2022 MERCEDES-BENZ C-CLASS ESTATE Owners Manual

&
WARNING Risk of injur y or death when
additional restraint systems are not used
for persons with a smaller stature
Persons under 1.50 m tall cannot wear the
seat belt cor
rectly without a suitable addi-
tional restraint system. 
Always secure persons under 1.50 m tall
in a suit
able restraint system. &
WARNING Risk of injur
y or death due to
damaged or modiNed seat belts
Seat belts cannot provide protection in the fol-
lo
wing situations:
= the seat belt is damaged, has been modi-
Ned, is extremely dirty, bleached or dyed
= the seat belt buckle is damaged or
extremely dirty
= modiNcations have been made to the seat
belt tensioner, seat belt anchorage or seat
belt retractor
Seat belts may sustain non-visible damage in
an accident, e.g. due to glass splinters. ModiNed
or damag
ed seat belts could tear or
fail in the event of an accident, for example.
ModiNed seat belt tensioners could acciden-
tally trigger or fail to function as intended. 
Never modify the seat belt system, for
e

xample the seat belt, seat belt buckle,
seat belt tensioner, seat belt anchorage
and seat belt retractor. 
Make sure that the seat belts are undam-
ag

ed, not worn and clean. 
Always have the seat belts checked
immediat
ely aser an accident at a quali-
Ned specialist workshop. Mercedes-Benz recommends that you use seat
belts whic

h have been approved for your vehicle
by Mercedes-Benz. &
WARNING Risk of injur
y or death from
deployed pyrotechnic seat belt tensioners
Pyrotechnic seat belt tensioners that have
been deplo
yed are no longer operational and
are unable to perform their intended protec-
tive function. 
Therefore, have deployed pyrotechnic
seat belt t

ensioners immediately
replaced at a qualiNed specialist work-
shop. Mercedes-Benz recommends that you have the
v

ehicle towed to a qualiNed specialist workshop
aser an accident.
* NOTE Damag
e caused by trapping the
seat belt If an unused seat belt is not fully retracted, it
ma

y become trapped in the door or in the seat
mechanism. 
Always ensure that an unused seat belt
is full

y retracted. Fastening and adjusting seat belts
If the seat belt is pulled quickly or sharply, the
seat belt r
etractor locks. The seat belt strap can-
not be pulled out any further. 46
Occupant safety


Always engage seat belt tongue 1 of t he seat
belt into seat belt buckle 2 of the corre-
sponding seat. 
To adjust the seat belt height: pr
ess button 3
on the seat belt outlet and slide the seat belt
outlet to the desired position. 
To engage the seat belt outlet: r
elease button
3 and ensure that the seat belt outlet
engages. %
A seat belt can only provide the best level of
pr
otection if it is worn correctly. Observe the
notes on fastening the seat belt (  page 44).
* NOTE Deplo
yment of components of the
restraint system when the front passenger
seat is unoccupied and a seat belt is
buckled When the front passenger seat is unoccupied
and t
he seat belt tongue of the seat belt is
engaged in the seat belt buckle, components
of the restraint system may deploy unnecessa-
rily on the front passenger side, e.g. the seat
belt tensioner. 
Only buckle the seat belts as intended. %
Observe the notes on stowage areas
( pag

e 120).
Information on Ntting a child restraint system
and on children travelling in the vehicle can
be found in the "Children in the vehicle" sec-
tion ( page 62). Seat belt adjustment function
Vehicles with PRE-SAFE
n
: aser a fr
ont seat belt
has been fastened, the automatic seat belt adjust-
ment may apply a certain tightening force. Do not
hold the seat belt tightly while it is adjusting.
You can activate and deactivate the seat belt
adjustment function using the multimedia system
(  page 47). Activating/deactivating seat belt adjustment via
t
he multimedia system Multimedia system:
4 © 5
Settings 5
Vehicle
5 Occupant protection 
Activate or deactivate Belt adjustment. Releasing seat belts

Press the release button in the seat belt
buc
kle and guide the seat belt back with the
seat belt tongue. Occupant safety
47

