Acura MDX 2017 Owner's Manual page 450

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When the distance between your vehicle and obstacles behind becomes shorter
Distance between the Bumper and Obstacle
Length of the
intermittent beep
Moderate
Short
Very short
Continuous
*1: At this stage, only the center sensors detect obstacles.
Corner Sensors Center Sensors
Rear: About 45-28 in
(115-70 cm)
—
Front: About 39-28 in
(100-70 cm)
About 28-18 in About 28-18 in
(70-45 cm) (70-45 cm)
About 18-14 in About 18-14 in
(45-35 cm) (45-35 cm)
About 14 in About 14 in
(35 cm) or less (35 cm) or less
uuParking Your VehicleuParking Sensor System
Indicator Audio/information screen
Blinks in Yellow *1
Blinks in Amber
Indicators light where the
sensor detects an obstacle
Blinks in Red
*
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