roof LEXUS RX300H 2017 Owner's Guide

3374-6. Driving tips
4
Driving
RC300h_EE(OM24740E)
●Use fluids that are appropriate to the prevailing outside temperatures.
•Engine oil
• Engine coolant
• Washer fluid
●Have a service technician inspect the condition of the 12-volt battery.
●Have the vehicle fitted with four snow tires or purchase a set of tire chains for
the rear tires.*
Ensure that all tires are the specified size and brand, and that chains match the size of the tires.
*: Tire chains cannot be mounted on vehicles with 19-inch tires.
Perform the following according to the driving conditions:
●Do not try to forcibly open a window or move a wiper that is frozen. Pour
warm water over the frozen area to melt the ice. Wipe away the water imme-
diately to prevent it from freezing.
●To ensure proper operation of the climate control system fan, remove any
snow that has accumulated on the air inlet vents in front of the windshield.
●Check for and remove any excess ice or snow that may have accumulated on
the exterior lights, vehicle’s roof, chassi s, around the tires or on the brakes.
●Remove any snow or mud from the bottom of your shoes before getting in the
vehicle.
Winter driving tips
Carry out the necessary preparations and inspections before driving the vehi-
cle in winter. Always drive the vehicle in a manner appropriate to the prevail-
ing weather conditions.
Preparation for winter
Before driving the vehicle

460
RC300h_EE(OM24740E)
7-1. Maintenance and care
●Working from top to bottom, liberally apply water to the vehicle body, wheel
wells and underside of the vehicle to remove any dirt and dust.
●Wash the vehicle body using a sponge or soft cloth, such as a chamois.
●For hard-to-remove marks, use car wash soap and rinse thoroughly with
water.
●Wipe away any water.
●Wax the vehicle when the waterproof coating deteriorates.
If water does not bead on a clean surface, apply wax when the vehicle body is cool.
■Self-restoring coat
The vehicle body has a self-restoring coating that is resistant to small surface scratches caused in a car wash etc.
●The coating lasts for 5 to 8 years from when the vehicle is delivered from the plant.
●The restoration time differs depending on the depth of the scratch and outside tem-perature.
The restoration time may become shorter when the coating is warmed by applying warm water.
●Deep scratches caused by keys, coins, etc. cannot be restored.
●Do not use wax that contains abrasives.
■Automatic car washes
●Fold the mirrors before washing the vehicle. Start washing from the front of the vehicle.
Make sure to extend th e mirrors before driving.
●Brushes used in automatic car washes may scratch the vehicle body and damage the paint.
■High pressure car washes
●Do not allow the nozzles of the car wash to come within close proximity of the windows.
●Before using the car wash, check that the fuel filler door on your vehicle is closed prop-
erly.
Cleaning and protecting the vehicle exterior
Perform the following to protect the vehicle and maintain it in prime condi-
tion:

5508-2. Steps to take in an emergency
RC300h_EE(OM24740E)
Indicates that the Pop Up Hood system has operated A buzzer also sounds. Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and equipped professional.
Indicates a malfunction in the Pop Up Hood system A buzzer also sounds. Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and equipped professional.
(If equipped)
Indicates that the LDA (Lane Departure Alert) systemcannot be used because the vehicle speed is lower than
approximately 50 km/h (32 mph)  Drive the vehicle at 50 km/h (32 mph) or higher.
Indicates that the hybrid system was stopped while driv- ingA buzzer also sounds.
 Operate the steering wheel with more force than usual.
Indicates that the power switch is turned off or turned toACCESSORY mode and the driver’s door is opened
while the lights are turned on A buzzer also sounds. Turn the lights off.
(If equipped)
Indicates that the moon roof is not fully closed (with the power switch off, and the driver’s door open)A buzzer also sounds.
 Close the moon roof.
Warning messageDetails/Actions
(Flashes)
(Flashes)

