Lexus GS450h 2013 Owner's Manual

7407-2. Steps to take in an emergency
GS450h_U (OM30D01U)
Warning messageDetailsCorrection procedure
Indicates that all mainte-
nance is required to cor-
respond to the driven
distance on the mainte-
nance schedule
*.Perform the necessary
maintenance. Please
reset the maintenance
data after the mainte-
nance is performed
(→ P. 6 2 4 )
Comes on approxi-
mately 5000 miles
(8000 km) after the
maintenance data has
been reset.
(The indicator will not
work properly unless the
maintenance data has
been reset.)
Indicates that the tire
inflation pressure is lowCheck the tire inflation
pressure, and adjust to
the appropriate level.
Indicates a malfunction in
the tire pressure warning
system
Stop the vehicle in a safe
place and turn the power
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 vehi-
cle inspected at your
Lexus dealer.
(U.S.A. only)
(If equipped)
(If equipped)
GS450h_U.book Page 740 Monday, January 23, 2012 10:20 AM

7417-2. Steps to take in an emergency
GS450h_U (OM30D01U)
7
When trouble arises
*: Refer to the separate “Scheduled Maintenance” or “Owner’s Manual Supple-ment” for the maintenance interval applicable to your vehicle.
Warning messageDetailsCorrection procedure
Indicates that the tire
position information can-
not be recognized
Drive for a short while
and check if the display
updates. If the radio wave condi-
tions improve, the dis-
play may return to
normal. If the tire pres-
sure is still not dis-
played after driving for
several minutes, stop
the vehicle in a safe
place, turn the power
switch off then on
again, and start driving.
If the tire pressure is still
not displayed even
after repeating this sev-
eral times, have the
vehicle inspected at
your Lexus dealer.
Indicates that the pre-col-
lision system is not cur-
rently functional because
the grille cover or the
sensor is dirtyThis message also
appears when the pre-
collision system is not
functional due to over-
heating.
Check the grille cover
and the sensor and clean
them if they are dirty.In case of overheating,
the system will become
functional once the sys-
tem cools down.
(If equipped)
(Flashes)
(If equipped)
GS450h_U.book Page 741 Monday, January 23, 2012 10:20 AM

7427-2. Steps to take in an emergency
GS450h_U (OM30D01U)After taking the specified steps to correct the suspected problem, check
that the warning message and light go off.
Have the malfunction repaired immediately.
Interior
buzzerExterior
buzzerWarning messageDetailsCorrection procedure
Once
The electronic key
is not detected
when an attempt is
made to start the
hybrid system.Start the
hybrid sys-
tem with the
electronic
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
power 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 power
switch was not
turned off.Tu r n t h e
power
switch off or
bring the
electronic
key back
into the
vehicle.
(Flashes)
(Flashes)
GS450h_U.book Page 742 Monday, January 23, 2012 10:20 AM

7437-2. Steps to take in an emergency
GS450h_U (OM30D01U)
7
When trouble arises
InteriorbuzzerExterior
buzzerWarning messageDetailsCorrection procedure
OnceCon-
tinuous
An attempt was
made to exit the
vehicle with the
electronic key and
lock the doors with-
out first turning the
power switch off
when the shift lever
was in P.
Tu r n t h e
power
switch off
and lock the
doors again.
9
times
An attempt was
made to drive when
the regular key was
not inside the vehi-
cle.Confirm
that the
electronic
key is inside
the vehicle.
Con-
tinuous
The driver’s door
was opened when
the shift lever was
not in P and the
power switch was
not turned off.
Shift the
shift lever to
P.
(Displayed alternately)
(Flashes)
(Flashes)
(Flashes)
GS450h_U.book Page 743 Monday, January 23, 2012 10:20 AM

7447-2. Steps to take in an emergency
GS450h_U (OM30D01U)
InteriorbuzzerExterior
buzzerWarning messageDetailsCorrection procedure
Con-
tinuousCon-
tinuous
The driver’s door
was opened and
closed while the
electronic key was
not in the vehicle,
the shift lever was
not in P and the
power switch was
not turned off.•Shift the shift lever
to P.
•Bring the elec-
tronic key
back into
the vehi-
cle.
Con-
tinuous
An attempt was
made to lock the
doors using the
smart access sys-
tem with push-but-
ton start while the
electronic key was
still inside the vehi-
cle.
Retrieve the
electronic
key from the
vehicle and
lock the
doors again.
OnceCon-
tinuous
An attempt was
made to lock either
front door by open-
ing a door and put-
ting the inside lock
button into the lock
position, then clos-
ing the door with
the electronic key
still inside the vehi-
cle.
Retrieve the
electronic
key from the
vehicle and
lock the
doors again.
(Displayed alternately)
(Flashes)
(Flashes)
(Flashes)
GS450h_U.book Page 744 Monday, January 23, 2012 10:20 AM

