light LEXUS RX300H 2017 Service Manual

1543-2. Opening, closing and locking the doors and trunk
RC300h_EE(OM24740E)
WARNING
■Using the trunk
Observe the following precautions. Failure to do so may cause parts of the body to be caught, resulting in serious injury.
●Remove any heavy loads, such as snow and ice, from the trunk lid before opening it. Failure to do so may cause the trunk lid to suddenly shut again after it is opened.
●When opening or closing the trunk lid, thoroughly check to make sure the surround-
ing area is safe.
●If anyone is in the vicinity, make sure they are safe and let them know that the trunk is about to open or close.
●Use caution when opening or closing the tr unk lid in windy weather as it may move abruptly in strong wind.
●On an incline it is more difficult to open or close the trunk lid than on a level surface,
so beware of the trunk lid unexpectedly op ening or closing by itself. Make sure that the trunk lid is fully open and secure before using the trunk.
●Do not attach any accessories other than genuine Lexus parts to the trunk lid. Suchadditional weight on the trunk lid may cause the lid to suddenly shut again after it is
opened.
●When opening the trunk lid, take care so that it does not hit anyone in the face or any otherpart of the body.
●When closing the trunk lid, take extra care toprevent your fingers etc. from being caught.
●When closing the trunk lid, make sure topress it lightly on its outer surface. If the trunkhandle is used to fully close the trunk lid, it
may result in hands or arms being caught.

1793-3. Adjusting the seats
3
Operation of each component
RC300h_EE(OM24740E)
Fold the seatback completely for-
ward.
The front seat will move forward automatically.
■Returning the front seat to its original position
Move the seatback backward until it locks. The front seat will return to its orig-
inal position automatically.
■When adjusting the seat
●Take care when adjusting the seat so that the head restraint does not touch the ceiling.
●When folding down a rear seatback, if it interferes with a front seatback, adjust the front
seat position so that the seats no longer interfere with each other. However, if adjusting the front seat position causes the correct dr iving posture to not be maintained, return the rear seatback to its original position. ( P. 181)
■Lever-operated “Front, Fold & Return” seat
●After the front seat is moved forward by operating the “Front, Fold & Return” seat lever, if a power seat adjustin g switch or a driving position memory switch is pressed, the front
seat will not return to its original position even if the front seatback is moved backward until it locks.
●The lever-operated “Front, Fold & Return” se at will not operate in the following situa-
tions:
• The front seat belt of the seat to be operated is fastened. • The power switch is in ON mode and the sh ift lever is in a position other than P
(driver's seat only).
●Operation of the lever-operated “Front, Fold & Return” seat will stop in the following sit-
uations:
• A power seat adjusting switch or a driv ing position memory switch is pressed. • The front seat belt of the seat which is operating is fastened.
• The power switch is in ON mode and the sh ift lever is moved to a position other than P (driver's seat only).
■Jam protection function
While the lever-operated “Front, Fold & Return” seat is operating, if an object is stuck either in front of or behind the front seat, the front seat will stop and then move in the opposite direction slightly.
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1823-3. Adjusting the seats
RC300h_EE(OM24740E)
P. 151
Luggage security system
WARNING
Observe the following precautions. Failure to do so may result in death or serious injury.
■When folding the rear seatbacks down
●Do not fold the seatbacks down while driving.
●Stop the vehicle on level ground, set the parking brake and shift the shift lever to P.
●Do not allow anyone to sit on a folded seatback or in the trunk while driving.
●Do not allow children to enter the trunk.
■After returning the rear seatback to the upright position
●Check that the seat belts are not twisted or caught in the seatback.
●Make sure that the seatback is securely locked in position by lightly pushing it backand forth.
If the seatback is not securely locked, the red marking will be visible on the seatback lockrelease knob. Make sure that the red marking
is not visible.

