BMW 7 Series Owner's Manual page 359

The following circumstances can have a nega-
tive effect on the performance of the battery:
▷ Frequent short-distance drives.
▷ Stationary periods of more than one month.
Safety information
NOTICE
Battery chargers that charge the vehicle bat-
tery via sockets or cigarette lighters in the
vehicle may overload or damage the 12 V
electrical system. There is a risk of damage
to property, among other potential damage.
Only connect battery chargers for the vehicle
battery to the jump-start terminals in the en-
gine compartment.
Charging the battery
Charge the battery only when the engine is off
and via the jump-start terminals in the engine
compartment.
With Mild Hybrid technology: charge the bat-
tery only when the hood is opened.
Additional information:
Jump-start terminals, refer to page 364.
Power interruption
After a power interruption, some equipment
needs to be newly initialized or individual set-
tings updated, for example:
▷ Parking brake, refer to page 140.
▷ With Memory function: store the positions
again.
▷ Time: update.
▷ Date: update.
Deep sleep mode
Use deep sleep mode for long stationary peri-
ods.
Additional information:
Replacing components
Online Edition for Part no. 01405A5EA63 - VI/22
Idle state, refer to page
Mild Hybrid technology
Principle
Part of the Mild Hybrid technology is a battery
that works with a voltage of 48 volts. Mild Hy-
brid technology can lower the fuel consump-
tion.
Safety information
DANGER
Contact with live components can lead to an
electric shock. There is a risk of injury or dan-
ger to life. Do not touch any components that
are under voltage.
General information
The battery for mild hybrid technology is lo-
cated below the cargo area floor.
Notice
Do not exchange or work on the battery for the
Mild Hybrid technology.
Disposing of old batteries
Have old batteries disposed of by an
authorized 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.
Fuses
General information
The fuses are located at different places in the
vehicle.
MOBILITY
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