high beam LEXUS RX450H 2016 User Guide

4726-3. Do-it-yourself maintenance
RX450h_U_OM0E013U
*: Vehicles with single-beam headlights
Washer fluid
(  P. 482)• Water or washer fluid containing antifreeze (for winter use)
• Funnel (used only for adding water or washer fluid)
WARNING
The engine compartment contains many mechan isms and fluids that may move suddenly,
become hot, or become electrically energize d. To avoid death or serious injury, observe
the following precautions.
■When working on the engine compartment
●Make sure that the indicator on the po wer switch and the “READY” indicator are
both off.
●Keep hands, clothing and tools away from the moving fan and engine drive belt.
●Be careful not to touch the engine, power co ntrol unit, radiator, exhaust manifold, etc.
right after driving as they may be hot. Oil and other fluids may also be hot.
●Do not leave anything that may burn easily, such as paper and rags, in the engine
compartment.
●Do not smoke, cause sparks or expose an open flame to fuel. Fuel fumes are flamma-
ble.
■When working near the electric cooling fans or radiator grille
Be sure the power switch is off.
With the power switch in ON mode, the electric cooling fans may automatically start to
run if the air conditioning is on and/or the coolant temperature is high. ( P. 480)
■Safety glasses
Wear safety glasses to prevent flying or falling material, fluid spray, etc. from getting in
your eyes.
NOTICE
■If you remove the air cleaner filter
Driving with the air cleaner f ilter removed may cause excessive engine wear due to dirt
in the air.
ItemsParts and tools

5246-3. Do-it-yourself maintenance
RX450h_U_OM0E013U
Install the cover.
Align the tabs of the cover with the
grooves and install the cover.
■Replacing the following bulbs
If any of the lights listed below has burnt out, have it replaced by your Lexus
dealer.
●Headlight low beams
●Headlight high beams
●Front turn signal lights (vehic les with triple-beam headlights)
●Parking lights and daytime running lights
●Front fog lights
●Cornering lights (if equipped)
●Front side marker lights (vehicles with triple-beam headlights)
●Side turn signal lights
●Stop/tail lights
●Rear turn signal light (vehicles with triple-beam headlights)
●Rear side marker lights
●High mounted stoplight
●License plate lights
●Outer foot lights
5

5256-3. Do-it-yourself maintenance
6
Maintenance and care
RX450h_U_OM0E013U
■LED lights
The headlight low beams, headlight high beams, front turn signal lights (vehicles with tri-
ple-beam headlights), parking lights and daytime running lights, front fog lights, corner-
ing lights (if equipped), front side marker lights (vehicles with tr iple-beam headlights),
side turn signal lights, stop/t ail lights, rear turn signal light (vehicles with triple-beam
headlights), rear side marker lights, high moun ted stoplight, license plate lights, and outer
foot lights consist of a number of LEDs. If any of the LEDs has burned out, take your vehi-
cle to your Lexus dealer to have the light replaced.
■Condensation build-up on the inside of a lens
Temporary condensation build-up on the inside of the headlight lens does not indicate a
malfunction. Contact your Lexus dealer for more information in the following situations:
●Large drops of water have built up on the inside of a lens.
●Water has built up inside a headlight.
■When replacing light bulbs
 P. 510
WARNING
■To prevent injury
Before performing any light bulb replacement procedure, be sure to turn the power
switch off. Failure to do so may result in burns from hot components or a part of your
body may get caught on an operating component, possibly causing serious injury.
■Replacing light bulbs
●Turn off the lights. Do not attempt to replac e the bulb immediately after turning off the
lights.
The bulbs become very hot and may cause burns.
●Do not touch the glass portion of the light bulb with bare hands. When it is unavoid-
able to hold the glass portion, use and hold with a clean dry cloth to avoid getting
moisture and oils on the bulb.
Also, if the bulb is scratched or dropped, it may blow out or crack.
●Fully install light bulbs and any parts used to secure them. Failure to do so may result
in heat damage, fire, or water entering th e headlight unit. This may damage the head-
lights or cause condensation to build up on the lens.
●Do not attempt to repair or disassemble th e light bulbs, connectors, electric circuits
or component parts.
Doing so may result in death or se rious injury due to electric shock.
■To prevent damage or fire
●Make sure bulbs are fully seated and locked.
●Check the wattage of the bulb before installing to prevent heat damage.

