Lexus RX450h User manual

TABLE OF CONTENTS
RX450h_EE
1
1Before driving Information on the hybrid system and adjusting and op-
erating features such as door locks, mirrors, and steer-
ing column.
2When driving Driving, stopping and safe-driving information.
3Interior features Air conditioning and audio systems, as well as other in-
terior features for a comfortable driving experience.
4Maintenance and
care Cleaning and protecting your vehicle, performing do-it-
yourself maintenance, and maintenance information.
5When trouble
arises What to do if the vehicle needs to be towed, gets a flat
tire, or is involved in an accident.
6Vehicle specifica-
tions Detailed vehicle information.
Index Alphabetical listing of information contained in this
manual.

TABLE OF CONTENTS Index
RX450h_EE
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1-1. Hybrid system
Hybrid system...................... 34
Hybrid system precautions... 38
Energy monitor/consumption
screen ................................. 43
Hybrid vehicle driving tips .. 48
1-2. Key information
Keys ..................................... 50
1-3. Opening, closing and locking
the doors
Smart entry & start system... 55
Wireless remote control....... 78
Side doors............................. 81
Back door............................. 85
1-4. Adjustable components
(seats, mirrors,
steering wheel)
Front seats ............................ 96
Rear seats ............................. 99
Driving position memory... 103
Head restraints.................... 107
Seat belts ............................ 109
Steering wheel.................... 114
Anti-glare inside rear view
mirror ............................... 116
Outside rear view mirrors .. 118
1-5. Opening and closing the
windows and moon roof
Power windows.................. 121
Moon roof .......................... 124
Electronic sunshade............ 128
1Before driving
For vehicles with a navigation system, refer to the “Navigation System
Owner’s Manual” for information regarding the equipment listed below.
• Navigation system
• Air conditioning controls
• Windshield wiper de-icer
• Lexus parking assist monitor
• Audio/video system
• Rear window and outside rear
view mirror defogging

1
2
3
4
5
6
RX450h_EE
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1-6. Refueling
Opening the fuel tank cap .. 130
1-7. Theft deterrent system
Immobilizer system............ 134
Double locking system....... 140
Alarm ................................. 141
1-8. Safety information
Correct driving posture ...... 148
SRS airbags........................ 150
Child restraint systems....... 161
Installing child restraints.... 171
Airbag manual on/off
system .............................. 181
2-1. Driving procedures
Driving the vehicle............. 186
Power (ignition) switch...... 196
EV drive mode ................... 202
Hybrid transmission........... 205
Turn signal lever ................ 212
Parking brake ..................... 213
Horn ................................... 214
2-2. Instrument cluster
Gauges and meters ............. 215
Indicators and warning
lights................................. 219
Multi-information display.. 224
Head-up display ................. 232
2-3. Operating the lights and
windshield wipers
Headlight switch ................ 237
Fog light switch.................. 242
Windshield wipers and
washer.............................. 243
Rear window wiper and
washer.............................. 247
Headlight cleaner switch.... 249
2-4. Using other driving systems
Cruise control..................... 250
Dynamic radar cruise
control.............................. 254
Lexus parking assist-sensor 268
Electronically modulated
air suspension................... 276
Rear view monitor system.. 283
Driving assist systems........ 291
Hill-start assist control ....... 297
Pre-Crash Safety system .... 299
2When driving

TABLE OF CONTENTS Index
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2-5. Driving information
Utility vehicle precautions. 308
Cargo and luggage ............. 313
Winter driving tips ............. 316
Trailer towing
(AWD models)................. 320
Trailer towing
(2WD models).................. 330
3-1. Using the air conditioning
system and defogger
Automatic air conditioning
system .............................. 334
Rear window defogger
switch............................... 342
Windshield wiper de-icer... 343
3-2. Using the audio system
Audio system...................... 344
Using the radio................... 347
Using the CD player........... 351
Playing MP3 and WMA
discs ................................. 358
Operating an iPod............... 364
Operating a USB memory.. 372
Bluetooth®audio system ... 380
Using the Bluetooth®audio
system .............................. 385
Operating a Bluetooth®
enabled portable player.... 388
Setting up a Bluetooth®
enabled portable player.... 390
Bluetooth®audio system
setup................................. 394
Optimal use of the audio
system .............................. 395
Using the AUX port........... 397
Using the steering wheel
audio switches.................. 399
Hands-free system for
mobile phones.................. 402
Using the hands-free system
(for mobile phones).......... 408
Making a phone call........... 414
Setting a mobile phone....... 418
Security and system setup.. 422
Using the phone book ........ 426
3-3. Using the interior lights
Interior lights list................ 431
• Interior lights.................... 432
• Personal lights.................. 432
3Interior features

