatically when the vehicle sleeps or the CP ECU is reset.
Potential impact
CCS charging may not start or may be interrupted.
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.