5467-2. Steps to take in an emergency
RX450h_U_OM0E013U
■If “Shift Is in N Release Accelerator Before Shifting” is shown
Message is displayed when the accelerator pedal has been depressed and
the shift lever is in N. Release the accelerator pedal and shift the shift lever to
D or R.
■If “Depress Brake when Vehicle Is Stopped Hybrid System May Overheat”
is shown
Message is displayed when the accelerato r pedal is depressed to maintain the
vehicle position when stopped on a upward slope, etc.
If this continues, the hybrid system may overheat.
Release the accelerator pedal and depress the brake pedal.
■If “Power Turned Off to Save Battery” is displayed
This message is displayed when the power was cut off due to the automatic
power off function.
The next time the hybrid system is star ted, increase the engine speed slightly
and maintain it at that speed for approximately 5 minutes to recharge the 12-
volt battery.
■If “A New Key has been Registered Contact Your Dealer for Details” is dis-
played
This message will be displayed each time the driver's door is opened when the
doors are unlocked from the outside fo r approximately one week after a new
electronic key has been registered.
If this message is displayed but you ha ve not had a new electronic key regis-
tered, ask your Lexus dealer to check if an unknown electronic key (other than
those in your possession) has been registered.
■When “Headlight System Malfunction Visit Your Dealer” is displayed
The following systems may be malfunct ioning. Have the vehicle inspected by
your Lexus dealer immediately.
●The LED headlight system
●The automatic headlight leveling system
●Automatic High Beam (if equipped)
●AFS (Adaptive Front-lighting System) (if equipped)

5477-2. Steps to take in an emergency
7
When trouble arises
RX450h_U_OM0E013U
■If “Forward Camera System Unavailable” or “Forward Camera System
Unavailable Clean Windshield” is displayed (if equipped)
The following systems may be suspended until the problem shown in the mes-
sage is resolved.
●PCS (Pre-Collision System)
●LKA (Lane-Keeping Assist)
●LDA (Lane Departure Alert with steering control)
●Dynamic radar cruise control with full-speed range
●Dynamic radar cruise control
●Automatic High Beam
■If “Oil Maintenance Required Soon” is shown
Indicates that the engine oil is schedule d to be changed. (The indicator will not
work properly unless the message has been reset.)
Check the engine oil, and change if necessary. After changing the engine oil,
the message should be reset. ( P. 478)
■If “Oil Maintenance Required” is shown
Indicates that the engine oil should be changed. (After the engine oil is
changed and the message has been reset.)
Check and change the engine oil, and o il filter by your Lexus dealer. After
changing the engine oil, the message should be reset. ( P. 478)
■If “Maintenance Required Soon” is displayed (U.S.A. only)
Indicates that all maintenance according to the driven distance on the mainte-
nance schedule
* should be performed soon.
Comes on approximately 4500 miles (7200 km) after the message has been
reset.
If necessary, perform maintenance. Plea se reset the message after the main-
tenance is performed. ( P. 466)
*: Refer to the separate “Scheduled Mainte nance” or “Owner’s Manual Supplement”
for the maintenance interval applicable to your vehicle.

