5. Troubleshooting
5.1 Troubleshooting procedure
1. Try to find a solution for the problem with the aid of the information in this document.
2. If you cannot find a solution for the problem, contact your local representative of the manufacturer.
Refer to section 1.12.
5.2 Troubleshooting table
Problem
Possible cause
Possible solution
The touchscreen is black and it
does not light up when you
touch it.
There is a problem with the AC
input power supply.
1. De-energize the EVSE.
Refer to section 4.6.
2. Energize the EVSE. Refer
The touchscreen is white and it
does not show any message.
The EVSE is in continuous
operation for more than 24
hours.
1. De-energize the EVSE.
Refer to section 4.6.
2. Energize the EVSE. Refer to
section 4.5.
The touchscreen shows this
message: Unable to lock the
connector.
The EV charge cable is not
connected correctly to the EV.
Connect the EV charge cable
to the EV correctly.
You are not authorized for the
charge session.
Make sure that you have
authorization to charge the EV.
The touchscreen shows this
message: Unable to unlock the
connector from car.
A dangerous voltage is present
on the EV charge cable.
1. Wait 5 minutes.
2. Start the charge session
again. Refer to section
4.4.2.
The touchscreen shows this
message: Insulation detection
error.
There is an insulation problem
on the EV or the EVSE.
1. Try another EVSE to charge
the EV.
2. Contact your local
representative of the
manufacturer. Refer to
section 1.12.
The touchscreen shows this
message: The vehicle
misbehaved.
There is a communication
problem between the EV and
the EVSE.
Contact your local
representative of the
manufacturer. Refer to section
1.12.
28