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3
4
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6
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3-4. Using the storage features
List of storage features....... 434
• Glove box......................... 435
•Bottleholders/
door pockets..................... 436
• Cup holders...................... 437
• Console box ..................... 440
• Coin holder ...................... 441
• Auxiliary box................... 442
• Under tray ........................ 443
3-5. Other interior features
Sun visors........................... 444
Vanity mirror...................... 445
Clock.................................. 446
Outside temperature
display.............................. 447
Multi-display light control. 448
Power outlets...................... 449
Heated steering wheel........ 451
Seat heaters and
ventilators......................... 452
Armrest............................... 454
Coat hooks.......................... 455
Assist grips......................... 456
Floor mat............................ 457
Luggage compartment
features............................. 459
4-1. Maintenance and care
Cleaning and protecting
the vehicle exterior........... 464
Cleaning and protecting
the vehicle interior ........... 467
4-2. Maintenance
Maintenance
requirements..................... 470
4-3. Do-it-yourself maintenance
Do-it-yourself service
precautions....................... 473
Hood................................... 476
Positioning a floor jack...... 477
Engine compartment .......... 479
12-volt battery.................... 488
Tires ................................... 495
Tire inflation pressure........ 507
Wheels................................ 509
Air conditioning filter ........ 511
Electronic key battery ........ 513
Checking and replacing
fuses ................................. 516
Light bulbs ......................... 534
4Maintenance and care

TABLE OF CONTENTS Index
RX450h_EE
6
5-1. Essential information
Emergency flashers............ 552
If your vehicle needs to be
towed................................ 553
If you think something is
wrong ............................... 560
5-2. Steps to take in an
emergency
If a warning light turns on
or a warning buzzer
sounds... .......................... 561
If a warning message is
displayed.......................... 569
If you have a flat tire.......... 589
If the hybrid system will
not start ............................ 603
If the shift lever cannot be
shifted from P................... 605
If you lose your keys.......... 606
If the electronic key does
not operate properly......... 607
If the vehicle 12-volt battery
is discharged..................... 610
If your vehicle overheats.... 615
If the vehicle becomes
stuck................................. 620
If your vehicle has to
be stopped in an
emergency........................ 622
6-1. Specifications
Maintenance data
(fuel, oil level, etc.).......... 624
Fuel information................. 638
6-2. Customization
Customizable features........ 640
6-3. Initialization
Items to initialize................ 652
Abbreviation............................... 654
Alphabetical index...................... 655
What to do if... ........................... 669
5When trouble arises 6Vehicle specifications
Index

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3
4
5
6
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Pictorial index Exterior
Headlights
P. 237
Front fog lights
P. 242
Turn signal lights
P. 212
Windshield wipers
P. 243
Moon roof 
Electronic sunshade 
P. 124
P. 128
Outside rear view mir-
rors
P. 118
Hood
P. 476
Daytime running lights/
Front position lights
P. 237
Windshield wiper
de-icer , *
P. 343

RX450h_EE
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: If equipped
*: For vehicles with a navigation system, refer to the “Navigation System Owner’s
Tires
Rotation
Replacement
Inflation pressure
P. 495
P. 589
P. 633
Tail lights
P. 237
Rear turn signal lights
P. 212
Back door opener
button
P. 85
Rear window wiper
P. 247
Rear fog lights
P. 242
Side doors
P. 81
Back door
P. 85
Fuel filler door
P. 130
Rear window defogger*
P. 342

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Pictorial index Interior
(Left-hand drive vehicles)
SRS driver air-
bag
P. 150
SRS knee air-
bags
P. 150
Front seats
P. 96
SRS front passenger
airbag
P. 150
Power outlet
AUX port
USB port*1
P. 449
P. 397
P. 364, 372
Door pockets
Bottle holders
P. 436
P. 436
Armrest
Auxiliary box 
P. 454
P. 442
Rear SRS side airbags
P. 150
Power outlet
P. 449
Rear seats
P. 99
Power window switch-
es
P. 121
Head restraints
P. 107
Seat belts
P. 109
Front SRS side air-
bags
P. 150
Console box
P. 440
Rear seat entertainment system, *2
Cup holders
P. 437

RX450h_EE
11
: If equipped
*1: For vehicles with a navigation system, refer to the “Navigation System Owner’s
Manual”.
*2: Refer to the “Navigation System Owner's Manu-
A
Interior lights
Personal lights
P. 432
P. 432
SRS curtain shield airbags
P. 150
Coat hooks
P. 455
Auxiliary box 
P. 442
Assist grips
P. 456
*3: NEVER use a rearward facing child restraint on a
seat protected by an ACTIVE AIRBAG in front of
it, DEATH or SERIOUS INJURY to the CHILD
can occur.
(P. 179)
Interior lights
Personal lights
P. 432
P. 432
Anti-glare inside rear view mirror
P. 116
P. 283
Intrusion sensor and tilt sensor cancel switch 
P. 141
Moon roof switches 
Electronic sunshade switches 
P. 124
P. 128
Sun visors*3
Vanity mirrors
P. 444
P. 445

