Get Starting and operating -> Reverse Automatic Braking System (if equipped) Guide for Subaru XV SUV Second Generation (2017-2022)

7-61

Starting and operating/Reverse Automatic Braking System

Reverse Automatic Braking

sensor becomes misaligned, a system

detect people (including chil-

malfunction may occur, including the in-

dren), animals or other moving

System (if equipped)

ability to detect vehicles entering the

objects.

S07BN

detection areas. If any strong shock is

. Depending on the vehicle condi-

Reverse Automatic Braking is a system

applied to the bumper, be sure to contact

tion or the surrounding environ-

designed to help avoid collisions or reduce

your SUBARU dealer for inspection.

ment, the sonar sensor9s ability

collision damage when reversing the

. Do not disassemble the radar sensors.

to detect objects may be compro-

vehicle. If a wall or an obstacle is detected

mised.

NOTE

in the reversing direction, the system will

notify the driver with a warning sound and

If the radar sensors require repair or

may activate the vehicle9s brakes auto-

NOTE

replacement, or the bumper area

matically.

around the radar sensors requires

The Reverse Automatic Braking Sys-

repair, paintwork or replacement, con-

tem records and stores the following

WARNING

tact your SUBARU dealer for assis-

data when automatic braking operates.

tance.

It does not record conversations, per-

. Reverse Automatic Braking is not

sonal information or other audio data.

a system intended to replace the

driver9s responsibility to check

. Distance from the object

surrounding areas for vehicles or

. Vehicle speed

obstacles to avoid a collision.

. Accelerator pedal operation status

. Brake pedal operation status

. The driver is responsible for driv-

. Select lever position

ing safely. Always be sure to

. Outside temperature

check the surroundings visually

. The sensitivity setting of the sonar

when reversing the vehicle.

sensors

. Since the system operation has

various limitations, the warning

SUBARU and third parties contracted

sound or automatic braking may

by SUBARU may acquire and use the

be delayed or may not operate at

recorded data for the purpose of vehi-

all even when an obstacle is

cle research and development.

present in the reversing direc-

SUBARU and third parties contracted

tion.

by SUBARU will not disclose or provide

the acquired data to any other third

. The system is not designed to

3 CONTINUED 3

7-62

Starting and operating/Reverse Automatic Braking System

party except under the following con-

! Detecting range

cancel the system, refer to <Cancel-

ditions.

S07BN0101

ing the Reverse Automatic Braking

system operation= F7-67.

. The vehicle owner has given his/her

consent.

. The disclosure/provision is based

& Operating conditions

on a court order or other legally en-

forceable request.

S07BN02

The Reverse Automatic Braking system

. Data that has been modified so that

will operate when all of the following

the user and vehicle cannot be identi-

conditions are met.

fied is provided to a research institution

for statistical processing or similar

purposes.

& Reverse Automatic Braking

System overview

Detecting range (width): Approximately 6

in (15 cm) outside of the vehicle width

S07BN01

The system detects objects using sonar

Range that the system cannot detect:

sensors installed in the rear bumper.

Approximately 20 in (50 cm) behind the

rear of the vehicle

. If the system determines a possible

Detecting range (length): Approximately

collision with an object in the reversing

5 ft (1.5 m) from the rear of the vehicle

direction, automatic deceleration will be

activated. Also, beeping sounds will acti-

WARNING

vate.

EyeSight warning indicator

. If the vehicle is further reversed, auto-

If your vehicle is trapped on a rail-

RAB warning indicator

matic hard braking will be applied and a

RAB OFF indicator

road crossing and you are trying to

continuous beeping sound will activate.

escape by reversing through the

. The ignition switch is in the <ON=

crossing gate, the system may re-

position

cognize the crossing gate as an

. The EyeSight warning indicator is off

obstacle and the brake may activate.

