2018 LEXUS LS500 power steering

2
LS500_OM_OM50F54U_(U) TABLE OF CONTENTS
For your information ...................................... 6
Reading this manual .................................... 10
How to search ................................................. 11
Pictorial index ................................................. 12
1-1. For safe use
Before driving .................................... 22
For safe driving.................................. 23
Seat belts ............................................. 24
SRS airbags ........................................ 29
Pop Up Hood ................................... 38
Front passenger occupant classifi-
cation system ................................. 40
Exhaust gas precautions .............. 44
1-2. Child safety
Riding with children........................ 45
Child restraint systems ................. 45
1-3. Theft deterrent system
Engine immobilizer system ......... 58
Alarm.................................................... 60
2-1. Instrument cluster
Warning lights and indicators .... 64
Gauges and meters (except F
SPORT models) ........................... 69
Gauges and meters (F SPORT
models) .............................................. 72
Multi-information display............. 76
Head-up display .............................. 83
Fuel consumption information ... 87 3-1. Key information
Keys ....................................................... 92
3-2. Opening, closing and locking the
doors and trunk
Doors .................................................... 96
Trunk .................................................. 100
Smart access system with push-but-
ton start .......................................... 107
3-3. Adjusting the seats
Front seats.......................................... 116
Power rear seat .............................. 123
Driving position memory ............ 127
Rear seat position memory......... 131
Head restraints ............................... 132
3-4. Adjusting the steering wheel and
mirrors
Steering wheel ............................... 135
Inside rear view mirror ............... 136
Outside rear view mirrors.......... 137
3-5. Opening, closing the windows and
moon roof
Power windows ............................. 139
Moon roof ......................................... 142
Panoramic moon roof .................. 144
4-1. Before driving
Driving the vehicle........................ 150
Cargo and luggage...................... 156
Vehicle load limits......................... 158
Trailer towing.................................. 159
Dinghy towing ................................ 1591
For safety and security
2
Vehicle status information and
indicators 3
Before driving
4
Driving

331-1. For safe use
LS500_OM_OM50F54U_(U) 1
For safety and security The SRS side airbags do not generally
inflate if the vehicle is involved in a frontal or
rear collision, if it rolls ov er, or if it is involved
in a low-speed side collision. ●
Collision from the front●
Collision from the rear●
Vehicle rollover
The SRS curtain shield airbags do not gen-
erally inflate if the vehicle is involved in a
rear collision, if it pitc hes end over end, or if
it is involved in a low-speed side or
low-speed frontal collision. ●
Collision from the rear●
Pitching end over end
■
When to contact your Lexus dealer
In the following cases, the vehicle will
require inspection and/or repair. Contact
your Lexus dealer as soon as possible.
●
Any of the SRS airbags have been
inflated.
●
The front of the vehicle is damaged or
deformed, or was involved in an accident that was not severe enough to cause the
SRS front airbags and SRS cushion air-
bags to inflate.
●
A portion of a door or its surrounding
area is damaged, de formed or has had a
hole made in it, or the vehicle was
involved in an acci dent that was not
severe enough to cause the SRS side and
curtain shield airbags to inflate.
●
The pad section of the steering wheel,
dashboard near the front passenger air-
bag or lower portion of the instrument
panel is scratched, cracked, or otherwise
damaged.
●
Vehicles with power rear seat: The seat
cushion surface is scratched, cracked, or
otherwise damaged.

652-1. Instrument cluster
LS500_OM_OM50F54U_(U) 2
Vehicle status information and indicators Warning lights inform the driver of mal-
functions in the indicated vehicle’s sys-
tems.
Warning lights (U.S.A.)
Brake system warning light *1

( → P.418)(red)
(Canada)
Brake system warning light *1

( → P.418)(yellow)
Brake system warning light *1

( → P.418)
High coolant temperature
warning light *2
( → P.418)
Charging system warning
light *2
( → P.419)
Low engine oil pressure warn-
ing light *2
( → P.419)
(U.S.A.) Malfunction indicator lamp *1

( → P.419)
(Canada) Malfunction indicator lamp *1

( → P.419)
SRS warning light *1
( → P.419)
Pop Up Hood warning light *1

( → P.420)
(U.S.A.) ABS warning light *1
( → P.420)
(Canada) ABS warning light *1
( → P.420)
Brake Override System warn-
ing light/Drive-Start Control
warning light *2
( → P.420) (red)
Electric power steering system
warning light *1
( → P.421)(yellow)
Electric power steering system
warning light *1
( → P.421)
Low fuel level warning light
( → P.421)
Driver’s and front passenger’s
seat belt reminder light
( → P.421)
Rear passengers’ seat belt
reminder lights *3
( → P.422)
Tire pressure warning light *1

