Lexus LS 500 2019 Owner's Manual page 217

WARNING
When your vehicle is towing another
●
vehicle
When transporting the vehicle via
●
truck, boat, train or similar means of
transportation
When the vehicle is raised on a lift with
●
the engine running and the tires are
allowed to rotate freely
When inspecting the vehicle using a
●
drum tester such as a chassis dyna-
mometer or speedometer tester, or
when using an on vehicle wheel bal-
ancer
When a strong impact is applied to the
●
front bumper or front grille, due to an
accident or other reasons
If the vehicle cannot be driven in a sta-
●
ble manner, such as when the vehicle
has been in an accident or is malfunc-
tioning
When the vehicle is driven in a sporty
●
manner or off-road
When the tires are not properly
●
inflated
● When the tires are very worn
● When tires of a size other than speci-
fied are installed
When tire chains are installed
●
● When a compact spare tire or an
emergency tire puncture repair kit is
used
● If equipment (snow plow, etc.) that may
obstruct the radar sensor or front cam-
era is temporarily installed to the vehi-
cle
LS500_OM_(U)_1810
4-5. Using the driving support systems
Changing settings of the pre-col-
lision system
Enabling/disabling the pre-colli-
■
sion system
The pre-collision system can be
enabled/disabled on
the multi-information display.
The system is automatically enabled each
time the engine switch is turned to IGNI-
TION ON mode.
If the system is disabled, the PCS warn-
ing light will turn on and a message will
be displayed on the multi-information
display.
Changing the pre-collision warn-
■
ing timing
The pre-collision warning timing can
be changed on
multi-information display.
The warning timing setting is retained
when the engine switch is turned off. How-
ever, if the pre-collision system is disabled
and re-enabled, the operation timing will
return to the default setting (middle).
217
(P.80) of
4
(P.80) of the