Driving tips
174
General notes
! There is a risk of damage to the vehicle if:
R the vehicle becomes stuck, e.g. on a high
H Environmental note
kerb or an unpaved road
Protection of the environment is of primary
R you drive too quickly over an obstacle, e.g.
importance. Treat nature with respect.
a kerb, slowing thresholds or a pothole in
the road
Observe all prohibiting signs.
R a heavy object strikes the underbody or
Read this section before driving your vehicle off-
parts of the chassis
road. Practise by driving over more gentle off-
Driving and parking
In situations like this, the body, underbody,
road terrain first.
chassis parts, wheels or tyres could be dam-
The following driving systems are specially
aged without the damage being visible. Com-
adapted to off-road driving:
ponents damaged in this way can unexpect-
edly fail or, in the case of an accident, no lon-
R Off-Road drive program (vehicles without Off-
ger withstand the strain they are designed to
Road Engineering package) ( Y page 226)
withstand.
R Off-Road and Off-Road Plus drive programs
If the underbody panelling is damaged, com-
(vehicles with Off-Road Engineering package)
bustible materials such as leaves, grass or
( Y page 227)
twigs can gather between the underbody and
R LOW RANGE off-road gear (vehicles with the
the underbody panelling. If these materials
Off-Road Engineering package)
come into contact with hot parts of the
( Y page 228)
exhaust system, they can catch fire.
R differential lock (vehicles with the Off-Road
In such situations, have the vehicle checked
Engineering package) ( Y page 227)
and repaired immediately at a qualified spe-
R off-road ABS ( Y page 71)
cialist workshop. If, on continuing your jour-
ney, you notice that driving safety is impaired,
R off-road 4ETS ( Y page 74)
stop the vehicle immediately, paying atten-
R off-road ESP ® ( Y page 76)
tion to road and traffic conditions. In such
R AIRMATIC package (vehicle level)
cases, consult a qualified specialist work-
( Y page 194)
shop.
R DSR (Downhill Speed Regulation)
When driving off-road, substances such as sand,
( Y page 225)
mud and water or water mixed with oil may get
Observe the following notes:
into the brakes. This may lead to a reduction in
R Stop the vehicle before driving off-road. If
braking performance or total brake failure as a
necessary, select the off-road program
result of increased wear. The braking charac-
( Y page 227) or shift to the LOW RANGE off-
teristics will vary depending on the substances
road gear ( Y page 228).
that get into the brakes. Clean the brakes after
driving off-road. If you notice grinding noises or
R Select a vehicle level suitable for the off-road
a reduction in braking performance, have the
terrain. To avoid damaging the vehicle, make
brake system checked at a qualified specialist
sure there is always sufficient ground clear-
workshop immediately. Adapt your driving style
ance.
to the altered braking characteristics.
R Make sure that items of luggage and loads are
Driving off-road increases the possibility of dam-
stowed safely and are well secured
age to the vehicle, which may cause assemblies
( Y page 318).
or systems to fail. Adapt your driving style to the
R Always keep the engine running and in gear
conditions of the terrain. Drive carefully. Have
when driving on a downhill gradient. Activate
vehicle damage rectified immediately at a quali-
DSR ( Y page 225).
fied specialist workshop.
R Drive slowly and smoothly, at walking pace if
Do not shift into transmission position N when
necessary.
driving off-road. You could lose control of the
R Ensure that the wheels are in contact with the
vehicle if you attempt to brake the vehicle using
ground at all times.
the service brake. If the gradient is too steep for
R Drive with extreme care on unknown off-road
your vehicle, back up in reverse gear.
routes where visibility is poor. For safety rea-