Mercedes-Benz 2009 R-Class Operator's Manual page 370

Practical hints
Flat tire
Changing wheel on passenger side (example
illustration)
X
Place the wheel chock and another sizeable
object in behind both wheels on the side
opposite to the side on which the wheel is
to be changed.
Wheel wrench
1
368
X
On wheel to be changed, loosen but do not
yet remove the wheel bolts (approximately
one full turn with wrench 1).
The jack take-up brackets are located directly
behind the front wheel housings and in front
of the rear wheel housings.
G Warning!
The jack is designed exclusively for jacking
up the vehicle at the jack take-up brackets.
Make sure the jack arm is fully seated in the
jack take-up bracket.
If you do not position the jack correctly in
the jack take-up bracket, the vehicle can
fall off the jack and seriously or fatally injure
you or others.
! Do not position the jack on the body of
the vehicle, as this may cause damage to
the vehicle.
Take-up bracket
2
Jack
3
Ratchet
4
X
Attach reversible ratchet
4
such a way that the word UP can be seen.
X
Place jack on firm ground.
3
X
Position jack under take-up bracket
3
so that it is always vertical as seen from
2
the side, even if the vehicle is parked on an
incline.
to jack in
3