Adding DEF
*
NOTE Engine damagedue to DEF being
in thefuel
#
DEFmustnot be used to fill thefuel
tank.
#
Only useDEF to fill theDEF tank.
#
Do notoverfill theDEF tank.
*
NOTE Contamination of thevehicle inte‐
rior due to DEF leakage
#
Afteradding, carefully closethe DEF
refill container.
#
Avoid carrying DEFrefill containersper‐
manentlyinthe vehicle.
Requirements:
R
The ignition is switched off
The following messages that appear in succes‐
sion in themultifunction displayindicatethat you
need to refill theDEF tank:
R
RefillAdditive See Operator's Manual
The DEF tankhas fallen belowthe firstwarn‐
ing threshold.
R
Refill Additive Starts until Emerg. Op.: XXX
See Operator's Manual
The DEF supply has fallen belowthe reserve
mark.
Afterthe messageappearsfor thefirst time,
theremaining DEF supplywill lastfor approx‐
imately 1,200 miles(1,900 km).The engine
can then onlybestarted another 16 times.
The numberofremaining engine starts XX (16
to 1) is shown in themessageevery time the
engine is started.
R
Refill AdditiveEmergencyOp.: XXX mph See
Operator's Manual
Youcan only drivethe vehicle at amaximum
speed of 5mph (8 km/h).
Youcan also have theDEF fill leveland theDEF
rangedisplayed (/ page129).
Openingthe DEF filler cap on filler caps that
arenot lockable
#
Open thehood.
#
Turn DEF filler cap 1 counter-clockwise and
remove it.
Opening theDEF filler cap on lockable filler
caps
#
Open thehood.
#
Take tool 4 forunlocking DEF filler cap 1
from thevehicle tool kit.
130
Driving and parking
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