• There is inclement weather, such as heavy snow, heavy rain, etc.
If this occurs, Reverse Parking Collision-Avoidance Assist may turn off or may not operate
properly. Check whether the rear view camera and rear ultrasonic sensors are clean.
Limitations of Reverse Parking Collision-Avoidance Assist
Reverse Parking Collision-Avoidance Assist may not assist braking or warn the driver even
if there are pedestrians or objects under the following circumstances:
• Problems with vehicle
- Any non-factory equipment or accessory is installed
- Your vehicle is unstable due to an accident or other causes
- Bumper height or rear ultrasonic sensor installation has been modified
- Wide-rear view camera(s) or ultrasonic sensor(s) is damaged
- Wide-rear view camera(s) or the ultrasonic sensor(s) is stained with foreign material,
such as snow, dirt, etc.
- Wide-rear view camera(s) is obscured by a light source or by inclement weather,
such as heavy rain, fog, snow, etc.
• Problems with the surroundings
- The surrounding is very bright or very dark
- Outside temperature is very high or very low
- The wind is either strong (above 12 mph (20 km/h)) or blowing perpendicular to the
rear bumper
- Objects generating excessive noise, such as vehicle horns, loud motorcycle vehicles
or truck air brakes, are near your vehicle
- An ultrasonic sensor with similar frequency is near your vehicle
- The road is slippery or inclined
- The image of the pedestrian in the front view camera is indistinguishable from the
background
• Problems with pedestrian or object
- The pedestrians are difficult to detect
- There is ground height difference between the vehicle and the pedestrian
- The pedestrian is near the rear edge of the vehicle
- The pedestrian is not standing upright
- The pedestrian is either very short or very tall to detect
- The pedestrian or cyclist is wearing clothing that easily blends into the background,
making it difficult to detect
- The pedestrian is wearing clothing that does not reflect ultrasonic waves well
- Size, thickness, height, or shape of the object does not reflect ultrasonic waves
well (for example, low object, narrow object, circular pillar, small pillar, corners of a
square pillar, bush, curbs, carts, edge of a wall, etc.)
- The pedestrian or the object is moving
- The pedestrian or the object is very close to the rear of the vehicle
- There is a large object such as a wall is behind the pedestrian or the object
562 Driver Assistance System