15Pictorial index
LS500_OM_OM50F54U_(U) Applying/releasing the parking brake............ .......................................................... P.170
Precautions for winter season .. .................................................................................. P.300
Warning buzzer/messages.......................................................................................... P.428
Turn signal lever ...................................................................................................... P.169
Headlight switch...................................................................................................... P.175
Headlights/parking lights/tail lights/daytime runn ing lights ............................P.175
AHB (Automatic High Beam)...................................................................................... P.178
Windshield wiper and washer switch ............................................................... P.180
Usage.......................................................................................................................... ............ P.180
Adding washer fluid .........................................................................................................P.3 83
Warning messages .......................................................................................................... P.428
Emergency flasher switch ....................................................................................P.410
Hood lock release lever ....................................................................................... P.375
Tilt and telescopic steering contro l switch...... ............ .............. .................... ..P.135
Adjustment ..................................................................................................................... ...... P.135
Driving position memory ................................................................................................. P.127
Air conditioning system ........................................................................................P.313
Usage.......................................................................................................................... ............ P.313
Rear window defogger.................................................................................................... P.313
Audio system *
Brake hold switch .................................................................................................... P.173
Trunk opener main switch .................................................................................... P.106 *
: Refer to “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”. F
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182 4-3. Operating the lights and wipers
LS500_OM_OM50F54U_(U) ●
If the wiper is turned to AUTO mode
while the engine switch is in IGNITION
ON mode, the wipers will operate once
to show that AUTO mode is activated.●
If the temperature of the raindrop sensor
is 185°F (85°C) or higher, or 5°F
(-15°C) or lower, automatic operation
may not occur. In this case, operate the
wipers in any mode other than AUTO
mode.■
If no windshield washer fluid sprays
Check that the washer nozzles are not
blocked if there is wash er fluid in the wind-
shield washer fluid reservoir.
■
Front door opening linked windshield
wiper stop function
When is selected and the windshield
wipers are operating, if a front door is
opened while the vehicle is stopped and the
P shift position is sele cted, operation of the
windshield wipers w ill be stopped to pre-
vent anyone near the vehicle from being
sprayed by water from the wipers. When
the front door is closed, wiper operation will
resume.
■
When stopping the engine in an emer-
gency while driving
If the windshield wipers are operating when
the engine is stopped, the windshield wipers
will operate in high speed operation. After
the vehicle is stopped, operation will return
to normal when the engi ne switch is turned to IGNITION ON mode, or operation will
stop when the driver’s door is opened. ■
Outside rear view mirror defogger acti-
vation linked to windshield wiper opera-
tion
The outside rear view mirror defoggers
automatically turn on when you operate the
windshield wipers.
The outside rear view mirror defoggers
automatically turn off approximately 15
minutes after the wipers stop.
For details about the outside rear view mir-
ror defoggers: → P.314
WARNING■
Caution regarding the use of wind-
shield wipers in AUTO mode
The windshield wipers may operate
unexpectedly if the sensor is touched or
the windshield is subj ect to vibration in
AUTO mode. Take care that your fingers
or anything else do not become caught
in the windshield wipers. ■
Caution regarding the use of washer
fluid
When it is cold, do not use the washer
fluid until the windshield becomes warm.
The fluid may freeze on the windshield
and cause low visibility. This may lead to
an accident, resulting in death or serious
injury.
NOTICE
■
When there is no washer fluid spray
from the nozzle
Damage to the washer fluid pump may
be caused if the lever is pulled toward
you and held continually.
■
When a nozzle becomes blocked
In this case, contact your Lexus dealer.
Do not try to clear it with a pin or other
object. The nozzle will be damaged.
3716-2. Maintenance
LS500_OM_OM50F54U_(U) 6
Maintenance and care Parking brake • Does the parking
brake operate nor-
mally?
•When parked on a
slope and the park-
ing brake is on, is the
vehicle securely
stopped?
Seat belts • Do the seat belts
operate smoothly?
• The seat belts should
not be damaged.
Seats • Do the seat controls
operate properly?
Steering wheel • Does the steering
wheel rotate
smoothly?
• Does the steering
wheel have the cor-
rect amount of free
play?
•There should not be
any strange sounds
coming from the
steering wheel.
Vehicle exterior Items Check points
Doors/trunk • Do the doors/trunk
operate smoothly?
Engine hood •Does the engine
hood lock system
work properly?
Fluid leaks •There should not be
any signs of fluid
leakage after the
vehicle has been
parked.Items Check points
Tires • Is the tire inflation
pressure correct?
• The tires should not
be damaged or
excessively worn.
• Have the tires been
rotated according to
the maintenance
schedule?
•The wheel nuts
should not be loose.
Windshield wip-
ers • The wiper blades
should not show any
signs of cracking,
splitting, wear, con-
tamination or defor-
mation.
• The wiper blades
should clear the
windshield without
streaking or skip-
ping.Items Check points
