roof LEXUS RX300H 2017 User Guide

671-1. For safe use
1
For safety and security
RC300h_EE(OM24740E)
WARNING
■When installing a child restraint system
●Do not allow the child to lean his/her head or any part of his/her body against the
door or the area of the seat, front pillars or roof side rails from which the SRS side airbags or SRS curtain shield airbags deploy even if the child is seated in the childrestraint system. It is dangerous if the SRS side and curtain shield airbags inflate, and
the impact could cause death or serious injury to the child.
●When a junior seat is installed, always en sure that the shoulder belt is positioned across the center of the child’s shoulder. Th e belt should be kept away from the child’s
neck, but not so that it could fall off the child’s shoulder.
When using a child restraint system on a rear seat
WARNING
■When installing a child restraint system
Observe the following precautions.
Failure to do so may result in death or serious injury.
●Use child restraint system suitable to the age and size of the child and install it to the rear seat.
●Do not allow the child to lean his/her head or any part of his/her body against the
door or the area of the seat , rear pillars or roof side rails from which the SRS curtain shield airbag deploys even if the child is se ated in the child restraint system. It is dan- gerous if the SRS curtain shield airbag inflates, and the impact could cause death or
serious injury to the child.
●When installing a forward-facing child
restraint system to the front passenger seat, adjust the seatback to the most upright posi-tion, move the seat to the rearmost position,
raise the seat to the highest position, and then install.If the head restraint interferes with the instal-
lation of the child restraint system, and the head restraint can be removed, remove thehead restraint.
●If the driver’s seat interferes with the child
restraint system and prevents it from being attached correctly, attach the child restraintsystem to the right-hand rear seat (left-hand
drive vehicles) or the left-hand rear seat (right-hand drive vehicles).
●Adjust the front passenger seat so that it does
not interfere with the child restraint system.

1031-3. Theft deterrent system
1
For safety and security
RC300h_EE(OM24740E)
Do one of the following to deactivate or stop the alarm:
●Unlock the doors or open the trunk using the entry function or wireless
remote control.
●Start the hybrid system. (The alarm will be deactivated or stopped after a few
seconds.)
■System maintenance
The vehicle has a maintenance-free type alarm system.
■Items to check before locking the vehicle
To prevent unexpected triggering of the alarm and vehicle theft, make sure of the follow-
ing:
●Nobody is in the vehicle.
●The windows and moon roof (if equipped) are closed before the alarm is set.
●No valuables or other personal items are left in the vehicle.
Deactivating or stopping the alarm

1061-3. Theft deterrent system
RC300h_EE(OM24740E)
■Canceling and automatic re-enabling of the intrusion sensor and tilt sensor
●The alarm will still be set even when the intrusion sensor and tilt sensor are canceled.
●After the intrusion sensor and tilt sensor are canceled, pressing the power switch or unlocking the doors using the entry function or wireless remote control will re-enable
the intrusion sensor and tilt sensor.
●The intrusion sensor and tilt sensor will automatically be re-enabled when the alarm system is deactivated.
■Intrusion sensor dete ction considerations
The sensor may trigger the alarm in the following situations:
●Places with extreme vibrations or noises, or situations in which the vehicle is subject to repeated impacts or vibrations:
• When parked in a parking garage • When ice adhering to the vehicle is removed• When the vehicle is in an automatic or high-pressure car wash
• When in a hail or lightning storm
●A window or the moon roof is open. In this case, the sensor may detect the follow-ing:
• Wind or the movement of objects such as leaves and insects inside the vehicle• Ultrasonic waves emitted from devices
such as the intrusion sensors of other vehi- cles• The movement of people outside the vehi-
cle
●Unstable items, such as dangling accessories
or clothes hanging on the coat hooks, are in the vehicle.

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3
Operation of
each component
RC300h_EE(OM24740E)
3-1. Key information
Keys .................................................. 138
3-2. Opening, closing and locking
the doors and trunk
Doors ................................................144
Trunk ................................................ 150
Smart entry & start
system ........................................... 155
3-3. Adjusting the seats
Front seats...................................... 178
Rear seats.........................................181
Driving position memory ......... 183
Head restraints ............................ 186
3-4. Adjusting the steering
wheel and mirrors
Steering wheel ............................. 189
Inside rear view mirror ............... 191
Outside rear view
mirrors .......................................... 193
3-5. Opening, closing the
windows and moon roof
Power windows ........................... 196
Moon roof .....................................200

138
RC300h_EE(OM24740E)
3-1. Key information
The following keys are provided with the vehicle.
Electronic keys
• Operating the smart entry & start system ( P. 155)
• Operating the wireless remote con- trol function
Mechanical keys
Key number plate
Card key (electronic key) (if
equipped)
Operating the smart entry & start sys-
tem ( P. 155)
Locks the doors (P. 144)
Closes the windows and moon roof*
( P. 144)
Unlocks the doors ( P. 144)
Opens the windows and moon roof*
( P. 144)
Opens the trunk ( P. 150)
*: These settings must be customized at any authorized Lexus dealer or repairer, or
another duly qualified an d equipped professional.
Keys
The keys
1
2
3
4
Wireless remote control
1
2
3
4
5

