RAM Commercial PROMASTER 2022 Owner's Manual page 103

The vehicle is close to the obstacle when the instrument cluster 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:
Greater than
Rear Distance
59 inches
(inches/cm)
(150 cm)
Arcs — Left None
Arcs — Center None
Arcs — Right None
Audible Alert
None
Chime
Radio Volume
No
Reduced
Front Distance Greater than 39 inches
(inches/cm)
Arcs — Left
Arcs — Center
Arcs — Right
Audible Alert Chime
Radio Volume Reduced
WARNING ALERTS FOR REAR
59–52 inches 52-41 inches
(150-130 cm) (130-105 cm)
None None
10th Solid 9th Solid
None None
Audible chime increases as the object gets closer to the vehicle
WARNING ALERTS FOR FRONT
39-32 inches
(100 cm) (100-80 cm)
None None
None 1st Solid
None None
None Audible chime increases as the object gets close to the vehicle
No Yes
41-34 inches 34-24 inches
(105-85 cm) (85-60 cm)
None None
8th Solid 7th Flashing
None None
Yes
32-24 inches 24-12 inches
(80-60 cm) (60-30 cm)
None 3rd Flashing
2nd Flashing 3rd Flashing
None 3rd Flashing
Yes
STARTING AND OPERATING 101
Less than
24-12 inches
12 inches
(60-30 cm)
(30 cm)
6th Flashing 5th Flashing
6th Flashing 5th Flashing
6th Flashing 5th Flashing
Continuous
Less than 12 inches
(30 cm)
4th Flashing
4th Flashing
4th Flashing
Continuous
Yes
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