7457-2. Steps to take in an emergency
GS450h_U (OM30D01U)
7
When trouble arises
InteriorbuzzerExterior
buzzerWarning messageDetailsCorrection procedure
Once
• When the doors were unlocked
with the mechan-
ical key and then
the power switch
was pressed, the
electronic key
could not be
detected in the
vehicle.
•The electronic key could not be
detected in the
vehicle even after
the power switch
was pressed two
consecutive
times.
To u c h t h e
electronic
key to the
power
switch while
depressing
the brake
pedal.
Once
An attempt was
made to start the
hybrid system with
the shift lever in an
incorrect position.Shift the
shift lever to
P and start
the hybrid
system.
(Flashes)
(Flashes)
GS450h_U.book Page 745 Monday, January 23, 2012 10:20 AM

7467-2. Steps to take in an emergency
GS450h_U (OM30D01U)
InteriorbuzzerExterior
buzzerWarning messageDetailsCorrection procedure

Po we r w a s t u r n e d
off due to the auto-
matic power off
function.
Next time
when start-
ing the
hybrid sys-
tem,
increase the
engine
speed
slightly and
maintain
that level for
approxi-
mately 5
minutes to
recharge
the 12-volt
battery.
OnceThe electronic key
has a low battery.
Replace the
electronic
key battery.
( → P. 668)
GS450h_U.book Page 746 Monday, January 23, 2012 10:20 AM

7477-2. Steps to take in an emergency
GS450h_U (OM30D01U)
7
When trouble arises
InteriorbuzzerExterior
buzzerWarning messageDetailsCorrection procedure
Once
The driver’s door
was opened and
closed with the
power switch
turned off and then
the power switch
was put in ACCES-
SORY mode twice
without the hybrid
system being
started.
Press the
power
switch while
depressing
the brake
pedal.
During an hybrid
system starting pro-
cedure in the event
that the electronic
key was not func-
tioning properly
( → P. 76 8 ) , t h e
power switch was
touched with the
electronic key.
Press the
power
switch
within 10
seconds of
the buzzer
sounding.
Once
The steering lock
could not be
released within 3
seconds of the
power switch being
pressed.
Press the
power
switch while
depressing
the brake
pedal and
moving the
steering
wheel left
and right.
Once
The power switch
has been turned off
with the shift lever
in a position other
than P or N.
Shift the
shift lever to
P.
(Flashes)
(Flashes)
(Flashes)
GS450h_U.book Page 747 Monday, January 23, 2012 10:20 AM

7487-2. Steps to take in an emergency
GS450h_U (OM30D01U)
■Warning buzzer
In some cases, the buzzer may not be heard because of noisy place or an audio
sound.
Once
After the power
switch has been
turned off with the
shift lever in a posi-
tion other than P,
the shift lever has
been shifted to P.
Tu r n t h e
power
switch off.
InteriorbuzzerExterior
buzzerWarning messageDetailsCorrection procedure
(Flashes)
GS450h_U.book Page 748 Monday, January 23, 2012 10:20 AM

749
GS450h_U (OM30D01U)
7
When trouble arises
7-2. Steps to take in an emergency
If you have a flat tire
●Stop the vehicle on a hard, flat surface.
●Set the parking brake.
●Shift the shift lever to P.
●Stop the hybrid system.
●Turn on the emergency flashers. (→ P. 7 0 2 )
Remove the flat tire and replace it with the spare tire provided.
For details about tires: →P. 6 5 1
CAUTION
■If you have a flat tire
Do not continue driving with a flat tire.
Driving even a short distance with a flat tire can damage the tire and the wheel
beyond repair, which could result in an accident.
Before jacking up the vehicle
GS450h_U.book Page 749 Monday, January 23, 2012 10:20 AM