Subaru Forester: Reverse Automatic Braking (RAB) system (if equipped) / Reverse Automatic Braking (RAB) system overview
The system detects objects using sonar
sensors installed in the rear bumper.
- If the system determines a possible
collision with an object in the reversing
direction, automatic deceleration will be
activated. Also, beeping sounds will activate.
- If the vehicle is further reversed, automatic
hard braking will be applied and a
continuous beeping sound will activate.

- When reversing
- When either strong automatic braking or
torque control is applied to prevent
collision (in this case, short warning
beeps or continuous warning beeps will
sound)
- When the vehicle is stopped by the
system (in this case, the continuous
beep will remain sounding)
- Object (e.g., a wall)
Detecting range (width): Approximately 6
in (15 cm) outside of the vehicle width
Range that the system cannot detect:
Approximately 20 in (50 cm) behind the
rear of the vehicle
Detecting range (length): Approximately
5 ft (1...
Other information:
WARNING
Perform registration, retrieving, or
delete of the seat position and outside
mirror angle before beginning
driving. There is the risk of an
accident if registration, retrieving,
or delete is performed while driving.
When a user is registered, it is possible to
retrieve the following settings...
CAUTION
If the accelerator and brake pedals
are depressed at the same time,
driving torque may be restrained.
This is not a malfunction.
Always apply the foot or parking brake
when the vehicle is stopped in the “D” or
“R” position.
Make sure to apply the parking brake
when parking your vehicle...