remove LEXUS RX450H 2019 Manual PDF

6287-3. Do-it-yourself maintenance
RX450h_RX450hL_U
Change the rest position of the windshie ld wipers to the service position using
the wiper lever and then lift a windshield wiper. ( P. 270)
While pressing and holding the
wiper blade lock release button,
remove the wiper blade.
When performing this operation, make
sure to hold the hook portion of the
wiper arm securely.
While disengaging the cap lock,
using a tool such as a flathead
screwdriver if necessary, remove the
wiper insert.
Hold the cap on the end of the wiper
insert when removing the wiper insert.
(The cap is integrated into the wiper
insert.)
If using a screwdriver, make sure to wrap
its tip with tape to protect the wiper
blade.
Install a new wiper insert.
Make sure to push the wiper insert firmly until the cap lock is engaged.
After installation, check that th e cap lock is locked securely.
Install the wiper blade to the wiper arm.
Make sure to push the wiper blade until it is locked.
When performing this operation, make sure to hold the hook portion of the wiper arm
securely.
After installation, check that the wiper blade is locked securely.
Windshield wiper inserts
Replacing a windshield wiper insert
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Hook portion
12
Cap lock
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6307-3. Do-it-yourself maintenance
RX450h_RX450hL_U
●Flathead screwdriver
●Lithium battery CR2032
Take out the mechanical key.
Remove the cover.
To prevent damage to the key, cover the
tip of the flathead screwdriver with a
tape.
Remove the depleted battery.
When removing the cover, the elec-
tronic key module may stick to the cover
and the battery may not be visible. In this
case, remove the el ectronic key module
in order to remove the battery.
Insert a new battery with the “+” termi-
nal facing up.
Electronic key battery
Replace the battery with a new one if it is depleted.
You will need the following items:
Replacing the battery
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6317-3. Do-it-yourself maintenance
7
Maintenance and care
RX450h_RX450hL_U
■Use a CR2032 lithium battery
●Batteries can be purchased at your Lexus dealer, loca l electrical appliance shops or
camera stores.
●Replace only with the same or equivalent type recommended by the manufacturer.
●Dispose of used batteries according to the local laws.
■If the electronic key battery is depleted
The following symptoms may occur:
●The smart access system with push-button start and wireless remote control will not
function properly.
●The operational rang e will be reduced.
WARNING
■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 coul d result in death or serious injury.
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 co mponent inside the remote control.
●Do not bend either of the battery terminals.

6327-3. Do-it-yourself maintenance
RX450h_RX450hL_U
Turn the power switch off.
Open the fuse box cover.
■Engine compartment
Push the tab in and lift the lid off.
■Driver’s side instrument panel
Remove the lid.
Checking and replacing fuses
If any of the electrical components do not operate, a fuse may have blown. If
this happens, check and repl ace the fuses as necessary.
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6337-3. Do-it-yourself maintenance
7
Maintenance and care
RX450h_RX450hL_U
■Luggage compartment (type A fuse box)
■Luggage compartment (type B fuse box)
Remove the fuse with the pullout
tool.
Only some fuses can be removed
using the pullout tool.
RX450hRX450hL
Remove the 12-volt battery cover.
( P. 606) Remove the deck board and side aux-
iliary box cover and 12-volt battery
cover.
(  P. 606)
RX450hRX450hL
Remove the terminal cover. Remove the terminal cover.
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6407-3. Do-it-yourself maintenance
RX450h_RX450hL_U
■Front side marker lights (vehicle s with single-beam headlights)
To ensure enough space to per-
form work, turn the steering
wheel to rotate the front wheel
away from the bulb to be
replaced.
Remove the 3 fender liner clips.
Turn the steering wheel to the left
when replacing the right side light
bulb, and turn the steering wheel to
the right when replacing the left side
light bulb.
When removing a fender liner clip,
use a flathead screwdriver to pry the
center portion out and then remove
the whole clip.
Pull back the fender liner until the
connector is visible.
Partially remove the fender liner
and turn the bulb base counter-
clockwise and remove it.
Replacing light bulbs
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6417-3. Do-it-yourself maintenance
7
Maintenance and care
RX450h_RX450hL_U
Remove the light bulb.
Install a new light bulb and then
install the bulb base to the light
unit by inserting it and turning it
clockwise.
After installing the bulb base, wiggle
it lightly to make sure it is securely
installed and turn the lights on to
visually check that there is no light
leaking from betw een the bulb base
and light unit.
Reinstall the fender liner and
install the 3 fender liner clips.
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6427-3. Do-it-yourself maintenance
RX450h_RX450hL_U
■Front turn signal lights (vehic les with single-beam headlights)
To ensure enough space to per-
form work, turn the steering
wheel to rotate the front wheel
away from the bulb to be
replaced.
Remove the 3 fender liner clips.
Turn the steering wheel to the left
when replacing the right side light
bulb, and turn the steering wheel to
the right when replacing the left side
light bulb.
When removing a fender liner clip,
use a flathead screwdriver to pry the
center portion out and then remove
the whole clip.
Pull back the fender liner until the
connector is visible.
Partially remove the fender liner
and turn the bulb base counter-
clockwise and remove it.
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6437-3. Do-it-yourself maintenance
7
Maintenance and care
RX450h_RX450hL_U
Remove the light bulb.
Install a new light bulb and then
install the bulb base to the light
unit by inserting it and turning it
clockwise.
After installing the bulb base, wiggle
it lightly to make sure it is securely
installed and turn on the turn signal
lights to visually check that there is no
light leaking from between the bulb
base and light unit.
Reinstall the fender liner and
install the 3 fender liner clips.
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6447-3. Do-it-yourself maintenance
RX450h_RX450hL_U
■Rear turn signal lights (vehic les with single-beam headlights)
Open the back door and apply
protective tape to the vehicle
body around the taillight.
Use masking tape, etc. Do not use
duct tape, as it may leave residue or
damage the paint when removed.
Using a flathead screwdriver,
remove the cover.
To prevent scratching the vehicle,
wrap the tip of the flathead screw-
driver with a cloth, etc.
Remove the 2 screws.
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