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Understanding the Vehicle
sloping down. The system will release
brake pressure proportionally to the
amount of throttle/torque applied
as the vehicle starts to move in the
chosen direction.
HSA Activation Criteria
The following criteria must be met in
order for HSA to activate:
• vehicle is stationary.
• gear selection matches vehicle uphill
direction (i.e., vehicle facing uphill
is in forward gear; vehicle backing
uphill is in reverse gear).
HSA will work in R (Reverse) and all
forward gears when the activation
criteria have been met.
The system will not activate if the
transmission is placed in N (Neutral) or
P (Park) mode.
Active Steering Torque (AST)
The AST function integrates the ESC
system with the electric power steering
to increase the safety level of the
whole vehicle.
In critical situations (braking
on surfaces with different grip
conditions), through the AST function,
the ESC system controls the steering
to implement an additional torque
contribution on the steering wheel, to
suggest the most correct manoeuvre to
the driver.
The coordinated action of the brakes
and steering increases the sensation of
safety and control of the car.
Limited Slip Differential
(LSD)
In standard configuration the car is
equipped with transmission with a
mechanical Limited Slip Differential
(LSD). An electronic version of the LSD
is available as an optional.
Mechanical Limited Slip
Differential
The mechanical self-locking
differential is used to limit the
wheelspin of the internal wheel when
accelerating out of corners and to
stabilize the rear axle when braking.
Electronic Limited Slip
Differential
With the electronic self-locking
differential the lock percentage is not
fixed but varies progressively with a
continuous control from 0 - 100 %.
The locking percentage is managed
by electro-hydraulic actuators
controlled by an electronic control unit
integrated in the vehicle’s dynamics
control system.
On the basis of the information
received from the engine,
transmission, steering, and brake
sensors it decides both when and how
Summary of Contents for MC20 2022
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Page 5: ...MC20 Owner s Manual ...
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Page 22: ...18 Introduction ...
Page 102: ...98 Before Driving ...
Page 230: ...226 In an Emergency ...
Page 264: ...260 Maintenance and Care ...
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