LEXUS RX300H 2017 Owners Manual

5217-3. Do-it-yourself maintenance
7
Maintenance and care
RC300h_EE(OM24740E)
Remove the light bulb.
Install a new light bulb then install
the bulb base to the light unit by
inserting it and turning the bulb
base clockwise.
After installing the light bulb, turn on the front turn signal light to visuallycheck that there is no light leaking
from the bulb base.
Engage the clamp to reinstall the
fender liner and install the clip.
Insert the clip with its groove aligned vertically to install it.
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5
6

5227-3. Do-it-yourself maintenance
RC300h_EE(OM24740E)
■Rear turn signal lights
Open the trunk, remove the 2
covers and 2 screws and pull the
light unit toward the rear of the
vehicle to remove it.
When removing the cover, wrap the tip of the screwdriver with tape toprotect the vehicle from damage.
Turn the bulb base
counterclockwise.
Remove the light bulb.
Install a new light bulb then install
the bulb base to the light unit by
inserting it and turning the bulb
base clockwise.
After installing the light bulb, turn on
the rear turn signal light to visually check that there is no light leakingfrom the bulb base.
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2
3
4

5237-3. Do-it-yourself maintenance
7
Maintenance and care
RC300h_EE(OM24740E)
Align the tabs and push the light
unit toward the front of the vehicle
to install it.
Install the 2 screws and 2 covers.
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6

5247-3. Do-it-yourself maintenance
RC300h_EE(OM24740E)
■Back-up light
Open the trunk, remove the 2
clips on the side which the bulb is
to be replaced and pull back the
trunk lid cover.
Turn the bulb base
counterclockwise.
Remove the light bulb.
Install a new light bulb then install
the bulb base to the light unit by
inserting it and turning the bulb
base clockwise.
After installing the light bulb, turn on the back-up light to visually check
that there is no light leaking from the bulb base.
Reinstall the trunk lid cover with the 2 clips.
To install the clips, simply push them in.
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2
3
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5257-3. Do-it-yourself maintenance
7
Maintenance and care
RC300h_EE(OM24740E)
■Replacing the following bulbs
If any of the lights listed below has burnt out, have it replaced by any autho-
rized Lexus dealer or repairer, or another duly qualified and equipped profes-
sional.
●Headlights
●Front position lights and daytime running lights
●Front turn signal lights (LED type)
●Front fog lights (if equipped)
●Side turn signal lights
●Stop/tail lights
●Stop lights
●Tail lights
●Rear fog light
●High mounted stoplight
●License plate lights
■LED lights
The lights other than the front turn signal lights (bulb type), rear turn signal lights and back-up lights each consist of a number of LE Ds. If any of the LEDs burn out, take your vehicle to any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional to have the light replaced.
■Condensation build-up on the inside of the lens
Temporary condensation build-up on the inside of the headlight lens does not indicate a
malfunction. Contact any authorized Lexus dealer or repairer, or another duly qualified and equipped professional for more info rmation in the following situations:
●Large drops of water have built up on the inside of the lens.
●Water has built up inside the headlight.
■When replacing light bulbs
 P. 517

5267-3. Do-it-yourself maintenance
RC300h_EE(OM24740E)
WARNING
■Replacing light bulbs
●Turn off the lights. Do not attempt to replace the bulb immediately after turning off the lights.
The bulbs become very hot and may cause burns.
●Do not touch the glass portion of the light bulb with bare hands. When it is unavoid- able to hold the glass portion, use and hold with a clean dry cloth to avoid getting
moisture and oils on the bulb. Also, if the bulb is scratched or dropped, it may blow out or crack.
●Fully install light bulbs and any parts used to secure them. Failure to do so may result
in heat damage, fire, or wate r entering the headlight unit. This may damage the head- lights or cause condensation to build up on the lens.
■To prevent damage or fire
●Make sure bulbs are fully seated and locked.
●Check the wattage of the bulb before installing to prevent heat damage.

527
8When trouble arises
RC300h_EE(OM24740E)
8-1. Essential information
Emergency flashers ..................528
If your vehicle has
to be stopped
in an emergency...................... 529
8-2. Steps to take
in an emergency
If your vehicle needs
to be towed................................530
If you think something
is wrong....................................... 536
If a warning light turns
on or a warning buzzer
sounds.......................................... 537
If a warning message
is displayed ................................ 542
If you have a flat tire .................. 563
If the hybrid system will
not start ....................................... 576
If the electronic key does
not operate properly ............. 578
If the 12-volt battery is
discharged .................................582
If your vehicle overheats ......... 587
If the vehicle becomes
stuck ............................................. 592

528
RC300h_EE(OM24740E)
8-1. Essential information
Press the switch.
All the turn signals will flash. To turn them off, press the switch onceagain.
■Emergency flashers
If the emergency flashers are used for a long time while the hybrid system is not operat-
ing (while the “READY” indicator is not illuminated), the 12-volt battery may discharge.
Emergency flashers
The emergency flashers are used to wa rn other drivers when the vehicle has
to be stopped in the road due to a breakdown, etc.

5298-1. Essential information
8
When trouble arises
RC300h_EE(OM24740E)
Steadily step on the brake pedal with both feet and firmly depress it.
Do not pump the brake pedal repeatedly as this will increase the effort required to slow the vehicle.
Shift the shift lever to N.
If the shift lever is shifted to N
After slowing down, stop the vehicle in a safe place by the road.
Stop the hybrid system.
If the shift lever cannot be shifted to N
Keep depressing the brake pedal with both feet to reduce vehicle speed as
much as possible.
To stop the hybrid system, press and
hold the power switch for 2 consec-
utive seconds or more, or press it
briefly 3 times or more in succes-
sion.
Stop the vehicle in a safe place by the road.
If your vehicle has to be stopped in an emergency
Only in an emergency, such as if it becomes impossible to stop the vehicle in
the normal way, stop the vehicle using the following procedure:
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2
3
4
3
Press and hold for 2 seconds or more
or press briefly 3 times or more
4
WARNING
■If the hybrid system has to be turned off while driving
Power assist for the steering wheel will be lost, making the steering wheel heavier to turn. Decelerate as much as possible before turning off the hybrid system.
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530
RC300h_EE(OM24740E)
8-2. Steps to take in an emergency
The following may indicate a problem with your transmission. Contact any
authorized Lexus dealer or repairer, or another duly qualified and equipped pro-
fessional or commercial towing service before towing.
●A warning message for the hybrid system is shown on the multi-information
display and the vehicle does not move.
●The vehicle makes an abnormal sound.
If your vehicle needs to be towed
If towing is necessary, we recommend having your vehicle towed by any
authorized Lexus dealer or repairer , or another duly qualified and equipped
professional or commercial towing se rvice, using a wheel-lift type truck or
flatbed truck.
Use a safety chain system for all towing , and abide by all state/provincial and
local laws.
Situations when it is necessary to contact dealers before towing