Page 595 of 724

5958-2. Steps to take in an emergency
8
When trouble arises
RC200t_RC F_EE(OM24728E)
■If the tire pressure warning light frequently comes on after blinking for 1 minute
If the tire pressure warning light frequently comes on after blinking for 1 minute when the engine switch is turned to IGNITION ON mode, have it checked by any authorized
Lexus dealer or repairer, or another duly qualified and equipped professional.
■Warning buzzer
In some cases, the buzzer may not be heard due to being in a noisy location or audio
sound.
WARNING
■If both the ABS and the brake system warning lights remain on
Stop your vehicle in a safe place immediately and contact any authorized Lexus dealer or repairer, or another duly qualified and equipped professional. The vehicle will
become extremely unstable during braking, and the ABS system may fail, which could cause an accident resulting in death or serious injury.
■When the electric power steering system warning light comes on
The steering wheel may become extremely heavy. If the steering wheel becomes heavier than us ual when operating, hold firmly and oper- ate using more force than usual.
■If the tire pressure warning light comes on
Be sure to observe the following precautions. Failure to do so could cause a loss of vehicle control and result in death or serious injury.
Vehicles with a spare tire
●Stop your vehicle in a safe place as soon as possible. Adjust the tire inflation pressureimmediately.
●If the tire pressure warning light comes on even after tire inflation pressure adjust- ment, it is probable that you have a flat tire. Check the tires. If a tire is flat, change itwith the spare tire and have the flat tire repaired by the nearest authorized Lexus
dealer or repairer, or another duly qualified and equipped professional.
●Avoid abrupt maneuvering and braking. If th e vehicle tires deteriorate, you could lose control of the steering wheel or the brakes.
Vehicles with an emergency tire puncture repair kit
●Stop your vehicle in a safe place as soon as possible. Adjust the tire inflation pressureimmediately.
●If the tire pressure warning light comes on even after tire inflation pressure adjust- ment, it is probable that you have a flat tire. Check the tires. If a tire is flat, repair theflat tire by using emergency tire puncture repair kit.
●Avoid abrupt maneuvering and braking. If th e vehicle tires deteriorate, you could lose control of the steering wheel or the brakes.
■If a blowout or sudden air leakage should occur
The tire pressure warning system may not activate immediately.
Page 598 of 724
5988-2. Steps to take in an emergency
RC200t_RC F_EE(OM24728E)
Warning message and warning buzzer list
Warning messageDetails/Actions
(If equipped)
Indicates that: • There is a high possibility of a frontal collision; or
• The pre-crash braking function is operating A buzzer also sounds. Slow the vehicle by applying the brakes.
Indicates that the engine was stopped with the shift lever not in P
A buzzer also sounds. Shift the shift lever to P.
Indicates that the engine was stopped while driving A buzzer also sounds.
Stop the vehicle in a safe place such as the shoulder of a road.
(If equipped)
Indicates that your vehicle is nearing the vehicle ahead(in vehicle-to-vehicle distance mode)A buzzer also sounds.
Slow the vehicle by applying the brakes.
(Flashes)
(Flashes)
(Flashes)
Page 599 of 724
![LEXUS RC200T 2017 Owners Manual 5998-2. Steps to take in an emergency
8
When trouble arises
RC200t_RC F_EE(OM24728E)
(If equipped)
Alerts the driver that the vehicle has deviated from the lane (while the LDA [Lane Departure Alert] s LEXUS RC200T 2017 Owners Manual 5998-2. Steps to take in an emergency
8
When trouble arises
RC200t_RC F_EE(OM24728E)
(If equipped)
Alerts the driver that the vehicle has deviated from the lane (while the LDA [Lane Departure Alert] s](/manual-img/36/58017/w960_58017-598.png)
5998-2. Steps to take in an emergency
8
When trouble arises
RC200t_RC F_EE(OM24728E)
(If equipped)
Alerts the driver that the vehicle has deviated from the lane (while the LDA [Lane Departure Alert] system is
operating) The lane line on the side the vehicle has deviated fromflashes in yellow.
The warning buzzer sounds continuously. Check around the vehicle and back to inside of the lane lines.
Indicates that:• The brake fluid level is low; or• The brake system is malfunctioning
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 the vehicle may be dangerous.
Indicates that one or more of the doors is not fully closed The system also indicates which doors are not fullyclosed.
If the vehicle reaches a speed of 5 km/h (3 mph),
flashes and a buzzer sounds to indicate that
the door(s) are not yet fully closed.
Make sure that both side doors are closed.
Indicates that the hood is not fully closed If the vehicle reaches a speed of 5 km/h (3 mph),
flashes and a buzzer sounds to indicate that
the hood is not yet fully closed.
Close the hood.
Indicates that the trunk is not fully closed If the vehicle reaches a speed of 5 km/h (3 mph),
flashes and a buzzer sounds to indicate that
the trunk is not yet fully closed.
Close the trunk.
Warning messageDetails/Actions
(Flashes)
Page 601 of 724
6018-2. Steps to take in an emergency
8
When trouble arises
RC200t_RC F_EE(OM24728E)
Indicates that the vehicle is being driven at 5 km/h (3 mph) or more with the parking brake still engaged
A buzzer also sounds. Release the parking brake.
Indicates that the shift lever was used to attempt to shift
to the first gear position in M mode on a slippery road surfaceThe gear position will not shift from the second gear.
A buzzer also sounds. Drive the vehicle in the second or a higher gear position.
RC200t only
Indicates an engine malfunctionA buzzer also sounds.
Have the vehicle inspected by any authorized Lexus dealer or repairer, or another duly qualified andequipped professional.
RC200t only
Indicates an engine malfunction
A buzzer also sounds. Have the vehicle inspected by any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional.
Warning messageDetails/Actions
(RC200t) (RC F) (Flashes)
Page 602 of 724
6028-2. Steps to take in an emergency
RC200t_RC F_EE(OM24728E)
RC200t only
Indicates an engine malfunction A buzzer also sounds.
Have the vehicle inspected by any authorized Lexus dealer or repairer, or another duly qualified andequipped professional.
Indicates a malfunction in:• The SRS airbag system; or
• The seat belt pretensioner system A buzzer also sounds. Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and equipped professional.
Indicates a malfunction in:•The ABS; or
• The brake assist system A buzzer also sounds. Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and equipped professional.
Indicates that the engine coolant temperature is too highA buzzer also sounds. P. 659
(If equipped)
Indicates that the radar sensor is dirty or covered with ice
A buzzer also sounds. Clean the sensor.
Warning messageDetails/Actions
Page 607 of 724

