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:
Safety precautions
WARNING
Bulbs may become very hot while
illuminated. Before replacing bulbs,
turn off the lights and wait until the
bulbs cool down. Otherwise, there is
a risk of sustaining a burn injury.
CAUTION
Replace any bulb only with a new
bulb of the specified wattage...
Before going down a steep hill, slow
down and shift to a lower gear (if necessary,
use 1st gear) in order to utilize the
engine braking effect and prevent overheating
of your vehicle’s brakes. Do not
make sudden downshifts.
When driving uphill in hot weather, the
air conditioner may turn off automatically
to protect the engine from overheating...