2009 Lexus SC 430 Owners Manual - Page 102

2-1. Driving procedures CAUTION l Do not shift the shift lever to P, R or N while the vehicle is moving under any cir- cumstances. Doing so can cause significant damage to the transmission system and may result in a loss of vehicle control. l Do not turn the engine off while driving. The power steering and brake booster systems will not operate properly, if the engine is not running. l Use engine braking (downshift) to maintain a safe speed when driving down a steep hill. Using the brakes continuously may cause the brakes to overheat and lose effectiveness. (→P.112) l Do not shift the shift lever to N. Doing so may cause the engine brake to not operate properly and lead to an accident. l When stopped on an inclined surface, use the brake pedal and parking brake to prevent the vehicle from rolling backward or forward and causing an accident. n While driving the vehicle l Do not adjust the position of the steering wheel, seat, or mirror while driving. Doing so may result in losing control of the vehicle and cause an accident, which may cause death or serious injury. l Always check that passengers' arms, heads or other parts of their bodies are not outside the vehicle, as this may result in death or serious injury. 104