Acura 2012 RL - Manual (Page 338)

Message Message Description Description
Apply the brakes immediately.
Your vehicle is too close to the vehicle
ahead of it.
You will hear a continuous beep.
ACC needs to be checked.
Have your vehicle checked by a
dealer.
ACC has automatically canceled
because its radar sensor in the front
grill is dirty.
You will hear a beep for about 1
second.
ACC has automatically canceled
because of bad weather or other
conditions.
You will hear a beep for about 1
second.
Adaptive Cruise Control (ACC)
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