Lexus NX300 Owner's Manual page 238

240
4-5. Using the driving support systems
malfunction has occurred in any of these
systems.
● Any of the following conditions may
occur when the above systems are oper-
ating. None of these indicates that a mal-
function has occurred.
• Vibrations may be felt through the vehicle
body and steering.
• A motor sound may be heard also after
the vehicle comes to a stop.
• The brake pedal may pulsate slightly after
the ABS is activated.
• The brake pedal may move down slightly
after the ABS is activated.
EPS operation sound
■
When the steering wheel is operated, a
motor sound (whirring sound) may be
heard. This does not indicate a malfunction.
Reduced effectiveness of the EPS sys-
■
tem
The effectiveness of the EPS system is
reduced to prevent the system from over-
heating when there is frequent steering
input over an extended period of time. The
steering wheel may feel heavy as a result.
Should this occur, refrain from excessive
steering input or stop the vehicle and turn
the engine off. The EPS system should
return to normal within 10 minutes.
Automatic reactivation of TRAC, Trailer
■
Sway Control and VSC systems
After turning the TRAC, Trailer Sway Con-
trol and VSC systems off, the systems will
be automatically re-enabled in the following
situations:
● When the engine switch is turned off
If only the TRAC system is turned off, the
●
TRAC will turn on when vehicle speed
increases
If both the TRAC and VSC systems are
turned off, automatic re-enabling will not
occur when vehicle speed increases.
■ Operating conditions of hill-start assist
control
When the following four conditions are met,
the hill-start assist control will operate:
The shift lever is in a position other than P
●
or N (when starting off forward/back-
ward on an upward incline).
LEXUS NX300
al_USA_OM78211U
Owners Manu-
The vehicle is stopped.
●
● The accelerator pedal is not depressed.
● The parking brake is not engaged.
Automatic system cancelation of hill-
■
start assist control
The hill-start assist control will turn off in any
of the following situations:
The shift lever is shifted to P or N.
●
● The accelerator pedal is depressed.
The parking brake is engaged.
●
2 seconds at maximum elapsed after the
●
brake pedal is released
WARNING
The ABS does not operate effectively
■
when
● The limits of tire gripping performance
have been exceeded (such as exces-
sively worn tires on a snow covered
road).
● The vehicle hydroplanes while driving
at high speed on wet or slick roads.
Stopping distance when the ABS is
■
operating may exceed that of normal
conditions
The ABS is not designed to shorten the
vehicle's stopping distance. Always main-
tain a safe distance from the vehicle in
front of you, especially in the following
situations:
When driving on dirt, gravel or snow-
●
covered roads
● When driving with tire chains
● When driving over bumps in the road
● When driving over roads with potholes
or uneven surfaces