Mercedes-Benz S-Class Saloon W223 2021 Owner's Manual page 347

Differences between the Mercedes-Benz emergency call system and the 112 emergency call system (EU eCall)
Mercedes-Benz emergency call system
The Mercedes-Benz emergency call system is permanently logged in to
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the mobile phone network.
Automatic and manual Mercedes-Benz emergency calls are transmitted
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to a Mercedes-Benz emergency call centre.
In the event that the emergency call centre of the Mercedes-Benz emer-
gency call system cannot be reached (e.g. due to a lack of network cov-
erage), the 112 emergency call is carried out automatically.
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The 112 emergency call system (EU eCall) in
your vehicle meets the delegated regulation
EU 2017/79. Proper and full functionality of
the 112 emergency call system (EU eCall)
depends on circumstances beyond the influ-
ence of Mercedes-Benz AG. This includes
mobile network coverage and the technical
infrastructure of the public reception centres
in the respective countries.
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Please observe that in the event of a repair
genuine Mercedes-Benz batteries must be
used which have been certified pursuant to
the delegated regulation EU 2017/79 (Appen-
112 emergency call system (EU eCall)
If you decide on the 112 emergency call system (EU eCall) only, then the
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system only logs in to the mobile phone network after the triggering of a
manual or automatic emergency call.
The 112 emergency call system (EU eCall) transmits automatic and
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manual emergency calls directly to public coordination centres.
dix I). Other manufacturers are also permitted
provided their batteries are certified accord-
ing to the delegated regulation EU 2017/79.
There is the option of deactivating the Mercedes-
Benz emergency call system and using only the
112 emergency call system (EU eCall). Contact
address for carrying out deactivation of the
Mercedes-Benz emergency call system are the
local dealers.
P223 0288 02
MBUX multimedia system 345
Mercedes-Benz recommends the activation of the
Mercedes-Benz emergency call system for the fol-
lowing reasons:
In emergency situations when abroad, you can
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also get support in a language you speak.
Several transmission technologies are used to
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accelerate the transfer of the accident data
and improve reliability of the transmission.
The Mercedes-Benz emergency call system is
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permanently logged in to the mobile phone
network, which ensures faster placement of