Lexus GS350 2016 Owner's Manual

4617-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
7
When trouble arises
Indicates that hood or one or more of the doors or trunk
are not fully closed The system also indicate s which hood or doors or
trunk 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 hood or door(s) or trunk are not yet fully closed.
 Make sure that hood or all doors or trunk are
closed.
(If equipped)
Indicates a malfunction in the intuitive parking assist
All assist-sensors flash.
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
(If equipped)
Indicates that intuitive parkin g assist sensor is dirty or
covered with ice
A buzzer also sounds.
 Clean the sensor.
Wa r n i n g m e s s a g eDetails/Actions
(GS350/GS200t) (GS F)
(GS350/GS200t) (GS F)

4627-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
Indicates an attempt was made to release the parking
brake with a door open or the front passenger’s seat belt
unfastenedA buzzer also sounds.
 Close all doors and fasten the front passenger’s seat
belt before releasing the parking brake.
Indicates that the driver’s door was opened with the shift
position in any position other than P
A buzzer also sounds.
 Shift the shift position to P.
Indicates a malfunction in the EPS (Electric Power Steer-
ing) system
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
Wa r n i n g m e s s a g eDetails/Actions
(Flashes)
(Flashes)

4637-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
7
When trouble arises
Indicates that the vehicle is being driven at 3 mph (5 km/h)
or more with the parking brake still engaged. A buzzer also sounds.
 Release the parking brake.
Indicates that the parking brake is engaged with the shift
position not in P
A buzzer also sounds.
 Change the shift position to P.
(GS350/GS200t only)
Indicates a malfunction in the brake hold system
A buzzer also sounds.
 Depress the brake pedal to turn off the brake hold
system.
Have the vehicle inspected by your Lexus dealer
immediately.
(GS350/GS200t only)
Indicates that the brake hold system is turned on while on
a steep slope
A buzzer also sounds.
 Do not use only the brake hold system on steep
slopes. Be sure to also depress the brake pedal.
Wa r n i n g m e s s a g eDetails/Actions
(Flashes)
(Flashes)
(Flashes)

4647-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
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.
Indicates an attempt was made to release the parking
brake without depressing the brake pedal
A buzzer also sounds.
 Release the parking brake while depressing the
brake pedal.
Indicates that the shift position was changed and drive
start control was operated while depressing the acceler-
ator pedal
A buzzer also sounds.
 Momentarily release th e accelerator pedal.
Indicates an attempt was made to shift to 1st gear with
the shift position in M while on a slippery surface
The vehicle will not shift down from 2nd gear.
A buzzer also sounds.
 The vehicle will not shift down from 2nd gear.
Wa r n i n g m e s s a g eDetails/Actions
(Flashes)
(U.S.A.) (Flashes)
(Canada) (Flashes)
(Flashes)

4657-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
7
When trouble arises
(GS F only)
Indicates that the LDA (Lane Departure Alert with steer-
ing control) system has determined that the driver does
not have their hands on the steering wheel while the
steering control function is on
 Firmly hold the steering wheel.
(If equipped)
Indicates that the LKA (Lane- Keeping Assist) system has
determined that the driver does not have their hands on
the steering wheel while the steering control function is
on
 Firmly hold the steering wheel.
Indicates that the parking brake system is overheating
A buzzer also sounds.
 Do not use the parking brake until the message dis-
appears.
Indicates an engine malfunction
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
Wa r n i n g m e s s a g eDetails/Actions
(U.S.A.) (Canada)
(U.S.A.) (Canada)

4667-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
Indicates an engine malfunctionA buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
Indicates an engine malfunction
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
Indicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system; or,
• The seat belt pretensioner system
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
Indicates a malfunction in:
• The ABS; or
• The brake assist system
A buzzer also sounds.
 Immediately stop the vehicle in a safe place and
contact your Lexus dealer. Continuing to drive the
vehicle may be dangerous.
Wa r n i n g m e s s a g eDetails/Actions
(U.S.A.) (Canada)
(U.S.A.) (Canada)

4677-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
7
When trouble arises
Indicates that the engine coolant temperature is too high A buzzer also sounds.
 P. 5 2 8
(GS350/GS200t only)
Indicates a malfunction in the vehicle’s charging system.
Immediately stop the vehicle in a safe place and
contact your Lexus dealer. Continuing to drive the
vehicle may be dangerous.
(If equipped)
Indicates that the radar sensor is dirty or covered with
ice A buzzer also sounds.
 Clean the sensor.
Wa r n i n g m e s s a g eDetails/Actions

4687-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
(If equipped)
Indicates that the dynamic radar cruise control system
cannot be used temporarily due to bad weatherA buzzer also sounds.
 Use the radar cruise control system when it
becomes available again.
(If equipped)
Indicates that the radar crui se control system brake con-
trol function is temporarily unavailable
 Depress the brake.
Indicates a malfunction in the smart access system with
push-button start
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
(If equipped)
Indicates that a Blind Spot Monitor sensor or the sur-
rounding area on the bumper is dirty or covered with ice
A buzzer also sounds.
 Clean the sensor and its surrounding area on the
bumper.
Wa r n i n g m e s s a g eDetails/Actions
(Flashes)

4697-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
7
When trouble arises
Indicates a malfunction in th e cruise control system or
dynamic radar cruise control system (if equipped)
Press the “ON/OFF” button once to deactivate the
system, and then press the button again to reactivate
the system.
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
(If equipped)
Indicates a malfunction in th e dynamic radar cruise con-
trol with full-speed range Depress the brake pedal.
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
(If equipped)
Indicates a malfunction in the LDA (Lane Departure
Alert with steering control) system
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
Wa r n i n g m e s s a g eDetails/Actions

4707-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30E86U_(U)
(If equipped)
Indicates a malfunction in the LKA (Lane-Keeping
Assist) systemA buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
(If equipped)
The operation conditions of the camera sensor (temper-
ature, etc.) are not met.
 When the operation conditions of the camera sen-
sor (temperature, etc.) are met, the following sys-
tems will become available.
• PCS (Pre-Collision System)
• LKA (Lane-Keeping Assist) system
• LDA (Lane Departure Alert with steering control) system
• Automatic High Beam
(If equipped)
Indicates that the system is temporarily unavailable due
to a malfunction in a sensor other than the camera sen-
sor A buzzer also sounds.
 Turn the LDA (Lane Departure Alert with steering
control) system off, wait for a little while, and then
turn the LDA (Lane Departure Alert with steering
control) system back on.
(If equipped)
Indicates that the system is temporarily unavailable due
to a malfunction in a sensor other than the camera sen-
sor
A buzzer also sounds.
 Turn the LKA (Lane-Keeping Assist) system off, wait
for a little while, and then turn the LKA (Lane-Keep-
ing Assist) system back on.
Wa r n i n g m e s s a g eDetails/Actions
(Flashes)