188 Vehicle care10. Align the valve hole in the wheelcover with the tyre valve beforeinstalling.Install wheel nut caps.11. Stow the replaced wheel 3 183and the vehicle tools 3 178.12. Check the tyre pressure of theinstalled tyre and also the wheelnut torque as soon as possible.Have the defective tyre renewed orrepaired.Spare wheelSome vehicles are equipped witha tyre repair kit instead of a sparewheel.The spare wheel can be classified asa temporary spare wheel dependingon the size compared to the othermounted wheels and countryregulations.The spare wheel has a steel rim.Use of a spare wheel that is smallerthan the other wheels or together withwinter tyres could affect driveability.Have the defective tyre replaced assoon as possible.The spare wheel is located in the loadcompartment beneath the floorcovering. It is secured in the recesswith a wing nut.The spare wheel well is not designedfor all permitted tyre sizes. If a wheelwider than the spare must be stowedin the spare wheel well after changingwheels, the floor cover can be placedon the projecting wheel.Temporary spare wheelUse of the temporary spare wheelcould affect driveability. Have thedefective tyre renewed or repaired assoon as possible.Only mount one temporary sparewheel. Do not drive faster than50 mph (80 km/h). Take curvesslowly. Do not use for a long period oftime.Tyre chains 3 182.Directional tyresFit directional tyres such that they rollin the direction of travel. The rollingdirection is indicated by a symbol(e.g. an arrow) on the sidewall.The following applies to tyres fittedopposing the rolling direction:■ Driveability may be affected. Havethe defective tyre renewed orrepaired as soon as possible.■ Do not drive faster than 50 mph(80 km/h).■ Drive particularly carefully on wetand snow-covered road surfaces.