Page 575 of 846
574
GS350_OM_OM30D41U_(U)
5-7. Other interior features
Sun visors and vanity mirrors
To set the visor in the forward
position, flip it down.
To set the visor in the side posi-
tion, flip down, unhook, and swing
it to the side.
To use the side extender, place
the visor in the side position, then
slide it backward.
Slide the cover to open.
The light turns on when the cover is
opened.
Sun visors
1
2
3
Va n i t y m i r r o r s
NOTICE
■To prevent battery discharge
Do not leave the vanity lights on for extended periods while the engine is off.
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581
GS350_OM_OM30D41U_(U)5-7. Other interior features
5
Interior features
Seat heaters∗/s e a t v e n t i l a t o r s∗
∗: If equipped
The seat can be warmed and air from the seat can improve ventilation.
Front seat heaters and ventilators (if equipped)/rear seat heaters
(if equipped)
Seat heater switches
The indicator light (yellow) on the
switch comes on when the seat heater
is operating.
Seat ventilator switches (front
seats only)
The indicator light (green) on the
switch comes on when the seat venti-
lator is operating.
Level indicator lights
The seat heater temperature level or
the seat ventilator fan speed level (for
front seats only) is displayed.
“AUTO” indicator lights
XFront seats
XRear seats
1
2
3
4
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582
GS350_OM_OM30D41U_(U)
5-7. Other interior features
■Modes and indicators
The mode can be changed by pressing the switch.
*: When automatic mode is selected, the level automatically changes depending onthe air conditioning settings.
■The seat heaters/seat ventilators can be used when
The engine switch is in IGNITION ON mode.
■Automatic operation of the seat heater during Eco drive mode
If the driving mode select switch is switched to Eco drive mode in cold temperatures,
the seat heater may be automatically operated to assist heating performance.
■Automatic operation during S-FLOW mode
The front seat heater and ventilator or the rear seat heater may automatically turn off
when S-FLOW mode is turned on during automatic mode. ( →P. 363)
■Button lock function (vehicles with rear control panel)
To prevent inadvertent operation, some buttons on the rear armrest can be locked.
(→ P. 3 7 3 )
Mode“AUTO” indicator lightLevel indicator lights
OffOffOff
Automatic*On3 to 1, or off
HiOff3
MidOff2
LoOff1
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749
GS350_OM_OM30D41U_(U)
7
When trouble arises
7-2. Steps to take in an emergency
If the engine will not start
One of the following may be the cause of the problem:
●There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle.
●The engine may be flooded.
Try to restart the engine again following correct starting procedures.
(→ P. 1 7 3 )
●There may be a malfunction in the engine immobilizer system.
(→P. 7 0 )
One of the following may be the cause of the problem:
●The battery may be discharged. ( →P. 7 5 7 )
●The battery terminal connections may be loose or corroded.
The engine starting system may be malfunctioning due to an electrical
problem such as electronic key battery depletion or a blown fuse. How-
ever, an interim measure is available to start the engine. ( →P. 7 5 0 )
If the engine will not start even though correct starting procedures are
being followed ( →P. 173), consider each of the following points:
The engine will not start even though the starter motor operates
normally.
The starter motor turns over slowly, the interior lights and head-
lights are dim, or the horn does not sound or sounds at a low vol-
ume.
The starter motor does not turn over
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7507-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)One of the following may be the cause of the problem:
●One or both of the battery terminals may be disconnected.
●The battery may be discharged. (
→P. 7 5 7 )
●There may be a malfunction in the steering lock system.
Contact your Lexus dealer if the problem cannot be repaired, or if repair proce-
dures are unknown.
When the engine does not start, the following steps can be used as an
interim measure to start the engine if the engine switch is functioning nor-
mally:
Set the parking brake.
Shift the shift lever to P.
Turn the engine switch to ACCESSORY mode.
Press and hold the engine switch for about 15 seconds while depress-
ing the brake pedal firmly.
Even if the engine can be started using the above steps, the system may be
malfunctioning. Have the vehicle inspected by your Lexus dealer.
The starter motor does not turn over, the interior lights and head-
lights do not turn on, or the horn does not sound.
Emergency start function
1
2
3
4
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Page 778 of 846
GS350_OM_OM30D41U_(U)
7778-1. Specifications
8
Vehicle specifications
A: D4S discharge bulbsB: H16 halogen bulbs
C: Wedge base bulbs (amber) D: Wedge base bulbs (clear)
*: If equipped
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 lights5D
Vanity lights8D
Tr u n k l i g h t3.8D
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Page 802 of 846
GS350_OM_OM30D41U_(U)
8018-2. Customization
8
Vehicle specifications
Illumination
(→ P. 5 6 1 )
Interior lights illumination
controlOnOff——O
Ti m e e l a p s e d b e f o r e t h e
interior lights turn off15 seconds
7. 5
seconds
O—O30
seconds
Operation after the engine
switch is turned offOnOff——O
Operation when the doors
are unlockedOnOff——O
Operation when you
approach the vehicle with
the electronic key on your
person
OnOff——O
Footwell lightingOnOff——O
Outer foot lightsOnOff——O
Ti m e e l a p s e d b e f o r e t h e
outer foot lights turn off15 seconds
Off
O—O
7. 5
seconds
30
seconds
ItemFunctionDefault settingCustom-
ized setting123
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Page 835 of 846

834Alphabetical index
GS350_OM_OM30D41U_(U)
Hands-free system (for cellular phone) ........................... 495
HD Radio
® system .............................. 404
Head restraints ....................................... 138
Headlights .................................................192 Adaptive Front-lighting System (AFS) .................................... 194
Discharge headlights precautions....................................... 689
Headlight leveling warning message .............................716
Light switch ............................................ 192
Replacing light bulbs ....................... 687
Wattage .................................................. 777
Headlights aim............................. 674, 818
Headlights cleaner............................... 205
Head-up display....................................... 92
Heaters Air conditioning system ................. 353
Heated steering wheel ....................579
Seat heaters ........................................... 581
Outside rear view mirrors ............. 374
Hill-start assist control .........................277
Horn .............................................................. 191
Hood .......................................................... 626
Open ........................................................626
Warning message ...............................719
Hooks Cargo hooks ......................................... 571
Coat hooks .......................................... 590
Retaining hooks (floor mat) ............. 26
Luggage hook ...................................... 571
Utility hook ............................................592 I/M test ......................................................622
Identification
Engine ..................................................... 769
Vehicle .................................................... 769
Ignition switch (engine switch) ......... 173
Illuminated entry system ................... 563
Immobilizer system .................................70
Indicators ..................................................... 79
Initialization
Maintenance ....................................... 616
Moon roof ............................................... 152
Power windows....................................148
Tire pressure
warning system ............................... 644
Initiators (tire pressure
warning system) ................................ 650
Inside door handle lights ..................... 561
Inside rear view mirror......................... 142
Instrument panel light control ............ 82
Interior lights ............................................ 561
Intuitive parking assist ........................ 240
Function .................................................. 240
Warning message................... 715, 722
Jack Positioning a floor jack.................... 627
Vehicle-equipped jack ....................737
Jack handle ..................................................737
Jam protection function Moon roof ................................................ 151
Power trunk opener and closer ............................................125
Power windows....................................148
HI
J
GS350_OM_OM30D41U_(U).book Page 834 Monday, July 29, 2013 2:22 PM