Downhill assist control system^{* *}If equipped The downhill assist control system helps to prevent excessive speed on steep downhill slopes. The system will operate when the vehicle is traveling under 18 mph (30 km/h) and transfer mode is in “ 4H”. Warning: When using downhill assist control system Do not rely overmuch on the downhill assist control system. This function does not extend the vehicle’s performance limitations. Always thoroughly check the road conditions, and drive safely. Switches DAC/CRAWL switch Switches Mode select switch System components “ DAC/CRAWL” switch Mode select switch Multi-information display System operation Press the “ DAC/CRAWL” switch. The downhill assist control system indicator will comes on and the system will operate. When the system is in operation, the slip indicator will flash, and the stop lights/high mounted stop lights will be lit. A sound may also occur during the operation. This does not indicate a malfunction. Setting the speed of the downhill assist control system Turn the mode select switch to set the desired speed (approx. 3 mph [4 km/h] to 18 mph [30 km/h]). The set speed is displayed on the multi-information display. Multi-information display (4.2-inch display type) Multi-information display (full LCD type) Decreases the speed Increases the speed Turning off the system When the “ DAC/CRAWL” switch indicator illuminates Press the “ DAC/CRAWL” switch again. When the “ DAC/CRAWL” switch indicator does not illuminate Press the “ DAC/CRAWL” switch to turn the indicator on. Press the “ DAC/CRAWL” switch again with the indicator turned on. The downhill assist control system indicator will flash as the system gradually ceases operation, and will turn off when the system is fully off. Press the “ DAC/CRAWL” switch while the downhill assist control system indicator is flashing to start the system again. Note: Operating tips Downhill assist control system can be used with “ TOW HAUL” mode and “ TOW+” mode, drive mode select, or Multi-terrain Select ON or OFF. The system will operate when the shift lever is in a position other than P, however to make effective use of the system it is recommended to select a lower shift range. If the downhill assist control system indicator flashes In the following situations, the indicator flashes and the system will not operate: The front-wheel drive control switch is changed to a position other than “ 4H”. The shift lever is in P. The vehicle speed exceeds approximately 18 mph (30 km/h). The brake system overheats. In the following situations, the indicator flashes to alert the driver, but the system will operate: The shift lever is in N. The “ DAC/CRAWL” switch is pressed while the “ DAC/CRAWL” switch indicator illuminates. The system will gradually ceases operation. The indicator will flash during operation, and then go off when the system is fully off. When the downhill assist control system is operated continuously If the downhill assist control system is operated for a long period of time, the brake system may abnormally overheat. To prevent that, a buzzer will sound and the function is temporarily stopped. In this case, the downhill assist control system indicator will flash. (The vehicle an be driven normally during this time) When the downhill assist control system indicator switches to steadily illuminated after a short while and the system will become available. Sounds and vibrations caused by the downhill assist control system A sound may be heard from the engine compartment when the engine is started or just after the vehicle begins to move. This sound does not indicate that a malfunction has occurred in downhill assist control system. Either of the following conditions may occur when the downhill assist control system is operating. None of these are indicators that a malfunction has occurred. Vibrations may be felt through the vehicle body and steering. A motor sound may be heard after the vehicle comes to a stop. System malfunction In the following cases, have your vehicle checked by your Toyota dealer. The downhill assist control system indicator does not come on when the “ DAC/CRAWL” switch is pressed. The slip indicator light comes on. Warning: The system may not operate on the following surfaces, which may lead to an accident causing death or serious injury Slippery surfaces such as wet or muddy roads Icy surface Very bumpy and rough roads