BMW Z4 E89 owners manual page 90

text version of content this owner's manual page from owners manual to the vehicle BMW Z4 E89, year of production 2008:

s the letters TWI, for Tread Wear Indicator, on the Run-Flat Tires tire's sidewalls identify tires that incorporate these wear indicators. Once the tire tread has tireworn down to the wear indicators, the tire has worn to a depth of 1/16in/1.6mm. andWheel/tire damage Due to low-profile tires, please note that wheels, tires and suspension parts are eelsmore susceptible to road hazards and conse- quential damages.< Unusual vibrations encountered during normal The symbol identifying Run-Flat Tires is a circle vehicle operation can indicate tire failure or with the letters RSC on the sidewall. Wh some other vehicle malfunction. This can, for Run-Flat Tires comprise a conditionally self- example, be caused by driving over curbs. The supporting tire and a special rim. The reinforce- same applies to any other abnormal road ment in the sidewalls ensures that the tire can behavior, such as pulling severely to the right or continue to be used subject to certain restric- left. tions, even if depressurized. In these cases, reduce speed immedi-To continue driving with a damaged tire: ately and have wheels and tires thor-> If the vehicle is equipped with the Flat Tire oughly checked. To do so, drive carefully to the Monitor, refer to Flat tire warning on nearest BMW center or tire shop that works page53. according to BMW repair procedures with cor-> If the vehicle is equipped with the Tire Pres- respondingly trained personnel. If necessary, sure Monitor, refer to Warning of low tire have the vehicle towed there. inflation pressure on page54. Tire damage can be extremely dangerous for vehicle occupants and other road users.< Tire age Wheel and tire replacement For various reasons, such as the development Have new wheels and tires installed only of brittleness, BMW recommends tire replace-by your BMW center or tire shop that ment after no more than 6 years, regardless of works according to BMW repair procedures the actual wear of the tires. with correspondingly trained personnel. Work The date on which the tire was manufactured is that is improperly carried out could result in indicated by the code on the sidewall:consequential damage and pose safety haz- DOT … 5005 indicates that the tire was manu-ards. Make sure that the new wheels are bal- factured in week 50 of the year 2005.anced.< Retreaded tires BMW advises against using retreaded tires, since driving safety may be impaired. The causes for this include potentially different tire casing structures and often wide variations in tire age, which can result in a lim- ited service life.< 88

owners manual BMW Z4 E89

owners manual BMW Z4 E89 - year of production: 2008 - BMW Z4 E89 owners manual EN