interior lights LEXUS RX450h 2018 User Guide

547
RX450h_RX450hL _U_OM48F85U 6
Interior features 6-5. Using the other interior features
To set the visor in the forward posi-
tion, flip it down.
To set the visor in the side position,
flip down, unhook, and swing it to the
side.
To use the side extender, place the
visor in the side position, then slide it
backward.
Slide the cover to open. The light turns on when the cover is
opened.
If the vanity lights remain on when the power sw itch is turned off, the light will go off auto-
matically after 20 minutes.Other interior features Sun visors 1
2
3
Vanity mirrors
NOTICE
To prevent 12-volt battery discharge, do not leave the vanity lights on for extended peri-
ods while the hybrid system is off.

590 7-2. Maintenance
RX450h_RX450hL _U_OM48F85U* : Vehicles with sing le-beam headlightsVehicle interior Items Check points
Accelerator pedal • The accelerator pedal sh ould move smoothly (with-
out uneven pedal effort or catching).
Brake pedal • Does the brake pedal move smoothly?
• Does the brake pedal have appropriate clearance
from the floor? ( → P. 716)
• Does the brake pedal have the correct amount of
free play? ( → P. 716)
Brakes • The vehicle should not pull to one side when the
brakes are applied.
• The brakes should work effectively.
• The brake pedal should not feel spongy.
• The brake pedal should no t get too close to the floor
when the brakes are applied.
Head restraints • Do the head restraints move smoothly and lock
securely?
Hybrid transmission “Park”
mechanism • When parked on a slope and the shift lever is in P, is
the vehicle securely stopped?
Indicators/buzzers • Do the indicators and buzzers function properly?
Lights • Do all the lights come on?
• Are the headlights aimed correctly?
* ( → P. 635)
Parking brake • Does the parking brake switch operate normally?
• When parked on a slope and the parking 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 correct amount of
free play?
• There should not be any strange sounds coming
from the steering wheel.

690 8-2. Steps to take in an emergency
RX450h_RX450hL _U_OM48F85UOne of the following may be the cause of the problem: ●
The electronic key may not be functioning properly.
( → P. 692)●
There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle. ●
There may be a malfunction in the immobilizer system. ( → P. 83)●
There may be a malfunction in the steering lock system. ●
The hybrid system may be malfunctioni ng due to an electrical problem such
as electronic key battery depletion or a blown fuse. However, depending on
the type of malfunction, an interim meas ure is available to start the hybrid sys-
tem. ( → P. 691)
One of the following may be the cause of the problem: ●
The 12-volt battery may be discharged. ( → P. 695)●
The 12-volt battery terminal connections may be loose or corroded.
( → P. 691)If the hybrid system will not start Reasons for the hybrid system not star ting vary depending on the situation.
Check the following and perform the appropriate procedure:
The hybrid system will no t start even though the correct starting proce-
dure is being followed. ( → P. 239)
The interior lights and headlights are d im, or the horn does not sound or
sounds at a low volume.

6918-2. Steps to take in an emergency
8
When trouble arises
RX450h_RX450hL _U_OM48F85UOne of the following may be the cause of the problem: ●
The 12-volt battery may be discharged. ( → P. 695)●
One or both of the 12-volt battery terminals may be disconnected. ( → P. 605)Contact your Lexus dealer if the problem cannot be repaired, or if repair procedures
are unknown.
When the hybrid system does not start, the following steps can be used as an
interim measure to start the hybrid system if the power switch is functioning nor-
mally.
Do not use this starting procedur e except in cases of emergency.
Turn the power switch to ON mode an d check that the parking brake is set.
( → P. 240, 253)
Shift the shift lever to P.
Turn the power switch to ACCESSORY mode.
Press and hold the power switch for ab out 15 seconds while depressing the
brake pedal firmly.
Even if the hybrid system can be starte d using the above steps, the system may
be malfunctioning. Have the vehicle inspected by your Lexus dealer.The interior lights and headlights do not turn on, or the horn does not
sound.
Emergency start function 1
2
3
4

7199-1. Specifications
9
Vehicle specifications
RX450h_RX450hL _U_OM48F85ULight bulbs Light bulbs Bulb No. W Type
Exterior Front side marker lights
* 1
⎯ 5 B
Front turn signal lights
* 1
7444NA 28/8 A
Rear turn signal lights
* 1
⎯ 21 A
Back-up lights 921 16 B
Interior Door courtesy lights
* 2
⎯ 5 B
Vanity lights ⎯ 8 B
Luggage compartment light ⎯ 5 B
A: Wedge base bulbs (amber)
B: Wedge base bulbs (clear)
* 1
: Vehicles with single-beam headlights
* 2
: Vehicles without door trim ornament lights

