Operation Manual

Mounting a wheel
Preparing the vehicle
X
Stop the vehicle on solid, non-slippery and
level ground.
X
Apply the electric parking brake manually.
X
Bring the front wheels into the straight-ahead
position.
X
Shift the transmission to position P.
X
Make sure that "normal" level is selected for
AIRMATIC (
Y page 212) or Active Body Con-
trol (ABC) (
Y page 210).
X
Switch off the engine.
X
Open the driver's door.
The on-board electronics now have status 0.
This is the same as the SmartKey having been
removed.
X
Remove Start/Stop button from ignition lock
(
Y page 162).
or, if the SmartKey is inserted in the ignition
lock:
X
Remove the SmartKey from the ignition lock.
X
Make sure that the engine cannot be started
via your smartphone (
Y page 164).
X
If included in the vehicle equipment, remove
the tire-change tool kit from the vehicle.
X
Safeguard the vehicle against rolling away.
Securing the vehicle to prevent it from
rolling away
If your vehicle is equipped with a wheel chock, it
can be found in the tire-change tool kit
(
Y page 367).
The folding wheel chock is an additional safety
measure to prevent the vehicle from rolling
away, for example when changing a wheel.
X
Fold both plates upwards :.
X
Fold out lower plate ;.
X
Guide the lugs on the lower plate fully into the
openings in base plate =.
X
Place chocks or other suitable items under
the front and rear of the wheel that is diago-
nally opposite the wheel you wish to change.
Raising the vehicle
G
WARNING
If you do not position the jack correctly at the
appropriate jacking point of the vehicle, the
jack could tip over with the vehicle raised.
There is a risk of injury.
Only position the jack at the appropriate jack-
ing point of the vehicle. The base of the jack
must be positioned vertically, directly under
the jacking point of the vehicle.
!
The jack is designed exclusively for jacking
up the vehicle at the jacking points. Other-
wise, your vehicle could be damaged.
Observe the following when raising the vehi-
cle:
R
To raise the vehicle, only use the vehicle-spe-
cific jack that has been tested and approved
by Mercedes-Benz. If used incorrectly, the
jack could tip over with the vehicle raised.
R
The jack is designed only to raise and hold the
vehicle for a short time while a wheel is being
changed. It must not be used for performing
maintenance work under the vehicle.
R
Avoid changing the wheel on uphill and down-
hill slopes.
R
Before raising the vehicle, secure it from roll-
ing away by applying the parking brake and
406
Changing a wheel
Wheels and tires