6078-2. Steps to take in an emergency
8
When trouble arises
RC200t_RC F_EE(OM24728E)
RC F only
(If equipped)
Indicates a malfunction in the TVD (Torque Vectoring Differential) system
A buzzer also sounds. Have the vehicle inspected by any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional.
RC F only
(If equipped)
Indicates that the TVD (Torque Vectoring Differential) system has overheatedThis 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 continuouslyA buzzer also sounds.
Drive the vehicle for a while, while avoiding extremely high load conditions.
Indicates a malfunction in the brake override system
A 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.
Warning messageDetails/Actions
Page 608 of 724
6088-2. Steps to take in an emergency
RC200t_RC F_EE(OM24728E)
Indicates a malfunction in the automatic headlight
leveling system A buzzer also sounds.
Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and
equipped professional.
Indicates a malfunction in:
• The Automatic High Beam 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.
RC F only
Indicates that the brake pads are worn out A 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. ( P. 237)
Release the accelerator or brake pedal.
Warning messageDetails/Actions
(Flashes)
Page 611 of 724

6118-2. Steps to take in an emergency
8
When trouble arises
RC200t_RC F_EE(OM24728E)
(If equipped)
Indicates that the Automatic High Beam switch is
pressed while the headlights are in low beam. Turn the high beam on and press the Automatic High Beam switch again.
(If equipped)
Indicates that, since the VSC (Vehicle Stability Control)system was turned off, the pre-crash brake system oper-ation is stopped
Operation of the pre-crash brake assist is also stopped. Turn the VSC on. (P. 352)
(If equipped)
Indicates that the PCS (Pre-Crash Safety system) is not currently functional because the grille cover or the sen-
sor is dirty Check the grille cover and the sensor and clean
them if they are dirty.
Indicates that operation of large electricity consuming
systems such as the air conditioning system are sus- pended Stop using unnecessary electric components to
reduce electricity consumpt ion. Wait a while until the electric power supply is restored.
Warning messageDetails/Actions
(Flashes)