Mercedes-Benz 2009 S550 4MATIC Automobile User Manual


 
Flat tire
575
1
Wheel bolt for light alloy rims and
Minispare wheel with light alloy rim
2
Wheel bolt for Minispare wheel with steel
rim (located in trunk with Minispare
wheel)
!
Wheel bolts 1 must be used when
mounting the Minispare wheel with light
alloy rim. The use of any wheel bolts other
than wheel bolts 1 for the Minispare wheel
with light alloy rim will damage the vehicle’s
brakes.
Wheel bolts 2 must be used when
mounting the Minispare wheel with steel
rim. The use of any wheel bolts other than
wheel bolts 2 for the Minispare wheel with
steel rim will damage the vehicle’s brakes.
G
Warning!
Make sure to use the original length wheel
bolts when remounting the original wheel
after it has been repaired.
X
Clean contact surfaces of wheel and wheel
hub.
!
To avoid paint damage, place wheel flat
against hub and hold it there while
installing first wheel bolt.
X
Guide the spare wheel onto the alignment
bolt and push it on.
X
Insert the wheel bolts and tighten them
slightly.
X
Unscrew the alignment bolt.
X
Install last wheel bolt and tighten it slightly.
Lowering the vehicle
X
Lower the vehicle by turning crank
counterclockwise until the vehicle is
resting fully on its own weight.
X
Remove the jack.
15
Wheel bolts
X
Tighten the five wheel bolts evenly,
following the diagonal sequence illustrated
(1 to 5), until all bolts are tight. Observe
a tightening torque of 110 lb-ft (150 Nm).
G
Warning!
Have the tightening torque checked after
changing a wheel. The wheels could come
Practical hints
Z