Mercedes-Benz GLB 2023 Operator's Manual page 157

In particular, remove trapped plant parts
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or other flammable material.
If there is damage, consult a qualified
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specialist workshop immediately.
When driving off-road, sand, mud and water or
water mixed with oil, etc., may get into the brakes.
This may lead to a reduction in braking effect or
even a total brake failure as a result of increased
wear. The braking characteristics will vary
depending on the material that has entered the
system. Clean the brakes after driving off-road. If
you then notice reduced braking effect or hear
scraping noises, have the brake system checked
at a qualified specialist workshop. Adapt your driv-
ing style to the changed braking characteristics.
* NOTE Damage caused by driving over
obstacles
The vehicle can be damaged by:
Driving onto high curbs or unpaved roads.
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Quickly driving over obstacles such as
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curbs, speed bumps or potholes.
Heavy objects hitting the underbody or
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chassis components.
Do not drive over obstacles that could
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damage the vehicle.
Check the vehicle regularly for damage
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during off-road driving.
Adjust the vehicle speed to suit the road
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surface conditions.
If there is damage, consult a qualified
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specialist workshop immediately.
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ENVIRONMENTAL NOTE Environmental
damage due to non-observance of prohibi-
tion signs
Environmental protection has priority. Treat
nature with respect.
Be sure to observe prohibition signs.
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The vehicle is designed for easily negotiable
and moderate off-road terrain. When driving
off-road, make sure there is sufficient ground
clearance.
Driving and parking 155
Checklist before driving off-road
Check the following points before driving off-road:
Fuel level
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Engine oil level: fill engine oil to the maximum
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level to ensure full gradeability (
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Tire-change tool kit and spare wheel
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Tires and wheels
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% Further information about special all-terrain
tires for retrofitting can be obtained from a
qualified specialist workshop.
Off-road driving
Read this section before driving your vehicle off-
road. Practice by driving over gentler off-road ter-
rain first.
Observe the notes on the cross-country ABS
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( page 179).
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Select the F ( page 160) drive program
/
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before driving off-road.
Always keep the engine running and in gear
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when driving on downhill gradients and slopes.
Observe the notes on driving in mountainous
terrain.
page 285)