The system needs to know battery size in order to make a good prognosis and ensure you receive the charge you want.
Clarification:
If the kWh value does not correspond to your vehicle’s, correct it as follows to receive the right charge:
1) Press the pen (located to the right of your entered vehicle)
2) Press > Further information
3) Enter the correct kWh on the rows > Battery kWh and Battery actual
4) Press save
5) Press save again