. The RAB warning indicator is off

In this case, remain calm and either

. HALT (RAB OFF) indicator is off

continue to depress the accelerator

. The Reverse Automatic Braking sys-

pedal or cancel the system. To

7-63

Starting and operating/Reverse Automatic Braking System

tem is set to on

the rear bumper near the sonar

not reflect the sound wave emitted

sensor

from the sonar sensor

. The select lever is in the <R= position

3 The rear bumper is exposed to

3 Objects that are too close to the

. The vehicle speed is between 1 to 9

strong impact, or the rear bumper is

rear bumper when the select lever is

mph (1.5 to 15 km/h)

deformed

set to the <R= position

NOTE

. When the 8-inch audio/navigation

3 Objects with a surface which may

system is performing a software up-

not reflect the sound wave emitted

. In the following cases, the Reverse

date, the Reverse Automatic Braking

from the sonar sensor such as a

Automatic braking system will not

System may not display the following

chain link fence.

operate. Promptly contact a SUBARU

items on the audio/navigation screen

dealer to have the system inspected.

. Objects the system is not designed

until the update is complete.

to detect

3 The EyeSight warning indicator

3 Display Icon on/off Function

is illuminated

3 Pedestrians

3 Distance Indicator Image

3 The Reverse Automatic Braking

3 Moving objects including moving

fail indicator is illuminated

3 Warning Message

vehicles

. When the Reverse Automatic Brak-

. On a steep hill, the system9s auto-

3 Objects which absorb sound

ing system OFF indicator is illumi-

matic braking ability will be reduced.

waves such as cloth or snow

nated, the Reverse Automatic braking

. The system is designed to avoid

3 Objects whose surface has a

system cannot be operated.

collisions by automatic hard braking

diagonal angle

. In the following cases, the system

when the vehicle9s reversing speed is

3 Objects that are low to the ground

may not be able to properly detect an

less than approximately 3 mph (5 km/h).

such as parking blocks

obstacle. Promptly contact a SUBARU

However, the system does not guaran-

3 Objects that are high above the

dealer to have the system inspected.

tee that the vehicle will be able to avoid

ground such as objects hanging

collisions in any situation.

3 A sticker, paint, or a chemical is

from above

. If the vehicle is reversed at an

applied to the rear bumper near the

. The system may not be able to

extremely slow speed, the driver9s

sonar sensor

properly detect objects or may cause

operation may be prioritized. In this

3 The rear bumper is modified

a system malfunction when the follow-

case, automatic braking will not oper-

3 The rear bumper has been re-

ing conditions exist

ate.

moved and reattached

. The system may not be able to detect

High frequency sound from other

3 The ground clearance is changed

the following objects

sources are nearby

due to the vehicle9s loading condi-

3 Sharp or thin objects such as

3 Horn sound from another vehicle

tion or modification

poles, fences and ropes which may

3 Engine sound from other vehi-

3 Ice, snow or mud is adhered to

3 CONTINUED 3

7-64

Starting and operating/Reverse Automatic Braking System

cles

are attached

3 Sound of an air brake

Vehicle conditions

3 Vehicle detection equipment or a

3 The vehicle is significantly in-

sonar from another vehicle

clined

3 A sound wave with a frequency

3 The ground clearance is signifi-

similar to the vehicle9s system is

cantly reduced due to the vehicle9s

transmitted nearby

loading condition, etc.

