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Hyundai Tucson: Rear Cross-Traffic Collision-Avoidance Assist (RCCA)

Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Owner's Manual / Driver assistance system / Rear Cross-Traffic Collision-Avoidance Assist (RCCA)

Rear Cross-Traffic Collision-Avoidance Assist is designed to help detect vehicles approaching from the left and right side while your vehicle is reversing, and warn the driver that a collision is imminent with a warning message and an audible warning. Also, braking is assisted to help prevent a collision.

[A] : Rear Cross-Traffic Collision Warning operating

[A] : Rear Cross-Traffic Collision Warning operating range,

[B] : Rear Cross-Traffic Collision-Avoidance Assist operating range

CAUTION

The time of warning may vary depending on vehicle speed of the approaching vehicle.

Information

In the following text, Rear Cross-Traffic Collision Warning and Rear Cross-Traffic Collision-Avoidance Assist will be referred as Rear Cross-Traffic Safety system.

Detecting sensor

[1] : Rear corner radar

[1] : Rear corner radar

Refer to the picture above for the detailed location of the detecting sensors.

Information

For more details on the precautions of the rear corner radar, refer to "Blind-Spot Collision-Avoidance Assist (BCA)" section in chapter 7.

Rear Cross-Traffic Safety System Settings

Setting features

Rear Cross-Traffic Safety

With the engine on, select 'Driver

With the engine on, select 'Driver Assistance → Parking Safety → Rear Cross- Traffic Safety' from the Settings menu to turn on Rear Cross-Traffic Safety system and deselect to turn off the system.

WARNING

When the engine is restarted, Rear Cross-Traffic Safety system will always turn on. However, if 'Off' is selected after the engine is restarted, the driver should always be aware of the surroundings and drive safely.

Information

Settings for Rear Cross-Traffic Safety system include Rear Cross-Traffic Collision Warning and Rear Cross-Traffic Collision-Avoidance Assist.

Warning Timing

With the engine on, select 'Driver

With the engine on, select 'Driver Assistance → Warning Timing' from the Settings menu to change the initial warning activation time for Rear Cross- Traffic Safety system.

When the vehicle is first delivered, Warning Timing is set to 'Normal'. If you change the Warning Timing, the warning time of other Driver Assistance systems may change.

Warning Volume

With the engine on, select 'Driver

With the engine on, select 'Driver Assistance → Warning Volume' from the Settings menu to change the Warning Volume to 'High', 'Medium' or 'Low' for Rear Cross-Traffic Safety system.

If you change the Warning Volume, the Warning Volume of other Driver Assistance systems may change.

CAUTION

  • The setting of the Warning Timing and Warning Volume applies to all functions of the Rear Collision- Avoidance Assist.
  • Even though 'Normal' is selected for Warning Timing, if the vehicles from the left and right side approaches at high speed, the initial warning activation time may seem late.
  • Select 'Late' for Warning Timing when traffic is light and when driving speed is slow.

Information

If the engine is restarted, Warning Timing and Warning Volume will maintain the last setting.

Rear Cross-Traffic Safety System Operation

Warning and control

Rear Cross-Traffic Safety system will warn and control the vehicle depending on the collision risk level : 'Collision Warning', 'Emergency Braking' and 'Stopping vehicle and ending brake control'.

Collision Warning

  • To warn the driver of an approaching vehicle from the rear left/right side of your vehicle, the warning light on the side view mirror will blink and a warning will appear on the cluster. At the same time, an audible warning will sound. If Rear View Monitor is operating, a warning will also appear on the infotainment system screen.

Rear Cross-Traffic Safety system will operate when all the following conditions are satisfied:

  • The gear is shifted to R (Reverse)
  • Vehicle speed is below 5 mph (8 km/h)
  •  The approaching vehicle is within approximately 82 ft. (25 m) from the left or right side of your vehicle
  • The speed of the vehicle approaching from the left and right is above 3 mph (5 km/h)

Information

If the operating conditions are satisfied, there will be a warning whenever the vehicle approaches from the left or right side even though your vehicle speed is 0 mph (0 km/h).

Emergency Braking

  • To warn the driver of an approaching vehicle from the rear left/right side of your vehicle, the warning light on the side view mirror will blink and, the 'Emergency Braking' warning message will appear on the cluster.

    At the same time, an audible warning will sound. If Rear View Monitor is operating, a warning will also appear on the infotainment system screen.

