engine overheat LEXUS RX270 2014 User Guide

5
553
5-2. Steps to take in an emergency
When trouble arises
RX350/270_EE
Stop the vehicle immediately.
A buzzer sounds and a warning message is shown on the multi-informa-
tion display. The following warning indicates the possibility of damage to
the vehicle that may lead to an accident. Immediately stop the vehicle in a
safe place and contact any authorized Lexus dealer or repairer, or
another duly qualified and equipped professional.
Warning messageDetails
Indicates abnormal engine oil pressure
The warning light may come on if the engine oil pres-
sure is too low.
(Flashes)
(AWD models)
Indicates the AWD system has overheated
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5
559
5-2. Steps to take in an emergency
When trouble arises
RX350/270_EE
(RX350)
Indicates that engine oil
level is low
A buzzer also sounds.Check the level of engine
oil, and add if necessary.
(Flashes)
(AWD models)
Indicates that the AWD
system is not currently
functional
A buzzer also sounds.
Reduce vehicle speed or
stop the vehicle in a safe
place until the warnings
clear.
In this case, do not stop
the engine.
(If equipped)
Indicates that the pre-
crash safety system is not
currently functional
because the grille or the
sensor is dirty.
This message also
appears when the pre-
crash safety system is not
functional due to over-
heating.
• Check the grille and the
sensor and clean them if
they are dirty.
• In case of overheating,
the system will become
functional once the sys-
tem cools down.
(If equipped)
Indicates that Lexus
parking assist-sensor is
dirty or covered with ice
A buzzer also sounds.
The site of the malfunc-
tion and the vehicle
image are flashing.
Clean the sensor.
Wa r n i n g m e s s a g eDetailsCorrection procedure
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561
5-2. Steps to take in an emergency
When trouble arises
RX350/270_EE
(Flashes)
(If equipped)
Indicates that your vehi-
cle is nearing the vehicle
ahead (in radar cruise
mode)
A buzzer also sounds.
At the same time,
will appear on
the head-up display (the
image flashes).
Slow the vehicle by apply-
ing the brakes.
Indicates that the engine
has overheated
A buzzer also sounds.Stop and check.
(→P. 5 9 8 )
Indicates that remaining
fuel is approximately 10.7
L (2.8 gal., 2.3 Imp. gal.)
or less
Refuel the vehicle.
(Flashes)
Indicates that the
“ENGINE START STOP”
switch is turned off or
turned to ACCESSORY
mode and the driver's
door is opened while the
lights are turned on.
Tu r n t h e l i g h t s o f f .
Wa r n i n g m e s s a g eDetailsCorrection procedure
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598
5-2. Steps to take in an emergency
RX350/270_EE
If your vehicle overheats
Correction procedures
Stop the vehicle in a safe place and turn off the air conditioning
system, and then stop the engine.
If you see steam:
Carefully lift the hood after the steam subsides.
If you do not see steam:
Carefully lift the hood.
After the engine has cooled down
sufficiently, inspect the hoses and
radiator core (radiator) for any
leaks.
Radiator
Cooling fans
If a large amount of coolant leaks,
immediately contact any autho-
rized Lexus dealer or repairer, or
another duly qualified and
equipped professional.
The coolant level is satisfactory if it
is between the “FULL” and “LOW”
lines on the reservoir.
Reservoir
“FULL” line
“LOW” line
“Radiator cap
The following may indicate that your vehicle is overheating.
●“ENGINE OVERHEAT” is shown on the multi-information display.
●Steam comes out from under the hood.
STEP1
STEP2
STEP3
STEP4
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639
Alphabetical index
RX350/270_EE
Child safety
Airbag precautions ............................. 137
Back door precautions ...................... 66
Child restraint system........................ 142
Child-protectors ................................... 57
How your child should wear
the seat belt ............................................ 91
Installing child restraints ...................152
Moon roof precautions ....................107
Power window lock switch.............. 101
Power window precautions .......... 103
Removed electronic key battery
precautions....................................... 503
Seat belt precautions .......................... 92
Seat heater precautions .................440
Battery precautions
...................................................... 481, 594
Child-protectors ...................................... 57
Cleaning
Exterior.................................................... 452
Interior .....................................................455
Seat belts................................................456
Clock* ....................................................... 432
Coat hooks .............................................. 442
Coin holder ............................................. 427
Condenser .............................................. 478
Console box ........................................... 426
Coolant
Engine coolant .................................... 477Cooling system
Engine overheating ..........................598
Cornering assist sensors ................... 248
Cruise control
Cruise control ..................................... 230
Dynamic radar cruise control ......234
Cup holders ............................................ 423
Curtain shield airbags ........................... 131
Customizable features....................... 622
Daytime running light system .......... 220
Defogger*
Rear window.......................................... 321
Side mirror .............................................. 321
Dimensions ............................................. 606
Display
Multi-information display............... 203
Trip information.................................. 206
Warning message ............................ 552
Do-it-yourself maintenance ............... 461
Door courtesy lights
Door courtesy lights .......................... 417
Wattage ................................................... 619
Door lock
Back door ................................................ 60
Side door .................................................. 56
Wireless remote control .................. 53
Door pockets ......................................... 422
D
*: For vehicles with a navigation system, refer to the “Navigation System Owner’s Manual”.
