Page 473 of 624
4737-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
7
When trouble arises
(If equipped)
Indicates a malfunction in the DRS (Dynamic Rear
Steering) A buzzer also sounds.
Have the vehicle inspected by your Lexus dealer.
(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 your Lexus dealer. Continuing to drive in
this 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
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.
Wa r n i n g m e s s a g eDetails/Actions
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Page 474 of 624
4747-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
(If equipped)
Indicates that the LDA (Lane Departure Alert with steer-
ing control) system cannot be used as the vehicle speed
is approximately 32 mph (50 km/h) or less
Drive the vehicle at approximately 32 mph (50 km/h)
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-Ke eping Assist) system cannot
be used due to the vehicle speed being too high
Slow down.
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Page 475 of 624

4757-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
7
When trouble arises
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.
(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 your Lexus dealer
immediately.
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Page 476 of 624
4767-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
(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.
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Page 477 of 624
4777-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
7
When trouble arises
(GS350/GS200t only)
Indicates that the parking brake is set automatically while
the brake hold system is holding the brakes A 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.
(GS F only)
Indicates a malfunction in the TVD (Torque Vectoring
Differential) system
A buzzer also sounds.
Have the vehicle inspected by your Lexus dealer.
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4787-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
(GS F only)
Indicates that the TVD (Torque Vectoring Differential)
system has overheatedThis message may be disp layed when driving under
extremely high load conditions such as the following:
• Continuously driving at high speeds or through
sharp 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 your Lexus dealer
immediately.
Indicates a malfunction in the brake override system
A buzzer also sounds.
Have the vehicle inspected by your Lexus dealer.
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Page 479 of 624
4797-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
7
When trouble arises
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 Automatic High Beam system (if equipped);
• The AFS (Adaptive Front-lighting System) (if
equipped); or
• The LED headlight system
A buzzer also sounds.
Have the vehicle inspected by your Lexus dealer.
(GS F for Canada only)
Indicates that the brake pads are worn out
A buzzer also sounds
Have the vehicle inspected by your Lexus dealer.
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Page 480 of 624
4807-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
(GS F for U.S.A. only)
Indicates that the brake pads are worn outA buzzer also sounds
Have the vehicle inspected by your Lexus dealer.
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. 1 8 3 )
Indicates that the tire in flation pressure is low
Check the tire inflation pressure, and adjust to the
appropriate level.
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