Mercedes-Benz CLA Owner's Manual page 164

Securing the engine against starting before
carrying out maintenance or repair work:
switch on the hazard warning lights.
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or
unlock the doors.
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or
open a side window or the sliding sunroof.
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Running-in notes
Mercedes-AMG vehicles: observe the notes in
the Supplement. Otherwise, you may fail to rec‐
ognise dangers.
To preserve the engine during the first 1,500 km:
drive at varying road speeds and engine
R
speeds.
drive the vehicle in drive program A
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or ;.
change gear before the rev counter needle is
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Ô of the way to the red area of the rev coun‐
ter.
do not shift down a gear manually in order to
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brake.
avoid overstraining the vehicle, e.g. driving at
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full throttle.
vehicles with automatic transmission: do
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not depress the accelerator pedal beyond the
pressure point (kickdown).
only increase the engine speed gradually and
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accelerate the vehicle to full speed after
1,500 km.
This also applies when the engine or parts of the
drivetrain have been replaced.
Please also observe the following running-in
notes:
in certain driving and driving safety systems,
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the sensors adjust automatically while a cer‐
tain distance is being driven after the vehicle
has been delivered or after repairs. Full sys‐
tem effectiveness is not reached until the
end of this teach-in process.
brakepads, brake discs and tyres that are
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either new or have been replaced only ach‐
ieve optimum braking effect and grip after
several hundred kilometres of driving. Com‐
Driving and parking 161
pensate for the reduced braking effect by
applying greater force to the brake pedal.
Notes on driving
& WARNING Risk of accident due to
objects in the driver's footwell
Objects in the driver's footwell may impede
pedal travel or block a depressed pedal.
This jeopardises the operating and road
safety of the vehicle.
Stow all objects in the vehicle securely
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so that they cannot get into the driver's
footwell.
Always fit the floor mats securely and
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as prescribed in order to ensure that
there is always sufficient room for the
pedals.
Do not use loose floor mats and do not
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place floor mats on top of one another.