BMW X7 2023 Owner's Manual page 382

MOBILITY
Registering the battery to the
vehicle
The vehicle manufacturer recommends hav-
ing an authorized service center or another
qualified service center or repair shop register
the vehicle battery to the vehicle after the bat-
tery has been changed. Once the battery has
been registered again, all comfort features will
be available without limitation and any Check
Control messages displayed which relate to
comfort features will disappear.
Charging the battery
General information
Make sure that the battery is always suffi-
ciently charged to guarantee that the battery
remains usable for its full service life.
A discharged battery is indicated by a
red indicator light.
Charge the battery when acceleration is insuffi-
cient.
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
Warning
Battery chargers that charge the vehicle bat-
tery via sockets or cigarette lighters in the ve-
hicle may overload or damage the 12 V elec-
trical system. There is a risk of injury or risk
of damage to property. Only connect battery
chargers for the vehicle battery to the jump-
start terminals in the engine compartment.
382
Replacing components
Online Edition for Part no. 01405A7B198 - II/23
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 388.
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 139.
▷ 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:
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.
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