Mercedes-Benz V-Class 2021 Owner's Manual page 155

152 Driving and parking
* NOTE Contamination of the vehicle inte‐
rior due to AdBlue
After topping up, carefully close the
#
®
AdBlue refill container.
Avoid carrying AdBlue
#
permanently in the vehicle.
* NOTE Overfilling the AdBlue
the vehicle standing at an angle
®
The AdBlue tank can only be filled as inten‐
ded when the vehicle is parked on a level sur‐
face. This way, variations in the filling amount
are avoided.
When filling the reservoir when the vehicle is
standing at an angle, there is a risk of overfill‐
ing. This may damage exhaust gas aftertreat‐
ment components.
Park the vehicle on a level surface to fill
#
®
the AdBlue tank.
Requirements
The auxiliary heating is switched off.
R
The ignition is switched off.
R
The front left-hand door is open.
R
The following messages that appear in succes‐
sion in the multifunction display indicate that you
need to refill the AdBlue
Refill AdBlue See Owner's Manual
R
®
The AdBlue tank has dropped to the reserve
level.
Refill AdBlue Emer. oper. in XXX km See Own-
R
er's Manual
®
The low AdBlue level will result in limited
performance after the remaining distance dis‐
played has been driven. Top up AdBlue
quickly as possible.
Emergency operation: 20 km/h No start in
R
XXX km See Operating Instructions
The vehicle speed is limited to approximately
20 km/h. You will only be able to drive the
vehicle the distance shown. Subsequently, it
will no longer be possible to start the engine.
Refill AdBlue Engine start not possible
R
The vehicle can no longer be started.
You can also have the AdBlue
®
AdBlue range displayed (
®
leakage
®
refill containers
®
tank due to
®
tank:
®
as
®
fill level and the
page 151).
/
®
Opening the AdBlue
Open the front door on the left-hand side and
#
fold out filler flap 1.
Close all vehicle doors to prevent ammonia
#
vapours from entering the vehicle interior.
®
Turn blue AdBlue
#
and remove it.
Fuel filler cap 3 for the fuel remains closed.
Refuelling with a refill canister
Example
Unscrew the cap on AdBlue
#
1.
Screw disposable hose
#
®
of AdBlue refill canister
Screw disposable hose
#
of the vehicle until hand-tight.
Lift up and tip AdBlue
#
The filling process stops when the AdBlue
tank is completely full.
AdBlue ® refill canister
when it has been only partially emptied.
%
Avoid storing AdBlue
nently in the vehicle.
filler cap
filler cap 2 anti-clockwise
®
refill canister
2 onto the opening
1 until hand-tight.
2 onto the filler neck
®
refill canister 1.
1 can be removed
®
containers perma‐
®