Emergency Spare Wheel - Mercedes-Benz A-Class Operator's Manual

414 Wheels and tires

Emergency spare wheel

Notes on the emergency spare wheel
& WARNING Risk of accident caused by
incorrect wheel and tire dimensions
The wheel or tire size and the tire type of the
emergency spare wheel or spare wheel and
the wheel to be replaced may differ. Mount‐
ing an emergency spare wheel/spare wheel
may severely impair the driving characteris‐
tics.
To prevent hazardous situations:
Adapt your driving style accordingly and
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drive carefully.
Never mount more than one emergency
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spare wheel or spare wheel that differs
in size.
Only use an emergency spare wheel or
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spare wheel of a different size briefly.
®
Do not switch off ESP .
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>Have the emergency spare wheel or
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spare wheel of a different size replaced
at the nearest qualified specialist work‐
shop. The new wheel must have the
correct dimensions.
Notes on removing an emergency spare wheel:
Before stowing the emergency spare wheel,
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make sure there is no air left in the tire.
If necessary, allow the air to escape.
To release air from the tire: remove the
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valve cap of the tire.
Press down the metal insert in the valve
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using a pointed object, e.g. a pen.
Screw the valve cap onto the valve.
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Stow the deflated emergency spare wheel in
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the emergency spare wheel bag in the cargo
compartment ( page 415).
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Notes on installing an emergency spare wheel:
Install the emergency spare wheel when it is
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deflated ( page 412).
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Inflate the emergency spare wheel after
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installing it ( page 415).
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The maximum permissible speed with an emer‐
gency spare wheel installed is 50 mph
(80 km/h).
Do not install the emergency spare wheel with
snow chains.
Replace the emergency spare wheel after six
years at the latest, regardless of wear.
% Vehicles with a tire pressure loss warn‐
ing system: If an emergency spare wheel is
installed the tire pressure loss warning sys‐
tem cannot function reliably. Only restart the
system again when the emergency spare
wheel has been replaced with a new wheel.
Be sure to also observe the following further
related subjects:
Notes on tire pressure ( page 388)
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Tire and Loading Information placard
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( page 393)
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Tire pressure table ( page 390)
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