BMW Motorrad R 1250 GS Adventure 2022 Rider's Manual page 216

210 MAINTENANCE
BMW Motorrad has de-
veloped a trickle-charger
specially designed for com-
patibility with the electronics
of your motorcycle. Using this
charger, you can keep the bat-
tery charged during long pe-
riods when the motorcycle is
not being used without having
to disconnect the battery from
the motorcycle's onboard sys-
tems. Additional information
is available at your authorized
BMW Motorrad retailer.
Charging connected battery
ATTENTION
Charging the battery con-
nected to the vehicle using
the battery terminals
Damage to the motorcycle's
electronics
Disconnect the battery be-
fore charging on the battery
terminals.
ATTENTION
A fully discharged battery
must be charged via a
power socket or extra
socket.
Damage to vehicle electronics
A fully discharged battery
(battery voltage less than
12 V, indicator lights and
multifunction display re-
main off when ignition is
switched on) must always
be charged directly at the
poles of the disconnected
battery.
ATTENTION
Unsuitable chargers con-
nected to the power socket
Damage to charger and vehi-
cle electronics
Use suitable BMW chargers.
The correct charger is avail-
able through your authorized
BMW Motorrad retailer.
Charge connected battery via
onboard power socket.
The motorcycle's onboard
electronics know when
the battery is fully charged. The
onboard socket is switched off
when this happens.