display Lexus GS F 2018 Owner's Manuals

441
GS350_300_GS F_OM_OM30G34U_(U)
7
When trouble arises
7-2. Steps to take in an emergency
If a warning message is displayed
Master warning light
The master warning light also comes on or flashes in order to indicate that a message
is currently being displayed on the multi-information display.
Multi-information display
If any of the warning light comes on ag ain after the following actions have been
performed, contact your Lexus dealer.
If a warning is shown on the multi-info rmation display, stay calm and perform
the following actions:
GS350/GS300
(except F SPORT models)GS350/GS300
(F SPORT models)
GS F
1
2

4427-2. Steps to take in an emergency
GS350_300_GS F_OM_OM30G34U_(U)
Warning message and warning buzzer list
Warning messageDetails/Actions
(If equipped)
Indicates that there is a high possibility of a frontal colli-
sion, or that the pre-collision braking function is operat-
ing At the same time, will appear on the head-up
display.
A buzzer also sounds.
→ Avoid the collision by decelerating using the brakes
or taking other evasive actions.
(If equipped)
Indicates that your vehicle is nearing the vehicle ahead
(in vehicle-to-vehicle distance control mode)
At the same time, will appear on the head-up dis-
play (the image flashes).
A buzzer also sounds.
→ Slow the vehicle by applying the brakes.
(If equipped)
Indicates that the vehicle has deviated from the lane
(while the LKA [Lane-Keeping Assist] system is operat-
ing) The lane line on the side the vehicle has deviated from
flashes in amber.
At the same time, will appear on the head-up
display (the image flashes).
A buzzer also sounds.
→ Check around the vehicle and back to inside of the
lane lines.
Indicates a malfunctio n in the brake system
A buzzer also sounds.
→ Have the vehicle inspecte d by your Lexus dealer
immediately.
Continuing to drive the vehicle may be dangerous.
(U.S.A.) (Canada) (Flashes)

4467-2. Steps to take in an emergency
GS350_300_GS F_OM_OM30G34U_(U)
Indicates a malfunction in the parking brake system
A buzzer also sounds.
→ Press the parking brake switch. If the warning mes-
sage is still displayed, have the vehicle inspected by
your Lexus dealer.
Indicates an attempt was made to release the parking
brake without depressing the brake pedal
A buzzer also sounds.
→ Release the parking brake while depressing the
brake pedal.
Indicates that the shift position was changed and Drive-
Start Control was operated while depressing the accel-
erator pedal A buzzer also sounds.
→ Momentarily release the accelerator pedal.
Indicates an attempt was made to shift to 1st gear with
the shift position in M while on a slippery surface
The vehicle will not shift down from 2nd gear.
A buzzer also sounds.
→ The vehicle will not shift down from 2nd gear.
Warning messageDetails/Actions
(Flashes)
(U.S.A.) (Flashes)
(Canada) (Flashes)
(Flashes)

4557-2. Steps to take in an emergency
GS350_300_GS F_OM_OM30G34U_(U)
7
When trouble arises
Indicates an attempt was made to engage the parking
brake while driving A buzzer also sounds.
→ Press the parking brake switch. If the warning mes-
sage is still displayed, have the vehicle inspected by
your Lexus dealer.
Indicates a malfunction in the parking brake system
A buzzer also sounds.
→ Press the parking brake switch. If the warning mes-
sage is still displayed, have the vehicle inspected by
your Lexus dealer.
(If equipped)
Indicates that LKA (Lane-Ke eping Assist) system cannot
be used due to the vehicle speed being too high
→ Slow down.
Warning messageDetails/Actions
(U.S.A.) (Canada)

4577-2. Steps to take in an emergency
GS350_300_GS F_OM_OM30G34U_(U)
7
When trouble arises
Indicates that the brake hold system cannot be turned off A buzzer also sounds.
→ Depress the brake pedal.
Indicates that the brake hold system is not available
The reason the brake hold system is not available may
be displayed.
A buzzer also sounds.
→ Close the driver’s door.
→ Fasten the driver’s seat belt.
Indicates that the brake hold system is unable to con-
tinue brake hold function
The reason the brake hold system is not continue may
be displayed.
A buzzer also sounds.
→ Depress the brake pedal.
→ Close the driver’s door.
→ Fasten the driver’s seat belt.
Warning messageDetails/Actions

4627-2. Steps to take in an emergency
GS350_300_GS F_OM_OM30G34U_(U)
Indicates a malfunction in the tire pressure warning sys-
tem
→Stop the vehicle in a safe place and turn the engine
switch off then on again. If the tire pressure warning
indicator flashes for 1 minute then illuminates, there
is a malfunction in the system. Have the vehicle
inspected at your Lexus dealer.
Indicates that the tire position information cannot be rec-
ognized
→ Drive for a short while an d check if the display
updates.
If the radio wave conditions improve, the display
may return to normal. If th e tire pressure is still not
displayed after driving for several minutes, stop the
vehicle in a safe place, turn the engine switch off
then on again, and start driv ing. If the tire pressure is
still not displayed even after repeating this process
several times, have the vehicle inspected at your
Lexus dealer.
Indicates that the washer fluid level is low
→ Add washer fluid.
Except F SPORT models of GS350/GS300, and GS F:
Indicates that remaining fuel is approximately 2.6 gal.
(10.0 L, 2.2 Imp.gal.) or less
F SPORT models of GS350/GS300: Indicates remain-
ing fuel is approximately 2.6 gal. (9.9 L, 2.2 Imp.gal.) or
less
→ Refuel the vehicle.
Warning messageDetails/Actions

