168Vehicle care
■ If the ground on which the vehicleis standing is soft, a solid board
(max. 1 cm thick) should be placed
under the jack.
■ No people or animals may be in the
vehicle when it is jacked-up.
■ Never crawl under a jacked-up vehicle.
■ Do not start the engine when the vehicle is raised on the jack.
■ Clean wheel bolts/nuts and their threads before mounting the wheel.9 Warning
Do not grease wheel bolt, wheel
nut and wheel nut cone.
1. Remove the wheel cover using the hook supplied. Vehicle tools
3 158.
2. Install the wheel wrench ensuring that it locates securely and loosen
each wheel bolt/nut by half a turn.
3. Vehicles with Front-wheel drive:
Raise vehicle by placing lifting
pad spigot of the jack under the
jacking hole located nearest the
wheel concerned.
Ensure the jack is positioned correctly. The jack base must be
on the ground directly below the
jacking hole in a manner that
prevents it from slipping.
Attach wheel wrench onto the jack
and raise the vehicle by turning
the wrench until the wheel is clear of the ground.
Vehicles with Rear-wheel drive:
Pay attention to the operating
instructions supplied with the
hydraulic jack and assemble the
parts required as specified.
Vehicle care169
Position the adapter at the jacking
hole located nearest the wheel
concerned.
Ensure the jack is positioned
correctly. The jack head must be
level with the jacking hole. Pump
the jack by pressing the wheel
wrench, to position the base plate
correctly.
Raise the vehicle by pressing the
wheel wrench until the wheel is
clear of the ground.
4. Unscrew wheel bolts/nuts completely and wipe clean with a
cloth.
Put wheel bolts/nuts somewhere
where the threads will not be
soiled.
5. Change the wheel.
6. Screw in the wheel bolts/nuts. 7. Lower vehicle.
8. Install the wheel wrench ensuring that it locates securely and tighten
each wheel bolt/nut in a crosswise sequence. Tightening torque is:
172 Nm (Front-wheel drive),
235 Nm (Rear-wheel drive withtwin rear wheels), 264 Nm (Rear- wheel drive with single rear
wheels).
9. Refit wheel cover.
Notice
If applicable, fit anti-theft bolts
nearest the tyre valve (otherwise it
may not be possible to refit the wheel cover).
10. Stow the replaced wheel 3 169
and the vehicle tools 3 158.
11. Have the new wheel balanced on the vehicle. Check the tyre
pressure of the installed tyre
3 201 and also the wheel bolt/nut
torque as soon as possible.
Have the defective tyre renewed or
repaired.
Spare wheel
Some vehicles are equipped with a
tyre repair kit instead of a spare wheel 3 164.
If mounting a spare wheel which is
different from the other wheels, this
wheel might be classified as atemporary spare wheel and the
corresponding speed limits apply,
even though no label indicates this.
Seek the assistance of a workshop to
check the applicable speed limit.Caution
The use of a spare wheel that is smaller than the other wheels or in
combination with winter tyres
could affect driveability. Have the
defective tyre replaced as soon as
possible.
The spare wheel is held under the
vehicle frame using a winch and
secured by tightening a cable using
the wheel wrench and adapter.
It may be necessary to jack the
vehicle up to gain access to the spare
wheel on a fully loaded vehicle with a flat rear tyre.
