2021 MERCEDES-BENZ S-CLASS SALOON LONG Owners Manual

Displa
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y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
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Solutions
Cannot start vehicle See
Owner's Manual *T
hevehicle cann otbe star ted. #
Switch theve hicle o. and switch it back on #
Ifth e display message still appears, consult a quali/ed specialist workshop.
+
Top up coolant See Own-
er’s Manual *T
he coolant le vel is too lo w.
* N NO
OTE
TE Engine damage due toinsu1cient coolant #
Avoid long journe yswith insu1cient coolant. #
Add coolant (/ page 428). #
Have the engine cooling system checked at a quali/ed specialist workshop.
ÿ
Coolant Stop Switch off
the vehicle *T
he coolant is too hot. #
Stop immediately in accordance with the tra1c conditions and switch o. theve hicle. &
W WARNING
ARNING Risk of burns when opening the bonnet
If yo u open the bonnet in theev ent of an overheated engine or /re in the engine compartment, thefo llowing situa-
tions may occur:
R You may come into contact with hot gases.
R You may come into contact with other escaping hot operating 0uids. 526
526
Displ
aymessages and warning/indicator lamps

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Solutions #
Before opening the bonnet, allow the engine tocool down. #
Intheev ent of a /re in the engine compartment, keep the bonnet closed and call the /re service. #
Wait until the engine has cooled down. #
Make sure that the air supply tothera diator is not obstructed. #
Avoiding high loads on the engine, drive tothe nearest quali/ed specialist workshop. In doing so, ensu rethat the
coolant temp erature display remains below 120°C.
ÿ *T
here is a malfunction in the engine cooling system. #
Avoiding high loads on the engine, drive tothe nearest quali/ed specialist workshop. In doing so, ensu rethat the
coolant temp erature display remains below 120°C.
8
Reserve fuel level *T
he fuel supply has dropped into there ser verange. #
Refuel.
! Clean the fuel filter *V
Vehicles wit
ehicles wit h diesel engines:
h diesel engines: the fuel /lter is dirty or thewa ter in the fuel /lter needs tobe drained. #
Consult a quali/ed specialist workshop. Displ
aymessages and warning/indicator lamps
527
527

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ý
Replace air cleaner *V
Vehicles wit
ehicles wit h diesel engines:
h diesel engines: the engine air /lter is dirty and must be replaced. #
Consult a quali/ed specialist workshop. T
T
r
ransmission
ansmission Displa
Displa
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Solutions
Only select P when vehicle
is stationary *I
t is possible toselect the park position jonly if theve hicle is stationar y. #
Depress the brake pedal tostop. #
ShiT the transmission topark position jwhen theve hicle is stationar y.
Apply brake to deselect P
position *Y
ou ha veattem pted toshiT the transmission out of park position jand into ano ther transmission position. #
Depress the brake pedal. #
Select transmission position h,kor neutral i.
Apply brake and start vehi-
cle to shift out of P or N *Y
ou ha veattem pted toshiT the transmission out of park position jor neutral iand into ano ther transmission posi-
tion. #
Depress the brake pedal. #
Start theve hicle. 528 528
Displ
aymessages and warning/indicator lamps

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Solutions #
Change the transmission position.
Apply brake to engage D or
R *Y
ou ha veattem pted toselect transmission position hork. #
Depress the brake pedal. #
Select transmission position hork.
Apply brake to engage R *You ha veattem pted toselect transmission position k. #
Depress the brake pedal. #
Select transmission position k.
Apply parking brake to
park Visit workshop *A
malfunction has occur red in the emer gency po wer supply topark position j. #
Consult a quali/ed specialist workshop. #
Until then, alw ays select park position jmanually before you switch o. theve hicle. #
Before leaving theve hicle, apply the electric parking brake.
Risk of vehicle rolling away
Driver's door open Trans-
mission not in P *T
he driver's door is not fully closed and transmission position h,kor neutral iis selected.
The vehicle may rollawa y. #
Select pa rkposition jwhen switching o. theve hicle.
Risk of vehicle rolling away
Apply parking brake to park *T
he transmission is malfunctioning. Park position jcannot be selected. #
Park theve hicle safel y. #
Use the electric parking brake tosecure theve hicle against rollingaway. Display messages and
warning/indicator lamps
529 529

