Lexus GS F 2015 Owner's Manuals

5317-2. Steps to take in an emergency
7
When trouble arises
GS350_200t_GS F_OM_OM30E87E_(EE)
(If equipped)
Dirt, rain, condensation, ice, snow, etc., are present on
the windshield in front of the camera sensor.The following systems will be temporarily unusable.
• PCS (Pre-Crash Safety system)
• LKA (Lane-Keeping Assist) system
• LDA (Lane Departure Alert with steering control)
system
• RSA (Road Sign Assist)
• AHS (Adaptive High-beam System)
•Automatic High Beam
→ Turn the system off, remove any dirt, rain, condensa-
tion, ice, snow, etc., from the windshield, and then
turn the system back on.
(If equipped)
Indicates a malfunction in the PCS (Pre-Crash Safety
system)
A buzzer also sounds.
→ Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and
equipped professional.
(If equipped)
Indicates a malfunction in the BSM (Blind Spot Monitor)
system
A buzzer also sounds.
→ Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and
equipped professional.
Wa r n i n g m e s s a g eDetails/Actions
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5327-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E87E_(EE)
Indicates abnormal engine oil pressureA buzzer also sounds.
→ Immediately stop the vehicle in a safe place and
contact any authorized Lexus dealer or repairer, or
another duly qualified and equipped professional.
Indicates that the automatic transmission fluid tempera-
ture is too high
A buzzer also sounds.
→ Immediately stop the vehicle in a safe place and
contact any authorized Lexus dealer or repairer, or
another duly qualified and equipped professional.
(AWD models only)
Indicates a malfunction in the AWD system
A buzzer also sounds.
→ Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and
equipped professional.
Wa r n i n g m e s s a g eDetails/Actions

5337-2. Steps to take in an emergency
7
When trouble arises
GS350_200t_GS F_OM_OM30E87E_(EE)
(If equipped)
Indicates a malfunction in the VGRS (Variable Gear
Ratio Steering)A buzzer also sounds.
→ Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and
equipped professional.
(If equipped)
Indicates a malfunction in the DRS (Dynamic Rear
Steering) A buzzer also sounds.
→ Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and
equipped professional.
(GS350/GS200t only)
Indicates a malfunction in th e electronically controlled
brake system A buzzer also sounds.
→ Immediately stop the vehicle in a safe place and
contact any authorized Lexus dealer or repairer, or
another duly qualified and equipped professional.
Continuing to drive in th is condition is dangerous.
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
any authorized Lexus dealer or repairer, or another
duly qualified and equipped professional.
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
any authorized Lexus dealer or repairer, or another
duly qualified and equipped professional.
Wa r n i n g m e s s a g eDetails/Actions

5347-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E87E_(EE)
(If equipped)
Indicates that the LDA (Lane Departure Alert with steer-
ing control) system cannot be used as the vehicle speed
is approximately 50 km/h (32 mph) or less
→Drive the vehicle at approximately 50 km/h
(32 mph) or more.
(If equipped)
Indicates that the LDA (Lane Departure Alert with steer-
ing control) system cannot be used as the vehicle speed
is approximately 50 km/h (32 mph) or less
→Drive the vehicle at approximately 50 km/h (32 mph)
or more.
(If equipped)
Indicates that LDA (Lane Departure Alert with steering
control) system cannot be used due to the vehicle speed
being too high
→Slow down.
(If equipped)
Indicates that LKA (Lane-K eeping Assist) system cannot
be used due to the vehicle speed being too high
→ Slow down.
Indicates that the engine switch is turned off or turned to
ACCESSORY mode and the driver’s door is opened
while the lights are turned on
A buzzer also sounds.
→ Turn the lights off.
Wa r n i n g m e s s a g eDetails/Actions
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5357-2. Steps to take in an emergency
7
When trouble arises
GS350_200t_GS F_OM_OM30E87E_(EE)
(If equipped)
Indicates that the moon roof is not fully closed (with the
engine switch off, and the driver’s door open)A buzzer also sounds.
→ Close the moon roof.
Indicates that the windows are not fully closed (with the
engine switch off, and the driver’s door open)
A buzzer also sounds.
→ Close all the windows.
(If equipped)
Indicates that the windows and the moon roof are not
fully closed (with the engine switch off, and the driver’s
door open)
A buzzer also sounds.
→ Close all the windows and the moon roof.
(GS350/GS200t only)
Indicates a malfunction in the brake hold system
A buzzer also sounds.
→ Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and
equipped professional.
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5367-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E87E_(EE)
(GS350/GS200t only)
Indicates that the brake hold system cannot be turned offA buzzer also sounds.
→ Depress the brake pedal.
(GS350/GS200t only)
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.
(GS350/GS200t only)
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.
Wa r n i n g m e s s a g eDetails/Actions

5377-2. Steps to take in an emergency
7
When trouble arises
GS350_200t_GS F_OM_OM30E87E_(EE)
(GS350/GS200t only)
Indicates that the parking brake is set automatically while
the brake hold system is holding the brakesA buzzer also sounds.
→ Release the parking brake.
(AWD models only)
Indicates the AWD system has overheated
A buzzer also sounds.
→ Reduce the vehicle speed or stop the vehicle in a
safe place.
(AWD models only)
Indicates the AWD system has overheated
A buzzer also sounds.
→ Reduce the vehicle speed or stop the vehicle in a
safe place.
Wa r n i n g m e s s a g eDetails/Actions
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5387-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E87E_(EE)
(If equipped)
Indicates a malfunction in the TVD (Torque Vectoring
Differential) systemA buzzer also sounds.
→ Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and
equipped professional.
(If equipped)
Indicates that the TVD (Torque Vectoring Differential)
system has overheated
This message may be displayed when driving under
extremely high load conditions such as the following:
• Continuously driving at high speeds or throughsharp turns
• If either right or left rear tire loses traction and spins continuously
A buzzer also sounds.
→ Drive the vehicle for a while, while avoiding
extremely high load conditions.
Indicates a malfunction in th e drive start control system
A buzzer also sounds.
→ Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and
equipped professional.
Wa r n i n g m e s s a g eDetails/Actions

5397-2. Steps to take in an emergency
7
When trouble arises
GS350_200t_GS F_OM_OM30E87E_(EE)
Indicates a malfunction in the brake override systemA buzzer also sounds.
→ Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and
equipped professional.
Indicates that engine oil level is low
This message may appear if the vehicle is stopped on a
slope. Move the vehicle to a level surface and check to
see if the message disappears.
A buzzer also sounds.
→ Check the level of engine oil, and add if necessary.
Indicates a malfunction in:
• The AHS (Adaptive High-beam System) (if
equipped);
• The Automatic High Beam (if equipped);
• The AFS (Adaptive Fron t-lighting System) (if
equipped); or
•The LED headlight system
A buzzer also sounds.
→ Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and
equipped professional.
(If equipped)
Indicates a malfunction in the RSA (Road Sign Assist)
A buzzer also sounds
→ Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and
equipped professional.
Wa r n i n g m e s s a g eDetails/Actions

5407-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E87E_(EE)
(GS F only)
Indicates that the brake pads are worn outA buzzer also sounds
→ Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and
equipped professional.
Indicates that the accelerator and brake pedals are
being depressed simultaneously, and the brake override
system is operating.
→Release the accelerator or brake pedal. ( →P. 2 2 3 )
Wa r n i n g m e s s a g eDetails/Actions
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