178 Vehicle careIn the Corsa van the spare wheel isscrewed down together with the floorcover. To lift the cover, undo theplastic nut. There is a spacer betweenthe spare wheel and the floor cover.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 will be restingagainst the protruding wheel. In vansthe spacer can be omitted ifnecessary, or the wheel can be bolteddown without the floor cover.Fitting a double load-bay floor in thiscase in the upper position 3 64.To remove, lift spare wheel, move toa vertical position and remove fromabove.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. Take curves slowly. Do notuse for a long period of time.If your vehicle gets a flat tyre on therear while towing another vehicle,mount the temporary spare wheel inthe front and the full tyre in the rear.Tyre chains 3 172.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.■ Drive particularly carefully on wetand snow-covered road surfaces.Jump startingDo not start with quick charger.A vehicle with a discharged batterycan be started using jump leads andthe battery of another vehicle.9 WarningBe extremely careful when startingwith jump leads. Any deviationfrom the following instructions canlead to injuries or damage causedby battery explosion or damage tothe electrical systems of bothvehicles.9 WarningAvoid contact of the battery witheyes, skin, fabrics and paintedsurfaces. The fluid containssulphuric acid which can causeinjuries and damage in the eventof direct contact.