CP family
CP_a075_v2gCommsFailure
Not Available
What does the CP_a075_v2gCommsFailure alert mean?
The charge port (CP) electronic control unit (ECU) does not receive the expected Combined Charging System (CCS) vehicle to grid (V2G) messages within the expected timeframe.
What you'll see in your Tesla
- Not Available
What triggers it
The CP ECU does not receive the expected V2G messages.
When it clears
Clears automatically.
Potential impact
CCS charging may not start or may be interrupted.
Affected models
Cybertruck
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
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.