18
HIGH POWER WALL CONNECTOR INSTALLATION GUIDE
Troubleshooting
Observe the lights on the front of the High Power Wall Connector, then use the following table to
resolve a fault.
QUESTIONS?
Contact Tesla at 1-877-79-TESLA.
Green
Lights
Red
Light
What It Means
What To Do
Top light
on
Off
Power on. High Power Wall
Connector is powered, but
not charging.
Make sure the High Power Wall
Connector is plugged into the car.
Off
1 flash
Ground fault. Electrical
current is leaking through a
potentially unsafe path.
This should automatically reset in 15
minutes. If not, make sure nobody is
touching the car, then press the RESET
button.
Off
2 flashes
The High Power Wall
Connector did not pass its
internal self check.
Unplug the High Power Wall Connector
from the car and press the RESET
button. Plug the High Power Wall
Connector back into the car. If the error
persists, unplug the High Power Wall
Connector from the car, power off the
High Power Wall Connector, then power
it back on again before plugging it back
into the car.
Off
3 flashes
Contactor failed.
Unplug the High Power Wall Connector
from the car and wait 10 seconds. If the
error persists, contact Tesla.
Off
4 flashes
Ground lost.
Make sure the power outlet is properly
grounded. Make sure the hot and
neutral pins are wired properly. If
uncertain, ask your electrician.
Off
5 flashes
or more
The High Power Wall
Connector requires servicing.
Contact Tesla.
HPWC_Install_Guide.book Page 18 Wednesday, April 2, 2014 3:30 PM