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Solutions #
Ongradients, turn the front wheels so that theve hicle will rollto wa rdsth eke rb if it starts moving.
Risk of vehicle rolling away
N activated manually No
automatic switch to P *W
hile theve hicle was at a standstill or driving at very low speed, neutral iwas engaged with the engine running or
th eve hicle switched on.
* N NOOTE
TE Damage totheve hicle due torolling away When
theve hicle is switched o. or the driver's door is opened, automatic engagement of park position jis deac-
tivated.
The vehicle may rollawa y. #
Beready tobrake. #
Do not lea vetheve hicle unat tended. #
Dep ress the brake pedal until theve hicle comes toa standstill. #
Engage park position jwhen theve hicle is stationary with the brake pedal depressed. #
Tocontinue driving with the brake pedal depressed, select transmission position hork.
N automatically activated
Please engage transmis-
sion position again *N
eutral iwas automatically engaged when theve hicle wasro lling or being driven.
% When you open the driver's door in neutral i, park positionjwill be engaged automaticall y. #
Depress the brake pedal until theve hicle comes toa standstill. #
Engage park position jwhen theve hicle is stationary with the brake pedal depressed. #
Tocontinue driving with the brake pedal depressed, select transmission position hork. 530 530
Display messages and
warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
Reversing not poss. Con-
sult workshop *T
he transmission is malfunctioning. It is not possible toselect transmission position k. #
Consult a quali/ed specialist workshop.
Transmission Malfunction
Stop *T
he transmission is malfunctioning. The transmission shiTs toneutral iautomaticall y. #
Stop theve hicle immediately in accordance with the tra1c conditions. #
Depress the brake pedal. #
Engage park position j. #
Consult a quali/ed specialist workshop.
Consult workshop without
changing the transmission
position *T
he transmission is malfunctioning. It is no lon ger possible tochange the transmission position. #
If transmission position his selected, consult a quali/ed specialist workshop and do not change the transmission
position. #
For all other transmission positions, park theve hicle safel y. #
Consult a quali/ed specialist workshop.
Drive malfunction Stop
Restart vehicle *T
he transmission is malfunctioning. #
Stop theve hicle immediately in accordance with the tra1c conditions. #
Restart theve hicle.
If th e display message still appears: #
Consult a quali/ed specialist workshop. Displ
aymessages and warning/indicator lamps
531 531

Displa
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es Possible causes/conseq
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Solutions
Drive malfunction Stop
Consult workshop *T
he transmission is malfunctioning. #
Stop theve hicle immediately in a safe location and do not continue driving. #
Consult a quali/ed specialist workshop.
Drive overheated. Drive on
with care *T
he transmission is overheating. When the display message is active, start-up and driving characteristics may be tem-
porarily impaired. #
Drive at low engine speed. #
Avoid sporty driving. #
Before pulling away on uphill gradients, let the transmission cool down until the display message disappears.
Auxiliary battery malfunc-
tion (white display message) *T
here is a malfunction in the auxiliary batter y. #
Consult a quali/ed specialist workshop. #
Until then, alw ays select park position jmanually before you switch o. theve hicle. #
Before leaving theve hicle, apply the electric parking brake.
Auxiliary battery malfunc-
tion (red display message) *T
here is a malfunction in the auxiliary batter y. #
Consult a quali/ed specialist workshop. #
Until then, alw ays select park position jmanually before you switch o. theve hicle. #
Before leaving theve hicle, apply the electric parking brake. 532 532
Display messages and
warning/indicator lamps

Br
Br
ak
ak es
es Displa
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y messag
y messag es P
es Possible causes/conseq
ossible causes/conseq uences and
uences andM
MSolutions
Solutions
!
Parking brake See Owner's
Manual *T
heyellow ! indicator lamp is lit. The electric parking brake is malfunctioning.
T T o apply
o apply :
: #
Switch theve hicle o. and switch it back on #
App lythe electric parking brake manually (/ page 264).
If it is not possible toapply the electric parking brake: #
Consult a quali/ed specialist workshop. #
Where necessar y,also secure the par kedve hicle against rolling away.
*T heyellow ! indicator lamp and there d! indicator lamp are lit. The electric parking brake is malfunctioning.
T
T o r
o r elease:
elease: #
Switch theve hicle o. and switch it back on #
Release the electric parking brake manually (/ page 264).
or #
Release the electric parking brake automatically (/ page 263).
If it is still not possible torelease the electric parking brake: #
Do not continue driving. Consult a quali/ed specialist workshop.
*T heyellow ! indicator lamp is lit and there d! indicator lamp is 0ashing. The electric parking brake is malfunc-
tioning. Display messages and
warning/indicator lamps
533
533