1843-3. Adjusting the seats
RC300h_EE(OM24740E)
■To stop the position recall operation part-way through
Perform any of the following:
●Press the “SET” button.
●Press button “1”, “2” or “3”.
●Operate any of the seat adjustment switches (only cancels seat position recall).
●Operate the tilt and telescopic steering control switch (only cancels steering wheel position recall).
■Seat positions that can be memorized ( P. 178)
The adjusted positions other than the position adjusted by lumbar support switch can be recorded.
■Operating the driving position memory after turning the power switch off
Recorded seat positions can be activated up to 180 seconds after the driver's door is opened and another 60 seconds after it is closed again.
■In order to correctly use the driving position memory function
If a seat position is already in the furthest possible position and the seat is operated in the same direction, the recorded position may be slightly different when it is recalled.
Each electronic key (including a card key) can be registered to recall your pre-
ferred driving position.
■Registering procedure
Record your driving position to button “1”, “2” or “3” before performing the
following:
Carry only the key you want to register, and then close the driver’s door.
If 2 or more keys are in the vehicle, the driving position cannot be recorded
properly.
Check that the shift lever is in P.
Turn the power switch to ON mode.
Recall the driving position that you want to record.
While pressing the recalled but-
ton, press and hold the door lock
switch (either lock or unlock) until
the buzzer sounds.
If the button could not be registered,
the buzzer sounds continuously for approximately 3 seconds.
Memory recall function
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1913-4. Adjusting the steering wheel and mirrors
3
Operation of each component
RC300h_EE(OM24740E)
The height of the rear view mirror can be adjusted to suit your driving posture.
Adjust the height of the rear view mir-
ror by moving it up and down.
Responding to the level of brightness of the headlights of vehicles behind, the
reflected light is automatically reduced.
Changing automatic anti-glare func-
tion mode
ON/OFF
When the automatic anti-glare function is in ON mode, the indicator illuminates.
The function will set to ON mode each time the power switch is turned to ON
mode. Pressing the button turns the function toOFF mode. (The indicator also turns
off.)
Inside rear view mirror
The rear view mirror’s position can be adjusted to enable sufficient confirma-
tion of the rear view.
Adjusting the height of rear view mirror
Anti-glare function
Indicator

1953-4. Adjusting the steering wheel and mirrors
3
Operation of each component
RC300h_EE(OM24740E)
■Mirror angle can be adjusted when
The power switch is in ACCESSORY or ON mode.
■When disconnecting and reconnecting 12-volt battery terminals (vehicles with an automatic folding/extending mirror function)
The automatic folding/extending mirror function will return to off as default. To turn the function on, press the switch again to select on.
■When the mirrors are fogged up
The outside rear view mirrors can be clea red using the mirror defoggers. Turn on the rear window defogger to turn on the outside rear view mirror defoggers. ( P. 438)
■Automatic adjustment of the mirror angle (if equipped)
A desired mirror face angle can be entered to memory and recalled automatically by the driving position memory. ( P. 183)
■Auto anti-glare function (if equipped)
When the anti-glare inside rear view mirror is set to automatic mode, the outside rear view mirrors will activate in co njunction with the anti-glare inside rear view mirror to reduce reflected light. ( P. 191)
■Using automatic mode in cold weather (if equipped)
When automatic mode is used in cold weat her, the door mirror could freeze up and automatic stowing and return may not be possible. In this case, remove any ice and snow
from the door mirror, then either operate the mirror using manual mode or move the mir- ror by hand.
■Customization
The automatic mirror folding and extending operation can be changed. (Customizable features: P. 607)
WARNING
■Important points while driving
Observe the following precautions while driving.
Failure to do so may result in loss of control of the vehicle and cause an accident, result- ing in death or serious injury.
●Do not adjust the mirrors while driving.
●Do not drive with the mirrors folded.
●Both the driver and passenger side mirrors must be extended and properly adjustedbefore driving.
■When a mirror is moving
To avoid personal injury and mirror malfunction, be careful not to get your hand caught by the moving mirror.
■When the mirror defoggers are operating
Do not touch the rear view mirror surfaces, as they can become very hot and burn you.