3 A vehicle equipped with the same

3 When the sonar sensor is mis-

system is reversing toward your

aligned due to a collision or an

reversing direction

accident

Weather conditions

Surrounding environment

3 Extremely high or extremely low

3 A cloth banner, flag, hanging

temperatures in which the area near

3 The path of the reversing direc-

branch or railroad crossing bars

the sonar sensor becomes too hot

tion is inclined such as on a steep

are present in the reversing direc-

or too cold to operate

uphill

tion

3 The rear bumper near the sonar

3 A curb is present in the reversing

3 When reversing on a gravel or

sensors is exposed to heavy rain or

direction

grassy area

a significant amount of water

3 When reversing downhill

3 When reversing in an area where

3 Fog, snow or sandstorm, etc.

objects or walls are adjacent to the

3 Air is moving rapidly such as

vehicle such as narrow tunnels,

when a strong wind is blowing

narrow bridges, narrow roads or

narrow garages

Parts attached to the rear bumper

3 Wheel tracks or a hole is present

near the sonar sensor

in the ground of the reversing

3 Commercial electronic parts (fog

direction

light, fender pole, radio antenna) or

3 When reversing over a drainage

commercial attachment parts (trai-

cover (grate cover)

ler hitch, bicycle carrier, bumper

guard) are attached

3 Parts that emit high frequency

sound, such as a horn or speaker,

7-65

Starting and operating/Reverse Automatic Braking System

& Reverse Automatic Braking

Guideline of detecting range

System operation

Alert level

Range of detected object*

Distance indicator

Alarm pattern

S07BN03

Long proximity (ob-

When the Reverse Automatic Braking

35 inches (90 cm) or more Green

No warning sound

ject detected)

System is in operation, the range between

the vehicle and the detected object will be

Medium proximity

alert (approaching the 28

to 35 inches (70 to 90

Yellow

Short beeps

indicated on the audio/navigation monitor.

cm)

object)

Also, warning sounds will activate in 3

Short proximity alert

levels to warn the driver of a potential

20 to 28 inches (50 to 70

(approaching closer

Orange

Rapid short beeps

collision.

cm)

to the object)

While the RAB is operating, a warning

Closest proximity

message is displayed on the audio/navi-

alert (too close to the 20 inches (50 cm) or less

Red

Continuous beep

gation monitor and the combination meter

object)

display (color LCD).

*: Range of detection may vary depending on the environmental condition.

3 CONTINUED 3

7-66

Starting and operating/Reverse Automatic Braking System

When an object is detected in the rever-

! Obstacle detected and alert level

sing direction, the range of detected object

S07BN0301

will be shown on the audio/navigation

monitor.

A warning alarm will sound and, depend-

ing on the speed, either torque control to

generate engine braking or automatic

braking will be applied.

! Object close behind warning

S07BN0302

Short proximity alert (approaching the

object closer)

Long proximity alert (object detected)

1) Orange: 20 to 28 inches (50 to 70 cm)

1) Green: 35 inches (90 cm) or more

Automatic braking warning

1) Warning message

If the vehicle continues to go in reverse,

the system may determine the risk of

collision with the object. In this case, short

warning beeps or continuous warning

beeps will sound and either strong auto-

Closest proximity alert (too close to the

Medium proximity alert (approaching the

object)

matic braking or torque control will be

object)

1) Red: 20 inches (50 cm) or less

applied to prevent collision.

1) Yellow: 28 to 35 inches (70 to 90 cm)

7-67

Starting and operating/Reverse Automatic Braking System

short beeps followed by a long beep)

! After the vehicle is stopped by the

! When the vehicle is being stopped

will activate to alert the driver that the

system

by the system

automatic will be released.

S07BN0304

S07BN0303

& Canceling the Reverse Auto-

matic Braking system opera-

tion

S07BN04

The Reverse Automatic Braking system

can be temporarily canceled by any of the

following operations.

. While the vehicle is stopped by the

operation of automatic braking, the brake

pedal is depressed

. While the vehicle is stopped by the

operation of automatic braking, the accel-

Depress brake pedal warning

Reverse Automatic Braking system OFF

indicator

erator pedal is depressed

1) Warning message

. The accelerator pedal is kept de-

After the brake pedal is depressed, the

Make sure to depress the brake pedal

pressed (In this case, limited acceleration

Reverse Automatic Braking system OFF

once the vehicle has been stopped by

will be canceled and the vehicle will

indicator will illuminate and the system will

automatic braking. Until the brake pedal is

continue reversing.)

temporarily stop operating. The Reverse

depressed, a message will be displayed

. The select lever is shifted to a position

Automatic Braking system OFF indicator

on the audio/navigation monitor and the

other than the <R= position

will turn off when the select lever is shifted

continuous beep will remain sounding.

to a position other than the <R= position.

