438 Technical Data; Notes On Technical Data; On-Board Electronics - Mercedes-Benz C-Class Saloon 2022 Owner's Manual

438 Technical data

Notes on technical data

* NOTE Mercedes-AMG vehicles
Observe the notes in the Supplement.
#
You could otherwise fail to recognise
dangers.
The technical data was determined in accordance
with EU Directives. The data stated only applies to
vehicles with standard equipment. You can obtain
further information from a Mercedes-Benz Service
Centre.
Only for certain countries: you can find vehicle-
specific vehicle data in the COC documents (CER-
TIFICATE OF CONFORMITY). These documents
are supplied when the vehicle is delivered.

On-board electronics

Notes on tampering with the engine electronics
* NOTE Premature wear through improper
maintenance
Improper maintenance may cause vehicle
components to wear more quickly and the
vehicle's operating permit may be invalidated.
Always have work on the engine elec-
#
tronics and related components carried
out at a qualified specialist workshop.
Two-way radios
▌Notes on fitting two-way radios
& WARNING Risk of accident due to
improper work on two-way radios
If two-way radios are manipulated or retrofit-
ted incorrectly, the electromagnetic radiation
from the two-way radios can interfere with the
vehicle electronics and jeopardise the operat-
ing safety of the vehicle.
You should have all work on electrical
#
and electronic components carried out
at a qualified specialist workshop.
& WARNING Risk of accident due to
improper operation of two-way radios
If you use two-way radios in the vehicle
improperly, their electromagnetic radiation
can disrupt the vehicle's electronics. This is
the case in the following situations, in particu-
lar:
The two-way radio is not connected to an
R
exterior aerial.
The exterior aerial is fitted incorrectly or is
R
not a low-reflection aerial.
This could jeopardise the operating safety of
the vehicle.
Have the low-reflection exterior aerial fit-
#
ted at a qualified specialist workshop.
When operating two-way radios in the
#
vehicle, always connect them to the low-
reflection exterior aerial.