
503
4-3. Do-it-yourself maintenance
4
Maintenance and care
RX350/270_EE
CAUTION
■Removed battery and other parts
These parts are small and if swallowed by a child, they can cause choking. Keep
away from children. Failure to do so could result in death or serious injury.
■Certification for the smart entry & start system
RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE.
DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS.
NOTICE
■For normal operation after replacing the battery
Observe the following precautions to prevent accidents:
●Always work with dry hands.
Moisture may cause the battery to rust.
●Do not touch or move any other components inside the remote control.
●Do not bend either of the battery terminals.
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5
591
5-2. Steps to take in an emergency
When trouble arises
RX350/270_EE
If the electronic key does not operate properly
Locking and unlocking the side doors and key linked functions
Use the mechanical key (→P. 2 7 )
in order to perform the following
operations (driver’s door only):
Locks all the doors
Closes the windows and moon
roof (turn and hold)
Unlocks all the doors
For some models:
An alarm will sound if the alarm is
set. (→P. 122)
Opens the windows and moon
roof (turn and hold)
If communication between the electronic key and vehicle is interrupted
(→P. 37) or the electronic key cannot be used because the battery is
depleted, the smart entry & start system and wireless remote control can-
not be used. In such cases, the doors can be opened and the engine can be
started by following the procedure below.
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628
6-2. Customization
RX350/270_EE
Illumination
(
→P. 4 1 7 )
Wireless remote
control linked
exterior lights
when the sur-
rounding area is
dark
OnOff———O
Interior light
controlOnOffO—OO
Exterior light
controlOnOffO—OO
Shift lever lightsOnOff———O
Seat belt
reminder
(
→P. 5 4 6 )
Vehicle speed
linked seat belt
reminder buzzer
OnOff———O
ItemFunctionDefault
settingCustom-
ized
setting
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630
6-2. Customization
RX350/270_EE
Po w e r w i n -
dows
(
→P. 1 0 1 )
Mechanical key
linked operationOnOff———O
Wireless remote
control linked
operation
OffOn———O
Wireless remote
control linked
opening buzzer
OnOff———O
Moon roof
(
→P. 1 0 4 )
Mechanical key
linked operationOnOff———O
Wireless remote
control linked
operation*
OnOff———O
Linked operation
of components
when door key is
used
Slide onlyTilt only———O
Linked operation
of components
when wireless
remote control is
used
Slide onlyTilt only———O
ItemFunctionDefault
settingCustom-
ized
setting
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631
6-2. Customization
6
Vehicle specifications
RX350/270_EE
*: This function cannot be customized unless power window operation using the
wireless remote control is enabled.
Tu r n s i g n a l
lever
(→P. 1 9 3 )Ti m e s o f f l a s h i n g
of the lane
change signal
flashers
3
5
O——O
7
9
11
Off
Lexus park-
ing assist-
sensor
(
→P. 2 4 8 )
Buzzer volume31 to 5O——O
Detection dis-
tance of the front
center sensors
Fa rNearO——O
Detection dis-
tance of the rear
center sensors
Fa rNearO——O
Display setting
(when Lexus
parking assist-
sensor is operat-
ing)
All sensors
displayedNo sensors
displayedO——O
ItemFunctionDefault
settingCustom-
ized
setting
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638
Alphabetical index
RX350/270_EE
Automatic light control system .........217
Automatic transmission
Automatic transmission ................... 186
If the shift lever cannot be
shifted from P .................................. 589
S mode ..................................................... 189
AUX port ................................................. 379
Auxiliary boxes .......................... 428, 446
Back door
Back door.................................................60
Wireless remote control ................... 53
Back-up lights
Replacing light bulbs......................... 516
Wattage................................................... 619
Battery
Checking ............................................... 479
If the vehicle has a discharged
battery ..................................................594
Preparing and checking before
winter.................................................... 296
Bluetooth
® audio* ................................ 361
Bluetooth® phone* .............................. 391
Bottle holders ......................................... 422
Brake
Emergency brake signal .................272
Fluid ........................................................... 616
Parking brake ........................................194
Brake assist................................................271
Break-in tips ............................................. 170Card key ..................................................... 26
Care
Exterior ................................................... 452
Interior..................................................... 455
Seat belts ............................................... 456
Cargo hooks .......................................... 446
CD changer
CD ............................................................ 330
MP3 disc ................................................337
WMA disc .............................................337
CD player ................................................ 330
Chains ....................................................... 296
Child restraint system
Baby seats, definition......................... 142
Baby seats, installation ...................... 152
Child seats, definition ........................ 142
Child seats, installation ..................... 152
Installing CRS with ISOFIX
rigid anchor ........................................ 157
Installing CRS with seat belts ........ 153
Installing CRS with top straps .......158
Junior seats, definition ....................... 142
Junior seats, installation .................... 152
B
C
