Vehicle care 231BrakesIn the event of minimum thickness ofthe brake lining, a squealing noisesounds during braking.Continued driving is possible buthave the brake lining replaced assoon as possible.Once new brake linings are installed,do not brake unnecessarily hard forthe first few journeys.Brake fluid9 WarningBrake fluid is poisonous andcorrosive. Avoid contact with eyes,skin, fabrics and painted surfaces.The brake fluid level must be betweenthe MIN and the MAX marks.If fluid level is below MIN seek theassistance of a workshop.Brake and clutch fluid 3 274.Vehicle batteryThe vehicle battery is maintenance-free provided that the driving profileallows sufficient charging of thebattery. Short-distance-driving andfrequent engine starts can dischargethe battery. Avoid the use ofunnecessary electrical consumers.Batteries do not belong in householdwaste. They must be disposed of atan appropriate recycling collectionpoint.Laying up the vehicle for more thanfour weeks can lead to vehicle batterydischarge. Disconnect the clamp fromthe negative terminal of the vehiclebattery.Ensure the ignition is switched offbefore connecting or disconnectingthe vehicle battery.The anti-theft alarm siren must bedeactivated as follows: Switch theignition on then off, disconnect thevehicle's battery within 15 seconds.Battery discharge protection 3 139.