2018 Lexus GS450h belt

4607-2. Steps to take in an emergency
GS450h_OM_OM30G62U_(U)
WARNING
■Avoiding 12-volt battery fires or explosions
Observe the following precautions to prevent accidentally igniting the flammable gas
that may be emitted from the 12-volt battery:
●Make sure each jumper cable is connected to the correct terminal and that it is not
unintentionally in contact with any other than the intended terminal.
●Do not allow the other end of the jumper cab le connected to the “+” terminal to come
into contact with any other parts or metal surfaces in the area, such as brackets or
unpainted metal.
●Do not allow the + and - clamps of the jump er cables to come into contact with each
other.
●Do not smoke, use matches, cigarette light ers or allow open flame near the 12-volt
battery.
■12-volt battery precautions
The 12-volt battery contains poisonous and co rrosive acidic electrolyte, while related
parts contain lead and lead compounds. Ob serve the following precautions when han-
dling the 12-volt battery:
●When working with the 12-volt battery, always wear safety glasses and take care not
to allow any 12-volt battery fluids (acid) to come into contact with skin, clothing or the
vehicle body.
●Do not lean over the 12-volt battery.
●In the event that 12-volt battery fluid comes into contact with the skin or eyes, immedi-
ately wash the affected area with water and seek medical attention.
Place a wet sponge or cloth over the affected area until medical attention can be
received.
●Always wash your hands after handling the 12-volt battery support, terminals, and
other battery-related parts.
●Do not allow children near the 12-volt battery.
■After recharging the 12-volt battery
Have the 12-volt battery inspected at yo ur Lexus dealer as soon as possible.
If the 12-volt battery is deteriorating, continued use may cause the 12-volt battery to
emit a malodorous gas, which may be de trimental to the health of passengers.
■When replacing the 12-volt battery
→P. 364
NOTICE
■When handling jumper cables
When connecting the jumper cables, ensure that they do not become entangled in the
cooling fans or belt.
■To prevent damaging the vehicle
The exclusive jump starting te rminal is to be used when charging the 12-volt battery
from another vehicle in an emergency. It cannot be used to jump start another vehicle.

472
GS450h_OM_OM30G62U_(U)
8-1. Specifications
Engine
Model3.5 L 6-cylinder (2GR-FXE)
Type6-cylinder V type, 4-cycle, gasoline
Bore and stroke3.70 × 3.27 in. (94.0 × 83.0 mm)
Displacement210.9 cu.in. (3456 cm3)
Valve clearanceAutomatic adjustmentDrive belt tension
Fuel
Fuel typeUnleaded gasoline only
Octane Rating91 (Research Octane Number 96) or higher
Fuel tank capacity
(Reference)17.5 gal. (66.3 L, 14.6 Imp.gal.)
Electric motor (traction motor)
TypePermanent magnet synchronous motor
Maximum output147 kW
Maximum torque202.8 ft•lbf (275 N•m, 28.0 kgf•m)
Hybrid battery (traction battery)
TypeNickel-Metal hydride battery
Voltage7.2 V/module
Capacity6.5 Ah (3HR)
Quantity40 modules
Overall voltage288 V

GS450h_OM_OM30G62U_(U)
4878-1. Specifications
8
Vehicle specifications
■Tire dimensionsSection width
Tire height
Wheel diameter
Bead
Sidewall
Shoulder
Tread
Belt
Inner liner
Reinforcing rubber
Carcass
Rim lines
Bead wires
Chafer
1
2
3
Tire section names
1
2
3
4
5
6
7
8
9
10
11

GS450h_OM_OM30G62U_(U)
5058-2. Customization
8
Vehicle specifications
■Rear sunshade (→P. 318)
■Seat belt reminder buzzer ( →P. 406)
■Vehicle customization
●When the speed linked door locking function and shift position linked door locking
function are both on, the door lock operates as follows.
• When shifting the shift lever to any position other than P, all the doors will be locked.
• If the vehicle is started with all the doors locked, the speed linked door locking func-
tion would not operate.
• If the vehicle is started with any door un locked, the speed linked door locking func-
tion will operate.
●When the smart access system with push-button start is off, the selecting door to
unlock cannot be customized.
●When the doors remain closed after unloc king the doors and the automatic door lock
function (time elapsed before the automatic d oor lock function is activated if a door is
not opened after being unlock ed) activates, the signals will be generated in accordance
with the operation signal (buzzers) and the operation signal (emergency flashers) set-
tings.
●Some settings can be changed using a switch or the Remote Touch screen. If a setting is
changed using a switch, the changed setting will not be reflected on the Remote Touch
screen until the power switch is turned off and then to ON mode.
■When customizing usin g the Remote Touch
Stop the vehicle in a safe place, apply the parking brake, and shift the shift lever to P. Also,
to prevent 12-volt battery discharge, leave the hybrid system operating while customiz-
ing the features.
FunctionDefault settingCustomized setting
Reverse operationOnOff——O
Time elapsed before the reverse opera-
tion feature activates0.7
seconds
0 second
——O
0.9
seconds
1.2
seconds
123
FunctionDefault
settingCustomized setting
Speed-linked seat belt reminder func-
tionOnOff——O
123

