Porsche Carrera 911 997 owners manual page 241

text version of content this owner's manual page from owners manual to the vehicle Porsche Carrera 911, year of production 2004 - 2011:

Danger! Tire care Tire damage, puncture Driving on worn tires can result in loss of con-f Avoid damaging tires and wheel rims. High-pressure cleaning units can damage the trol of the vehicle and could cause serious tires. personal injuries or death. f If you must drive over a curb or other obstacle, f Do not drive with worn tires or tires showing drive slowly and at an obtuse angle. f Please see the chapter “HIGH-PRESSURE cuts or bruises as they may lead to sudden f Check tires for uneven wear and damage CLEANING UNITS, STEAM CLEANERS” on deflation and loss of control which could cause before driving off. Page 224. severe personal injury. f Remove imbedded material. f Check tires for imbedded material, cuts, punc- f Specialized high performance tires on high tures, cracks and bulges (side wall) before driv- performance sports cars exhibit more wear f Replace worn or damaged tires immediately. ing off. than those on a family sedan, or even a high f Keep oil, fuel, brake fluid, etc. away from tires. In case of tire damage, where it is uncertain wheth- performance sedan. f Replace missing valve stem caps. er there is a break in the ply with all its conse- Therefore, it is important to check your tire quences or tire damage caused by thermal or me- pressure and condition at least every two f Keep tires inflated correctly. chanical overloading due to loss of pressure or weeks. f Wash tires when washing the vehicle. Also any other prior damage, we recommend that the clean inner side of wheels.tire be replaced for safety reasons. If you notice that tires are wearing unevenly, con-If one faulty tire is replaced it should be noted that sult your Porsche dealer. f Do not use abrasive cleaners when washing the difference in tread depth on one axle must not Uneven wear may not always be due to improper the wheels.exceed 30%. wheel alignment. It can be the result of individual f Check wheel rims for corrosion.Handling inconsistencies may result. driving habits such as cornering at high speeds. If the tire pressure is not checked and adjusted f Remove road salt, if driving in winter.f Perform a visual inspection if necessary. regularly, abnormal tire wear can also occur. Practical Tips, Emergency Service 239

owners manual Porsche Carrera 911

owners manual Porsche Carrera 911 - year of production: 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 - Porsche Carrera 911 997 owners manual EN