2019 Lexus GS350 battery

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GS350_300_OM_OM30G96U_(U)
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6-3. Do-it-yourself maintenance Do-it-yourself service precautions................................ 373
Hood ............................................... 375
Positioning a floor jack ............ 376
Engine compartment ............... 378
Tires ................................................. 395
Tire inflation pressure .............. 405
Wheels ...........................................408
Air conditioning filter ................ 410
Electronic key battery................412
Checking and replacing fuses................................................414
Headlight aim (vehicles with single-beam headlights) ....... 418
Light bulbs .................................... 420
7-1. Essential information Emergency flashers .................. 426
If your vehicle has to be stopped in an
emergency .................................427
If the vehicle is trapped in rising water ................................ 428 7-2. Steps to take in an
emergency
If your vehicle needs to be towed ............................... 429
If you think something is wrong................ 435
Fuel pump shut off system...... 436
If a warning light turns on or a warning buzzer
sounds ......................................... 437
If a warning message is displayed .................................... 444
If you have a flat tire (vehicles with spare tire) ......................... 475
If you have a flat tire (vehicles without spare tire) .................. 486
If the engine will not start ........500
If the parking brake cannot be released................................ 502
If the electronic key does not operate properly..................... 504
If the vehicle battery is discharged................................. 507
If your vehicle overheats...........512
If the vehicle becomes stuck .............................................. 518
7When trouble arises

801-3. Theft deterrent system
GS350_300_OM_OM30G96U_(U)
■System maintenance
The vehicle has a maintenance-free type alarm system.
■Items to check before locking the vehicle
To prevent unexpected triggering of the alarm and vehicle theft, make sure of the follow-
ing:
●Nobody is in the vehicle.
●The windows and moon roof are closed before the alarm is set.
●No valuables or other personal items are left in the vehicle.
■Triggering of the alarm
The alarm may be triggered in the following situations:
(Stopping the alarm deactivates the alarm system.)
■Alarm-operated door lock
In the following cases, the door may automatically lock:
●When a person remaining in the vehicle un locks the door and the alarm is activated.
●While the alarm is activated, a person remaining in the vehicle unlocks the door.
●When recharging or replacing the battery.
●The trunk is opened using the mechanical key.
●A person inside the vehicle opens a door, the
trunk or hood, or unlocks the vehicle using an
inside lock button.
●The battery is recharged or replaced when the
vehicle is locked. (P. 510)

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GS350_300_OM_OM30G96U_(U)2. Instrument cluster
■G-force display
●The G-force values may not be zero even when the vehicle is parked, such as when it is
parked on an incline.
●Depending on the vehicle usage conditions, the brake fluid pressure display may not
reach its maximum reading even though the brake pedal is fully depressed.
●If a battery terminal is disconnected and
reconnected, the steering amount display may
be disabled temporarily. Afte r driving the vehicle for a while , the display will be enabled.
■System check display
After turning the engine switch to IGNITI ON ON mode, opening image is displayed
while system operation is checked. When the system check is complete, the normal
screen will return.
■Suspension of the settings display
In the following situations, the settings disp lay using the meter control switches will be
suspended.
●When a warning message appears on the multi-information display
●When the vehicle begins to move
■Tire inflation pressure
●It may take a few minutes to display the tire inflation pressure after the engine switch is
turned to IGNITION ON mode. It may also take a few minutes to display the tire infla-
tion pressure after inflation pressure has been adjusted.
●“---” may be displayed if the tire information cannot be determined due to unfavorable
radio wave conditions.
●Tire inflation pressure changes with temperat ure. The displayed values may also be dif-
ferent from the values measured using a tire pressure gauge.
■When disconnecting and reconnecting battery terminals
The drive information will be reset.
■Liquid crystal display
 P. 96
WARNING
■Caution for use while driving
●When operating the multi-information display while driving, pay extra attention to the
safety of the area around the vehicle.
●Do not look continuously at the multi-info rmation display while driving as you may fail
to see pedestrians, objects on the road, etc. ahead of the vehicle.
■Cautions during setting up the display
As the engine needs to be operating during setting up the display, ensure that the vehi-
cle is parked in a place with adequate ventil ation. In a closed area such as a garage,
exhaust gases including harmful carbon mo noxide (CO) may collect and enter the
vehicle. This may lead to death or a serious health hazard.

GS350_300_OM_OM30G96U_(U)
1132. Instrument cluster
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Instrument cluster
NOTICE
■During setting up the display
To prevent battery discharge, ensure that the engine is operating while setting up the
display features.

