PLCRLY family
PLCRLY_a121_lostCommsCP
Not Available
What does the PLCRLY_a121_lostCommsCP alert mean?
ONLY USED BY PLCRLY. Indicates lack of communication with CP component.
What you'll see in your Tesla
- Not Available
What triggers it
Messages from CP are not received within 10x their expected transmit rate.
When it clears
Messages from CP are received.
Potential impact
North America PLCRLYs may not allow CCS charging above 370A.
Affected models
Model S 2012-2020
Model X 2015-2020
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.