The speed control buttons (located on the right side of the steering wheel) operates the ACC system.
Adaptive Cruise Control Buttons
1 - Normal (Fixed Speed)
Cruise Control On/Off
2 - SET+/Accel
3 - RES/Resume
4 - SET-/Decel
5 - Distance Setting Increase
6 - Adaptive Cruise Control
(ACC) On/Off
7 - Distance Setting Decrease
8 - CANC/Cancel
NOTE: Any chassis/suspension or tire size modifications to the vehicle will effect the performance of the Adaptive Cruise Control and Forward Collision Warning System.