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639
Alphabetical index
RX350/270_EE
Child safety
Airbag precautions ............................. 137
Back door precautions ...................... 66
Child restraint system........................ 142
Child-protectors ................................... 57
How your child should wear
the seat belt ............................................ 91
Installing child restraints ...................152
Moon roof precautions ....................107
Power window lock switch.............. 101
Power window precautions .......... 103
Removed electronic key battery
precautions....................................... 503
Seat belt precautions .......................... 92
Seat heater precautions .................440
Battery precautions
...................................................... 481, 594
Child-protectors ...................................... 57
Cleaning
Exterior.................................................... 452
Interior .....................................................455
Seat belts................................................456
Clock* ....................................................... 432
Coat hooks .............................................. 442
Coin holder ............................................. 427
Condenser .............................................. 478
Console box ........................................... 426
Coolant
Engine coolant .................................... 477Cooling system
Engine overheating ..........................598
Cornering assist sensors ................... 248
Cruise control
Cruise control ..................................... 230
Dynamic radar cruise control ......234
Cup holders ............................................ 423
Curtain shield airbags ........................... 131
Customizable features....................... 622
Daytime running light system .......... 220
Defogger*
Rear window.......................................... 321
Side mirror .............................................. 321
Dimensions ............................................. 606
Display
Multi-information display............... 203
Trip information.................................. 206
Warning message ............................ 552
Do-it-yourself maintenance ............... 461
Door courtesy lights
Door courtesy lights .......................... 417
Wattage ................................................... 619
Door lock
Back door ................................................ 60
Side door .................................................. 56
Wireless remote control .................. 53
Door pockets ......................................... 422
D
*: For vehicles with a navigation system, refer to the “Navigation System Owner’s Manual”.
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643
Alphabetical index
RX350/270_EE
Keyless entry ............................................. 53
Keys
Electronic key ......................................... 26
Engine switch........................................ 180
If the electronic key does not
operate properly ............................. 591
If you lose your keys ........................ 590
Key number ............................................. 26
Keyless entry ........................................... 53
Keys ............................................................. 26
Mechanical key...................................... 26
Wireless remote control key .......... 53
Lexus parking assist monitor*
Licence plate lights
Wattage................................................... 619
Light bulbs
Replacing ................................................ 516
Wattage................................................... 619
Lights
Door courtesy lights........................... 417
Emergency flasher switch ............. 532
Fog light switch ................................... 222
Hazard light switch ........................... 532
Headlights switch ................................ 217
Interior light switch ............................. 418
Luggage compartment light ........... 63
Outer foot lights ................................... 417
Overhead courtesy light................. 418
Personal light switch ......................... 418
Replacing light bulbs......................... 516Scuff lights ............................................... 417
Shift lever light ....................................... 417
Turn signal lever................................... 193
Vanity lights............................................ 431
Wattage ................................................... 619
Lock steering column .......................... 183
Luggage compartment lights
Switch ......................................................... 63
Wattage ................................................... 619
Luggage cover ...................................... 448
Maintenance
Do-it-yourself maintenance ........... 461
Maintenance data .............................606
Maintenance requirements .......... 458
Meter
Instrument panel light control ....... 197
Meters ....................................................... 196
Mirrors
Inside rear view mirror ...................... 96
Side mirror heaters* .......................... 321
Side mirrors............................................. 98
Vanity mirrors ....................................... 431
Moon roof ................................................ 104
MP3 disc* ............................................... 337
Multi-display light control ................. 434
Multi-information display
Displays item........................................ 206
Switches ................................................. 203
Trip information.................................. 206
Window close suggestion
mode .................................................... 208K
L
*: For vehicles with a navigation system, refer to the “Navigation System Owner’s Manual”.
M
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