( → P.422)(orange)
LTA indicator (if equipped)
( → P.422)
LKA indicator (if equipped)
( → P.422)(flashes)
Intuitive parking assist OFF indi-
cator *1
(if equipped) ( → P.423)
(flashes)
RCTA OFF indicator *1
(if
equipped) ( → P.423)
(flashes) RCD OFF indicator (if
equipped) ( → P.423)
(flashes)
PKSB OFF indicator *1
(if
equipped) ( → P.424)
(flashes or
illuminates)
PCS warning light *1
( → P.424)
Slip indicator *1
( → P.424)
(flashes)
(U.S.A.) Parking brake indicator
( → P.425)

80 2-1. Instrument cluster
LS500_OM_OM50F54U_(U) pressure is exceeded. This display is intended for use as a guide-
line. Depending on factors such as the road
surface condition, temperature and vehicle
speed, the display may not show the actual
condition of the vehicle. ■
G-force (F SPORT models)
Displays lateral G-forces on the vehi-
cle. Also displays, around the periph-
ery of the G-force display, the left and
right steering amount, accelerator
pedal input, and brake fluid pressure.
Acceleration G-force on the vehi-
cle
Current G-force value (analyzed
value of front/rear and left/right
G-forces)
Record of the maximum G-forces
Accelerator pedal input
Brake fluid pressure
Steering amountThis display is intended for use as a guide-
line. Depending on factors such as the road
surface condition, temperature and vehicle
speed, the display may not show the actual
condition of the vehicle.
 Resetting the record of maximum
G-forces
Press and hold of the meter control switch to reset the record.
 Peak hold function If lateral G-forces of 0.5 G or greater are
generated, the G-forc e value display will
turn amber and be held for 2 seconds. ■
Gear Position (F SPORT models)
Displays the current shift range or gear
position when the shift position is in D
or M. ■
Units (F SPORT models)
The units of measure used can be
changed while driving. Unlike the units sett ing performed on the
settings display, th e units setting per-
formed on the drive information display
can be changed while driving.■
Vehicle sway warning
Detects the sway of the vehicle within a
lane, which is often associated with a
decrease in the driver’s attention level,
and displays the decrease in attention
using a bar display.
The shorter the bar length, the more
the driver may need to rest. ■
Eco Driving Indicator
Eco Driving Indicator will not operate
under the following conditions: ●
The shift position is in any position other
than D.
●
A paddle shift swit ch is operated.
●
The driving mode is set to sport mode.
●
The driving mode is set to custom mode
and the powertrain control is set to power
( → P.289)
●
Snow mode is selected.
●
The vehicle speed is approximately 80
mph (130 km/h) or higher.A
B
C
D
E
F

91
LS500_OM_OM50F54U_(U) 3 3
Before driving Before driving .
3-1. Key information
Keys ................................................... 92
3-2. Opening, closing and locking the
doors and trunk
Doors................................................. 96
Trunk................................................ 100
Smart access system with
push-button start ..................... 107
3-3. Adjusting the seats
Front seats ...................................... 116
Power rear seat........................... 123
Driving position memory ........ 127
Rear seat position memory ..... 131
Head restraints............................ 132
3-4. Adjusting the steering wheel and
mirrors
Steering wheel............................. 135
Inside rear view mirror............. 136
Outside rear view mirrors ...... 137
3-5. Opening, closing the windows
and moon roof
Power windows........................... 139
Moon roof ..................................... 142
Panoramic moon roof .............. 144

