Tesla MODEL X Owner's Manual page 233

(CC_f008)
Unable to charge - Input voltage
too low
Voltage must be within Wall
Connector rating
What this alert means:
Over or under voltage protection.
What to do:
Consult your electrician to ensure appropriate voltage
on the circuit breaker that services the Wall Connector.
(CC_f009)
Unable to charge - Input wired
incorrectly
Input wiring to Wall Connector
must be corrected
What this alert means:
Input miswired: possibly Line and Neutral are swapped.
What to do:
The wiring between the wall power and the Wall
Connector has been incorrectly installed. Consult your
electrician.
(CC_f010)
Unable to charge - Wall Connector
issue
Wall Connector needs service
What this alert means:
Wall Connector hardware issue. Possible issues include:
1. Contactor not working
2. Self-test of internal ground fault monitoring circuit
failed
3. Thermal sensor disconnected
4. Other hardware component issues
What to do:
An internal issue was detected by the Wall Connector.
1. Try charging again by disconnecting the Wall
Connector from the vehicle and reconnecting.
Consumer Information
Troubleshooting Alerts
231