MyTeslaMate
FC family

FC_w262_GB_evseRxBufOvf

Not Available

What does the FC_w262_GB_evseRxBufOvf alert mean?

The Fast Charge (FC) Electronic Control Unit (ECU) has experienced a bus heavy condition. Messages sent by the Electric Vehicle Supply Equipment (EVSE) stay in queue or overflow, interrupting communication with the charging session.

What you'll see in your Tesla

  • Not Available

What triggers it

FC ECU detects a full or overflowing queue when attempting to receive messages from EVSE.

When it clears

FC ECU no longer detects a full or overflowing queue when receiving messages from EVSE. Enough space is allocated to send messages.

Potential impact

Charging session may not start or may become interrupted.

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.