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Practical hints
Flat tire
Mounting the spare wheel
1 Wheel bolt for light alloy rims
2 Wheel bolt for light alloy spare wheel
rim size 4
1
/
2
B x15 H2
̈ Clean contact surfaces of wheel and
wheel hub.
̈ Guide the spare wheel onto the align-
ment bolt and push it on.
̈ Insert wheel bolts and tighten them
slightly.
̈ Inflate the spare tire using the electric
air pump (
୴ page 398).
!
Wheel bolts 2 must be used when
mounting spare wheel rim
size 4
1
/
2
Bx15 H2 (୴ page 422).
The use of any wheel bolts other than
wheel bolts 2 for spare wheel rim
size 4
1
/
2
B x15 H2 can cause physical
damage to the vehicle.
!
To avoid paint damage, place wheel flat
against hub and hold it there while
installing first wheel bolt.
Warning! G
Always replace wheel bolts that are dam-
aged or rusted.
Never apply oil or grease to wheel bolts.
Damaged wheel hub threads should be re-
paired immediately. Do not continue to drive
under these circumstances! Contact an
authorized Mercedes-Benz Center or call
Roadside Assistance.
Incorrect wheel bolts or improperly tight-
ened wheel bolts can cause the wheel to
come off. This could cause an accident.
Make sure to use the correct mounting
bolts.
Warning! G
Inflate spare wheel with collapsible tire only
after the wheel is properly mounted.
Inflate the spare wheel tire using the electric
air pump before lowering the vehicle.
୴୴