SMART fortwo coupe Owner's Manual page 189

Problem
The indicator lamp on
the vehicle charging
socket does not light
up. The high-voltage
battery is not being
charged.
The charging cable
cannot be removed.
Possible causes/consequences and M Solutions
The vehicle is inactive.
X
Activate the vehicle by pressing the # button on the key and
lock it again.
The vehicle is in charging mode or has completed active charging.
X
Unlock the charging lock by pressing the # button on the key.
Charging process
187
Z