Rear Cross-Traffic Safety system will operate when all the following conditions are satisfied:

  • The gear is shifted to R (Reverse)
  • Vehicle speed is below 5 mph (8 km/h)
  • The approaching vehicle is within approximately 5 ft. (1.5 m) from the left or right side of your vehicle
  • The speed of the vehicle approaching from the left and right is above 3 mph (5 km/h)

Emergency braking will be assisted to help prevent collision with approaching vehicles from the left and right.

WARNING

Brake control will end when:

  • The approaching vehicle is out of the detecting range
  • The approaching vehicle passes behind your vehicle
  • The approaching vehicle does not drive toward your vehicle
  • The approaching vehicle speed slows down
  • The driver depresses the brake pedal with sufficient power

Stopping vehicle and ending brake control

  • When the vehicle is stopped due to emergency braking, the 'Drive carefully' warning message will appear on the cluster.
  • For your safety, the driver should depress the brake pedal immediately and check the surroundings.
  • Brake control will end after the vehicle is stopped by emergency braking for approximately 2 seconds.
  • During emergency braking, braking control by Rear Cross-Traffic Safety system will automatically cancel when the driver excessively depresses the brake pedal.

WARNING

Take the following precautions when using Rear Cross-Traffic Safety system:

  • For your safety, change the Settings after parking the vehicle at a safe location.
  • If any other system's warning message is displayed or audible warning is generated, Rear Cross- Traffic Safety system's warning message may not be displayed and audible warning may not be generated.
  • You may not hear the warning sound of Rear Cross-Traffic Safety system if the surrounding is noisy.
  • Rear Cross-Traffic Safety system may not operate if the driver applies the brake pedal to avoid collision.
  • During Rear Cross-Traffic Safety system operation, the vehicle may stop suddenly injuring passengers and shifting loose objects. Always have the seat belt on and keep loose objects secured.
  • Even if there is a problem with Rear Cross-Traffic Safety system, the vehicle's basic braking performance will operate normally.
  • When Rear Cross-Traffic Safety system is operating, braking control by the system will automatically cancel when the driver excessively depresses the accelerator pedal.
  • Rear Cross-Traffic Safety system does not operate in all situations or cannot avoid all collisions.
  • Rear Cross-Traffic Safety system may warn the driver late or may not warn the driver depending on the road and driving conditions.
  • The driver is solely responsible to operate the vehicle in a safe manner.

    Do not solely depend on Rear Cross-Traffic Safety system. Rather, maintain a safe braking distance, and if necessary, depress the brake pedal to reduce driving speed or to stop the vehicle.

  • Never deliberately operate Rear Cross-Traffic Safety system on people, animal, objects, etc. It may cause serious injury or death.

CAUTION

The brake control may not operate properly depending on the status of ESC (Electronic Stability Control).

There will only be a warning when:

  • The ESC (Electronic Stability Control) warning light is on
  • ESC (Electronic Stability Control) is engaged in a different function

Information

If the system assists you with braking, the driver must immediately depress the brake pedal and check vehicle surroundings.

  • Brake control will end when the driver depresses the brake pedal with sufficient power.
  • After shifting the gear to R (Reverse), braking control will operate once for left and right vehicle approach.

Rear Cross-Traffic Safety System Malfunction and Limitations

Rear Cross-Traffic Safety system malfunction

When Rear Cross-Traffic Safety system

When Rear Cross-Traffic Safety system is not working properly, the 'Check Rear Cross-Traffic Safety system(s)' warning message will appear on the cluster, and the system will turn off automatically or the system will be limited. Have the vehicle inspected by an authorized HYUNDAI dealer.

When the side view mirror warning light

When the side view mirror warning light is not working properly, the 'Check side view mirror warning light' (or 'Check outside mirror warning icon') warning message will appear on the cluster. Have the vehicle inspected by an authorized HYUNDAI dealer.

Rear Cross-Traffic Safety system disabled

When the rear bumper around the rearside

When the rear bumper around the rearside radar or sensor is covered with foreign material, such as snow or rain, or installing a trailer or carrier, it can reduce the detecting performance and temporarily limit or disable Rear Cross- Traffic Safety system.

If this occurs, the 'Rear Cross-Traffic Safety system disabled. Radar blocked' (or 'Rear cross-traffic safety functions disabled. Radar blocked') warning message will appear on the cluster.

