Lexus GS450h 2015 Opening, closing and locking the doors and trunk / LEXUS 2015 GS450H FROM MAR. 2015 PROD. OWNERS MANUAL (OM30F70U)

5217-2. Steps to take in an emergency
GS450h_OM_OM30F70U_(U)
7
When trouble arises
Indicates that the trunk is
not fully closedIf the vehicle reaches a
speed of 3 mph (5
km/h), flashes
and a buzzer sounds
to indicate that the
trunk is not yet fully
closed.
Close the trunk.
Indicates that the win-
dows are not fully closed
(with the power switch
off, and the driver’s door
open)
Close all the windows.
Indicates that the moon
roof is not fully closed
(with the power switch
off, and the driver’s door
open)
Close the moon roof.
Indicates that the win-
dows and the moon roof
are not fully closed (with
the power switch off, and
the driver’s door open)
Close all the windows
and the moon roof.
Wa r n i n g m e s s a g eDetailsCorrection procedure
(Flashes)
(Flashes)
(Flashes)

5227-2. Steps to take in an emergency
GS450h_OM_OM30F70U_(U)
Indicates that the parking
brake is still engagedIf the vehicle reaches a
speed of 3 mph
(5 km/h),
flashes and a buzzer
sounds to indicate that
the parking brake is
still engaged.
Release the parking
brake.
Indicates that the parking
brake system has over-
heatedWait until the system
cools down.
Indicates that the brake
hold system is not hold
the vehicle when the
vehicle is on a steep
incline
Use the brake hold sys-
tem when it becomes
available.
Indicates that the brake
hold system is unable to
cancel the brake hold
function
Depress the brake pedal.
Wa r n i n g m e s s a g eDetailsCorrection procedure
(Flashes)
(U.S.A.)
(Flashes)
(Canada)
(Flashes)
(Flashes)

5237-2. Steps to take in an emergency
GS450h_OM_OM30F70U_(U)
7
When trouble arises
Indicates that the brake
hold system is not avail-
ableThe reason the brake
hold system is not avail-
able may be displayed.• Close the driver’s door.
• Fasten the driver’s seatbelt.
• Close the trunk and hood.
Indicates that the brake
hold system is not avail-
ableThe reason the brake
hold system is not avail-
able may be displayed.•Depress the brakepedal.
• Close the driver’s door.
• Fasten the driver’s seat belt.
Indicates that the parking
brake is set automatically
while the brake hold sys-
tem is holding the brakes
Release the parking
brake.
Wa r n i n g m e s s a g eDetailsCorrection procedure
(Flashes)

5247-2. Steps to take in an emergency
GS450h_OM_OM30F70U_(U)
Indicates that the hybrid
battery (traction battery)
is low
When stopping the vehi-
cle for a long period of
time, shift the shift lever to
P. The battery cannot be
charged with the shift
lever in N.
Indicates that the hybrid
battery (traction battery)
power has dropped
because a long period of
time has elapsed after
shifting the shift lever to
N
Restart the hybrid system
when starting the vehicle.
Indicates that the gaso-
line engine cannot oper-
ate or the shift lever is in
N for a long time
Stop the vehicle and shift
the shift lever to P.
Indicates that the accel-
erator pedal is depressed
while the shift position is
in NRelease the accelerator
pedal and shift the shift
lever to D, S or R.
Wa r n i n g m e s s a g eDetailsCorrection procedure
(Flashes)
(Flashes)
(Flashes)
(Flashes)

5257-2. Steps to take in an emergency
GS450h_OM_OM30F70U_(U)
7
When trouble arises
Wa r n i n g m e s s a g eDetailsCorrection procedure
Indicates that engine oil
level is lowCheck the level of engine
oil, and add if necessary.
Indicates that intuitive
parking assist sensor is
dirty or covered with ice
Clean the sensor.
Indicates that the radar
sensor is dirty or covered
with ice
Clean the sensor.
Indicates that the radar
cruise control system is
unable to judge vehicle-
to-vehicle distance
•Turn off the snowmode.
• If the windshield wip- ers are on, turn them
off or set them to a
mode other than
AUTO or high speed
wiper operation.
(If equipped)
(If equipped)
(If equipped)

