Mercedes-Benz GLB 2023 Operator's Manual page 191

% If you depress the accelerator pedal beyond
the setting of the Active Distance Assist
DISTRONIC, the system is switched to passive
mode. The ç Suspended message will
appear on the instrument display.
Display on the speedometer
The stored speed is highlighted on the speedome-
ter. If the speed of the vehicle in front or the
speed adjustment for the route event ahead is
less than the stored speed, the segments in the
speedometer light up. The instrument display
shows the deactivation of Active Distance Assist
DISTRONIC, as well as alterations to the speed
due to manual or automatic adoption of the maxi-
mum permissible speed.
System limits
The system may be impaired or may not function
in the following situations,for example:
In snow, rain, fog, heavy spray, if there is glare,
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in direct sunlight or in greatly varying ambient
light.
If there is swirling dust, e.g. when driving off-
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road or on sandy surfaces.
The windshield in the area of the camera is
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dirty, fogged up, damaged or covered.
If the radar sensors are dirty or covered.
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In parking garages or on roads with steep
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uphill or downhill gradients.
If there are narrow vehicles in front, such as
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bicycles or motorcycles.
In addition, on slippery roads, braking or acceler-
ating can cause one or several wheels to lose
traction and the vehicle could then skid.
Do not use Active Distance Assist DISTRONIC in
these situations.
& WARNING Risk of accident from accelera-
tion or braking by Active Distance Assist
DISTRONIC
Active Distance Assist DISTRONIC may accel-
erate or brake in the following cases, for
example:
If the vehicle pulls away using Active Dis-
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tance Assist DISTRONIC.
Driving and parking 189
If the stored speed is called up and is con-
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siderably faster or slower than the cur-
rently driven speed.
If Active Distance Assist DISTRONIC no
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longer detects a vehicle in front or does
not react to relevant objects.
Always carefully observe the traffic con-
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ditions and be ready to brake at all
times.
Take into account the traffic situation
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before calling up the stored speed.
& WARNING Risk of accident due to insuffi-
cient deceleration by Active Distance
Assist DISTRONIC
Active Distance Assist DISTRONIC brakes your
vehicle with up to 50% of the possible deceler-
ation. If this deceleration is not sufficient,
Active Distance Assist DISTRONIC alerts you
with a visual and acoustic warning.
Adjust your speed and maintain a suita-
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ble distance from the vehicle in front.