Key positions, Starting the engine, Driving and parking – Mercedes-Benz 2012 B Class User Manual

Page 137: Driving

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Do not switch off the ignition while driving.

G

WARNING

If the parking brake has not been fully
released when driving, the parking brake can:

R

overheat and cause a fire

R

lose its hold function.

There is a risk of fire and an accident. Release
the parking brake fully before driving off.

!

Warm up the engine quickly. Do not use

the engine's full performance until it has
reached operating temperature.
Only shift the automatic transmission to
the desired drive position when the vehicle
is stationary.
Where possible, avoid spinning the drive
wheels when pulling away on slippery
roads. You could otherwise damage the
drive train.

Key positions

g

To remove the SmartKey
(shift the transmission to position

P)

1

Power supply for some consumers, such
as the windshield wipers

2

Ignition (power supply for all consumers)
and drive position

3

To start the engine

i

The SmartKey can be turned in the

ignition lock even if it is not the correct
SmartKey for the vehicle. The ignition is not
switched on. The engine cannot be started.

Starting the engine

Important safety notes

G

WARNING

Combustion engines emit poisonous exhaust
gases such as carbon monoxide. Inhaling
these exhaust gases leads to poisoning. There
is a risk of fatal injury. Therefore never leave
the engine running in enclosed spaces
without sufficient ventilation.

G

WARNING

Flammable materials introduced through
environmental influence or by animals can
ignite if in contact with the exhaust system or
parts of the engine that heat up. There is a risk
of fire.
Carry out regular checks to make sure that
there are no flammable foreign materials in
the engine compartment or in the exhaust
system.

!

Do not depress the accelerator pedal

when starting the engine.

i

During a cold start, the engine runs at

higher speeds to enable the catalytic
converter to reach its operating
temperature. The sound of the engine may
change during this time.

Automatic transmission

X

Shift the transmission to position

P.

Transmission position display

P is shown in

the multifunction display.

i

When the transmission is in position

N,

you can also start the engine with the brake
pedal depressed.

Starting procedure

X

Turn the SmartKey to position

3 in the

ignition lock (

Y

page 135) and release it as

soon as the engine is running.

Driving

135

Driving and parking

Z

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