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471Riding
ABS anti-lock braking
system
ABS prevents the wheels from
locking on braking, making a
major contribution to road
safety.
Lifting up the rear wheel
With strong adhesion between
the tyres and the road, the
front wheel locks either very
late or not at all when the
brakes are applied hard.
Accordingly, the ABS control
only has to intervene very late
or not at all. In this case, the
rear wheel can lift up, which
can lead to the motorcycle
rolling over. Heavy braking can cause
the rear wheel to rise.
Bear in mind that the ABS
control is unable to prevent
the rear wheel from lifting up in
every instance.c
Residual braking function
With the ignition switched off,
during the self-diagnosis and
in the event of a fault in the
BMW Integral ABS, the brake
circuits concerned only have
the residual braking function.
The residual braking function
is the braking power without
the hydraulic servo assistance
of the BMW Integral ABS.
Under these circumstances,
therefore, you must apply con-
siderably higher pressure to
the brake levers in question in
order to apply the brakes, and
lever travel is longer. When the residual braking function is
active, the ABS function is
unavailable in the brake sys-
tem in question. When the
residual braking function is
active, the integral braking
function is partially or entirely
unavailable.
Without the ABS func-
tion, the wheels may lock
under braking; without braking
power assistance, considera-
bly greater force is required to
brake.
Brake carefully and safely.
Avoid braking sharply. Have
the fault remedied as soon as
possible by a specialist work-
shop, preferably an authorised
BMW motorcycle dealer.c
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Riding472
As the residual braking
function means that the
lever travel before the brake
pressure is built up can be
longer, we recommend that
you set a larger lever travel at
the handbrake lever (
b 36).c
In the case of residual
braking function in both
brake circuits, no pump noise
can be heard when the brake
lever is operated.c
Page 75 of 162
573Accessories
General instructions ..................... 74
Power socket................................. 74
Luggage system ............................ 77
Breakdown assistance kit
for tubeless tyres .......................... 82
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Accessories574
General instructionsBMW recommends the use of
parts and accessories for your
motorcycle that are approved
by BMW for this purpose. Your
authorised BMW motorcycle
dealer is the correct contact
for original BMW parts and
accessories, as well as other
products approved by BMW
and appropriate, qualified
advice.
These parts and products
have been tested by BMW for
safety, function and suitability.
BMW accepts product liability
for these products. BMW
cannot accept liability for any
non-approved parts or
accessories. BMW cannot assess
each non-BMW product
to determine whether it can be
used on BMW motorcycles
without any safety risk. This
guarantee is also not given in
the event that a country-spe-
cific official authorisation has
been provided. Tests con-
ducted by these bodies can-
not always make provision for
all operating conditions expe-
rienced by BMW motorcycles
and, consequently, they are
not sufficient in some circum-
stances.
Use only parts and accesso-
ries approved by BMW for your
motorcycle.cWhenever you are planning
such modifications, comply
with all the legal requirements.
The motorcycle must not in-
fringe national road-vehicle
construction and use regula-
tions.
Power socketConnectionPower socket1 provides a
voltage of 12 V and can carry a
maximum load of 5 A.
Page 77 of 162
575Accessories
If the battery voltage is too low
and/or the maximum permissi-
ble load is exceeded, the
power socket is automatically
deactivated.Operating auxiliary
devicesAuxiliary devices can only be
started up with the ignition
switched on. The auxiliary
device remains operational if
the ignition is subsequently
switched off. Approx.
15 minutes after switching off
the ignition and/or during the
restart operation, the on-
board socket is switched off to
take the load off the vehicle
electrical system.
WiringThe cables from the power
socket to the auxiliary device
must be routed in such a way
that they:
– do not impede the rider
– do not restrict or obstruct
the steering angle and
handling characteristics
– cannot be trapped
Improperly routed cables
can impede the rider.
Route the cables as described
above.c
Page 78 of 162
Page 79 of 162

577Accessories
Luggage systemCorrect loading
Overloading and uneven
loading can adversely
affect the riding stability of
your motorcycle.
Do not exceed the permissible
gross weight and permissible
wheel loads (
b 137). Observe
the following information on
loading.c
• Adapt the settings for spring
preload (
b 47), damping
(
b 44, 46) and tyre pressure
(b 126) to the gross weight.
• Ensure that the case vol-
umes on the left and right are
equal.
• Ensure that the weight is
equally distributed on the left
and right.• Pack heavy items of luggage
downwards and inwards.
• Load the left-hand and
right-hand cases
OA with a
maximum of 8 kg each.
• Load the tank rucksack with
a maximum of 5 kg.
Release leversThere is a release lever on the
left and right of each case
lock.
The grey lever with the inscrip-
tion OPEN is used to open and
close the cases.
The black lever with the
inscription RELEASE is used
to remove and attach the
cases.
Key positionsCases locked and secured • Lock in direction of travel.
» Case locked.
»Case secured.
» Key can be removed.
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Accessories578
Cases not locked and
secured • Turn the lock on the right-
hand case by 90°
anticlockwise.
• Turn the lock on the left-
hand case by 90° clockwise.
» Case can be opened.
»Case secured.
»Key can be removed.Case unsecured
• Turn the lock on the right-
hand case by 45° clockwise.
• Turn the lock on the
left-hand case by 45°
anticlockwise.
» Cases locked.
» Cases can be removed.
» Key cannot be removed.
Opening the cases • Turn the case lock to the
position "case unlocked".
• Pull the grey release lever
upwards.