Notes on removal
Observe the following notes on removing the ve‐
hicle battery:
▷ Park the vehicle and switch off consumers.
▷ First disconnect the power at the negative
terminal. Then disconnect the power at the
positive terminal.
Notes on installation
Observe the following notes on installing the ve‐
hicle battery:
▷ Remove any foreign bodies from the battery
holder.
▷ Only install the battery in the intended posi‐
tion in the vehicle.
▷ Keep the battery and vehicle connection con‐
tacts clean.
▷ First connect the power at the positive termi‐
nal. Then connect the power at the negative
terminal.
▷ Use the connections, connectors and covers
provided.
▷ Connect a hose to the gas outlet opening if
necessary.
Initial operation
The battery is operational. No special precau‐
tions are required for start-up.
Charging the battery
General
Ensure the battery is sufficiently charged to
guarantee the entire lifetime of the battery.
Charge the battery under the following situations:
▷ If the inspection glass on the top of the bat‐
tery is black.
▷ If there is insufficient starting power.
The following conditions can have a negative ef‐
fect on battery performance:
▷ Frequently driving short distances.
▷ If the vehicle is not used for a period of one
month or longer.
Safety note
NOTE
Battery chargers for the vehicle battery may
operate with high voltages and high currents
which can overload or damage the 12-volt on-
board network. There is a risk of material dam‐
age. Only connect battery chargers for the ve‐
hicle battery to the starting aid terminals in the
engine compartment.
Battery charger
Battery chargers developed especially for the ve‐
hicle and suitable for the on-board network can
be obtained from a Service Partner of the manu‐
facturer or another qualified Service Partner or a
specialist workshop.
Charging the battery
Only charge the battery via the starting aid termi‐
nals in the engine compartment and with the en‐
gine switched off.
For further information:
Starting aid terminals, see page 418.
Power failure
Following an electrical power failure, some
equipment will have to be reinitialised or individ‐
ual settings will need to be updated, for example:
▷ With memory function: save positions again.
▷ Time: update.
▷ Date: update.
▷ Glass sunroof: initialise system.
Storing the battery
Observe the following information on storing ve‐
hicle batteries:
▷ Store the battery in a cool and dry place.
Seite 409
Replacing parts
MOBILITY
409
Online Edition for Part no. 01405A1EA53 - X/20
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