check engine LEXUS RC200T 2017 Service Manual

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

6098-2. Steps to take in an emergency
8
When trouble arises
RC200t_RC F_EE(OM24728E)
Indicates that the tire inflation pressure is low
 Check the tire inflation pressure, and adjust to the appropriate level.
Indicates a malfunction in th e tire pressure warning sys- tem
 Stop the vehicle in a safe place and turn the engine switch off then on again.If the tire pressure warning indicator flashes for 1
minute then illuminates, th ere is a malfunction in the system. Have the vehicle inspected by any autho-rized Lexus dealer or repairer, or another duly qual-
ified and equipped professional.
Indicates that the tire position information cannot be rec- ognized Drive for a short while and check if the display
updates. If the radio wave conditions improve, the displaymay return to normal. If the tire pressure is still not
displayed after driving for several minutes, stop the vehicle in a safe place, turn the engine switch offthen on again, and start driving.
If the tire pressure is still not displayed even after repeating this process several times, have the vehi-cle inspected by any authorized Lexus dealer or
repairer, or another duly qualified and equipped professional.
RC F only
Indicates a malfunction in the active rear wing  Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and equipped professional.
Indicates that the washer fluid level is low Add washer fluid.
Warning messageDetails/Actions

6108-2. Steps to take in an emergency
RC200t_RC F_EE(OM24728E)
Indicates that remaining fuel is approximately 10 L (2.6 gal., 2.2 Imp. gal.) or less Refuel the vehicle.
RC200t only
Indicates that the engine oil is scheduled to be changed. (The indicator will not work properly unless the message
has been reset.)  Check the engine oil, and change if necessary. After changing the engine oil, the message should
be reset.
(If equipped)
Indicates that the fuel in jectors require maintenance
soon  Have any authorized Lexus dealer or repairer, or another duly qualified and equipped professional
add injector cleaner to the fuel tank and reset the message as necessary.
RC200t onlyIndicates that the engine oil should be changed. (After
the engine oil is changed and the message has been reset.) Check and change the engine oil, and oil filter by
any authorized Lexus dealer or repairer, or another duly qualified and equipped professional. Afterchanging the engine oil, the message should be
reset.
(If equipped)
Indicates that the fuel injectors require maintenance  Have any authorized Lexus dealer or repairer, or another duly qualified and equipped professional
add injector cleaner to the fuel tank and reset the message.
Warning messageDetails/Actions

6348-2. Steps to take in an emergency
RC200t_RC F_EE(OM24728E)
●Stop the vehicle in a safe place on a hard, flat surface.
●Set the parking brake.
●Shift the shift lever to P.
●Stop the engine.
●Turn on the emergency flashers. (P. 580)
●Check the degree of the tire damage.
A tire should only be repaired with the
emergency tire puncture repair kit if
the damage is caused by a nail or screw
passing through the tire tread.
• Do not remove the nail or screw
from the tire. Removing the object
may widen the opening and
disenable emergency repair with the
kit.
• To avoid sealant leakage, move the vehicle until the area of the puncture, if
known, is positioned at the top of the tire.
■A flat tire that cannot be repaired with the emergency tire puncture repair kit
In the following cases, the tire cannot be repaired with the emergency tire puncture repair kit. Contact any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional.
●When the tire is damaged due to driving without sufficient air pressure
●When the tire lost air pressure due to a crack or damage in the tire sidewall
●When the tire is visibly separated from the wheel
●When the cut or damage to the tread is 4 mm (0.16 in.) long or more
●When the wheel is damaged
●When 2 or more sharp objects, such as nails or screws, have passed through the tread on a single tire
●When there is more than one hole or cut in the damaged tire
●When the sealant has expired
Before repairing the vehicle

6418-2. Steps to take in an emergency
8
When trouble arises
RC200t_RC F_EE(OM24728E)
Check the specified tire inflation pressure.
Tire inflation pressure is specified on the label as shown. (P. 679)
Start the engine. (P. 247)
To inject the sealant and inflate the
tire, turn the compressor switch on.
10
Left-hand drive vehiclesRight-hand drive vehicles
11
12

6528-2. Steps to take in an emergency
RC200t_RC F_EE(OM24728E)
Ensure that the shift lever is in P and depress the brake pedal.
Touch the Lexus emblem side of the
electronic key to the engine switch.
When the electronic key is detected, a buzzer sounds and the engine switchwill turn to IGNITION ON mode.
When the smart entry & start system is deactivated in customization setting, theengine switch will turn to ACCESSORY
mode.
Firmly depress the brake pedal and check that is shown on the multi-
information display.
Press the engine switch.
In the event that the engine still cannot be started, contact any authorized Lexus
dealer or repairer, or another duly qualified and equipped professional.
Starting the engine
1
2
3
4

