EFUSE family
EFUSE_w005_CANTXError
Not Available
What does the EFUSE_w005_CANTXError alert mean?
An error has been detected with CAN transmission. Used by engineering to debug.
What you'll see in your Tesla
- Not Available
What triggers it
CAN configuration issues (invalid driver configuration), CAN driver issues (errors transmitting, queue full).
When it clears
Cleared when error conditions are no longer present.
Potential impact
Failure to send messages.
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.