2008 Toyota Highlander Owners Manual - Page 243

2 -4 . U sing ot he r driving syst e m s Dow nhill Assist Control system (4WD models only) With the downhill assist control system, the vehicle is able to descend a steep hill, maintaining a constant low speed without brake pedal operation. n Activating the downhill assist control system Press the "DAC" switch. The downhill assist control system indicator will come on to indicate that the downhill assist control system is activated. Pressing the switch again turns the system off. 2 When driving When the downhill assist control system is operating The slip indicator will flash to indicate that the downhill assist control system is operating, and the stop lights and high mounted stoplight will turn on. n Conditions in which the downhill assist control system does not operate In the following situations, the downhill assist control system indicator flashes and the downhill assist control system does not operate or will stop operating: l The shift lever is not in 1 range of S mode or R. l The vehicle speed is higher than 15 mph (25 km/h.) 213