Operating Conditions - Subaru WRX Owner's Manual

Detecting range
1) Detecting range (width): Approximately 6
in (15 cm) outside of the vehicle width
2) Range that the system cannot detect:
Approximately 20 in (50 cm) behind the
rear of the vehicle
3) Detecting range (length): Approximately
5 ft (1.5 m) from the rear of the vehicle
WARNING
If your vehicle is trapped on a rail-
road crossing and you are trying to
escape by reversing through the
crossing gate, the system may re-
cognize the crossing gate as an
obstacle and the brakes may acti-
vate. In this case, remain calm and
either continue to depress the accel-
erator pedal or cancel the system.
Starting and operating/Reverse Automatic Braking System
To cancel the system, refer to Can-
celing the Reverse Automatic Brak-
ing system operation 7-70.

Operating conditions

The Reverse Automatic Braking system
will operate when all of the following
conditions are met.
. The ignition switch is in the ON
position
. The EyeSight warning indicator is off
. The Reverse Automatic Braking fail
indicator is off
. HALT (Reverse Automatic Braking
system OFF) indicator is off
. The Reverse Automatic Braking sys-
tem is set to on
. The select lever is in the R position
. The vehicle speed is between 1 to 9
mph (1.5 to 15 km/h)
NOTE
. When the Reverse Automatic Brak-
ing fail indicator is illuminated, the
Reverse Automatic Braking system
cannot be operated. Promptly contact
a SUBARU dealer to have the system
inspected.
. When the Reverse Automatic Brak-
ing system OFF indicator is illumi-
nated, the Reverse Automatic Braking
system cannot be operated.
. In the following cases, the system
may not be able to properly detect an
obstacle. Promptly contact a SUBARU
dealer to have the system inspected.
A sticker, paint, or a chemical is
applied to the rear bumper near the
sonar sensor
The rear bumper is modified
The rear bumper has been re-
moved and reattached
The ground clearance is changed
due to the vehicle s loading condi-
tion or modification
Ice, snow or mud is adhered to
the rear bumper near the sonar
sensor
The rear bumper is exposed to
strong impact, or the rear bumper is
deformed
. On a steep hill, the system s auto-
matic braking ability will be reduced.
. The system is designed to avoid
collisions by automatic hard braking
when the vehicle s reversing speed is
less than approximately 3 mph (5
km/h). However, the system does not
guarantee that the vehicle will be able
to avoid collisions in any situation.
. If the vehicle is reversed at an
extremely slow speed, the driver s
CONTINUED
7-65