A discharged battery is indicated by a red
Charge the battery in the following situations:
▷ When the inspection glass on the top of the
battery is black.
▷ When the take-off performance is insufficient.
The following circumstances can have a negative
effect on the performance of the battery:
▷ Frequent short-distance drives.
▷ The vehicle is not used for more than a
Battery chargers for the vehicle battery can
work with high voltages and currents, which
means that the 12 volt electrical system can be
overloaded or damaged. There is a risk of dam‐
age to property. Only connect battery chargers
for the vehicle battery to the starting aid termi‐
nals in the engine compartment.
Charging the battery
Charge the battery only when the engine is off
and via the starting aid terminals, refer to
page 341, in the engine compartment.
After a power loss, some equipment needs to be
newly initialized or individual settings updated, for
▷ With Memory function: store the positions
▷ Time: update.
▷ Date: update.
▷ Glass sunroof: initialize the system.
Disposing of old batteries
Have old batteries disposed of by a deal‐
er’s service center or another qualified
service center or repair shop or take
them to a collection point.
Maintain the filled battery in an upright position
for transport and storage. Secure the battery so
that it does not tip over during transport.
The fuses are located at different places in the
Incorrect and repaired fuses can overload elec‐
trical lines and components. There is a risk of
fire. Never attempt to repair a blown fuse. Do
not replace a nonworking fuse with a substitute
of another color or amperage rating.
In the car's interior
The fuses are located in the car's interior in the
front passenger floor area behind a cover.
Loosen fasteners, arrows, and open cover.
The fuse box is located on the front right.
Online Edition for Part no. 01405A10E93 - VI/20