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374 Emergency engine shut-down
Te ch n i c a l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar care Index
Emergency engine shut-down
If the engine can no longer be stopped using the
electronic key or the start-/stop button (vehicles with
KEYLESS-GO), the engine can be turned off by
withdrawing two fuses.
For easy removal of fuses use the fuse extractor
(supplied with vehicle tool kit) to pull out the fuses
marked on the fuse chart as “ENGINE EMERGENCY
OFF”.
The fuse chart is also located in the vehicle tool kit,
seepage341.
For fuses see page 331.Fuel filler flap, manual release
Remove the battery cover (see page 352) and the trim
inside the trunk on the right-hand side. Pull the release
knob (arrow) and open the fuel filler flap.
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375 Emergency operation of sliding/pop-up roof
Te ch n i c a l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar care Index Emergency operation of sliding/pop-up roof
The sliding /pop-up roof can be opened or closed
manually should an electrical malfunction occur.
The sliding /pop-up roof drive is located behind the lens
of the left interior overhead light.
Pry off the interior light lens (1) using a screwdriver.
Turn electronic key in starter switch to position 1 or 2.Obtain crank (2) (supplied with vehicle) and insert
through hole.
To slide roof closed or to raise the roof at the rear:
turn crank clockwise.
To slide the roof open or to lower the roof at the rear:
turn crank counterclockwise.
See page 188 for instructions on synchronizing the
sliding /pop-up roof after closing manually.
P77.00-2022-26
1
P77.00-2023-26
2
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376 Replacing wiper blades
Te ch n i c a l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar care Index
Replacing wiper blades
To prevent damage to the hood or the wipers, the wiper
arms should only be folde d forward while i n t he posi ti on
shown above.•Turn electronic key in starter switch to position 1.
•Turn combination switch to position I, see page 164.
•With wiper arms in position shown above, turn
electronic key in starter switch to position 0.
For safety reasons, remove electronic key from
starter switch before replacing a wiper blade,
otherwise the motor can suddenly turn on and cause
injury.
Notes:
Do not ope n en gin e hood wit h wip er arm folded forward .
Do not allow the wiper arm to contact the windshield
glass without a wiper blade inserted. The glass may be
scratched or broken.
Make certain that the wiper blades are properly
installed. An improperly installed wiper blade may
cause windshield damage.
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377 Replacing wiper blades
Te ch n i c a l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar care Index Removal:
Fold the wiper arm (1) forward and turn the wiper
blade (2) at a right-angle to wiper arm.
Remove wiper blade from wiper arm.Installation:
Install wiper blade onto the wiper arm by inserting
pin (4) into take-up (3).
Rotate wiper blade into position parallel to wiper arm.
P82.30-2089-26
4
1
2
3
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378 Roof rack
Te ch n i c a l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar care Index
Roof rackUse only those roof racks approved by Mercedes-Benz to
avoid damage to the vehicle. Follow manufacturer’s
installation instructions.
Only mount roof racks on the retrofitted mounting
points (see arrows).
Mounting a roof rack requires a one-time installation of
take-up points.
Note:
Please observe that the roof does not interfere with the
operation of the sliding / pop-up roof and that there is
sufficient clearance between the roof rack and the trunk
lid in the full open position.
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379 Contents - Vehicle care
Te ch n i c a l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar careIndex
Vehicle careCleaning and care of
the vehicle ..................................380
Power washer .............................. 381
Tar stains .....................................382
Paintwork, painted body
components .................................382
Engine cleaning ..........................382
Vehicle washing .........................382Ornamental moldings ............... 383
Headlamps, taillamps,
turn signal lenses ...................... 383
Cleaning the Distronic
system sensor ............................. 384
Cleaning the parktronic
system sensors ........................... 384
Wiper blades .............................. 385
Light alloy wheels ..................... 386
Instrument cluster ..................... 387Steering wheel and
gear selector lever ......................387
Cup holder ...................................387
Seat belts .....................................388
Headliner and shelf
below rear window .....................388
Leather upholstery .....................388
Hard plastic trim items .............388
Plastic and rubber parts ............388
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380 Cleaning and care of the vehicle
Te ch n i c a l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar careIndex
Cleaning and care of the vehicle
In operation, your vehicle is subjected to varying
external influences which, if gone unchecked, can
attack the paintwork as well as the underbody and
cause lasting damage.
Such damage is caused not only by extreme and varying
climatic conditions, but also by air polution, road salt,
tar, gravel and stone chipping. Grease and oil, fuel,
coolant, brake fluid, bird droppings, insects, tree resins
etc. should be removed immediately to avoid paint
damage. Frequent washing reduces and /or eliminates
the aggressiveness and potency of the above adverse
influences.More frequent washings are necessary to deal with
unfavorable conditions; for example, near the ocean, in
industrial areas (smoke, exhaust emissions), or during
winter operation.
You should check your vehicle from time to time for
stone chipping or other damage. Any damage should be
repaired as soon as possible to prevent the start of
corrosion.
In doing so, do not neglect the underside of the vehicle.
A prerequisite for a thorough check is a washing of the
underbody followed by a thorough inspection. Damaged
areas need to be reundercoated.
Your vehicle has been treated at the factory with a wax-
base rustproofing in the body cavities which will last for
the lifetime of the vehicle. Post-production treatment is
neither necessary nor recommended by Mercedes-Benz
because of the possibility of incompatibility between
materials used in the production process and others
applied later.
We have selected car-care products and compiled
recommendations which are specially matched to our
vehicles and which always reflect the latest technology.
You can obtain Mercedes-Benz approved car-care
products at your authorized Mercedes-Benz Center.
Wa r n i n g !
Many cleaning products can be hazardous. Some
are poisonous, others are flammable. Always follow
the instructions on the particular container.
Always open your vehicle’s doors or windows when
cleaning the inside.Never use fluids or solvents that are not designed
for cleaning your vehicle.
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381 Cleaning and care of the vehicle
Te ch n i c a l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar careIndex Scratches, corrosive deposits, corrosion or damage due
to negligent or incorrect care cannot always be removed
or repaired with the car-care products recommended
here. In such cases it is best to seek aid at your
authorized Mercedes-Benz Center.
The following topics deal with the cleaning and care of
your vehicle and give important “how-to” information as
well as references to Mercedes-Benz approved car-care
products.
Ad d ition al in fo rm atio n can be foun d in t he boo klet titled
“Vehicle Care Guide”.Power washer
When using a power washer for cleaning the vehicle
always observe manufacturer’s operating instructions.
Note:
Vehicles with KEYLESS-GO:
If a door handle is hit by a strong jet of water, and a
KEYLESS-GO-card is in close proximity, approx. 3 ft.
(approx. 1m), the vehicle could be inadvertently locked
or unlocked.
Caution!
Never use a round nozzle to power wash tires. The
intense jet of water can result in damage to the tire.
Always replace a damaged tire.
Always keep the jet of water moving across the surface.
Do not aim directly at electrical parts, electrical
connectors, seals, or other rubber parts.
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