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B
Driving position memory switches 
P. 103
Door lock switches
P. 81
Window lock switch
P. 121
Power window switches
P. 121
Inside lock buttons
P. 81
Outside rear view mirror
switches
P. 118
Pictorial index Interior
(Left-hand drive vehicles)

RX450h_EE
13
C
Cup holders
P. 437
Remote Touch , *
Floor mat
P. 457
Shift lock override button
P. 605
Hybrid transmission shift lever
P. 205
Seat heater switches /
Seat heater and ventilator switches 
P. 452
VSC off switch
P. 291
EV drive mode switch
P. 202
: If equipped
*: Refer to the “Navigation System Owner's Manu-

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Pictorial index Instrument panel
(Left-hand drive vehicles)
Headlight switch
Turn signal lever
Fog light switch
P. 237
P. 212
P. 242
Windshield wipers and washer switch
Rear window wiper and washer switch
P. 243
P. 247
Power back door main
switch 
P. 87
Tilt and telescopic steering control switch
P. 114
Parking brake pedal
P. 213
Hood lock re-
lease
P. 476
Gauges and meters
Multi-information display
P. 215
P. 224
Glove box
P. 435
Horn
P. 214
Power (ignition) switch
P. 196

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A
With navigation system
Without navigation system
Security indica-
tor
P. 134, 141
Audio system
P. 344
Emergency
flasher switch
P. 552
 Display light control
 Outside temperature
display

Clock

Air conditioning
display
 Audio display
P. 448
P. 447
P. 446
P. 334
P. 344
Air conditioning
system*
Multi display
Air conditioning
system
P. 334
Navigation system*
Rear window and
outside rear view
mirror defogger
switch*
Audio system*
Emergency
flasher switch
P. 552
Security indica-
tor
P. 134, 141
: If equipped
*: Refer to the “Navigation System Owner's Manu-
Clock*
Rear window and
outside rear view
mirror defogger
switch
P. 342

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C
B
Head-up display main switch 
P. 232
Display position adjust-
ment
P. 232
Display contrast adjustment
switch 
P. 232
Telephone switch*1
P. 402
Steering wheel
audio switches*1
P. 399
Vehicle-to-vehicle distance button 
P. 254
Heated steering wheel switch

P. 451
Pictorial index Instrument panel
(Left-hand drive vehicles)
Talk switch*1
P. 402
Side camera switch ,
Cruise control switch
P. 250, 254
Multi-information switches
P. 224

RX450h_EE
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D
Height control off switch 
P. 276
Pre-crash braking off
switch

P. 299
: If equipped
*1: For vehicles with a navigation system, refer to the “Navigation System Owner’s
Manual”.
Headlight cleaner switch 
P. 249
E
Cup holder
P. 437
Fuel filler door opener
P. 130
Instrument panel light con-
trol
P. 216
“ODO/TRIP” button
P. 216
Windshield wiper de-icer switch , *1
P. 343
Height selector switch 
P. 276
Headlight leveling dial 
P. 238
Power back door switch 
P. 85
Tire pressure warning reset
switch

P. 497

RX450h_EE
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SRS front passenger
airbag
P. 150
Cup holders
P. 437
Rear seats
P. 99
Power window
switches
P. 121
Head restraints
P. 107
Door pockets
Bottle holders
P. 436
P. 436
Pictorial index Interior
(Right-hand drive vehicles)
Front SRS side air-
bags
P. 150
Armrest
Auxiliary box 
P. 454
P. 442
Seat belts
P. 109
SRS knee airbags
P. 150
SRS driver airbag
P. 150
Front seats
P. 96
Console box
P. 440
Power outlet
AUX port
USB port*1
P. 449
P. 397
P. 364, 372
Rear seat entertainment system , *2
Power outlet
P. 449
Rear SRS side airbags
P. 150

RX450h_EE
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A
Moon roof switches 
Electronic sunshade switches 
P. 124
P. 128
Sun visors*3
Vanity mirrors
P. 444
P. 445
Coat hooks
P. 455
Interior lights
Personal lights
P. 432
P. 432
Anti-glare inside rear view mirror
P. 116
P. 283
Interior lights
Personal lights
P. 432
P. 432
SRS curtain shield airbags
P. 150
Intrusion sensor and tilt sensor cancel switch
P. 141
: If equipped
*1: For vehicles with a navigation system, refer to the “Navigation System Owner’s
Manual”.
Assist grips
P. 456
*3: NEVER use a rearward facing child restraint on a
seat protected by an ACTIVE AIRBAG in front of
it, DEATH or SERIOUS INJURY to the CHILD
can occur. (P. 179)

RX450h_EE
20
Pictorial index Interior
(Right-hand drive vehicles)
Power window switches
P. 121
Inside lock buttons
P. 81
Driving position memory switches 
P. 103
Door lock switches
P. 81
Window lock switch
P. 121
Outside rear view mirror
switches
P. 118
B