Rear Cross-Traffic Safety system will operate normally when such foreign material or trailer, etc. is removed.

If Rear Cross-Traffic Safety system does not operate normally after it is removed, have the vehicle inspected by an authorized HYUNDAI dealer.

WARNING

  • Even though the warning message does not appear on the cluster, Rear Cross-Traffic Safety system may not operate properly.
  • Rear Cross-Traffic Safety system may not operate properly in an area (for example: open terrain), where any substance are not detected after turning ON the engine.

CAUTION

Turn off Rear Cross-Traffic Safety system to install a trailer, carrier, etc., or remove the trailer, carrier, etc. to use Rear Cross-Traffic Safety system.

Limitations of Rear Cross-Traffic Safety system

Rear Cross-Traffic Safety system may not operate normally, or the system may operate unexpectedly under the following circumstances:

  • Departing from where trees or grass are overgrown
  • Departing from where roads are wet
  • Speed of the approaching vehicle is fast or slow

Braking control may not work, driver's attention is required in the following circumstances:

  • The vehicle severely vibrates while driving over a bumpy road, uneven road or concrete patch
  • Driving on a slippery surface due to snow, water puddle, ice, etc.
  • The tire pressure is low or a tire is damaged
  • The brake is reworked
  • Remote Smart Parking Assist is operating (if equipped)

Information

For more details on the limitations of the rear corner radar, refer to "Blind-Spot Collision-Avoidance Assist (BCA)" section in chapter 7.

WARNING

  • Driving near a vehicle or structure

[A] : Structure

[A] : Structure

Rear Cross-Traffic Safety system may be limited when driving near a vehicle or structure, and may not detect the vehicle approaching from the left or right. If this occurs, the system may not warn the driver or control the brakes when necessary.

Always check your surroundings while backing up.

  • When the vehicle is in a complex parking environment

Rear Cross-Traffic Safety system may

Rear Cross-Traffic Safety system may detect vehicles which are parking or pulling out near your vehicle (for example: a vehicle leaving beside your vehicle, a vehicle parking or pulling out in the rear area, a vehicle approaching your vehicle making a turn, etc.). If this occurs, the system may unnecessarily warn the driver and control the brake.

Always check your surroundings while backing up.

  • When the vehicle is parked diagonally

[A] : Vehicle

[A] : Vehicle

Rear Cross-Traffic Safety system may be limited when backing up diagonally, and may not detect the vehicle approaching from the left or right. If this occurs, the system may not warn the driver or control the brakes when necessary.

Always check your surroundings while backing up.

  • When the vehicle is on or near a slope

Rear Cross-Traffic Safety system

Rear Cross-Traffic Safety system may be limited when the vehicle is on a uphill or downhill slope, or near it, and may not detect the vehicle approaching from the left or right. If this occurs, the system may not warn the driver or control the brakes when necessary.

Always check your surroundings while backing up.

  • Pulling into the parking space where there is a structure

[A] : Structure, [B] :Wall

[A] : Structure, [B] :Wall

Rear Cross-Traffic Safety system may detect vehicles passing by in front of you when parking in reverse into a parking space with a wall or structure in the rear or side area. If this occurs, the system may unnecessarily warn the driver and control the brake.

Always check your surroundings while backing up.

  • When the vehicle is parked rearward

Rear Cross-Traffic Safety system may

Rear Cross-Traffic Safety system may detect vehicles passing by behind you when parking in reverse into a parking space. If this occurs, the system may unnecessarily warn the driver and control the brake.

Always check your surroundings while backing up.

WARNING

  • When you are towing a trailer or another vehicle, we recommend that Rear Cross-Traffic Safety system is turned off due to safety reasons.
  • Rear Cross-Traffic Safety system may not operate normally if interfered by strong electromagnetic waves.
  • Rear Cross-Traffic Safety system may not operate for 3 seconds after the vehicle is started, or the rear corner radars are initialized.

Information

This device complies with Part 15 of the FCC rules.

Operation is subject to the following three conditions:

  1. This device may not cause harmful interference, and
  2. This device must accept any interference received, including interference that may cause undesired operation.
  3. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the device.

Information

Radio frequency radiation exposure information: This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.

This equipment should be installed and operated with minimum distance of 8 in.

(20 cm) between the radiator (antenna) and your body.

This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter.

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