5597-2. Steps to take in an emergency
7
When trouble arises
RX450h_U_OM0E013U
WARNING
■When using the compact spare tire
●Remember that the compact spare tire provided is specifically designed for use with
your vehicle. Do not use your compact spare tire on another vehicle.
●Do not use more than one compact spare tire simultaneously.
●Replace the compact spare tire with a standard tire as soon as possible.
●Avoid sudden acceleration, abrupt steering, sudden braking and shifting operations
that cause sudden engine braking.
■When the compact spare tire is attached
The vehicle speed may not be correctly detected, and the following systems may not
operate correctly:
Also, not only can the following system not be utilized fully, but it may even negatively
affect the drive-train components:
• E-Four (AWD models)
■Speed limit when using the compact spare tire
Do not drive at speeds in excess of 50 mph (80 km/h) when a compact spare tire is
installed on the vehicle.
The compact spare tire is not designed for driving at high speeds. Failure to observe
this precaution may lead to an accident causing death or serious injury.
■After using the tools and jack
Before driving, make sure all the tools and jack are securely in place in their storage
location to reduce the possibility of personal injury during a collision or sudden brak-
ing.
• ABS & Brake assist
• VSC
• TRAC
• EPS
• Trailer Sway Control
• VDIM
• Adaptive Variable Suspension System (if equipped)
• Cruise control (if equipped)
• Dynamic radar cruise control (if equipped)
• Dynamic radar cruise control with full- speed range (if equipped)
• PCS (Pre-Collision System) (if equipped)
• LDA (Lane Departure Alert with
steering control) (if equippedF
• LKA (Lane-Keeping Assist) (if
equipped)
• Automatic High Beam (if equipped)
• AFS (Adaptive Front-lighting System) (if equipped)
• Tire pressure warning system
• Intuitive parking assist
• Lexus parking assist monitor (if equipped)
• Panoramic view monitor (if equipped)
• BSM (Blind Spot Monitor)
• Navigation system

641Alphabetical index
RX450h_U_OM0E013U
Anchor brackets ........................................ 61
AntennaSmart access system with push-button start ................... 158
Anti-lock Brake System (ABS)........ 381 Warning light .......................................537
Approach warning.....................318, 330
Armrest .................................................... 443
Assist grips .............................................. 444
Audio system
*
Automatic air conditioning system .................................................... 405 Air conditioning filter......................... 501
Automatic air conditioning system ................................................. 405
S-FLOW mode ............................... 406
Automatic headlight leveling system .................................................... 253
Automatic High Beam ....................... 255
Automatic light control system.........251
Auxiliary boxes ...........................426, 430
Back door Power back door .................................142
Touchless power back door ......... 144
Wireless remote control ..................142
Back-up lights Replacing light bulbs ......................... 513
Wattage ................................................. 590 Battery (12-volt battery)
Battery checking ................................483
If the 12-volt battery is discharged........................................ 568
Preparing and checking before winter....................................................390
Warning light .......................................536
Battery (traction battery) ..................... 80
Blind Spot Monitor (BSM) ............... 363 Blind Spot Monitor function ............................................367
Rear Cross Traffic Alert function ............................................. 371
Bottle holders .........................................425
Brake Brake Hold ........................................... 249
Fluid ......................................................... 588
Parking brake ...................................... 245
Regenerative braking ......................... 78
Warning light .......................................536
Brake assist ...............................................381
Brake Hold...............................................249 Warning light ....................................... 537
Break-in tips ........................................... 206
Brightness control Instrument panel light control ........ 99
BSM (Blind Spot Monitor) ............... 363 Blind Spot Monitor function......... 367
Rear Cross Traffic Alert function.................................................. 371
B
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.

