turn signal Lexus GS450h 2015 Opening, closing and locking the doors and trunk / LEXUS 2015 GS450H FROM MAR. 2015 PROD. (OM30F70U) User Guide

GS450h_OM_OM30F70U_(U)
4496-3. Do-it-yourself maintenance
6
Maintenance and care
■If the tread on snow tires wears down below 0.16 in. (4 mm)
The effectiveness of the tires as snow tires is lost.
■Situations in which the tire pressure warning system may not operate properly
●In the following cases, the tire pressure warning system may not operate properly.
• If non-genuine Lexus wheels are used.
• A tire has been replaced with a tire that is not an OE (Original Equipment) tire.
• A tire has been replaced with a tire that is not of the specified size.
• Tire chains etc. are equipped.
• Lock nuts are equipped.
• An auxiliary-supported run- flat tire is equipped.
• 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 the tire inflation pressure is extremely higher than the specified level.
●Performance may be affected in the following situations.
• Near a TV tower, electric power plant, gas station, radio station, large display,
airport or other facility that generates strong radio waves or electrical noise
• When carrying a portable radio, cellular phone, cordless phone or other wire- less communication device
Vehicles with the tire inflation pressure display function: If tire position information
is not correctly disp layed due to the radio wave conditions, the display may be
corrected by driving and changing the radio wave conditions.
●When the vehicle is parked, the time taken for the warning to start or go off could
be extended.
●When tire inflation pressure declines rapi dly for example when a tire has burst, the
warning may not function.
■The initialization operation
●Make sure to carry out initialization after adjusting the tire inflation pressure.
Also, make sure the tires are cold before carrying out initialization or tire inflation
pressure adjustment.
●If you have accidentally turned the power switch off during initialization, it is not
necessary to press the reset switch again as initialization will restart automatically
when the power switch has been turn ed to ON mode for the next time.
●If you accidentally press the reset switch when initialization is not necessary, adjust
the tire inflation pressure to the specified level when the tires are cold, and conduct
initialization again.

GS450h_OM_OM30F70U_(U)
4716-3. Do-it-yourself maintenance
6
Maintenance and care
11DOOR FL30Outside rear view mirror defoggers, power
window (front left-hand)
12CAPACITOR
(HV)10Capacitor
13STRG LOCK15Steering lock system
14D/L NO.225Power door lock system
15DOOR RL30Power window (rear left-hand)
16HAZ15Turn signal lights, emergency flashers
17LH-IG210
Multiport fuel injection system/sequential
multiport fuel injection system, stop lights,
smart access system with push-button start,
steering lock system, brake system, power
management system
18LH J/B-B7. 5Body ECU
19S/ROOF20Moon roof
20P/ S E AT 2 F/ L25Po w e r s e a t s
21TI & TE20Electric tilt and telescopic steering column
22A/C7. 5Air conditioning system
FuseAmpereCircuit

479
GS450h_OM_OM30F70U_(U)6-3. Do-it-yourself maintenance
6
Maintenance and care
Light bulbs
Check the wattage of the light bulb to be replaced. ( P. 583)
 P. 4 3 0
■Front
Vehicles with discharge headlights
You may replace the following bulbs by yourself. The difficulty level of
replacement varies depending on the bulb. If necessary bulb replace-
ment seems difficult to perform, contact your Lexus dealer.
For more information about replacin g other light bulbs, contact your
Lexus dealer.
Preparing for light bulb replacement
Removing the engine compartment covers
Bulb locations
Front turn signal light
Halogen fog light (if equipped)1
2

480
GS450h_OM_OM30F70U_(U)
6-3. Do-it-yourself maintenance
Vehicles with LED headlights
■Rear
Halogen fog light (if equipped)
Front turn signal light1
2
Back-up light
Rear turn signal light1
2

GS450h_OM_OM30F70U_(U)
4836-3. Do-it-yourself maintenance
6
Maintenance and care
■Front turn signal lights (vehicles with discharge headlights)For the left side only: To allow
enough working space, turn
the steering wheel all the way
to the right, then remove the
bolts and take off the cover.
Turn the bulb base counterclockwise.
1
2
Right sideLeft side

GS450h_OM_OM30F70U_(U)
4856-3. Do-it-yourself maintenance
6
Maintenance and care
■Front turn signal lights (vehicles with LED headlights)For the left side only: Remove
the bolt and move the washer
fluid filler opening.
Turn the bulb base counter-
clockwise.
Remove the light bulb.
1
2
3

GS450h_OM_OM30F70U_(U)
4876-3. Do-it-yourself maintenance
6
Maintenance and care
■Rear turn signal lightsOpen the trunk lid and remove
the cover.
Turn the bulb base counter-
clockwise.
Remove the light bulb.
When installing, reverse the
steps listed.
After installing the bulb base,
secure the cord with the clips and
install the cover in its original posi-
tion.
1
2
3
4

GS450h_OM_OM30F70U_(U)
4896-3. Do-it-yourself maintenance
6
Maintenance and care
■Replacing the following bulbs
If any of the lights listed below has burnt out, have it replaced by your
Lexus dealer.
●Headlights
●Parking lights/daytime running lights
●Front side marker lights
●LED fog lights (if equipped)
●Side turn signal lights
●Stop/tail lights
●Tail lights
●Rear side marker lights
●High mounted stoplight
●License plate lights
●Outer foot lights
■Discharge headlights (if equipped)
If voltage to the discharge bulbs is insufficient, the bulbs may not come on, or may go
out temporarily. The discharge bulbs will come on when normal power is restored.
■LED Lights
The lights other than the discharge headlig hts (if equipped), halogen fog lights (if
equipped), front turn signal lights, rear turn signal lights, back-up lights and outer
foot lights each consist of a number of LE Ds. If any of the LEDs burn out, take your
vehicle to your Lexus dealer to have the light replaced.
■Condensation build-up on the inside of the lens
Temporary condensation build-up on the insi de of the headlight lens does not indi-
cate a malfunction. Contact your Lexus dealer for more information 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. 4 76

494
GS450h_OM_OM30F70U_(U)
7-1. Essential information
Emergency flashers
Press the switch.
All the turn signal lights will flash.
To turn them off, press the switch once
again.
■Emergency flashers
If the emergency flashers are used for a long time while the hybrid system is not
operating (while the “READY” indicator is not illuminated), the 12-volt battery may
discharge.
The emergency flashers are used to warn other drivers when the vehi-
cle has to be stopped in the road due to a breakdown, etc.

GS450h_OM_OM30F70U_(U)
5838-1. Specifications
8
Vehicle specifications
Compact spare tire
Ti r e s i z eT155/70D17 110M, T145/70D18 107M
Tire inflation pressure
(Recommended cold tire
inflation pressure)
60 psi (420 kPa, 4.2 kgf/cm2 or bar)
Wheel size17  4T (T155/70D17), 18  4T (T145/70D18)
Wheel nut torque76 f t•lbf (103 N•m, 10.5 kgf•m)
Light bulbs
Light bulbsBulb No.WTy p e
Exterior
Discharge headlights*35A
Fog lights*19B
Front turn signal lights7444NA28 /8C
Rear turn signal lightsW21W21D
Back-up lightsW16W16D
Outer foot lightsW5W5D
Interior
Door courtesy lights5D
Vanity lights8D
Tr u n k l i g h t3.8D
A: D4S discharge bulbs
B: H16 halogen bulbs
C: Wedge base bulbs (amber) D: Wedge base bulbs (clear)
*: If equipped