ChargingRead and observe
and on page 134 first.
Only charge the battery when the ignition and all consumers are switched off.Refer to the instructions of the charger manufacturer.
Charging
›
For vehicles withthe START-STOPsystem or auxiliary heater, connect the
terminal of the charger on the battery’s
pole, the
terminal of the charg-
er to the earth point of the engine » page 147.
›
For vehicles without the START-STOPsystem or auxiliary heating, connect
the charger terminals to the corresponding battery poles ( to
,
to
).
›
Plug the mains cable of the charger into the power socket and switch on the
device.
›
After charging has been successful: Switch off the charger and remove the
mains cable from the power socket.
›
Disconnect the terminals of the charger from the vehicle battery.
A charging current of 0.1 multiple of the total vehicle battery capacity (or low-
er) must be used until full charging is achieved.
WARNING■ When charging the vehicle battery, hydrogen is released - risk of explo-
sion. An explosion can be caused through sparking while unclamping or
loosening the cable plug.■
So-called“quick-charging” of the vehicle battery is dangerous and re-
quires a special charger and specialist knowledge. Therefore, have“Quick
loading” carried out by a specialist garage.
Disconnect/reconnect and change
Read and observe
and on page 134 first.
The new vehicle battery must have the same capacity, voltage, current and
size as the original battery.
We recommend you have the battery replaced by a specialist garage.
›
To disconnect , switch off the ignition and disconnect the negative terminal
first , then disconnect the positive terminal
.
›
When
reconnecting the battery, reconnect the positive terminal
first, then
connect the negative terminal .
After disconnecting and re-connecting the vehicle battery, the following func-
tions or devices are partially or completely inoperative.Function / deviceCommissioningWindows» page 53Time settings» page 38
CAUTION
■ Disconnect the battery only with the ignition and consumers turned off - risk
of damaging the electrical system of the vehicle.■
Before disconnecting the battery, close all the electric windows - otherwise
malfunctions of the window can occur.
■
Under no circumstances mix up the charging cables – risk of fire.
Note
After disconnecting and reconnecting the vehicle battery, we recommend hav-
ing the vehicle checked by a specialist to ensure that the full functionality of
the vehicle is guaranteed.135Inspecting and replenishing
