Self-help250
Caution
Take special care if you have to repair a tyre on a gradient.
Note
• Do not use the compressor for longer than 6 minutes at a time,
as it could overheat. When the compressor has cooled down, you
can use it again.
• If tyre sealant should leak out, leave it to dry and then pull it off
like foil.
• After carrying out a tyre repair remember to buy a new tyre
sealant can at a qualified workshop. This will ensure that the Tyre
Mobility System is operative again.
• Please observe the relevant regulations.
Changing a wheel
Preparations
Some preparations are necessary before changing a
wheel.
– If you have a flat tyre, stop the car well away from moving
traffic. Choose a location that is as level as possible.
– All passengers should leave the car. They should wait in
a safe place (for instance behind the roadside crash
barrier).
– Apply the parking brake to stop the vehicle moving acci-
dentally.
–Engage first gear (manual gearbox) or move selector
lever to position P (automatic gearbox).
– When towing a trailer: unhitch the trailer from your
vehicle.
– Take the tools ⇒ page 245 and the spare wheel*
⇒ page 246 out of the luggage compartment.
WARNING
If you have a puncture in moving traffic, switch on the hazard
warning lights and place the warning triangle in a visible location.
This is for your own safety and also warns other road users.
Caution
If you have to change the tyre on a gradient, block the wheel oppo-
site the wheel being changed by placing a stone or similar object
under it to prevent the vehicle from rolling away.
Note
Please observe the relevant regulations.
How to change a wheel
Change the wheel as described below.
–Pull off the hub cap. Also refer to ⇒ page 251, “Hub
caps”.
–Loosen the wheel bolts ⇒ page 251.
– Raise the car with the jack* ⇒ page 252.
– Take off the wheel with the flat tyre and then put on the
spare wheel* ⇒ page 253.
– Lower the vehicle to the ground.
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