2018 LEXUS RC350 display

441
When trouble arises7
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
7-1. Essential information
Emergency flashers .................. 442
If your vehicle has to be stopped in
an emergency .......................... 443
7-2. Steps to take in an emergency
If your vehicle needs to be towed ........................................... 444
If you think something is wrong ............................................ 451
Fuel pump shut off system ...... 452
If a warning light turns on or a warning buzzer
sounds.......................................... 453
If a warning message is displayed.....................................460
If you have a flat tire (vehicles with a
spare tire) ...................................489
If you have a flat tire (vehicles with
an emergency
tire puncture repair kit) ........502
If the engine will not start ......... 516
If the electronic key does not operate properly .............. 518
If the vehicle battery is discharged ................................. 522
If your vehicle overheats ......... 526
If the vehicle becomes stuck ............................................. 532

4547-2. Steps to take in an emergency
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
(U.S.A.)
(Canada)Parking brake warning light (warning buzzer)*1
Indicates that the parking brake is engaged
 Release the parking brake.
Electric power steering system warning light (warning buzzer)
Indicates a malfunction in the EPS (Electric Power Steering) sys-
tem
 Have the vehicle inspected by your Lexus dealer immediately.
LDA (Lane Departure Alert) indicator
If the LDA indicato r is illuminated:
Indicates a malfunction in the LDA (Lane Departure Alert with
steering control) system.
 Check the warning message displa yed on the multi-information
display. ( P. 460)
If the LDA indicator flashes:
Indicates that the vehicle has deviated from the lane (while the
LDA [Lane Departure Alert with stee ring control] system is oper-
ating)
 Check the area around the vehicle and return the vehicle to
between the lane lines.
(Flashes or illuminates)
PCS warning light
Indicates a malfunction in the PCS (Pre-Collision System) or that
the system is temporarily unavailable due to the vehicle being
extremely hot/cold, or dirt around a front sensor, etc.
 Follow the instructions displayed on the multi-information dis-
play. ( P. 260, 470)
If the PCS (Pre-Collision System ) or VSC (Vehicle Stability Con-
trol) system is disabled, the PC S warning light will illuminate.
(  P. 260)
Slip indicator
Indicates a malfunction in:
• The VSC (Vehicle Stability Control) system;
• The TRAC (Traction Control) system; or
• The hill-start assist control system
The light will flash when the VSC or the TRAC system is operating.
 Have the vehicle inspected by your Lexus dealer immediately.
(If equipped)
Automatic headlight leveling system warning light
Indicates a malfunction in the automatic headlight leveling system
 Have the vehicle inspected by your Lexus dealer immediately.
Open door warning light (warning buzzer)*2
Indicates that a door or the trunk is not fully closed
 Check that both side doors and the trunk are closed.
Warning lightWarning light/Details/Actions

4607-2. Steps to take in an emergency
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
Master warning light
The master warning light also comes on or flashes in order to indicate that a
message is currently being displaye d on the multi-information display.
Multi-information display
If any of the warning messages is show n again after the following actions have
been performed, contact your Lexus dealer.
If a warning message is displayed
If a warning is shown on the multi-info rmation display, stay calm and perform
the following actions:
RC350/RC300
(except F SPORT models)RC350/RC300
(F SPORT models: main meter in
center position)
RC350/RC300
(F SPORT models: main meter
moved to the right) RC F
1
2

4787-2. Steps to take in an emergency
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
Indicates a malfunction in the 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 warn ing indicator flashes for 1
minute then illuminates, ther e is a malfunction in the
system. Have the vehicle inspected at your Lexus
dealer.
Indicates that the tire position information cannot be rec-
ognized
 Drive for a short while an d check if the display
updates.
If the radio wave conditions improve, the display
may return to normal. If th e tire pressure is still not
displayed after driving for several minutes, stop the
vehicle in a safe place, turn the engine switch off
then on again, and start driving.
If the tire pressure is st ill not displayed even after
repeating this process seve ral times, have the vehi-
cle inspected at your Lexus dealer.
(If equipped)
Indicates a malfunction in the DRS (Dynamic Rear Steer-
ing) system
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
(If equipped)
Indicates a malfunction in the active rear wing
Have the vehicle inspected by your Lexus dealer.
Indicates that the washer fluid level is low
Add washer fluid.
Warning messageDetails/Actions