5518-2. Steps to take in an emergency
8
When trouble arises
RC300h_EE(OM24740E)
Indicates that the windows are not fully closed (with the
power switch off, and the driver’s door open) A buzzer also sounds. Close all the windows.
(If equipped)
Indicates that the windows and the moon roof are not fully closed (with the power switch off, and the driver’s
door open) A buzzer also sounds. Close all the windows and the moon roof.
Indicates a malfunction in the brake override system
A buzzer also sounds.  Have the vehicle inspected by any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional.
Indicates that engine oil level is low This message may appear if the vehicle is stopped on a
slope. Move the vehicle to a level surface and check to see if the message disappears.A buzzer also sounds.
 Check the level of engine oil, and add if necessary.
Indicates that the hybrid system has overheated This message may be displayed when driving undersevere operating conditions. (For example, when driv-
ing up a long steep hill.) A buzzer also sounds.
 Stop and check. (P. 587)
Warning messageDetails/Actions
(Flashes)
(Flashes)

5758-2. Steps to take in an emergency
8
When trouble arises
RC300h_EE(OM24740E)
NOTICE
■When performing an emergency repair
●Perform the emergency repair without removing the nail or screw that has punctured the tread of the tire. If the object that has punctured the tire is removed, repair by the
emergency tire puncture repair kit may not be possible.
●The kit is not waterproof. Make sure that the kit is not exposed to water, such as when it is being used in the rain.
●Do not put the kit directly onto dusty ground such as sand at the side of the road. If thekit vacuums up dust etc., a malfunction may occur.
●Make sure to stand the kit with the bottle vertical. The kit cannot work properly if it is
laid on its side.
■Handling the emergency ti re puncture repair kit
●The compressor power source should be 12 V DC suitable for vehicle use. Do not
connect the compressor to any other source.
●If gasoline splatters on the kit, the kit may deteriorate. Take care not to allow gasoline to contact it.
●Store the emergency tire puncture repair kit in the trunk. The kit may be thrown around during sudden braking and so forth, damaging the kit.
●Store the kit in its assigned place out of reach of children.
●Do not disassemble or modify the kit. Do not subject parts such as the air pressure indicator to impacts. This may cause a malfunction.
■To avoid damage to the tire pressure warning valves and transmitters
When a tire is repaired with liquid sealants, the tire pressure warning valve and trans- mitter may not operate properly. If a liquid sealant is used, contact any authorizedLexus dealer or repairer, or another duly qu alified and equipped professional or other
qualified service shop as soon as possible. After use of liquid sealant, make sure to replace the tire pressure warning valve and transmitter when repairing or replacing the tire. ( P. 486)

5798-2. Steps to take in an emergency
8
When trouble arises
RC300h_EE(OM24740E)
■Locking the door
Move the inside lock button to the
lock position.
Close the door while pulling the door handle.
■Opening the trunk
Turn the mechanical key clockwise
to open.
■Key linked functions
*: These settings must be customized at your Lexus dealer or repairer, or another duly
qualified and equipped professional.
1
2
Locks both side door
Closes the windows and moon roof (if equipped) (turn and hold)*
Unlocks the door
Opens the windows and moon roof (if equipped) (turn and hold)*
1
2
3
4

5818-2. Steps to take in an emergency
8
When trouble arises
RC300h_EE(OM24740E)
■Stopping the hybrid system
Shift the shift lever to P and press the power switch as you normally do when stopping the hybrid system.
■Replacing the key battery
As the above procedure is a temporary measur e, it is recommended that the electronic key battery be replaced immediately when the battery is depleted. ( P. 511)
■Alarm (if equipped)
Using the mechanical key to lock the doors will not set the alarm system. If a door is unlocked using the mechanical key when the alarm system is set, the alarm may be triggered.
■Changing power switch modes
Release the brake pedal and press the power switch in step above. The hybrid system does not start and modes will be changed each time the switch is
pressed. ( P. 216)
■When the electronic key does not work properly
●Make sure that the smart entry & start system has not been deactivated in the
customization setting. If it is off, turn the function on. (Customizable features P. 607)
●Check if battery-saving mode is set. If it is set, cancel the function. (P. 157)
WARNING
■When using the mechanical key and operating the power windows or moon roof
Operate the power window or moon roof after checking to make sure that there is no possibility of any passenger having any of their body parts caught in the window or moon roof.
Also, do not allow children to operate the me chanical key. It is possible for children and other passengers to get caught in the power window or moon roof.
3