1273-3. Adjusting the seats
LS500_OM_OM50F54U_(U) 3
Before driving If a seat is not occupi ed, do not operate the
rear seat relaxation system for that seat. ■
Relaxation system●
Operating conditions
• The engine switch is in IGNITION ON
mode.
• The temperature in the cabin is not
extremely high.
• The weight of an occupant is detected on
the rear seat or the rear seat belt is fas-
tened.
Once weight is detect ed on the seat, the
seat will be judged as occupied until the
rear door is opened then closed or the
engine switch is turned off. ●
Automatic stop function
• The operation will be canceled automati-
cally after approximately 15 minutes.
• If the door for a seat that the relaxation
system is currently being used is opened,
the relaxation system will stop operating.
The seat and steering wheel are auto-
matically adjusted to allow the driver to
enter and exit the vehicle easily. 
Driver’s seat
When all of the following have been
performed, the seat and steering
wheel are automatically adjusted to a
position that allows driver to enter and
exit the vehicle easily.
• The shift position has been shifted to
P.
• The engine switch has been turned
off.
• The driver’s seat belt has been
unfastened. When the driver’s seat adjustment
switches are in front passenger mode
( → P.118), the seat and steering wheel will
not move.WARNING■
Using the relaxation system●
Those who are pregnant, have recently
given birth, or suffer from ailments
requiring rest (heart disease etc.)
should consult a doctor before use.
●
Do not allow children to use the relax-
ation function.
●
Do not use immediately after consum-
ing a meal or alcohol, or for an
extended period of time.
●
If you feel sick while using the relax-
ation function, immediately discon-
tinue use. Driving position memory This feature automatically adjusts
the positions of the front seats,
steering wheel, outside rear view
mirrors and head-up display (if
equipped) to make entering and
exiting the vehicle easier or to suit
your preferences.
Up to 3 different driving positions
can be recorded.
Each electronic key (including a
card key) can be registered to
recall your preferred driving posi-
tion.
Power easy access system

128 3-3. Adjusting the seats
LS500_OM_OM50F54U_(U) On vehicles with adjustable seat cush-
ion side bolsters, when the driver’s
door is opened with the engine switch
off, the seat cushio n side bolsters will
lower if they are in the default position.
When any of the following has been
performed, the seat and steering
wheel automatically return to their
original positions.
• The engine switch has been turned
to ACCESSORY mode or IGNI-
TION ON mode.
• The driver’s seat belt has been fas-
tened. 
Front passenger’s seat
If all of the following have been per-
formed while the vehicle is stopped,
the lumbar support, pelvic support,
shoulder bolster (if equipped), seat-
back side bolster (if equipped), and hip
support (if equipped) will be moved to
their default position. On vehicles with
adjustable seat cushion side bolsters,
the seat cushion side bolsters will
lower.
• The passenger’s seat belt has been
unfastened.
• The front passenger’s door is
opened. ■
Operation of the power easy access sys-
tem ●
When exiting the vehicle, the power easy
access system may not operate if the seat
is already in the rearmost or uppermost
position or close to the rear seat. ●
If the seat position is adjusted during
power easy access syst em operation, the
automatic operation will stop. (The seat
will change to manual operation.) ●
If the seat position is adjusted during or
after the power easy access system oper-
ation when the driver is exiting the vehi-
cle, the power easy access system will not
operate when entering the vehicle. ■
Seat cushion side bolster adjustment (if
equipped)
If the seat cushion side bolsters have been
lowered, when the front door is closed, the
seat cushion side bolsters will move to their
default position.
If the seat is adjusted while the seat cushion
side bolsters are moving to the default posi-
tion, their movement will be temporarily
suspended. (The seat cushion side bolsters
will move to the default position after a cer-
tain amount of time.) ■
Customization
Some functions can be customized.
( → P.468)
1 Turn the engine switch to IGNI-
TION ON mode.
2 Check that the shift position is in P.
3 Adjust the driver’s seat, steering
wheel, outside rear view mirrors
and head-up display (if equipped)
to the desired positions.
4 While pressing the “SET” button, or
within 3 seconds after the “SET” Recording a driving position into
memory

1353-4. Adjusting the steering wheel and mirrors
LS500_OM_OM50F54U_(U) 3
Before driving 3-4.Adjusting the steering wheel and mirrors
Operating the switch moves the steer-
ing wheel in the following directions:
1 Up
2 Down
3 Toward the driver
4 Away from the driver ■
The steering wheel can be adjusted
when
The engine switch is in ACCESSORY or
IGNITION ON mode *
.*
: If the driver’s seat belt is fastened, the
steering wheel can be adjusted regard-
less of engine switch mode.
■
Automatic adjustment of the steering
position
A desired steering position can be entered
to memory and recalled automatically by
the driving position memory system.
( → P.127)
■
Power easy access system
The steering wheel and driver’s seat move
in accordance with engine switch mode and
the driver’s seat belt condition. ( → P.127)
■
Customization
Some functions can be customized.
( → P.468) Press on or close to the mark.Steering wheel
Adjustment procedure WARNING■
Caution while driving
Do not adjust the steering wheel while
driving.
Doing so may cause the driver to mis-
handle the vehicle and cause an acci-
dent, resulting in death or serious injury.
Sounding the horn