4807-2. Steps to take in an emergency
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
(If equipped)
Indicates 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
your Lexus dealer. After chan ging the engine oil, the
message should be reset. ( P. 403)
Indicates that all maintenanc e is required to correspond
to the driven distance on the maintenance schedule
*.
 Comes on approximately 5000 miles (8000 km)
after the message has been reset. (The indicator will
not work properly unless the message has been
reset.)
Perform the necessary maintenance. Please reset
the message after the maintenance is performed.
( P. 385)
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.
Indicates that, since the VSC (Vehicle Stability Control)
system was turned off, the pre-collision braking and pre-
collision brake assist are stopped (The pre-collision
warning function will be operational)
 Turn the VSC on. ( P. 315)
Indicates that the PCS (Pre -Collision System) is tempo-
rarily unavailable
 When conditions improve, the system resumes
operation. If this message is displayed continuously,
have the vehicle inspected by your Lexus dealer.
Warning messageDetails/Actions

4817-2. Steps to take in an emergency
RC350_RC300 AWD_RC3 00_RC F_U(OM24748U)
7
When trouble arises
*: Refer to the separate “Scheduled Mainte nance” or “Owner’s Manual Supplement”
for the maintenance interval applicable to your vehicle.
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.
If this message is freque ntly displayed, have the
vehicle inspected at your Lexus dealer immediately.
Indicates that the PCS (Pre -Collision System) is tempo-
rarily unavailable
 When conditions improve, the system resumes
operation. If this message is displayed continuously,
have the vehicle inspected by your Lexus dealer.
Indicates that part of th e PCS (Pre-Collision System)
sensor is dirty, covered with ice, etc.
 Remove any dirt, ice, etc.
Warning messageDetails/Actions
(Flashes)

4827-2. Steps to take in an emergency
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
■Warning messages
The warning message illustrations used are intended as examples, and may differ from
the image that is actually displaye d on the multi-information display.
■Warning message in radar cruise mode
In the following cases, the warning message may not be displa yed even if vehicle-to-vehi-
cle distance decreases:
● When your vehicle and the vehicle ahead ar e traveling at the same speed or the vehi-
cle ahead is traveling more quickly than your vehicle
●When the vehicle ahead is traveling at a very low speed
●Immediately after cruise control speed is set
●At the instant the accelerator pedal is depressed
■The LDA (Lane Departure Alert with steering control) lane departure warning func-
tion
In the following situations, th e warning message will not be displayed even if a lane line is
crossed.
●When the vehicle speed deviates from the operating range of the LDA system func-
tions ( P. 266)
●When the lane lines cannot be recognized ( P. 267)
■Resetting the message indicating ma intenance is required (if equipped)
Make sure to reset the oil change system. ( P. 385, 403)
■Conditions that the tire pressure wa rning system may not function properly
 P. 417
■Warning buzzer
P. 457

4837-2. Steps to take in an emergency
RC350_RC300 AWD_RC3 00_RC F_U(OM24748U)
7
When trouble arises
Interior
buzzerExterior buzzerWarning messageDetails/Actions
Con-
tinuous  The driver’s door was opened when
the shift lever was
not in P and the
engine switch was not turned off.
 Shift the shift lever to P.
Con-
tinuousCon-
tinuous
The driver’s door was opened and
closed while the electronic key was
not in the vehicle, the shift lever was
not in P and the engine switch was
not turned off.
Shift the shift lever to P.
 Bring the electronic key back
into the vehicle.
Once  The electronic key is not detected
when an attempt is made to start the
engine.

Start the engine with the elec-
tronic key present.
(Flashes)
(Displayed alternately)
(Flashes)