509
GS450h_OM_OM30G62U_(U)
9For owners
Reporting safety defects for U.S. owners...................................... 510
Seat belt instructions for Canadian owners
(in French) ................................................. 511
SRS airbag instructions for Canadian owners
(in French) ............................................... 513
Headlight aim instructions for Canadian owners
(in French) (vehicles with
single-beam headlights).................... 521

511
GS450h_OM_OM30G62U_(U)
9
For owners
Seat belt instructions for Canadian owners (in
French)
●Tirez sur la ceinture épaulière
jusqu’à ce qu’elle recouvre entière-
ment l’épaule; elle ne doit cependant
pas toucher le cou ni glisser de
l’épaule.
●Placez la ceinture abdominale le
plus bas possible sur les hanches.
●Réglez la position du dossier. Tenez-
vous assis bien au fond du siège, le
dos droit.
●Ne vrillez pas la ceinture de sécurité.
Pour les enfants ou les personnes de
taille inférieure à la moyenne, faites
glisser le guide de ceinture de sécurité
vers l’avant, de sorte que la ceinture
épaulière ne repose pas près du cou de
cette personne.
The following is a French explanation of seat belt instructions extracted from
the seat belt section in this manual. See the seat belt section for more deta iled seat belt instructions in English.
Utilisation adéquate des ceintures de sécurité
Guide de ceinture de sécurité (sièges latéraux arrière)\

526What to do if... (Troubleshooting)
GS450h_OM_OM30G62U_(U)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? (→P. 406)
●The parking brake indicator is on
Is the parking brake released? ( →P. 196)
Depending on the situation, other types of warning buzzer may also sound.
(→ P. 404, 410)
●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. (→ P. 77)
To stop the alarm, turn the power switch to ON mode or start the hybrid system.
●Is the electronic key left inside the vehicle or the moon roof opened?
Check the message on the multi-information display. (→ P. 410)
●When a warning light turns on or a warning message is displayed, refer to
P. 404, 410.A warning buzzer sounds during driving
An alarm is activated and the horn sounds
A warning buzzer sounds when leaving the vehicle
A warning light turns on or a warning message is displayed

529Alphabetical index
GS450h_OM_OM30G62U_(U)
Approach warning............................... 250
Armrest ...................................................... 317
Assist grips .............................................. 320
Audio input
*
Audio system*
Automatic headlight leveling system .................................................... 202
Automatic light control system.......200
AUX port
*
Auxiliary boxes ......................................... 311
AVS (Adaptive Variable Suspension system).......................... 269
Back-up lights Replacing light bulbs ........................393
Battery (12-volt battery) .................... 362 If the 12-volt battery is discharged .........................................457
Preparing and checking before winter .................................................... 276
Warning light ...................................... 404
Battery (traction battery) ..................... 70
Blind Spot Monitor (BSM)................ 260 Blind Spot Monitor function .........263
Rear Cross Traffic Alert function ................................................265
Bluetooth
®*
Brake Brake Hold ............................................ 198
Fluid ..........................................................360
Parking brake ........................................196
Regenerative braking ..........................67
Warning light .......................... 404, 406
Warning message...............................410
Brake assist ............................................. 268
Brake Hold................................................198
Break-in tips ............................................. 169
Brightness control Instrument panel light control .......... 91
BSM (Blind Spot Monitor) ............... 260 Blind Spot Monitor function......... 263
Rear Cross Traffic Alert function................................................ 265
Care................................................336, 340 Aluminum wheels .............................. 337
Exterior ................................................... 336
Interior .....................................................340
Seat belts.................................................. 341
Cargo capacity ....................................... 179
Cargo hooks ............................................ 312
CD player
*
Chains ........................................................278
B
C
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.