CP family
CP_a045_lostCommsVCSEC
Not Available
What does the CP_a045_lostCommsVCSEC alert mean?
The charge port (CP) electronic control unit (ECU) loses communication with the vehicle security controller (VCSEC).
What you'll see in your Tesla
- Not Available
What triggers it
The CP ECU does not receive all of the expected controller area network (CAN) messages from the VCSEC.
When it clears
The CP ECU receives all of the expected controller area network (CAN) messages from the VCSEC.
Potential impact
The charge port does not unlock.
Affected models
Cybertruck
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
Semitruck
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