When The Trac/Vsc/Abs Systems Are Operating - Lexus LS500 Owner's Manual

vehicle speed and that helps reduce
the possibility of further damage due to
a secondary collision.
TRAC (Traction Control)
■
Helps to maintain drive power and pre-
vent the drive wheels from spinning
when starting the vehicle or accelerat-
ing on slippery roads
Hill-start assist control
■
Helps to reduce the backward move-
ment of the vehicle when starting on an
uphill
VGRS (Variable Gear Ratio Steer-
■
ing) (if equipped)
Adjusts the front wheel turning angle in
accordance with the vehicle speed and
steering wheel movement
DRS (Dynamic Rear Steering) (if
■
equipped)
Contributes to the turning characteris-
tics and responsiveness of the vehicle
by adjusting the rear wheel angle of the
vehicle in accordance with steering
wheel movement.
EPS (Electric Power Steering)
■
Employs an electric motor to reduce
the amount of effort needed to turn the
steering wheel.
Adaptive Variable Suspension Sys-
■
tem
By independently controlling the
damping force of the shock absorbers
for each of the 4 wheels according to
the road and driving conditions, this
system helps riding comfort with supe-
rior vehicle stability, and helps good
LS500h_OM_OM50F42U_(U)
4-5. Using the driving support systems
vehicle posture.
Also, the damping force changes
depending on the selected driving
mode. (→P.298)
LDH (Lexus Dynamic Handling
■
system) (if equipped)
Provides integrated control of the
VGRS, DRS and EPS. Contributes to
turning characteristics at low speeds,
responsiveness at medium speeds and
safety at high speeds by controlling the
steering angle of the front and rear
wheels in accordance with the steering
wheel operation and vehicle speed.
VDIM (Vehicle Dynamics Inte-
■
grated Management)
Provides integrated control of the
ABS, brake assist, TRAC, VSC,
hill-start assist control, EPS, VGRS (if
equipped), DRS (if equipped) and
Adaptive Variable Suspension System
Helps to maintain vehicle stability when
swerving on slippery road surfaces by
controlling the brakes, hybrid system
output, steering assist, and steering
ratio
When the TRAC/VSC/ABS systems are
■
operating
The slip indicator light will flash while the
TRAC/VSC/ABS systems are operating.
303
4