184 Vehicle carepress and hold the DDS button forapprox. 4 seconds, control indicatorw flashes three times.Tread depthCheck tread depth at regularintervals.Tyres should be replaced for safetyreasons at a tread depth of 2-3 mm(4 mm for winter tyres).The legally permissible minimumtread depth (1.6 mm) has beenreached when the tread has worndown as far as one of the tread wearindicators (TWI). Their position isindicated by markings on thesidewall.If there is more wear at the front thanthe rear, swap round front wheels andrear wheels.Tyres age, even if they are not used.We recommend tyre replacementevery 6 years.Changing tyre and wheel sizeIf tyres of a different size than thosefitted at the factory are used, it may benecessary to reprogram thespeedometer and make other vehiclemodifications.After converting to a different tyresize, have the label with tyrepressures replaced.9 WarningUse of unsuitable tyres or wheelsmay lead to accidents and willinvalidate the vehicle typeapproval.Wheel coversWheel covers and tyres that arefactory approved for the respectivevehicle and comply with all of therelevant wheel and tyre combinationrequirements must be used.If the wheel covers and tyres used arenot factory approved, the tyres mustnot have a rim protection ridge.Wheel covers must not impair brakecooling.Remove the wheel covers if tyrechains are to be installed.9 WarningUse of unsuitable tyres or wheelcovers could lead to suddenpressure loss and therebyaccidents.Ofrecido por www.electromanuales.com