09/2021
Page 29
User Manual Wallbox home, home plus,
home plus with charging socket and business
Error information
Error
Handling Method
Error light flash slowly
once and fast 6 times
Error light flash
slowly once and
fast 7 times
Error light flash
slowly once and
fast 8 times
Error light flash
slowly once and
fast 9 times
Error light flash
slowly twice and
fast once
Error light flash
slowly twice and
fast twice
Error light flash
slowly twice and
fast three times
Error light flash
slowly twice and
fast four times
Error light flash
slowly twice and
fast five times
Metering error
Leakage
protection
Output shortage
Output over
current
Electric vehicle
response
timeout
No diode
at EV end
Relay sticking
Leakage
detection circuit
error
Earth error
Error code 16:
• Power off and restart the device.
Error code 17:
• Check whether the charging adapter and
its cable are damaged or wet. Recover after
pulling out the adapter
Error code 18:
• Check whether the charging adapter and its
cables are damaged or wet.
Error code 19:
• Check whether the charging adapter is
correctly connected to the car, and check
whether the on-board charger is normal
Error code 21:
• Make sure that the charging adapter is
properly connected to the car, pull out and
retry, or the car is full charge.
Error code 22:
• This EV does not meet the IEC standards
and cannot be charged
Error code 23:
• The device is damaged and needs to be
returned to the factory for repair
Error code 24:
• The device is damaged and needs to be
returned to the factory for repair
Error code 25:
• Charging station is not grounded;
input power cable needs to be checked