2010 Lexus HS250h turn signal

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4-3. Do-it-yourself maintenance
4
Maintenance and care
HS250h_U_75033U(Canada)
Light bulbs
You may replace the following bulbs by yourself. The difficulty level of
replacement varies depending on the bulb. If necessary bulb replacement
seems difficult to perform, contact your Lexus dealer.
For more information about replacing other light bulbs, contact your Lexus
dealer.
■ Preparing for light bulb replacement
Check the wattage of the light bulb to be replaced. ( →P. 5 5 8 )
■ Remove the engine compartment covers
→ P. 4 2 3
■ Front bulb locations
Halogen headlights
Front side marker light Headlight low beam
Parking light
Front turn signal light
Front fog lightHeadlight high beam
and daytime running light
(if equipped)

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4-3. Do-it-yourself maintenance
HS250h_U_75033U(Canada)
LED headlights
■Rear bulb locations
Front fog light
Front turn signal light
Parking lightFront side marker light
Headlight high beam and
daytime running light
(if equipped)
Rear turn signal light
Back-up light
License plate light

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4-3. Do-it-yourself maintenance
4
Maintenance and care
HS250h_U_75033U(Canada)■
Front turn signal lights (halogen headlights)
Turn the bulb base counterclock-
wise.
Remove the light bulb.
■ Front turn signal lights (LED headlights)
Turn the bulb base counterclock-
wise.
Remove the light bulb.

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4-3. Do-it-yourself maintenance
HS250h_U_75033U(Canada)■
Rear turn signal lights
Open the trunk lid and remove the
cover.
To prevent damage to the rear
combination assembly, cover the
tip of the screwdriver with a rag.
Remove the bolts, stopper rubber
and rear combination assembly.
Turn the bulb base counterclock-
wise.
Remove the light bulb.

479
4-3. Do-it-yourself maintenance
4
Maintenance and care
HS250h_U_75033U(Canada)■
Lights other than the above
If any of the lights listed below has burnt out, have it replaced by your
Lexus dealer.
● Headlight low beams (LED headlight type)
● Side turn signal lights
● Stop/tail lights
● Tail lights
● Rear side marker lights
● High mounted stoplight
● Outer foot lights
■When replacing the front righ t headlight, front turn signal lights and parking light
bulbs
■LED light bulbs
The headlight low beams (LED headlights type), side turn signal lights, rear side
marker lights, stop/tail lights, tail lights and high mounted stoplight consist of a num-
ber of LEDs. If any of the LEDs burn out, take your vehicle to your Lexus dealer to
have the light replaced. Remove the securing clip and move the
washer fluid filler opening to allow easy
access to the light bulbs.
After replacing the bulbs, make sure to
secure the washer fluid filler opening with the
clip.

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HS250h_U_75033U(Canada)
5-1. Essential information
Emergency flashers
NOTICE
■To prevent 12-volt battery discharge
Do not leave the emergency flashers on longer than necessary when the hybrid sys-
tem is not operating.
Use the emergency flashers if the vehicle malfunctions or is involved in an
accident.
Press the switch to flash all the
turn signal lights. To turn them
off, press the switch once again.

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5-2. Steps to take in an emergency
HS250h_U_75033U(Canada)
The tire pressure warning system may be disabled in the following conditions:
(When the condition becomes normal, the system will work properly.)
●If electronic devices or facilities using similar radio wave frequencies are nearby.
●If a radio set at similar frequency is in use in the vehicle.
●If a window tint that affects the radio wave signals is installed.
●If there is a lot of snow or ice on the vehicle, particularly around the wheels or
wheel housings.
●If non-genuine Lexus wheels are used (Even if you use Lexus wheels, the tire
pressure warning system may not work properly with some types of tires.)
●If tire chains are used.
■If the tire pressure warning light comes on after flashing frequently for 1 minute
If the tire pressure warning light comes on after flashing frequently for 1 minute
when the “POWER” switch is turned to ON mode, have it checked by your Lexus
dealer.
■Customization that can be configured at Lexus dealer
The vehicle speed linked seat belt reminder buzzer can be disabled.
(Customizable features →P. 5 74 )
CAUTION
■When the electric power steering system warning light comes on
The steering wheel may become extremely heavy.
If the steering wheel becomes heavier than usual when operating, hold firmly and
operate it using more force than usual.
■If the tire pressure warning light comes on
Be sure to observe the following precautions. Failure to do so could cause loss of
vehicle control and result in death or serious injury.
●Stop your vehicle in a safe place as soon as possible. Adjust the tire inflation pres-
sure immediately.
●If the tire pressure warning light comes on even after tire inflation pressure adjust-
ment, it is probable that you have a flat tire. Check the tires. If a tire is flat, change
it with the spare tire and have the flat tire repaired by the nearest Lexus dealer.

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6-1. Specifications
HS250h_U_75033U(Canada)
Light bulbs
A: HB3 halogen bulbs
B: Double end bulbs
C: Wedge base bulbs (clear)
D: Wedge base bulbs (amber)
E: H11 halogen bulbs
F: Single end bulbs
Light BulbsBulb No.WTy p e
Exterior
LED headlights
High beam
Halogen headlights
High beam
Low beam
9005
9005
H1160
6055A
A E
Front side marker lightsW5W5C
Front turn signal lights3457NA28 /8F
Parking lightsW5W5C
Front fog lightsH1155E
Rear turn signal lightsWY21W21D
Back-up lightsW16W16C
License plate lightsW5W5C
Outer foot lights5C
Interior
Vanity lights8C
Front interior lights/Personal lights8C
Rear interior light8B
Tr u n k l i g h t3.8C
Door courtesy lights5C