5. Driving Directions
5.3 Service Electronic Brake System
5.3.1
Anti-Lock Braking System (ABS)
Anti-lock braking system (ABS) is an
important part of active safety system.
When ABS works, the friction between the
wheel and the road is rolling friction and favorable
for braking by making use of the maximum
adhesion between the wheel and road, thereby
improving the braking deceleration, shortening the
braking distance, and ensuring the direction
stability during braking.
The ABS operation is equivalent to snubbing
at a high frequency. The driver will feel the
vibration of brake pedal accompanied by the “tick”
sound produced by brake master cylinder operation
when depressing the brake pedal in emergency. In
this case, the ABS is in normal working state. Since
the brake master cylinder adjusts the brake
pressure constantly, a force will be fed back to the
brake pedal continuously. Therefore, in this case, it
is required to depress the brake pedal to the end,
and it is forbidden to depress the brake pedal
repeatedly.
As ABS is only the safety assistant system, its
function is very limited. For example, when making
a brake on sand and stone road or snowy road, it
may have a longer braking distance compared with
braking on concrete road or dry road. Don't take it
for granted that ABS can get ideal brake
performance in any situation. Therefore, do not rely
on these systems too much. Only safe driving is
the most important.
Under the following conditions, ABS will be
activated by depressing the brake pedal. It is
normal to feel vibration:
–
When shifting gears.
–
During emergency braking.
–
When turning at high speed.
–
When driving on slippery road.
–
When driving on projected or pit road.
–
When making sudden start after the vehicle is
started.
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