7479-2. Customization
9
Vehicle specifications
RX450h_RX450hL _U_OM48F85U■
Illumination ( → P. 528)
* : If equipped Function Default setting Customized setting
Time elapsed before the interior
lights turn off 15 seconds Off
O O7.5 seconds
30 seconds
Operation after the power
switch is turned off On Off — O
Operation when the doors are
unlocked On Off — O
Operation when you approach
the vehicle with the electronic
key on your person On Off — O
Footwell lights and front center
console light On Off — O
Instrument panel ornament
light
* and door trim ornament
lights
* On Off — O
Time elapsed before the outer
foot lights turn off 15 seconds Off
O O7.5 seconds
30 seconds
Operation of the outer foot lights
when you approach the vehicle
with the electronic key on your
person On Off — O
Operation of the outer foot lights
when the doors are unlocked
with the power door lock switch On Off — O
Operation of the outer foot lights
when a door is opened On Off — O
Fading out of the outer foot lights
when they turn off Long Short — O 1 2

774 Alphabetical index
RX450h_RX450hL _U_OM48F85UChild-protectors.....................................139
Cleaning.......................................580, 584
Aluminum wheels ............................... 581
Exterior................................................... 580
Interior .................................................... 584
Seat belts ............................................... 585
Clock ................................................ 96, 548
Coat hooks.............................................. 559
Compass .................................................. 567
Condenser .............................................. 602
Console box ........................................... 534
Consumption screen ................. 105, 124
Coolant
Capacity .................................................. 715
Checking................................................. 601
Preparing and checking
before winter ................................... 390
Cooling system ...................................... 601
Hybrid system overheating ..........702
Cornering lights .................................... 259
Cruise control
Dynamic radar cruise control
with full-speed range ................... 306
Cup holders ............................................ 535
Curtain shield airbags ........................... 37
Customizable features ....................... 736
Customized mode ............................... 379 Daytime running light system.......... 260
Defogger
Outside rear view mirrors ..............516
Rear window..........................................516
Windshield..............................................516
Differential ................................................ 716
Dimensions ............................................... 710
Dinghy towing ....................................... 238
Display
Dynamic radar cruise control
with full-speed range ...................306
Energy monitor..................................... 124
LKA (Lane-Keeping Assist)......... 302
Multi-information display.................. 101
Warning messages .......................... 667
Do-it-yourself maintenance............. 593
Doors
Automatic door locking and
unlocking system..............................139
Door lock................................................ 138
Outside rear view mirrors ..............193
Power back door ................................ 142
Rear door child-p rotectors ............139
Side doors ...............................................136
Side windows ........................................196 D

779Alphabetical index
RX450h_RX450hL _U_OM48F85UI/M test ..................................................... 592
ICS (Intelligent Clearance
Sonar) .................................................... 342
Indicator..................................................... 92
Warning light .......................................662
Warning messages.............. 346, 353
Identification
Engine ........................................................ 712
Vehicle ....................................................... 711
Ignition switch (power switch) ........ 239
Illuminated entry system ..................... 531
Immobilizer system................................. 83
Indicators .................................................... 90
Initialization
Engine oil maintenance data....... 600
Items to initialize.................................. 749
Power back door ................................ 150
Tire pressure warning
system ................................................... 612
Inside rear view mirror .......................... 191
Instrument panel light control ............ 98
Intelligent Clearance Sonar
(ICS) ....................................................... 342
Indicator..................................................... 92
Warning light .......................................662
Warning messages.............. 346, 353
Interior lights........................................... 528
Switch.......................................................529
Wattage ....................................................719
Intuitive parking assist......................... 332 Jack
Positioning a floor jack....................596
Vehicle-equipped jack ................... 674
Jack handle .............................................. 674
Jam protection function
Electronic sunshade.........................205
Moon roof ...............................................201
Panoramic moon roof.....................205
Power back door opener
and closer ........................................... 150
Power windows.................................... 197I J
* : Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.

781Alphabetical index
RX450h_RX450hL _U_OM48F85ULicense plate lights
Light switch .......................................... 258
Replacing light bulbs ........................637
Light
Automatic High Beam .................... 262
Cornering lights..................................259
Fog light switch ...................................266
Headlight switch................................ 258
Illuminated entry system .................. 531
Interior light list ................................... 528
Interior lights .........................................529
Luggage compartment light ......... 148
Personal lights .................................... 530
Replacing light bulbs ........................637
Turn signal lever ................................. 252
Vanity lights ..........................................547
Wattage ....................................................719
Welcome lighting ............................... 261
Light bulbs
Replacing ...............................................637
Wattage ....................................................719
LKA (Lane-Keeping Assist)............. 297
Lock steering column ......................... 242
Luggage cover ........................................541 Maintenance
Do-it-yourself maintenance .........593
General maintenance .................... 589
Maintenance data................................710
Maintenance requirements .......... 587
Malfunction indicator lamp .............. 660
Meter
Head-up display ................................... 118
Indicators .................................................. 90
Instrument panel light
control..................................................... 98
Meters ........................................................ 96
Multi-information display.................. 101
Settings .................................................... 108
Warning lights.................................... 660
Warning messages .......................... 667
Mirrors
Inside rear view mirror....................... 191
Outside rear view mirror
defoggers.............................................516
Outside rear view mirrors ..............193
Vanity mirrors ..................................... 547 M
* : Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.