1973-5. Opening, closing the windows and moon roof
3
Operation of each component
RC300h_EE(OM24740E)
■The power windows can be operated when
The power switch is in ON mode.
■Operating the power windows after turning the hybrid system off
The power windows can be operated for approximately 45 seconds after the power
switch is turned to ACCESSORY mode or turned off. They cannot, however, be oper- ated once either door is opened.
■Jam protection function
If an object becomes jammed between the window and the window frame while the win- dow is closing, window movement is stop ped and the window is opened slightly.
■Catch protection function
If an object becomes caught between the door and window while the window is opening, window movement is stopped.
■When the window cannot be opened or closed
When the jam protection function or catch protection function operates unusually and the door window cannot be opened or closed , perform the following operations with the power window switch of that door.
●Stop the vehicle. With the power switch in ON mode, within 4 seconds of the jam pro-tection function or catch protection function activating, continuously operate thepower window switch in the one-touch clos ing direction or one-touch opening direc-
tion so that the door window can be opened and closed.
●If the door window cannot be opened and closed even when performing the above operations, perform the following pr ocedure for function initialization.
Turn the power switch to ON mode.
Pull and hold the power window switch in the one-touch closing direction and com- pletely close the door window.
Release the power window switch for a moment, resume pulling the switch in the one-touch closing direction, and hold it there for approximately 6 seconds or more.
Press and hold the power window switch in the one-touch opening direction. After
the door window is completely opened, cont inue holding the switch for an additional 1 second or more.
Release the power window switch for a mome nt, resume pushing the switch in the
one-touch opening direction, and hold it there for approximately 4 seconds or more.
Pull and hold the power window switch in the one-touch closing direction again.
After the door window is completely clos ed, continue holding the switch for a fur- ther 1 second or more.
If you release the switch while the window is moving, start again from the beginning. If the window reverses and cannot be fully closed or opened, have the vehicle inspectedby any authorized Lexus dealer or repairer , or another duly qualified and equipped pro-
fessional.
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2003-5. Opening, closing the windows and moon roof
RC300h_EE(OM24740E)
Opens the moon roof*
The moon roof tilts up and then fully
opens.
Closes the moon roof*
*: Lightly press either way of the moon
roof switch to stop the moon roof part-
way.
Tilts the moon roof up*
Tilts the moon roof down*
*: Lightly press either way of the moon
roof switch to stop the moon roof part-
way.
Moon roof
: If equipped
Use the overhead switches to open and close the moon roof and tilt it up and
down.
Opening and closing
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Tilting up and down
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2013-5. Opening, closing the windows and moon roof
3
Operation of each component
RC300h_EE(OM24740E)
■The moon roof can be operated when
The power switch is in ON mode.
■Operating the moon roof after turning the hybrid system off
The moon roof can be operated for approximately 45 seconds after the power switch is
turned to ACCESSORY mode or turned off. It cannot, however, be operated once either door is opened.
■Jam protection function
If an object is detected between the moon roof and the frame while the moon roof is clos- ing or tilting down, travel is sto pped and the moon roof opens slightly.
■Sunshade
The sunshade can be opened and closed manually. However, the sunshade will open automatically when the moon roof is opened.
■Door lock linked moon roof operation
●The moon roof can be opened and closed using the mechanical key.* ( P. 579)
●The moon roof can be opened and closed using the wireless remote control.* ( P. 144)
*: These settings must be customized at any authorized Lexus dealer or repairer, or
another duly qualified and equipped professional.
■If the moon roof does not close normally
Perform the following procedure:
Stop the vehicle.
Press and hold th e “CLOSE” switch.*The moon roof will close, reopen and pause for approximately 10 seconds. Then it will close again and stop at the completely closed position.
Check to make sure that the moon roof is completely closed and then release the switch.
*: If the switch is released at the incorrect time, the procedure will have to be performed
again from the beginning.
If the moon roof does not fully close even after performing the above procedure cor-
rectly, have the vehicle inspected by any authorized Lexus dealer or repairer, or another duly qualified and equipped professional.
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205
4Driving
RC300h_EE(OM24740E)
4-1. Before driving
Driving the vehicle.....................206
Cargo and luggage .................... 213
Trailer towing ................................ 214
4-2. Driving procedures
Power (ignition) switch ............. 215
EV drive mode ............................220
Hybrid transmission .................. 222
Turn signal lever ......................... 229
Parking brake ..............................230
ASC
(Active Sound Control)......... 231
4-3. Operating the lights and
wipers
Headlight switch ......................... 232
Automatic High Beam .............235
Fog light switch ...........................239
Windshield wipers and
washer .......................................... 241
4-4. Refueling
Opening the fuel tank cap...... 249
4-5. Using the driving support
systems
Cruise control ............................. 253
Dynamic radar cruise
control ......................................... 257
LDA
(Lane Departure Alert) ........ 273
Lexus parking
assist-sensor.............................. 279
Lexus parking
assist monitor............................286
Driving mode select
switch ............................................ 301
Driving assist systems ..............304
PCS (Pre-Crash Safety
system) ........................................... 311
BSM
(Blind Spot Monitor) .............. 319
• BSM function ......................... 325
• RCTA function...................... 329
4-6. Driving tips
Hybrid vehicle
driving tips.................................. 334
Winter driving tips ..................... 337