Mercedes-Benz GLA Series Operator's Manual page 165

Active Speed Limit Assist ( page 178)
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Active Steering Assist ( page 179)
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Active Emergency Stop Assist (
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Hill Start Assist ( page 182)
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HOLD function ( page 182)
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Start-off assist ( page 183)
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Parking Assist PARKTRONIC (
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Rear view camera ( page 189)
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Surround view camera ( page 191)
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Active Parking Assist ( page 194)
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ATTENTION ASSIST ( page 199)
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Blind Spot Assist and Active Blind Spot Assist
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with exit warning ( page 201)
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Active Lane Keeping Assist (
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2 This function is country-dependent and only available in conjunction with the Driving Assistance Package.
1 This function includes subfunctions which are only available in conjunction with the Driving Assistance Package.
3 This function includes subfunctions which are only available in conjunction with the Driving Assistance Package or only available depending on the country.
Function of ABS
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The Anti-lock Brake System (ABS) regulates the
brake pressure in critical driving situations:
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page 181)
During braking, e.g. at full brake application
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or insufficient tire traction, the wheels are
prevented from locking.
Vehicle steerability while braking is ensured.
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page 184)
If ABS intervenes when braking, you will feel a
pulsing in the brake pedal. The pulsating brake
pedal can be an indication of hazardous road
conditions and can serve as a reminder to take
extra care while driving.
Functions of Off-road ABS
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Off-road ABS is activated automatically when
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page 203)
you select the F drive program.
Driving and parking 163
Off-road ABS is specially adapted for driving off-
road:
The front wheels lock cyclically during brak‐
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ing.
The braking distance is shortened due to the
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digging-in effect.
System limits
Off-road ABS functions at speeds below
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25 mph (40 km/h).
If Off-road ABS intervenes, the ability to steer
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may be restricted.
Function of BAS
The Brake Assist System (BAS) supports your
emergency braking situation with additional
brake force.