Mercedes-Benz GLA 180 Owner's Manual page 75

Driving safety systems
72
brakes are applied again, the brake lamps light
up continuously. The hazard warning lamps
switch off automatically if you travel faster than
10 km/h. You can also switch off the hazard
warning lamps using the hazard warning button
( page 118).
Y
®
ESP (Electronic Stability Program)
General notes
i
Observe the "Important safety notes" sec-
tion ( page 68).
Y
®
ESP monitors driving stability and traction, i.e.
power transmission between the tyres and the
road surface.
®
If ESP detects that the vehicle is deviating from
the direction desired by the driver, one or more
wheels are braked to stabilise the vehicle. The
engine output is also modified to keep the vehi-
cle on the desired course within physical limits.
®
ESP assists the driver when pulling away on
wet or slippery roads. ESP
the vehicle during braking.
ETS/4ETS (Electronic Traction System)
i
Observe the "Important safety notes" sec-
tion ( page 68).
Y
ETS traction control is part of ESP
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, e.g. if
the road surface is slippery on one side. In addi-
tion, more drive torque is transferred to the
wheel or wheels with traction.
Traction control remains active if you deactivate
®
ESP .
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 68).
Y
®
can also stabilise
®
. On vehicles
®
.
page 192).
Y
G
WARNING
®
If ESP is malfunctioning, ESP
stabilise the vehicle. In addition, other driving
safety systems are switched off. This increa-
ses 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 329).
Y
®
If the å ESP OFF warning lamp lights up
®
continuously, ESP is deactivated.
®
If the ÷ ESP warning lamp and the å
warning lamp are lit continuously, ESP
available due to a malfunction.
Read the information on warning lamps
( page 269) and display messages that may be
Y
shown in the instrument cluster (
Use only wheels with the recommended tyre
sizes. Only then will ESP
Characteristics of ESP
General information
If the ÷ ESP warning lamp goes out before
you begin the journey, ESP
active.
®
If ESP intervenes, the ÷ ESP
flashes on the instrument cluster.
®
If ESP intervenes:
Do not deactivate ESP
X
stances.
When pulling away, depress the accelerator
X
pedal only as far as is necessary.
Adapt your driving style to suit the prevailing
X
road and weather conditions.
ECO start/stop function
The ECO start/stop function switches the
engine off automatically if the vehicle stops
moving. When pulling away again, the engine
starts automatically. ESP
ously selected status. Example: if ESP
deactivated before the engine was switched off,
®
ESP remains deactivated when the engine is
switched on again.
®
is unable to
®
checked at a
®
®
is not
page 235).
Y
®
function properly.
®
®
is automatically
®
warning lamp
®
under any circum-
®
remains in its previ-
®
was