Hyundai Tucson: Reverse Parking Collision-Avoidance Assist (PCA) / Reverse Parking Collision-
Avoidance Assist Malfunction
and Limitations
Reverse Parking Collision-
Avoidance Assist malfunction
![](images/reverse_parking_collision_avoidance_assist_malfunction_and_limitations-1742/1346/pages.17(8).png)
When Reverse Parking Collision-
Avoidance Assist or other related
functions are not working properly,
the "Check Parking Safety system"
warning message may appear on the
instrument cluster, and Reverse Parking
Collision-Avoidance Assist may turn
off automatically. Have the vehicle be
inspected by an authorized HYUNDAI
dealer.
Reverse Parking Collision-Avoidance
Assist disabled
![](images/reverse_parking_collision_avoidance_assist_malfunction_and_limitations-1742/1346/pages.18(8).png)
The "Rear camera error or blockage"
or "Parking sensor error or blockage"
warning message may appear on the
instrument if:
- The rear view camera or rear
ultrasonic sensor(s) is covered or
blocked with snow or rain.
- There is inclement weather, such as
heavy snow or heavy rain. Reverse
Parking Collision-Avoidance Assist
may turn off or may not operate
properly. Check 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 you
even if there are pedestrians or objects if:
- Any non-factory equipment or
accessory is installed on the rear of
your vehicle.
- Your vehicle has been damaged due
to an accident or other causes.
- Bumper height or rear ultrasonic
sensor installation locations have
been modified.
- Rear view camera or rear ultrasonic
sensor(s) is damaged.
- Rear view camera or rear ultrasonic
sensor(s) is covered or blocked with
snow, water, or dirt.
- The surrounding is very bright or dark.
- The weather is very hot or cold.
- The wind speed is either greater
than 12 mph (20 km/h) or blowing
perpendicular to the rear bumper.
- Objects generating excessive
noise, such as vehicle horns, loud
motorcycle engines, or truck air
brakes, are near your vehicle.
- An ultrasonic sensor with similar
frequency is near your vehicle.
- The road is slippery or inclined.
- There is elevation difference between
your vehicle and the pedestrian.
- The pedestrian blends into the
background when seen from the rear
view camera.
- The pedestrian is near the rear edge of
your vehicle.
- The pedestrian is not standing upright.
- The pedestrian is very short or tall.
- The pedestrian is wearing clothing
that easily blends into the
background, making them 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 (e.g., pole, bush, curbs,
carts, edge of a wall, etc.).
- The pedestrian or object is moving
very quickly.
- The pedestrian or object is very close
to the rear of your vehicle.
- There is a wall is behind the
pedestrian or object.
- The object is not located at the rear
center of your vehicle.
- The object is not parallel to the rear
bumper.
- The road is slippery or inclined.
- The pedestrian is in a state that is
difficult detect.
- You back up the vehicle immediately
after shifting to R (Reverse).
- You accelerate your vehicle or drive in
circles.
Reverse Parking Collision-Avoidance
Assist may unnecessarily warn you
or assist braking even if there are no
pedestrians or objects if:
- Any non-factory equipment or
accessory is installed on the rear of
your vehicle.
- Your vehicle has been damaged due
to an accident or other causes.
- Bumper height or rear ultrasonic
sensor installation locations have
been modified.
- Your vehicle height is lower or higher
than normal due to heavy loads,
abnormal tire pressure, etc.
- Rear view camera or rear ultrasonic
sensor(s) is covered or blocked with
snow, water, or dirt.
- The pattern on the road is mistaken
for a pedestrian.
- There are shadows or light reflecting
on the ground.
- Objects generating excessive
noise, such as vehicle horns, loud
motorcycle engines, or truck air
brakes, are near your vehicle.
- Your vehicle is backing toward a
narrow passage or parking space.
- Your vehicle is backing towards an
uneven road surface, such as unpaved
road, gravel, bump, gradient, etc.
- A trailer or hitch mounted carrier is
installed on the rear of your vehicle.
- An ultrasonic sensor with similar
frequency is near your vehicle.
- Pedestrians or objects are near the
path of your vehicle.
- The pedestrian or object is moving
very quickly.
- You accelerate your vehicle or drive in
circles.
WARNING
Reverse Parking Collision-Avoidance
Assist may not operate in all situations
and cannot avoid all collisions.
To prevent serious injury or death:
- Always pay attention to road and
traffic conditions while driving. Brake
as needed to avoid collisions. Do
not solely rely on Reverse Parking
Collision-Avoidance Assist.
- Always look around your vehicle to
make sure there are no pedestrians or
objects before parking.
- The performance of Reverse Parking
Collision-Avoidance Assist may
differ under certain conditions. If
your vehicle speed is greater than
2 mph (4 km/h), Reverse Parking
Collision- Avoidance Assist provides
collision avoidance assist only when
pedestrians are detected.
- Some objects may not be detected by
the rear ultrasonic sensors due to the
object's distance, size, or material.
WARNING
- Noise may be heard when sudden
braking occurs to avoid a collision.
- When other system’s warning
message appears or audible warning
is heard, Reverse Parking Collision-
Avoidance Assist may not warn you.
- You may not hear the audible
warning of Reverse Parking Collision-
Avoidance Assist if the surrounding
environment is too noisy.
- Reverse Parking Collision-Avoidance
Assist may not work properly if the
bumper has been damaged, replaced,
or repaired.
- Reverse Parking Collision-Avoidance
Assist may not operate normally if
there is interference from strong
electromagnetic waves.
- Turn off Reverse Parking Collision-
Avoidance Assist when towing a
trailer. If towing and moving in
reverse, Reverse Parking Collision-
Avoidance Assist activates when it
detects a trailer.
- The brake control may not operate
properly depending on the status of
ESC (Electronic Stability Control).
There is only a warning when:
- The ESC (Electronic Stability
Control) warning light is on.
- ESC (Electronic Stability Control) is
controlling the brake force to the
wheels.
- Check the brake fluid and brake pad
condition periodically. Depending
on the condition, brake operation
performance may reduce.
Information
Reverse Parking Collision-Avoidance
Assist can detect a pedestrian or an
object when:
- A pedestrian is standing behind the
vehicle.
- A large obstacle, such as a vehicle,
is parked in the rear center of your
vehicle.
If Rear Active Assist or Rear Warning
Only is selected from the settings menu,
Reverse Parking Collision-Avoidance
Assist is in ready status when all of the
following conditions are met:
T ...
Remote Smart Parking Assist uses the
ultrasonic sensors for the front, front
side, rear side, and rear of your vehicle to
enter and exit parking spaces remotely
from outside your vehicle.
...
Other information:
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Contact an authorized HYUNDAI dealer.
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