Seat belt warning function for the driver and front
passeng er The

bol P indicat
es the installation location for cer-
tain airbags.
When enabled, an airbag can provide additional
protection for the respective vehicle occupant.
Potential protection provided by each airbag: = Knee airbag: thigh, knee and lower leg
= Driver's airbag, front passenger airbag: head
and ribcage
= Window airbag: head
= Side airbag: ribcage, also pelvis for front seat
occupants
= Centre airbag: head and ribcage
Information on child restraint systems on the front
passenger seat &
WARNING Risk of injur
y or death if the co-
driver airbag is enabled
If the co-driver airbag is enabled, a child on
t
he co-driver seat may be struck by the co-
driver airbag during an accident. NEVER use a rearward-facing child restraint
sy

stem on a seat with an ENABLED FRONT
AIRBAG; DEATH or SERIOUS INJURY to the
CHILD can occur. When
Ntting a c
hild restraint system to the front
passenger seat, observe the vehicle-speciNc infor-
mation ( page 74). Also, always observe the
notes on rearward-facing or forward-facing child
restraint systems on the front passenger seat
(  page 73).
Information on automatic front passenger airbag
shutoM
The front passenger airbag can only be deployed
in an accident if the PASSENGER AIR BAG OFF
indicator lamp is oM. If the front passenger seat is
occupied, make sure, both before and during the
journey, that the status of the front passenger air-
bag is correct ( page 53). *
NOTE Deplo
yment of components of the
restraint system when the front passenger
seat is unoccupied In an accident, the components of the
r
estraint system may deploy unnecessarily on
the front passenger side if:
= There are heavy objects on the front
passenger seat.
= The seat belt tongue is engaged in the seat
belt buckle of the front passenger seat and
the front passenger seat is unoccupied. 
Stow objects in a suitable place. 
Only one person should use each seat
belt at an
y one time. Depending on the detected accident situation, the
windo
w airbag on the front passenger side may
deploy. The airbag is deployed regardless of
whether the front passenger seat is occupied.
Information on the centre airbag
When triggered, the centre airbag deploys
between the front seats. Do not stow any objects
in the deployment area of the centre airbag. Occupant safety
49

Protection provided by the airbags
Depending on the accident situation, an airbag
ma
y supplement the protection oMered by a cor-
rectly fastened seat belt. &
WARNING Risk of injur
y or death due to
an incorrect seat position
If you deviate from the correct seat position,
t
he airbag cannot perform its intended protec-
tive function.
Each vehicle occupant must make sure of the
following:
= Fasten seat belts correctly. Pregnant
women must take particular care to ensure
that the lap belt never lies across the
abdomen.
= Adopt the correct seat position and keep
as far away as possible from the airbags.
= Observe the following information. 
Always make sure that there are no
objects be
tween the airbag and vehicle
occupant. To avoid the risks resulting from the deployment
of an airbag, eac

h vehicle occupant must observe
the following information in particular:
= Before starting your journey, adjust your seat
correctly; the driver's seat and front
passenger seat should be moved as far back
as possible.
When doing so, always observe the informa-
tion on the correct driver's seat position
( page 103).
= Only hold the steering wheel by the steering
wheel rim. This allows the airbag to be fully
deployed.
= Always lean against the seat backrest when
the vehicle is in motion. Do not lean forwards
or against the door or side window. You may
otherwise be in the deployment area of the
airbags.
= The occupants must always keep their feet on
the Ooor. Do not put your feet on the cockpit,
for example. Your feet may otherwise be in the
deployment area of the airbag.
= If children are travelling in the vehicle, observe
the additional notes ( page 59). =
Alw ays stow and secure objects correctly.
Objects in the vehicle interior may prevent an air-
bag from functioning correctly. Each vehicle occu-
pant must always make sure of the following in
particular:
= There are no people, animals or objects
between the vehicle occupants and an airbag.
= There are no objects between the seat, door
and door pillar (B-pillar).
= There are no hard objects, e.g. coat hangers,
hanging on the grab handles or coat hooks.
= There are no accessories, such as mobile navi-
gation devices, mobile phones or cup holders,
within the deployment area of an airbag, e.g.
on the cockpit, on the door, on the side win-
dow or on the side trim.
In addition, no connecting cables, tensioning
straps or retaining straps must be routed or
attached to the vehicle within the deployment
area of an airbag. Always comply with the
accessory manufacturer's installation instruc-
tions and, in particular, the notes on suitable
places for installation. 50
Occupant safety

=
Ther e are no heavy, sharp-edged or fragile
objects in the pockets of your clothing. Store
such objects in a suitable place. Limitations of the protection provided by airbags
&
WARNING Risk of injur
y due to modiNca-
tions to the cover of an airbag
If you modify the cover of an airbag or aPx
objects suc
h as stickers to it, the airbag can
no longer function as intended. 
Never modify the cover of an airbag. 
Do not attach any objects to the cover. The installation location of an airbag is
identiNed
b
y the AIRBAG symbol ( page 48).
Objects in the deployment area of an airbag may
prevent the airbag from functioning correctly. &
WARNING Risk of injur
y from objects in
the deployment area of an airbag
Objects in the deployment area of an airbag
can hinder or pr
event the correct deployment
of the airbag.
The airbag may then deploy in an uncontrolled
manner and may even cause additional inju-
ries to the vehicle occupants by deploying.
This may be the case in particular if the airbag
is integrated into the seat. 
Always stow and secure objects cor-
r
ectly. 
Before commencing your journey, make
sur

