Starting and operating -> ABS for your Subaru Forester 2019-2024
ABS (Anti-lock Brake System)
334
If a squeaking or scraping noise is heard
from the disc brakes while braking, im-
mediately have your vehicle checked by
your SUBARU dealer.
7-11. ABS (Anti-lock Brake
System)
CAUTION
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The ABS does not always de-
crease stopping distance. You
should always maintain a safe
following distance from other
vehicles.
The ABS prevents the lock-up of wheels
which may occur during sudden braking or
braking on slippery road surfaces. This
helps prevent the loss of steering control
and directional stability caused by wheel
lock-up.
When driving on badly surfaced
roads, gravel roads, icy roads, or
over newly fallen snow, stopping
distances may be longer for a
vehicle with the ABS than one
without. Therefore, when driving
under these conditions, reduce
your speed and leave ample dis-
tance from other vehicles.
When the ABS is operating, you may hear
a chattering noise or feel a slight vibration
in the brake pedal. This is normal when the
ABS operates.
The ABS will not operate when the vehicle
speed is below approximately 6 mph (10
km/h).
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When tire chains are installed,
stopping distances may be long-
er for a vehicle with the ABS than
one without. Be sure to reduce
your speed and maintain a safe
distance from the vehicle in front.
WARNING
Always use the utmost care in driv-
ing – overconfidence because you
are driving a vehicle with the ABS
could easily lead to a serious acci-
dent.
When you feel the ABS operating,
you should maintain constant
brake pedal pressure. Do not
pump the brake pedal since
doing so may defeat the opera-
tion of the ABS.
Electronic Brake Force Distribution (EBD) system 335
& ABS self-check
& If EBD system malfunctions
7-12. Electronic Brake Force
Distribution (EBD) system
Just after the vehicle is started, you may
feel on the brake pedal a vibration similar
to when the ABS operates, and you may
also hear the sound of the ABS working
from the engine compartment. This is
caused by an automatic functional test of
the ABS being carried out and does not
indicate a malfunction.
The EBD system maximizes the effective-
ness of the brakes by allowing the rear
brakes to supply a greater proportion of the
braking force. It functions by adjusting the
distribution of braking force to the rear
wheels in accordance with the vehicle’s
loading condition and speed.
The EBD system is an integral part of the
ABS and uses some of the ABS compo-
nents to perform its function of optimizing
the distribution of braking force. If any of
the ABS components used by the EBD
system malfunction, the EBD system also
stops working.
& ABS warning light
Refer to “ABS warning light” �P177.
If a malfunction occurs in the EBD system,
the system stops working and the following
warning lights illuminate simultaneously.
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Brake system warning light
ABS warning light
Vehicle Dynamics Control warning light
When the EBD system is operating, you
may hear a chattering noise or feel a slight
vibration in the brake pedal. This is normal
and does not indicate a malfunction.
If all of the warning lights remain on even
though the parking brake is released, the
brake fluid level may be low or there could
be a problem with the EBD system. Park
the vehicle in a safe place immediately and
contact a Subaru dealer.
– CONTINUED –





