2011 Lexus HS 250h Owners Manual - Page 535

5-2. Steps to take in an emergency CAUTION l Have the wheel nuts tightened with a torque wrench to 76 ft•lbf (103 N•m, 10.5 kgf•m) as soon as possible after changing wheels. Failure to follow these precautions could cause the wheel nuts to loosen and the tire to fall off, resulting in death or serious injury. l When installing a tire, only use wheel nuts that have been specifically designed for that wheel. l If there are any cracks or deformations in the bolt screws, nut threads or bolt holes of the wheel, have the vehicle inspected by your Lexus dealer. Failure to follow these precautions could cause the wheel nuts to loosen and the tire to fall off, resulting in death or serious injury. NOTICE n Do not drive the vehicle with a flat tire Do not continue driving with a flat tire. Driving even a short distance with a flat tire can damage the tire and the wheel beyond repair. n Be careful when driving over bumps with the compact spare tire installed on the vehicle. The vehicle becomes lower when driving with the compact spare tire compared to when driving with standard tires. Be careful when driving over uneven road surfaces. n Driving with tire chains and the compact spare tire 5 When trouble arises Do not fit tire chains to the compact spare tire. Tire chains may damage the vehicle body and adversely affect driving performance. n When replacing the tires When removing or fitting the wheels, tires or the tire pressure warning valve and transmitter, contact your Lexus dealer as the tire pressure warning valve and transmitter may be damaged if not handled correctly. 535