e that no objects are stowed in the
deployment area of an airbag. Observe the notes on loading the vehicle
(
 pag

e 120). When triggered, the centre airbag
deploys between the front seats (  page 48). &
WARNING Risk of injur
y or death due to
the use of unsuitable seat covers
Due to unsuitable seat covers, the airbags
canno
t protect vehicle occupants as intended.
In addition, the operation of the automatic
front passenger airbag shutoM could be
restricted. 
You should only use seat covers that
ha

ve been approved for the correspond-
ing seats by Mercedes-Benz. &
WARNING Risk of injur
y due to malfunc-
tioning sensors in the door
The function of the airbags can be impaired
due t
o modiNcations or incorrect work per-
formed on the doors or door trim, or if the
doors are damaged. 
Never modify the doors or parts of the
door

s. 
Always have work on the doors or door
tr

im carried out at a qualiNed specialist
workshop. Occupant safety
51

&
WARNING Risk of injur y due to deployed
airbag
A deployed airbag no longer oMer
s any protec-
tion. 
Have the vehicle towed to a q
ualiNed
specialist workshop in order to have the
deployed airbag replaced. Have deployed airbags replaced immediately.
Status of the front passenger front airbag
Function of the automatic front passenger airbag
shut

oM
The automatic front passenger airbag shutoM is
able to detect whether the front passenger seat is
occupied by a person or a child restraint system.
The front passenger airbag is enabled or disabled
accordingly. &
WARNING Risk of injur
y or death due to
objects under the co-driver seat
Objects trapped under the co-driver seat can
int
erfere with the function of the automatic
co-driver airbag shutoM or damage the system. 
Do not store any objects under the co-
dr
iver seat. 
When the co-driver seat is occupied,
mak
e sure that no objects are trapped
under the co-driver seat. When Ntting
a c
hild restraint system to the front
passenger seat, observe the vehicle-speciNc infor-
mation (  page 74). Also, always observe the
notes on rearward-facing or forward-facing child
restraint systems on the front passenger seat
(  page 73).
A person on the front passenger seat must
observe the following information:
= Fasten seat belts correctly ( page 44).
= Sit in an almost upright seat position with their
back against the seat backrest. =
Sit wit
h their feet resting on the Ooor, if possi-
ble.
The front passenger airbag may otherwise be dis-
abled by mistake, for example, in the following sit-
uations:
= The front passenger transfers their weight by
supporting themselves on a vehicle armrest.
= The front passenger sits in such a way that
their weight is raised from the seat surface. &
WARNING Risk of injur
y or death due to a
disabled front passenger airbag
The front passenger airbag is disabled when
t
he PASSENGER AIR BAG OFF indicator lamp
is lit.
A person in the front passenger seat could
then, for example, come into contact with the
vehicle interior, especially if the person is sit-
ting too close to the cockpit. 52
Occupant safety

If the front passenger seat is occupied, always
ensur e that:
= the classiNcation of the person in the front
passenger seat is correct and the front
passenger airbag is enabled or disabled in
accordance with the person in the front
passenger seat.
= the front passenger seat has been moved
as far back as possible.
= the person is seated correctly. 
Both before and during the journey,
ensur

e that the status of the front
passenger airbag is correct. If the front passenger seat is occupied, the classi-
Ncation
of t

he person or child restraint system on
the front passenger seat takes place aser the
front passenger airbag shutoM self-test. The
PASSENGER AIR BAG indicator lamps display the
status of the front passenger airbag.
Always observe the notes on the function of the
PASSENGER AIR BAG indicator lamps
(  page 53). Function of the PASSENGER AIR BAG indicator
lam

ps Vehicles without automatic front passenger airbag
shut

oM have a special sticker aPxed to the side of
the cockpit on the front passenger side
(  page 73). Self-test of automatic front passenger airbag shut-
oM When t

he vehicle is switched on, a self-test is per-
formed during which the two PASSENGER AIR
BAG ON and OFF indicator lamps light up simulta-
neously.
The status of the front passenger airbag is dis-
played via the PASSENGER AIR BAG indicator
lamps aser the self-test:
= ON is lit: the front passenger airbag may
deploy during an accident.
The indicator lamp goes out aser 60 seconds.
= ON and OFF are not lit: the front passenger
airbag may deploy during an accident.
= OFF is lit: the front passenger airbag is disa-
bled. It will then not be deployed in the event
of an accident.
If the PASSENGER AIR BAG ON indicator lamp is
oM, only the PASSENGER AIR BAG OFF indicator
lamp shows the status of the front passenger air-
bag. The PASSENGER AIR BAG OFF indicator lamp
may be lit continuously or be oM. Occupant safety
53