#
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.
#
Pull cover 3 on DEF filler cap 1 up, turn
90° and release.
#
Inserttool 4 in holes 2 of DEF filler cap
1.
#
Turn DEF filler cap 1 counter-clockwise and
remove it.
Preparing theDEF refill canister
Variant 1
Variant 2
#
Unscrew thecap on DEFrefill canister 1.
#
Screw disposable hose 2 ontothe opening
of DEF refill canister 1 until hand-tight.
Driving and parking
135