6538-2. Steps to take in an emergency
8
When trouble arises
RC200t_RC F_EE(OM24728E)
■Stopping the engine
Shift the shift lever to P and press the engine switch as you normally do when stopping the engine.
■Replacing the key battery
As the above procedure is a temporary measur e, it is recommended that the electronic key battery be replaced immediately when the battery is depleted. ( P. 563)
■Alarm (if equipped)
Using the mechanical key to lock the doors will not set the alarm system. If a door is unlocked using the mechanical key when the alarm system is set, the alarm may be triggered.
■Changing engine switch modes
Release the brake pedal and press the engine switch in step above. The engine does not start an d modes will be changed each time the switch is pressed.
( P. 248)
■When the electronic key does not work properly
●Make sure that the smart entry & start system has not been deactivated in the
customization setting. If it is off, turn the function on. (Customizable features P. 685)
●Check if battery-saving mode is set. If it is set, cancel the function. (P. 177)
WARNING
■When using the mechanical key and operating the power windows or moon roof
Operate the power window or moon roof after checking to make sure that there is no possibility of any passenger having any of their body parts caught in the window or moon roof.
Also, do not allow children to operate the me chanical key. It is possible for children and other passengers to get caught in the power window or moon roof.
3

6618-2. Steps to take in an emergency
8
When trouble arises
RC200t_RC F_EE(OM24728E)
Add coolant if necessary.
Water can be used in an emergency if coolant is unavailable.
Start the engine and turn the air conditioning system on to check that the radi-
ator cooling fans operate and to check for coolant leaks from the radiator or
hoses.
The fans operate when the air conditioning system is turned on immediately after a cold start. Confirm that the fans are operating by checking the fan sound and air flow.
If it is difficult to check these, turn the air conditioning system on and off repeatedly. (The fan may not operate in freezing temperatures.)
If the fans are not operating:
Stop the engine immediately and contact any authorized Lexus dealer or
repairer, or another duly qualified and equipped professional.
If the fans are operating:
Have the vehicle inspected at the nearest authorized Lexus dealer or repairer,
or another duly qualified and equipped professional.
5
Engine (RC200t)Engine (RC F)
Intercooler (RC200t)
6
7

671
9
9-1. Specifications
Vehicle specifications
RC200t_RC F_EE(OM24728E)
*: If unleaded gasoline with an octane rating of 98 RON is not available, unleaded gaso-
line with an octane rating of 95 RON may be used with no detriment to engine dura-
bility or driveability.
■Oil capacity (Drain an d refill [Reference*])
*: The engine oil capacity is a reference quantity to be used when changing the engine
oil. Warm up and turn off the engine, wait more than 5 minutes, and check the oil level
on the dipstick.
Fuel
Fuel type
EU area: Unleaded gasoline conforming to Europeanstandard EN228 only
Except EU area: Unleaded gasoline only
Research Octane NumberRC200t95 or higher
RC F98 or higher*
Fuel tank capacity(Reference)66 L (17.4 gal., 14.5 Imp. gal.)
Lubrication system
RC200tRC F
With filter4.6 L (4.9 qt., 4.0 Imp. qt.)8.8 L (9.3 qt., 7.7 Imp. qt.)
Without filter4.3 L (4.5 qt., 3.8 Imp. qt.)7.9 L (8.3 qt., 7.0 Imp. qt.)

700
RC200t_RC F_EE(OM24728E)
What to do if... (Troubleshooting)
What to do if... (Troubleshooting)
●If you lose your mechanical keys, new genuine mechanical keys can be made
by any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional. ( P. 160)
●If you lose your electronic keys, the risk of vehicle theft increases significantly.
Contact any authorized Lexus dealer or repairer, or another duly qualified
and equipped professional immediately. ( P. 163)
●Is the electronic key battery weak or depleted? (P. 563)
●Is the engine switch in IGNITION ON mode?
When locking the doors, turn the engine switch off. ( P. 248)
●Is the electronic key left inside the vehicle?
When locking the doors, make sure that you have the electronic key on your
person.
●The function may not operate properly due to the condition of the radio wave.
( P. 177)
●The function to prevent the electronic key from being left inside the trunk will
operate and you can open the trunk as us ual. Take the key out from the trunk.
( P. 172)
If you have a problem, check the following before contacting any authorized
Lexus dealer or repairer, or another duly qualified and equipped professional.
The doors cannot be locked, unlocked, opened or closed
You lose your keys
The doors cannot be locked or unlocked
The trunk lid is closed with the electronic key left inside