4637-2. Steps to take in an emergency
GS350_300_GS F_OM_OM30G34U_(U)
7
When trouble arises
*: Refer to the separate “Scheduled Mainte nance” or “Owner’s Manual Supplement”
for the maintenance interval applicable to your vehicle.
Indicates that the outside temperature is approximately
37° F (3 °C) or lower
A buzzer also sounds.
→ Drive carefully, as the road may be icy.
(GS350/GS300 only)
Indicates that the engine oil is scheduled to be changed
→Check the engine oil and change if necessary. After
changing the engine oil, the oil change system
should be reset. ( →P. 383)
(The indicator will not work properly unless the oil
maintenance data has been reset.)
(U.S.A. only)
Indicates that all maintenance according to the driven
distance on the maintenance schedule
* should be per-
formed soon. Comes on approximately 4500 miles (7200 km)
after the message has been reset.
→ If necessary, perform maintenance.
(GS350/GS300 only)
Indicates that the engine o il and oil filter should be
changed
→ Have the engine oil and oil filter checked and/or
changed by your Lexus dealer. After changing the
engine oil, the oil change system should be reset.
( → P. 383)
(U.S.A. only)
Indicates that all maintenanc e is required to correspond
to the driven distance on the maintenance schedule
*.
Comes on approximately 5000 miles (8000 km)
after the message has been reset. (The message will
not display properly unless the message has been
reset.)
→ Perform the necessary maintenance. Please reset
the message after the maintenance is performed.
(→ P. 366)
Warning messageDetails/Actions

4657-2. Steps to take in an emergency
GS350_300_GS F_OM_OM30G34U_(U)
7
When trouble arises
Warning messageDetails/Actions
(If equipped)
Indicates that the PCS (Pre -Collision System) is tempo-
rarily unavailable
→ When conditions improve, the system resumes
operation. If this item is displayed continuously, have
the vehicle inspected by your Lexus dealer.
Air conditioning, heater and other operations are tem-
porarily limited due to high power consumption
→ Turn off unnecessary electronic equipment to
reduce power consumption.
Please wait until the power supply returns to nor-
mal.
If this item is frequently displayed, have the vehicle
inspected at your Lexus dealer immediately.
(If equipped)
Indicates that part of th e PCS (Pre-Collision System)
sensor is dirty, covered with ice, etc. A buzzer also sounds.
→ Remove any dirt, ice, etc.
(Flashes)
(Flashes)
(Flashes)

4667-2. Steps to take in an emergency
GS350_300_GS F_OM_OM30G34U_(U)
■Warning message in radar cruise mode (if equipped)
In the following cases, the warning message may not be displa yed even if vehicle-to-vehi-
cle distance decreases:
●When your vehicle and the vehicle ahead are traveling at the same speed or the vehicle
ahead is traveling more quickly than your vehicle
●When the vehicle ahead is traveling at a very low speed
●Immediately after cruise control speed is set
●At the instant the accelerator pedal is depressed
■Open door warning message (GS350/GS300 only)
The open door warning message continues to display until a door or the trunk is fully
closed, even if the engine switch is turned off. However, approximately 20 minutes after a
door or the trunk is not fully closed, the batt ery-saving function operates and the display
turns off even though a door or the trunk is not fully closed.
■Warning buzzer
In some cases, the buzzer may not be heard because of noisy place or an audio sound.

4677-2. Steps to take in an emergency
GS350_300_GS F_OM_OM30G34U_(U)
7
When trouble arises
Interior buzzerExteriorbuzzerWarning messageDetails/Actions
Once⎯
The electronic key is not detected
when an attempt is made to start the
engine.
→ Start the engine with the elec-
tronic key present.
Once3 times
The electronic key was carried out-
side the vehicle and a door other
than the driver’s door was opened
and closed while the engine switch
was in a mode other than off.
→Bring the electronic key back
into the vehicle.
The driver’s door was opened and
closed while the electronic key was
not in the vehicle, the shift lever was
in P and the engine switch was not
turned off.
→Turn the engine switch off or
bring the electronic key back
into the vehicle.
OnceCon-
tinuous
An attempt was made to exit the
vehicle with the electronic key and
lock the doors without first turning
the engine switch off when the shift
lever was in P.
→Turn the engine switch off and
lock the doors again.
(Flashes)
(Flashes)
(Displayed alternately)
(Flashes)