5267-2. Steps to take in an emergency
GS450h_OM_OM30F70U_(U)
Indicates that your vehi-
cle is nearing the vehicle
ahead (in vehicle-to-vehi-
cle distance mode)At the same time,
will appear on
the head-up display
(the image flashes).
Slow the vehicle by
applying the brakes.
Indicates that there is a
high possibility of a frontal
collision, or that the pre-
collision braking function
is operating At the same time,
will appear
on the head-up dis-
play.
Slow the vehicle by
applying the brakes.
Indicates that the LKA
(Lane-Keeping Assist) is
suspended
•The camera sensor temperature is higher
than the operation tem-
perature range.
•The power steering system operation is
restricted.
Restart the LKA after
driving for a while.
Wa r n i n g m e s s a g eDetailsCorrection procedure
(If equipped)
(Flashes
rapidly)
(If equipped)
(If equipped)

5277-2. Steps to take in an emergency
GS450h_OM_OM30F70U_(U)
7
When trouble arises
Alerts the driver that the
vehicle is out of the lanes
(while the LKA [Lane-
Keeping Assist] system is
operating)The warning buzzer
sounds cont inuously.
The lane markings and/
or the steering wheel
marking flash.
At the same time,
will appear
on the head-up dis-
play (part of the image
flashes).
Check around the vehi-
cle and back to inside of
the lane markings.
Indicates that the LKA
(Lane-Keeping Assist)
system detects no-
handed driving (while the
lane keeping assist func-
tion is operating) The warning buzzer
sounds twice.
Grip the steering wheel
firmly.
Indicates that the Blind
Spot Monitor sensors or
the surrounding area on
the bumper is dirty or
covered with ice
Clean the sensor and its
surrounding area on the
bumper.
Indicates that the hybrid
system has overheatedThis message may be
displayed when driving
under severe operating
conditions. (For exam-
ple, when driving up a
long steep hill.)
Stop and check.
( P. 566)
Wa r n i n g m e s s a g eDetailsCorrection procedure
(If equipped)
(If equipped)
(If equipped)

5287-2. Steps to take in an emergency
GS450h_OM_OM30F70U_(U)
Indicates that the hybrid
system output is limited
because the engine oil is
overheatedDrive the vehicle at a safe
speed until the warning
message disappears.
Indicates that the vehicle
is unable to drive over
65 mph (110 km/h) until
the transmission warms
up
Wait until the transmis-
sion warms up.
Indicates that remaining
fuel is approximately 2.6
gal. (10.0 L, 2.2 Imp.gal.)
or less
Refuel the vehicle.
Indicates that the power
switch is turned off or
turned to ACCESSORY
mode and the driver’s
door is opened while the
lights are turned on
Tu r n t h e l i g h t s o f f .
Indicates that the driver’s
door was opened with the
shift position in any posi-
tion other than P
Shift the shift position to P.
Wa r n i n g m e s s a g eDetailsCorrection procedure
(If equipped)
(Flashes)
(Flashes)

5297-2. Steps to take in an emergency
GS450h_OM_OM30F70U_(U)
7
When trouble arises
■Warning message in radar cruise mode (if equipped)
In the following cases, the warning message may not be displayed even if vehicle-to-
vehicle 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
■The LKA (Lane-Keeping Assist) lane departure warning function (if equipped)
In the following cases, the warning message will not be displayed even if a lane line is
crossed.
●When the vehicle speed deviates from the operating range of the LKA system
functions
●When the lane lines cannot be recognized
●When the steering wheel is turned as far as necessary to cause the vehicle to
change lanes
■Open door warning message
The open door warning message continues to display until a door or the trunk is fully
closed, even if the power switch is turned off. However, approximately 20 minutes
after a door or the trunk is not fully closed, the 12-volt battery-saving function oper-
ates and the display turns off even though a door or the trunk is not fully closed.

5307-2. Steps to take in an emergency
GS450h_OM_OM30F70U_(U)A warning message is shown on the mu
lti-information display. After taking
the specified steps to correct the suspected problem, check that the
warning message goes off.
Follow the correction procedures.
Wa r n i n g m e s s a g eDetailsCorrection procedure
Indicates that the brake
hold system is not hold
the vehicle when the
vehicle is on a slippery
road
Use the brake hold sys-
tem when it becomes
available.
Indicates that the washer
fluid level is lowAdd washer fluid.
Indicates that all mainte-
nance according to the
driven distance on the
maintenance schedule
*
should be performed
soon.If necessary, perform
maintenance.
Comes on approxi-
mately 4500 miles
(7200 km) after the mes-
sage has been reset.
(U.S.A. only)