Mercedes-Benz C-Class Coupe 2023 Operator's Manual page 351

Further information can be obtained at a quali ed
specialist workshop.
R R eplacing t eplacing the 12 V batt he 12 V battery ery
Observe the notes on the 12 V battery
#
( page 344).
/
Mercedes-Benz recommends that you have the
12 V battery replaced at a quali ed specialist
workshop, e.g. at an authorized Mercedes-Benz
Center.
Observe the following notes if you want to replace
the battery yourself:
Always replace a faulty battery with a battery
R
which meets the speci c vehicle require-
ments.
The vehicle is equipped with an AGM technol-
ogy battery (Absorbent Glass Mat) or a lith-
ium-ion battery. Full vehicle functionality is
only guaranteed with an AGM battery or lith-
ium-ion battery. For safety reasons, Mercedes-
Benz recommends that you only use batteries
which have been tested and approved for your
vehicle by Mercedes-Benz.
Carry over detachable parts, such as vent
R
hoses, elbow installing or terminal covers from
the battery being replaced.
Make sure that the vent hose is always con-
R
nected to the original opening on the side of
the battery.
Install any existing or supplied cell caps.
Otherwise, gases or battery acid could
escape.
Make sure that detachable parts are recon-
R
nected in the same way.
T T o o w st w star arting or to ting or towing away wing away
P P er ermitt mitted to ed towing met wing methods hods
* N N O O TE TE Damage from automatic braking
If one of the following functions is activated,
the vehicle brakes automatically in certain sit-
uations:
Active Brake Assist
R
Active Distance Assist DISTRONIC
R
Breakdown assistance 349
HOLD function
R
Active Parking Assist
R
To avoid damage to the vehicle, deactivate
these systems in the following or similar situa-
tions:
During towing
#
In a car wash
#
Mercedes-Benz recommends transporting your
vehicle in the case of a breakdown, rather than
towing it away.
For towing, use a tow rope or tow bar with both
axles on the ground. Do not use tow bar systems.
* N N O O TE TE Damage to the vehicle due to tow-
ing away incorrectly
Observe the instructions and notes on
#
towing away.
349