6129-2. Customization
RC300h_EE(OM24740E)
■Steering wheel ( P. 189)
*: If equipped
■Outside rear view mirrors (P. 193)
*: If equipped
■Power windows (P. 196)
■Moon roof* (P. 200)
*: If equipped
FunctionDefault settingCustomized setting
Auto tilt away function*OnOff——O
123
FunctionDefault settingCustomized setting
Automatic mirror folding and extending operation*
Linked to the locking/unlocking of
the doors
Off
——OLinked to operation of the power switch
123
FunctionDefault settingCustomized setting
Mechanical key linked operationOffOn——O
Wireless remote control linkedoperationOffOn——O
Wireless remote control linkedoperation signal (buzzer)OnOff——O
123
FunctionDefault settingCustomized setting
Mechanical key linked operationOffOn——O
Wireless remote control linked
operationOffOn——O
Wireless remote control linked operation signal (buzzer)OnOff——O
123

625Alphabetical index
RC300h_EE(OM24740E)
AUX port .................................................. 351
Average fuel economy........................ 124
Average vehicle speed ....................... 124
Back-up light
Replacing light bulb.......................... 524
Wattage................................................. 605
Battery (12-volt battery)...................... 481
If the 12-volt battery is
discharged.........................................582
Preparing and checking
before winter .................................... 337
Warning light ....................................... 537
Battery (traction battery) ......................89
Blind Spot Monitor (BSM) ................ 319
Blower customization ......................... 439
Bluetooth®
Audio system .......................................395
Hands-free system
(for cellular phone)........................ 397
Brake
Fluid ......................................................... 603
Parking brake ......................................230
Warning light ....................................... 537
Brake assist .............................................304
Break-in tips ........................................... 207
Brightness control
Instrument panel li ght control......... 118
BSM (Blind Spot Monitor) ................. 319
Card key ................................................... 138
Care ................................................460, 464
Aluminum wheels................................ 461
Exterior ................................................... 460
Interior..................................................... 464
Seat belts ............................................... 465
Cargo hooks .......................................... 452
Caution label ............................................. 89
CD player .................................................. 371
Chains ....................................................... 338
Child restraint system............................ 60
Child seats definition .......................... 60
Child seats installation .............. 68, 75
Installing a CRS to the
passenger seat ................................... 65
Installing a CRS to the
rear seat ..................................................67
Installing CRS with ISOFIX
rigid anchors ....................................... 80
Installing CRS with seat belts .......... 72
Installing CRS with top strap .......... 82
Child safety ................................................ 59
12-volt battery
precautions .......................... 483, 585
Airbag precautions ............................. 45
Child restraint system ........................ 60
How your child should
wear the seat belt.............................. 40
Installing child restraints .................... 60
Moon roof precautions .................. 203
Power window lock switch ............ 196
Power window precautions........... 199
Removed electronic key
battery precautions......................... 513
Seat belt precautions........................... 42
B
C

630Alphabetical index
RC300h_EE(OM24740E)
Energy monitor/
consumption screen.......................129
EV drive mode ................................... 220
High voltage components ...............89
Hybrid System Indicator ................... 119
Hybrid system precautions..............89
Hybrid vehicle driving tips ............ 334
If the hybrid system
will not start ....................................... 576
Overheating .........................................587
Power (ignition) switch .....................215
Starting the hybrid system...............215
Hybrid System Indicator .......................119
Hybrid transmission ............................. 222
If the shift lever cannot be
shifted from P ....................................227
Paddle shift switches ............ 224, 225
S mode .................................................... 225
Identification
Engine ..................................................... 597
Vehicle.................................................... 597
Ignition switch (power switch) ..........215
Illuminated entry system .....................447
Immobilizer system ................................. 95
Indicators .................................................... 112
Initialization
Maintenance ........................................ 476
Meter ......................................................... 126
Moon roof ............................................... 201
Multi-information display................. 126
Power windows ................................... 197
Tire pressure warning
system.................................................. 487
Initiators (tire pressure warning
system)................................................... 497
Inside rear view mirror .......................... 191
Instrument panel light control ............ 118
Interior lights............................................447
Intrusion sensor and tilt sensor ........ 105
ISOFIX rigid anchors .............................75
I