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vehicle posture.
Also, the damping force changes
depending on the selected driving
mode. (P.297)
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.
LS500h_OM_(U)_1810
4-5. Using the driving support systems
Disabling the TRAC system
■
If the vehicle gets stuck in mud, dirt or snow,
the TRAC system may reduce power from
the hybrid system to the wheels. Pressing
the
switch to turn the system off may
make it easier for you to rock the vehicle in
order to free it.
To turn the TRAC system off, quickly press
and release the
The "Traction Control Turned Off" will be
shown on the multi-information display.
Press the
switch again to turn the sys-
tem back on.
■
Disabling both TRAC and VSC systems
To turn the TRAC and VSC systems off,
press and hold the
than 3 seconds while the vehicle is stopped.
The VSC OFF indicator light will come on
and the "Traction Control Turned Off" will
be shown on the multi-information display.
Press the
switch again to turn the sys-
tem back on.
*
: On vehicles with PCS (Pre-Collision
System), PCS will also be disabled (only
Pre-Collision warning is available). The
PCS warning light will come on and a
message will be displayed on the
multi-information display. (P.222,
230)
When the message is displayed on the
■
multi-information display showing that
TRAC has been disabled even if the
switch has not been pressed
TRAC cannot be operated. Contact your
303
switch.
switch for more
*
4
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