See also:

Steering wheel keypad
The keypad varies according to the vehicle's equipment 1 - Turn the thumb wheel to go up/down among menu selections. Press the thumb wheel to make a selection or store a function in the syste ...

Steep inclines and/or heavy loads
ACC is primarily intended for use on fairly level roads. The system may have difficulty maintaining the correct distance to a vehicle ahead on steep inclines, if the vehicle is carrying a heavy lo ...

Severe strain on the brake system
The brakes will be subject to severe strain when driving in mountains or hilly areas, or when towing a trailer. Vehicle speed is usually slower, which means that the cooling of the brakes is less ...