At this time, a warning message is also

NOTE

The system will operate again the next

displayed on the combination meter dis-

The system will be canceled if the

time the select lever is shifted to <R=

play (color LCD).

object is no longer detected.

position.

NOTE

Automatic braking only holds the vehi-

cle for 2 seconds. Before the automatic

brake is released, a warning sound (3

3 CONTINUED 3

7-68

Starting and operating/Reverse Automatic Braking System

NOTE

& Reverse Automatic Braking

When the OFF setting is shown, the

system ON/OFF setting

corresponding setting is OFF.

. When the settings cannot be chan-

Touch and hold the OFF setting key to turn

ged, the ON/OFF setting key will be

S07BN05

While the select lever is shifted to the <R=

the setting ON.

grayed out.

position, the below functions of the Re-

. The ON/OFF setting key may be

verse Automatic Braking system can be

When the Reverse Automatic Braking

greyed out if the Reverse Automatic

set by operating the audio/navigation

system is turned OFF, the following in-

Braking system malfunctions, etc. In

monitor.

dicator will illuminate.

this case, turn the ignition switch to the

<LOCK=/<OFF= position and then turn it

to the <ON= position again. If the setting

cannot be changed even after turning

the ignition switch to the <ON= position

again, consult your SUBARU dealer.

. The settings will be restored as

follows when the select lever is shifted

to the <R= position next time.

3 Reverse Automatic Braking sys-

tem settings: default (ON setting)

3 Object detection warning beep-

ing sound: the setting selected by

operating the combination meter

ON setting key of Reverse Automatic

RAB OFF indicator: illuminates when the

display (color LCD)

Braking

Reverse Automatic Braking system is turned

OFF setting key of Reverse Automatic

OFF.

Also, the following settings can be chan-

Braking

ged by operating the combination meter

RAB OFF indicator will turn off when the

ON setting key of the object detection

display (color LCD).

Reverse Automatic Braking system is

warning beeping sound

. Warning volume

turned ON.

OFF setting key of the object detection

warning beeping sound

. Sonar audible alarm ON/OFF

When the ON setting key is shown, the

For details, refer to <Menu screens= F3-

corresponding setting is ON.

38.

Touch and hold the ON setting key to turn

the setting OFF.

7-69

Starting and operating/Reverse Automatic Braking System

& RAB warning indicator

& Handling of the sonar sen-

objects in the reversing direction. If any

sors

strong impact is applied to the rear

S07BN07

bumper, contact a SUBARU dealer to

S07BN06

The 4 sonar sensors are located in the rear

have the system inspected.

bumper. To ensure the proper operation of

. Do not disassemble the sonar sensors.

the Reverse Automatic Braking system,

observe the following precautions.

NOTE

If the sonar sensors require repair or

replacement, or if the area of the rear

bumper near the sonar sensors re-

quires repair, paintwork or replace-

ment, contact your SUBARU dealer for

assistance.

If the Reverse Automatic Braking System

malfunctions, the above indicator illumi-

nates on the combination meter. Contact

the nearest SUBARU dealer for details.

. Do not affix any stickers or other items

on the bumper surface near the sonar

sensors.

. Always keep the rear bumper surface

near the sonar sensors clean.

. Do not modify the rear bumper.

. Do not paint the bumper near the sonar

sensors.

. Do not apply strong impacts to the rear

bumper near the sonar sensors. If a sensor

becomes misaligned, a system malfunc-

tion may occur, including inability to detect

Starting and operating -> Reverse Automatic Braking System (if equipped) for Your Subaru XV SUV Second Generation (2017-2022)

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