Mercedes-Benz 2009 CLS 550, Operator'S Manual

Page: 322 / 356

Flat tire
320
X
Press 0 on electric air pump switch
2
.
X
Turn the SmartKey in the starter switch to
position
0.
or
X
Vehicles with KEYLESS-GO: Press the KEY-
LESS-GO start/stop button on the gear
selector lever twice. Do not depress the
brake pedal.
X
Version 1 only: If the tire inflation pressure
is above the recommended tire inflation
pressure as specified for your vehicle
(
Y
page 340), decrease tire pressure using
the vent screw on air hose
4
.
X
Version 2 only: If the tire inflation pressure
is above the recommended tire inflation
pressure as specified for your vehicle
(
Y
page 340), decrease tire pressure using
deflate button
6
.
G
Warning!
Follow recommend inflation pressures.
Do not overinflate tires. Overinflating tires
can result in sudden deflation (blowout)
because they are more likely to become
punctured or damaged by road debris, pot-
holes, etc.
Do not underinflate tires. Underinflated
tires wear unevenly, adversely affect han-
dling and fuel economy, and are more likely
to fail from being overheated.
X
Detach the electric air pump.
X
Reinstall collapsible tire valve cap.
X
Version 1 only: Store electrical plug
3
and air hose
4
behind flap
1
and place
the electric air pump back in its designated
storage space.
X
Version 2 only: Store electrical plug
3
and the air hose back into the pump hous-
ing bottom.
X
Place the electric air pump back in its des-
ignated storage space.
X
Lower the vehicle.
Lowering the vehicle
G
Warning!
Vehicles with spare wheel with collapsible
tire only: Inflate collapsible tire only after
the wheel is properly attached.
Inflate the collapsible tire using the electric
air pump before lowering the vehicle.
X
Lower the vehicle by turning crank coun-
terclockwise until the vehicle is resting fully
on its own weight.
X
Remove the jack.
1
–
5
Wheel bolts
X
Tighten the five wheel bolts evenly, follow-
ing the diagonal sequence illustrated (
1
to
5
), until all bolts are tight. Observe a tight-
ening torque of 96 lb-ft (130 Nm).
G
Warning!
Have the tightening torque checked after
changing a wheel. The wheels could come
loose if they are not tightened to a torque
of 96 lb-ft (130 Nm).
Practical hints