2011 Lexus IS F Owners Manual - Page 139

2-1. Driving procedures n Rev indicator l When the shift lever is in D (paddle shift switches operated) or in M, an indicator on the tachometer illuminates in 3 steps in the case of high engine speeds to encourage the driver to upshift. l If the third (red) segment illuminates, a buzzer will also sound. n Downshift restrictions warning buzzer 2 To help ensure safety and driving performance, downshifting operation may sometimes be restricted. In some circumstances, downshifting may not be possible even when the shift lever or paddle shift switch is operated. (A buzzer will sound twice.) n When driving with the cruise control or dynamic radar cruise control When driving Engine braking will not occur during shift range selection in the D position, even when downshifting to range 7, 6, 5 or 4. (→P. 166, 169) n Automatic deactivation of snow mode and "Sport" mode If the "ENGINE START STOP" switch is turned OFF after driving in either snow mode or "Sport" mode, the mode is automatically deactivated. n If the shift lever cannot be shifted from P →P. 487 141