646Alphabetical index
RX450h_U_OM0E013U
Front turn signal lightsReplacing light bulbs ......................... 513
Turn signal lever ................................. 244
Wattage ................................................. 590
Fuel Capacity ................................................ 584
Fuel gauge ................................................ 97
Information ............................................. 591
Refueling................................................. 267
Type ......................................................... 584
Fuel filler door ........................................ 267 Refueling................................................. 267
When the fuel filler door cannot be opened .........................269
Fuses ..........................................................508
Garage door opener .......................... 445
Gauges .........................................................97
Glove box ................................................ 422
Grocery bag hooks ............................. 428 Head restraints........................................ 179
Head-up display ...................................... 118
Headlight cleaner ................................ 260
Headlights ................................................. 251
Automatic headlight leveling ....... 253
Automatic High Beam.................... 255
Light switch............................................. 251
Replacing light bulbs .........................513
Wattage ................................................ 590
Windshield wiper linked headlight illumination ................... 254
Heated steering wheel ........................ 415
Heaters Automatic air conditioning system .............................................. 405
Heated steering wheel ................... 415
Outside rear view mirrors ........... 409
Seat heaters .............................. 415 , 416
High mounted stoplight Replacing .................................................513
Hill-start assist control .........................381
Hood ..........................................................473 Open ....................................................... 473
Hooks Cargo hooks ........................................427
Cargo net hooks ................................427
Front passenger footwell hooks.................................................... 442
Grocery bag hooks ......................... 428
Retaining hooks (floor mat)............. 28
G
H

648Alphabetical index
RX450h_U_OM0E013U
Keyless entrySmart access system with push-button start ............................. 158
Wireless remote control ....... 136, 142
Keys..............................................................132 Battery-saving function .................... 160
Electronic key ........................................132
Engine switch ....................................... 232
If the electronic key does not operate properly............................ 564
If you lose your keys ................ 133, 135
Key number plate ................................132
Keyless entry ..........................................132
Mechanical key .................................... 133
Power switch........................................ 232
Replacing the battery ...................... 506
Warning buzzer ...................................137
Wireless remote control ..................132
Knee airbags ............................................. 38 Lane Departure Alert
with steering control (LDA) ......... 302
Lane-Keeping Assist (LKA) .............292
Language (multi-information display) ..................................................... 113
LATCH anchors ........................................ 71
LDA (Lane Departure Alert with steering control) ...................... 302
Lever Auxiliary catch lever ......................... 473
Hood lock release lever................. 473
Shift lever ............................................... 239
Turn signal lever ................................. 244
Wiper lever...............................260, 265
Lexus Climate Concierge................ 404
Lexus Enform
*
Lexus Enform Remote*
LEXUS Enform Safety Connect.................................................452
Lexus parking assist monitor ............347 Display.....................................................348
Precautions ........................................... 354
Lexus Safety System+ .......................... 271 Automatic High Beam.................... 255
Dynamic radar cruise control ..... 323
Dynamic radar cruise control with full-speed range .................... 311
LDA (Lane Departure Alert with steering control) ................. 302
LKA (Lane-Keeping Assist) ........292
PCS (Pre-Collision System) ....... 279
KL

649Alphabetical index
RX450h_U_OM0E013U
License plate lightsLight switch ............................................ 251
Replacing light bulbs ......................... 513
Light Automatic High Beam ................... 255
Cornering lights.................................. 252
Fog light switch ...................................259
Headlight switch.................................. 251
Illuminated entry system .................420
Interior light list ......................................417
Interior lights .......................................... 418
Luggage compartment light ......... 148
Personal lights ...................................... 419
Replacing light bulbs ......................... 513
Turn signal lever ................................. 244
Vanity lights .......................................... 432
Wattage ................................................. 590
Welcome lighting ..............................253
Light bulbs Replacing ................................................ 513
Wattage ................................................. 590
LKA (Lane-Keeping Assist)............. 292
Lock steering column ......................... 235
Luggage cover ...................................... 428 Maintenance
Do-it-yourself maintenance ........... 471
General maintenance ..................... 467
Maintenance data..............................582
Maintenance requirements .......... 465
Malfunction indicator lamp .............. 536
Meter Head-up display ................................... 118
Indicators .................................................. 92
Instrument panel light control..................................................... 99
Meters .........................................................97
Multi-information display.................102
Settings .................................................... 109
Warning lights.....................................536
Warning messages .......................... 543
Mirrors Inside rear view mirror..................... 183
Outside rear view mirror defoggers...........................................409
Outside rear view mirrors ............. 185
Vanity mirrors ..................................... 432
Moon roof Door lock linked moon roof operation..................................... 191
Jam protection function....................194
Operation................................................193M
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.