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GS350_300_OM_OM30G96U_(U)2. Instrument cluster
■Start-up display
When the engine is started, the name of the
vehicle is displayed on the multi-information
display.
While the start-up display is being displaye d, the meter display cannot be changed even
if the drive mode is changed. When the start- up display is finished, the meter display for
the currently selected mode will be displayed.
■Torque distribution display
Torque distribution may not be displayed correctly in some cases, such as when the vehi-
cle passes over road expansion joints.
■G-force display
●The G-force values may not be zero even when the vehicle is parked, such as when it is
parked on an incline.
●The steering amount, accelerator pedal input, and brake fluid pressure displays are dis-
abled until the engine has warmed up (the variable red zone of the tachometer has
retracted to 7300 rpm).
After the engine has warmed up, these displays will be enabled.
●Depending on the vehicle usage conditions, the brake fluid pressure display may not
reach its maximum reading even though the brake pedal is fully depressed.
●If a battery terminal is disconnected and reconnected, the steering amount display may
be disabled temporarily. Afte r driving the vehicle for a while , the display will be enabled.
■Suspension of the settings display
In the following situations, op eration of the settings display will be temporarily sus-
pended.
●When a warning message appears on the multi-information display
●When the vehicle begins to move
■Tire inflation pressure
●It may take a few minutes to display the tire inflation pressure after the engine switch is
turned to IGNITION ON mode. It may also take a few minutes to display the tire infla-
tion pressure after inflation pressure has been adjusted.
●“---” may be displayed if the tire position information cannot be determined due to
unfavorable radio wave conditions.
●Tire inflation pressure changes with temperat ure. The displayed values may also be dif-
ferent from the values measured using a tire pressure gauge.
■When disconnecting and reconnecting battery terminals
The following information data will be reset:
●Lap timer: Measured lap times, history
●G-force: Record of the maximum G-forces
■Using the lap timer
If the engine is stopped while a lap is being timed, the lap timer will stop and the lap time
up to that point will be recorded.
■Liquid crystal display
 P. 104

GS350_300_OM_OM30G96U_(U)
1252. Instrument cluster
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Instrument cluster
WARNING
■Caution for use while driving
●When operating the multi-information display while driving, pay extra attention to the
safety of the area around the vehicle.
●Do not look continuously at the multi-information display while driving as you may fail
to see pedestrians, objects on the road, etc. ahead of the vehicle.
■Cautions during setting up the display
As the engine needs to be running during sett ing up the display, ensure that the vehicle
is parked in a place with adequate ventilation. In a closed area such as a garage,
exhaust gases including harmful carbon mo noxide (CO) may collect and enter the
vehicle. This may lead to death or a serious health hazard.
NOTICE
■During setting up the display
To prevent battery discharge, ensure that the engine is running while setting up the dis-
play features.

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GS350_300_OM_OM30G96U_(U)2. Instrument cluster
■Head-up display
●The head-up display may seem dark and hard
to see when viewed through sunglasses,
especially polarized sunglasses.
Adjust the brightness of the head-up display or remove your sunglasses.
●When the head-up display is turned off, it will remain off even if the engine switch is
turned to IGNITION ON mode after th e engine switch has been turned off.
●The startup image will be displayed on the he ad-up display after the engine switch has
been turned to IGNITION ON mode while the head-up display switch is set to on.
■Head-up rev indicator
●The head-up display is linked to the rev indicator in the meter.
●Whether or not to display the rev indicator in the head-up display, as well as display tim-
ing, can be changed through the settings for the rev indicator in the meter. (P. 123)
■When the battery is disconnected
The customize settings of the head-up display will be reset.
■Head-up display automatic position adjustment
If the display position is recorded into memory, the head-up display will be automatically
adjusted to the desired position. ( P. 166)
WARNING
■Before using the head-up display
Check that the position and brightness of th e head-up display image does not interfere
with safe driving. Incorrect adjustment of the image’s position or brightness may
obstruct the driver’s view and lead to an a ccident, resulting in death or serious injury.
NOTICE
■To prevent damage to components
●Do not touch the inside of the head-up disp lay projector or thrust sharp edges or the
like into the projector.
Doing so could cause mechanical malfunctions.
●Do not place any drinks near the head-up dis-
play projector. If the projector gets wet, elec-
trical malfunctions may result.
●Do not place anything on or put stickers onto
the head-up display projector.
Doing so could interrupt head-up display
indications.

GS350_300_OM_OM30G96U_(U)
1393-1. Key information
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Operation of each component
To take out the mechanical key, push
the release button and take the key out.
The mechanical key can only be
inserted in one direction, as the key only
has grooves on one side. If the key can-
not be inserted in a lock cylinder, turn it
over and re-attempt to insert it.
After using the mechanical key, store it
in the electronic key. Carry the mechan-
ical key together with the electronic key.
If the electronic key battery is depleted
or the entry function does not operate
properly, you will need the mechanical
key. ( P. 504)
■Card key (if equipped)
●The card key is not waterproof.
●The mechanical key that is stored inside the card key should be used only if a problem
arises, such as when the card key does not operate properly.
●If it is difficult to take out the mechanical key, push down the lock release button using a
pen tip etc. If it is still difficult to pull it out, use a coin etc.
Using the mechanical key
●To store the mechanical key in the card key,
insert it while pressing the lock release button.
●If the battery cover is not installed and the bat-
tery falls out or if the battery was removed
because the key got wet, reinstall the battery
with the positive terminal facing the Lexus
emblem.