brake LEXUS RC200T 2017 Repair Manual

5868-2. Steps to take in an emergency
RC200t_RC F_EE(OM24728E)
Insert the towing eyelet into the hole
and tighten partially by hand.
Tighten down the towing eyelet
securely using a wheel nut wrench
or hard metal bar.
Securely attach cables or chains to the towing eyelet.
Take care not to damage the vehicle body.
Enter the vehicle being towed and start the engine.
If the engine does not start, turn the engine switch to IGNITION ON mode.
Shift the shift lever to N and release the parking brake.
When the shift lever cannot be shifted: P. 258
■While towing
If the engine is not running, the power assist for the brakes and steering will not function, making steering and braking more difficult.
■Wheel nut wrench
Wheel nut wrench is installed in trunk. ( P. 620, 635)
3
4
5
6
7

5898-2. Steps to take in an emergency
8
When trouble arises
RC200t_RC F_EE(OM24728E)
●Fluid leaks under the vehicle.
(Water dripping from the air conditioning after use is normal.)
●Flat-looking tires or uneven tire wear
●Engine coolant temperature gauge continually points higher than normal.
●Changes in exhaust sound
●Excessive tire squeal when cornering
●Strange noises related to the suspension system
●Pinging or other noises related to the engine
●Engine missing, stumbling or running roughly
●Appreciable loss of power
●Vehicle pulls heavily to one side when braking
●Vehicle pulls heavily to one side when driving on a level road
●Loss of brake effectiveness, spongy fe eling, pedal almost touches the floor
If you think something is wrong
If you notice any of the following symptoms, your vehicle probably needs
adjustment or repair. Contact any authorized Lexus dealer or repairer, or
another duly qualified an d equipped professional as soon as possible.
Visible symptoms
Audible symptoms
Operational symptoms

5918-2. Steps to take in an emergency
8
When trouble arises
RC200t_RC F_EE(OM24728E)
If a warning light turns on or a warning buzzer
sounds
Calmly perform the following actions if any of the warning lights comes on or
flashes. If a light comes on or flashes, but then goes off, this does not necessar-
ily indicate a malfunction in the system. However, if this continues to occur,
have the vehicle inspected by any authorized Lexus dealer or repairer, or
another duly qualified an d equipped professional.
Warning light and warning buzzer list
Warning lightWarning light/Details/Actions
Brake system warning light (warning buzzer) Indicates that:
• The brake fluid level is low; or • The brake system is malfunctioningRC200t: This light also comes on when the parking brake is not
released. If the light turns off after the parking brake is fully released the system is operating normally. 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 maybe dangerous.
Charging system warning lightIndicates a malfunction in the vehicle’s charging system Immediately stop the vehicle in a safe place and contact any
authorized Lexus dealer or repairer, or another duly qualified and equipped professional.
Malfunction indicator lampIndicates a malfunction in:
• The electronic engine control system; • The electronic throttle control system; or• The electronic automatic transmission control system
 Have the vehicle inspected by any authorized Lexus dealer or repairer, or another duly qualified and equipped professionalimmediately.
SRS warning light
Indicates a malfunction in: • The SRS airbag system; or• The seat belt pretensioner system
 Have the vehicle inspected by any authorized Lexus dealer or repairer, or another duly qualified and equipped professionalimmediately.

5928-2. Steps to take in an emergency
RC200t_RC F_EE(OM24728E)
ABS warning light Indicates a malfunction in:
•The ABS; or • The brake assist system Have the vehicle inspected by any authorized Lexus dealer or
repairer, or another duly qualified and equipped professional immediately.
Electric power steering system warning light (warning buzzer)Indicates a malfunction in the EPS (Electric Power Steering) sys-
tem  Have the vehicle inspected by any authorized Lexus dealer or repairer, or another duly qualified and equipped professional
immediately.
(Flashes) (If equipped)
Pre-crash safety system warning lightIndicates a malfunction in the PCS (Pre-Crash Safety system)The warning light will operate as follows, even when the system is
not malfunctioning: • The light will flash quickly when the system is operating. ( P. 356)
• The light will turn on when the pre-crash safety system is dis- abled. ( P. 357) • The light will turn on when th e VSC (Vehicle Stability Control)
system is disabled. ( P. 352) • The light will flash when the sy stem cannot temporarily be used.
( P. 611)  Have the vehicle inspected by any authorized Lexus dealer or repairer, or another duly qualified and equipped professional
immediately.
Slip indicator Indicates a malfunction in:• The VSC (Vehicle Stability Control) system;
• The TRC (Traction Control) system; or • The hill-start assist control systemThe light will flash when the VSC or the TRC system is operating.
 Have the vehicle inspected by any authorized Lexus dealer or repairer, or another duly qualified and equipped professionalimmediately.
Automatic headlight leveling system warning light
Indicates a malfunction in the au tomatic headlight leveling system  Have the vehicle inspected by any authorized Lexus dealer or repairer, or another duly qualified and equipped professional
immediately.
Warning lightWarning light/Details/Actions

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.

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)

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)

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)

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

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