1403-1. Key information
RC300h_EE(OM24740E)
■Card key (if equipped)
●The card key is not waterproof.
●The mechanical key that is stored inside the card key should be used only if a problem arises, such as when the card key does not operate properly.
●If it is difficult to take out the mechanical key, push down the lock release button using apen tip etc. If it is still difficu lt to pull it out, use a coin etc.
■When required to leave the vehicle’s key with a parking attendant
Set the luggage security system ( P. 151) on and lock the glove box (P. 450) as cir- cumstances demand.
Remove the mechanical key for your own use and provide the attendant with the elec- tronic key only.
■If you lose your mechanical keys
New genuine mechanical keys can be made by any authorized Lexus dealer or repairer, or another duly qualified and equipped professional using the other mechanical key andthe key number stamped on your key number plate. Keep the plate in a safe place such
as your wallet, not in the vehicle.
●To store the mechanical key in the card key, insert it while pressing the lock release button.
●If the battery cover is not installed and the bat-tery falls out or if the battery was removedbecause the key got wet, reinstall the battery
with the positive terminal facing the Lexus emblem.

144
RC300h_EE(OM24740E)
3-2. Opening, closing and locking the doors and trunk
◆Smart entry & start system
Carry the electronic key to enable this function.
Grip the door handle to unlock
the doors.
Make sure to touch the sensor on the back of the handle.
The doors cannot be unlocked for
3 seconds after the doors are locked.
Touch the lock sensor (indenta-
tion on the side of the door han-
dle) to lock the doors.
Check that the door is securely locked.
◆Wireless remote control
Locks both side doors
Check that the door is securely locked.
Press and hold to close the windows and moon roof.*
Unlocks both side doors
Press and hold to open the windowsand moon roof.*
*: These settings must be customized at
any authorized Lexus dealer or
repairer, or another duly qualified
and equipped professional.
Doors
Unlocking and locking the doors from the outside
1
2
1
2

1453-2. Opening, closing and locking the doors and trunk
3
Operation of each component
RC300h_EE(OM24740E)
■Operation signals
The emergency flashers flash to indicate th at the doors have been locked/unlocked. (Locked: once; Unlocked: twice)
A buzzer sounds to indicate that th e windows and moon roof are operating.
■Security feature
If a door is not opened within approximately 30 seconds after the vehicle is unlocked, the security feature automatically locks the vehicle again.
■Welcome light illumination control
The front position, tail and license plate lights automatically turn on at night when the doors are unlocked using the entry function or wireless remote control if the light switch
is in the “AUTO” position.
■When the door cannot be locked by the lock sensor on the surface of the door handle
■Door lock buzzer
If an attempt to lock the doors is made when a door is not fully closed, a buzzer sounds
continuously for 5 seconds. Fully close the door to stop the buzzer, and lock the vehicle once more.
■Setting the alarm (if equipped)
Locking the doors will set the alarm system. ( P. 102)
■If the smart entry & start system or the wireless remote control does not operate prop- erly
Use the mechanical key and/or inside lock buttons to lock and unlock the doors. ( P. 578) Replace the key battery with a new one if it is depleted. ( P. 511)
Use your palm to touch the lock sensor.

1493-2. Opening, closing and locking the doors and trunk
3
Operation of each component
RC300h_EE(OM24740E)
■Impact detection door lock release system
In the event that the vehicle is subject to a strong impact, both side doors are unlocked. Depending on the force of the impact or the type of accident, however, the system may
not operate.
■Using the mechanical key
The doors can also be unlocked with the mechanical key. ( P. 578)
■Conditions affecting the operation of the smart entry & start system or wireless remote control
 P. 157
■Customization
Settings (e.g. unlocking function using a key) can be changed. (Customizable features: P. 607)
WARNING
■To prevent an accident
Observe the following precautions while driving the vehicle. Failure to do so may result in a door opening and an occupant being thrown out of thevehicle, resulting in death or serious injury.
●Ensure that both side doors are properly closed.
●Do not pull the inside handle of the doors while driving. The doors may be opened even if the inside lock buttons are in locked position.
■Side window open/close function linked to door operation
Do not hold the upper edge of the side window when you close the door. Otherwise, your fingers or hand may be caught in the window.
■When using the wireless remote control and operating the power windows or moonroof
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 oper ate the wireless remote control. It is pos- sible for children and other passengers to get caught in the power window or moon
roof.

196
RC300h_EE(OM24740E)
3-5. Opening, closing the windows and moon roof
The power windows can be opened and closed using the switches.
Operating the switch moves the windows as follows:
Closing
One-touch closing*
Opening
One-touch opening*
*: To stop the window partway, operate the
switch in the opposite direction.
Press the switch to lock the passenger
window.
The indicator will come on.
Use this switch to prevent children from accidentally opening or closing a pas-
senger window.
The passenger window can still be opened and closed using the driver’s
switch even if the lock switch is on.
Power windows
Opening and closing procedures
1
2
3
4
Window lock switch
Indicator