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:
NOTE
When the vehicle is stopped and the
driver’s door is opened and closed, the
Driver Monitoring System automatically
turns ON regardless of the pushbutton
ignition switch status.
After the Driver Monitoring System
was turned OFF, if the Driver Monitoring
System is turned ON while the driver’s
door is open, user recognition may not
occur correctly...
Access key fob
Lock button
An access key fob can be used as the
remote engine start transmitter. Operate
the lock button to start or stop the engine
as follows.
Before starting the engine
Before using the remote engine start
system to start the engine, confirm the
following conditions...