2019 Lexus GS F belt

5087-2. Steps to take in an emergency
GS F_OM_OM30G90U_(U)
WARNING
■Avoiding battery fires or explosions
Observe the following precautions to prevent accidentally igniting the flammable gas
that may be emitted from the 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 lighters or allow open flame near the battery.
■Battery precautions
The battery contains poisonous and corrosive acidic electrolyte, while related parts
contain lead and lead compounds. Observ e the following precautions when handling
the battery:
●When working with the battery, always wear safety glasses and take care not to allow
any battery fluids (acid) to come into cont act with skin, clothing or the vehicle body.
●Do not lean over the battery.
●In the event that battery fluid comes into contact with the skin or eyes, immediately
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 afte r handling the battery support, terminals, and other bat-
tery-related parts.
●Do not allow childre n near the battery.
NOTICE
■When handling jumper cables
When connecting the jumper cables, ensure that they do not become entangled in the
cooling fans or engine drive belt.

5137-2. Steps to take in an emergency
GS F_OM_OM30G90U_(U)
7
When trouble arises
WARNING
■When inspecting under the hood of your vehicle
Observe the following precautions.
Failure to do so may result in serious injury such as burns.
●If steam is seen coming from under the h ood, do not open the hood until the steam
has subsided. The engine compartment may be very hot.
●Keep hands and clothing (especially a tie, a scarf or a muffler) away from the fans and
belts. Failure to do so may cause the hands or clothing to be caught, resulting in seri-
ous injury.
●GS350: Do not loosen the coolant inlet cap
or the engine coolant reservoir cap while the
engine and radiator are hot.
High temperature steam or coolant could
spray out.
●GS F: Do not loosen the engine coolant res-
ervoir cap while the engine and radiator are
hot.
High temperature steam or coolant could
spray out.
●GS300: Do not loosen the coolant inlet cap,
the engine coolant rese rvoir cap or the inter-
cooler coolant reservoir cap while the engine
and radiator are hot.
High temperature steam or coolant could
spray out.

GS F_OM_OM30G90U_(U)
5218-1. Specifications
8
Vehicle specifications
GS350
GS300
GS F
Engine
Model3.5 L 6-cylinder (2GR-FKS)
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
Model2.0 L 4-cylinder with turbocharger (8AR-FTS)
Type4-cylinder in line, 4-cycle, gasoline
Bore and stroke3.39  3.39 in. (86.0  86.0 mm)
Displacement121.9 cu. in. (1998 cm3)
Valve clearanceAutomatic adjustmentDrive belt tension
Model5.0 L 8-cylinder (2UR-GSE)
Type8-cylinder V type, 4-cycle, gasoline
Bore and stroke3.70  3.52 in. (94.0  89.5 mm)
Displacement303.2 cu. in. (4969 cm3)
Valve clearance
(engine cold)Intake: 0.006 in. (0.15 mm)
Exhaust: 0.009 in. (0.22 mm)
Drive belt tensionAutomatic adjustment
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.)

538
GS F_OM_OM30G90U_(U)8-1. Specifications
■Tire dimensions
Section 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

558
GS F_OM_OM30G90U_(U)8-2. Customization
■Rear sunshade* (
 P. 341)
*: If equipped
■Seat belt reminder buzzer ( P. 436)
■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 engine switch is turn ed off and then to IGNITION ON mode.
■When customizing using the Remote Touch
Stop the vehicle in a safe place, apply the parking brake, and shift the shift lever to P. Also,
to prevent battery discharge, leave the engine running while customizing 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

561
GS F_OM_OM30G90U_(U)
9For owners
Reporting safety defects for U.S. owners..................................... 562
Seat belt instructions for Canadian owners
(in French) .............................................. 563
SRS airbag instructions for Canadian owners
(in French) ..............................................565
Headlight aim instructions for Canadian owners
(in French) (vehicles with
single-beam headlights)................... 573

563
GS F_OM_OM30G90U_(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)\

578What to do if... (Troubleshooting)
GS F_OM_OM30G90U_(U)
●The seat belt reminder light is flashing
Are the driver and the front passe nger wearing the seat belts? (P. 436)
●The parking brake indicator is on
Is the parking brake released? ( P. 211)
Depending on the situation, other types of warning buzzer may also sound.
( P. 434, 441)
●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( P. 74)
To stop the alarm, turn the engine switch to IGNITION ON mode or start the
engine.
●Is the electronic key left inside the vehicle or the moon roof opened?
Check the message on the multi-information display. ( P. 441)
●When a warning light turns on or a warning message is displayed, refer to
P. 434, 441.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