Lexus GS350 2014 Do-it-yourself maintenance /

7117-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
7
When trouble arises
CAUTION
TPMS (tire pressure warning system) malfunctions may occur for a variety of rea-
sons, including the installation of replacement or alternate tires or wheels on the
vehicle that prevent the TPMS (tire pressure warning system) from functioning
properly. Always check the TPMS (tire pressure warning system) malfunction tell-
tale after replacing one or more tires or wheels on your vehicle to ensure that the
replacement or alternate tires and wheels allow the TPMS (tire pressure warning
system) to continue to function properly.
NOTICE
■Precaution when installing a different tire
When differently constructed tires or tires of different makers, models or tread pat-
terns are installed, the tire pressure warning system may not operate properly.

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GS350_OM_OM30D41U_(U)
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 again after the following actions have
been performed, contact your Lexus dealer.
The following warning indicates a possible problem in the brake system.
Immediately stop the vehicle in a safe place and contact your Lexus
dealer.
If a warning is shown on the multi- information display, stay calm and
perform the following actions:
1
2
Stop the vehicle immediately. Cont inuing to drive the vehicle may
be dangerous.
Wa r n i n g m e s s a g eDetails
Indicates the following: • The brake fluid level is low; or,
• The brake booster system is malfunctioning.A buzzer also sounds.
(U.S.A.)
(Canada)

7137-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
7
When trouble arises
A buzzer sounds and a warning message is shown on the multi-informa-
tion display. The following warning in dicates the possibility of damage to
the vehicle that may lead to an acci dent. Immediately stop the vehicle in a
safe place and contact your Lexus dealer.
Stop the vehicl e immediately.
Wa r n i n g m e s s a g eDetails
Indicates abnormal engine oil pressure
The warning light may come on if the engine oil
pressure is too low.

7147-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)A buzzer sounds and a warning messa
ge is shown on the multi-informa-
tion display. Failure to investigate the cause of the following warnings may
lead to the system operating abnorma lly and possibly cause an accident.
Have the vehicle inspected by your Lexus dealer.
Have the vehicle inspected immediately.
Wa r n i n g m e s s a g eDetails
(AWD models)
Indicates a malfunction in the AWD system
Indicates that the automatic transmission fluid tem-
perature is too high
(If equipped)
Indicates a malfunction in the pre-collision system(Flashes)

7157-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
7
When trouble arises
(If equipped)
Indicates a malfunction in the intuitive parking assistAll assist-sensors flash.
Indicates a malfunction in the dynamic radar cruise
control system (if equipped) or the cruise control sys-
tem Press the “ON-OFF” button once to deactivate the
system, and then press the button again to reacti-
vate the system.
(If equipped)
Indicates a malfunction in the LKA (Lane-Keeping
Assist)
(If equipped)
Indicates a malfunction in the LED headlight system
Wa r n i n g m e s s a g eDetails
(Flashes)

7167-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
(If equipped)
Indicates a malfunction in the automatic headlight lev-
eling system
(If equipped)
Indicates a malfunction in the adaptive front-lighting
system
Indicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system;or,
• The seat belt pretensioner system
Indicates a malfunction in:
•The ABS; or,
• The brake assist system
Wa r n i n g m e s s a g eDetails
(U.S.A.)
(Canada)

7177-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
7
When trouble arises
Indicates a malfunction in the parking brake system
Indicates a malfunction in the parking brake system
Indicates a malfunction in the EPS (Electric Power
Steering) system
(If equipped)
Indicates a malfunction in the VGRS
Wa r n i n g m e s s a g eDetails
(Flashes)
(U.S.A.)
(Flashes)
(Canada)

7187-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
(If equipped)
Indicates a malfunction in the DRS
(If equipped)
Indicates a malfunction in the Blind Spot Monitor
Indicates a malfunction in the smart access system
with push-button start
Wa r n i n g m e s s a g eDetails
(Flashes)

7197-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
7
When trouble arises
A buzzer sounds and a warning message is shown on the multi-informa-
tion display. After taking the spec ified 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 one or
more of the doors is not
fully closed
The system also indi-
cates which doors are
not fully closed.
If the vehicle reaches a
speed of 3 mph (5
km/h), flashes
and a buzzer sounds
to indicate that the
door(s) are not yet
fully closed.
Make sure that all the
doors are closed.
Indicates that the hood is
not fully closedIf the vehicle reaches a
speed of 3 mph (5
km/h), flashes
and a buzzer sounds
to indicate that the
hood is not yet fully
closed.
Close the hood.

7207-2. Steps to take in an emergency
GS350_OM_OM30D41U_(U)
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 engine switch
off, and the driver’s door
open)
Close all the windows.
Indicates that the moon
roof is not fully closed
(with the engine 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 engine 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)