Jeep Wrangler Owner's Manual page 114

The vehicle is close to the obstacle when the display shows one flashing arc and sounds a continuous tone. The following chart shows the warning alert operation when the system is
detecting an obstacle:
Rear Distance Greater than
(inches/cm) 79 inches (200 cm)
Arcs — Left None
Arcs — Center None
Arcs — Right None
Audible Alert Chime None
Radio Volume
No
Reduced
Front Distance (inches/cm)
47 inches (120 cm)
Arcs — Left
Arcs — Center
Arcs — Right
WARNING ALERTS FOR REAR
79-59 inches 59-47 inches
(200-150 cm) (150-120 cm)
None None
10th Solid 9th Solid
None None
Single 1/2 Second
Tone
Slow
(for rear center
(for rear center only)
only)
Yes
WARNING ALERTS FOR FRONT
Greater than
47-39 inches (120-100 cm)
None None
None 1st Solid
None None
47-39 inches
(120-100 cm)
None
8th Solid
None
Slow
(for rear center
only)
Yes Yes
39-25 inches (100-65 cm)
None
2nd Flashing
None
STARTING AND OPERATING
39-25 inches 25-12 inches
(100-65 cm) (65-30 cm)
None 6th Flashing
7th Flashing 6th Flashing
None 6th Flashing
Fast
(for rear center Fast
only)
Yes Yes
25-12 inches (65-30 cm)
3rd Flashing
3rd Flashing
3rd Flashing
113
Less than
12 inches (30 cm)
5th Flashing
5th Flashing
5th Flashing
Continuous
Yes
Less than 12 inches
(30 cm)
4th Flashing
4th Flashing
4th Flashing