Jeep grand cherokee 2015 Owner's Manual page 230

228 UNDERSTANDING THE FEATURES OF YOUR VEHICLE
The vehicle is close to the obstacle when the warning
display shows one flashing arc and sounds a continuous
tone. The following chart shows the warning alert opera-
tion when the system is detecting an obstacle:
Rear Distance Greater than
(in/cm) 79 in (200 cm)
Audible Alert
Chime
Arc
Radio Volume
Reduced
NOTE: ParkSense® will reduce the volume of the radio,
if on, when the system is sounding an audio tone.
WARNING ALERTS
79-39 in
(200-100 cm)
None Single 1/2
Second Tone
None 4th Solid
No Yes
39-25 in 25-12 in
(100-65 cm) (65-30 cm)
Slow Fast
3rd 2nd
Solid Flashing
Yes Yes
Less than
12 in (30 cm)
Continuous
1st
Flashing
Yes