Characteristics - Mercedes-Benz 2016 GLA Operator's Manual

Always pay careful attention to the traffic sit-
uation and be ready to brake.
Due to the nature of the system, particularly
complicated but non-critical driving condi-
tions may also cause Brake Assist to inter-
vene.
If adaptive Brake Assist is not available due to
a malfunction in the radar sensor system, the
brake system remains available with full
brake boosting effect and BAS.
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ESP (Electronic Stability Program)
General notes
i Observe the "Important safety notes" sec-
tion ( page 65).
Y
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ESP monitors driving stability and traction,
i.e. power transmission between the tires and
the road surface.
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If ESP detects that the vehicle is deviating
from the direction desired by the driver, one
or more wheels are braked to stabilize the
vehicle. The engine output is also modified to
keep the vehicle on the desired course within
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physical limits. ESP
pulling away on wet or slippery roads. ESP
can also stabilize the vehicle during braking.
ETS/4ETS (Electronic Traction System)
i
Observe the "Important safety notes" sec-
tion ( page 65).
Y
ETS traction control is part of ESP
cles with 4MATIC, 4ETS is part of ESP
Traction control brakes the drive wheels indi-
vidually if they spin. This enables you to pull
away and accelerate on slippery surfaces, for
example if the road surface is slippery on one
side. In addition, more drive torque is trans-
ferred to the wheel or wheels with traction.
Traction control remains active, even if you
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deactivate ESP .
assists the driver when
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. On vehi-
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.
Driving safety systems
Off-road 4ETS (Electronic Traction Sys-
tem)
A 4ETS system specifically suited to off-road
terrain is activated automatically once the off-
road program is activated (
Important safety notes
i
Observe the "Important safety notes" sec-
tion ( page 65).
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G WARNING
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If ESP is malfunctioning, ESP
stabilize the vehicle. Additionally, further driv-
ing safety systems are deactivated. This
increases the risk of skidding and an accident.
Drive on carefully. Have ESP
qualified specialist workshop.
Vehicles without 4MATIC: when towing
your vehicle with the front axle raised, it is
important that you observe the notes on ESP
( page 335).
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If the å ESP
continuously, ESP
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If the ÷ ESP
warning lamp are lit continuously, ESP
available due to a malfunction.
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Observe the information on warning lamps
( page 271) and display messages which
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may be shown in the instrument cluster
( page 236).
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Only use wheels with the recommended tire
sizes. Only then will ESP
Characteristics of ESP
General information
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If the ÷ ESP
before beginning the journey, ESP
matically active.
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If ESP intervenes, the ÷ ESP
lamp flashes in the instrument cluster.
page 199).
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is unable to
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checked at a
OFF warning lamp lights up
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is deactivated.
warning lamp and the å
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function properly.
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warning lamp goes out
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is auto-
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warning
69
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is not
Z