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640
Alphabetical index
RX350/270_EE
Doors
Back door.................................................60
Door lock..................................31, 53, 56
Door windows ....................................... 101
Double locking system .......................121
Power back door..................................60
Side door .................................................. 56
Side mirrors ............................................. 98
Driver's seat belt reminder light .....546
Driving
Break-in tips ...........................................170
Correct posture ...................................129
Procedures ............................................ 168
Utility vehicle
precautions........................................289
Winter driving tips............................. 296
Driving position memory ....................... 81
Electric power steering ........................271
Electric sunshade................................... 108
Electronic features control ...............203
Electronic key
If the electronic key does not
operate properly ............................. 591
Electronic sunshade ............................. 108
Electronically modulated air
suspension ............................................ 256
Emergency brake signal .................... 272
Emergency flashers
Switch ...................................................... 532Emergency, in case of
If a warning buzzer sounds .......... 543
If a warning light turns on .............. 543
If a warning message is
displayed ............................................ 552
If the back door opener is
inoperative ........................................... 65
If the electronic key does not
operate properly ..............................591
If the engine will not start ............... 587
If the shift lever cannot be
shifted from “P” ...............................589
If the vehicle has a discharged
battery.................................................. 594
If you have a flat tire .........................572
If you lose your keys ........................590
If you think something is
wrong..................................................... 541
If your vehicle becomes stuck ......601
If your vehicle has to be
stopped in an emergency ......... 603
If your vehicle needs to be
towed ................................................... 533
If your vehicle overheats................598
Engine
Accessory mode ................................ 180
Compartment ..................................... 468
Engine switch ....................................... 180
Hood ....................................................... 465
How to start the engine .................. 180
Identification number....................... 607
If the engine will not start ............... 587
Ignition switch ...................................... 180
Overheating ........................................598
E
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644
Alphabetical index
RX350/270_EE
Odometer................................................. 196
Oil
Engine oil ............................................... 472
Opener
Back door.................................................60
Fuel filler door......................................... 110
Hood ........................................................465
Outer foot lights
Outer foot lights ................................... 417
Wattage................................................... 619
Outside rear view mirrors
Adjusting and folding.......................... 98
Mirror position memory......................81
Outside temperature display* ........433
Overhead courtesy lights
Overhead courtesy lights................ 417
Wattage................................................... 619
Overheating, Engine.......................... 598
Paddle shift switches ............................ 186
Parking assist sensors ......................... 248
Parking brake .......................................... 194
Parking lights
Replacing light bulbs......................... 516
Switch ........................................................ 217
Wattage................................................... 619
PCS
Function ................................................. 280
Pre-crash braking off switch ......... 281
Warning light ....................................... 544
Personal lights
Switch ....................................................... 418Phone* ........................................................391
Power back door ..................................... 60
Power easy access system .................. 84
Power outlet ........................................... 435
Power windows ........................................ 101
Pre-crash safety system
Function.................................................. 280
Pre-crash braking off switch.......... 281
Warning light....................................... 544
Radar cruise control............................ 234
Radiator .................................................... 478
Radio* ....................................................... 326
RDS ............................................................ 327
Rear fog lights
Replacing light bulbs .........................516
Switch ....................................................... 222
Wattage ................................................... 619
Rear seat
Adjustment ............................................... 77
Folding down .......................................... 77
Rear seat entertainment system*
Rear turn signal lights
Replacing light bulbs .........................516
Wattage ................................................... 619
Rear view monitor system ................ 263
Rear window defogger* ......................321
Rear window wiper...............................227
Remote Touch*O
P
R
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648
Alphabetical index
RX350/270_EE
Warning lights
Anti-lock brake system...................544
Automatic headlight leveling
system .................................................. 220
Brake assist system...........................544
Brake system ...........................543, 544
Charging system ...............................543
Electric power steering ..................544
Electronic engine control
system ..................................................544
Low fuel level .......................................546
Low tire pressure...............................546
Malfunction indicator lamp ...........544
Master warning light ........................546
Open door............................................546
Pre-crash safety system .................544
Pretensioners....................................... 544
Seat belt reminder light...................546
SRS airbags .......................................... 544
Tire pressure ........................................546Warning messages
Adaptive front lighting system .... 554
Anti-lock brake
system.................................................. 554
Automatic transmission fluid ....... 557
AWD system.............. 553, 554, 557
Brake lamp system ........................... 554
Brake system ....................................... 552
Dynamic radar cruise
control system .....................554, 557
Electric power steering .................. 554
Electronically modulated air
suspension ........................................ 554
Engine oil level.................................... 557
Engine oil pressure........................... 553
Engine overheat................................. 557
Headlight leveling ............................. 554
Hood ....................................................... 557
Lexus parking assist-
sensor ......................................554, 557
Light reminder .................................... 557
Low fuel .................................................. 557
Moon roof ............................................. 557
Open door ........................................... 557
Parking brake ...................................... 557
Pre-crash safety
system......................................554, 557
Smart entry & start system ........... 563
SRS airbags .......................................... 554
Steering lock ........................................ 554
Washer fluid......................................... 557
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650
RX350/270_EE
What to do if...
What to do if...
A tire puncturesP. 5 7 2If you have a flat tire
The engine does not start
P. 5 8 7If the engine will not start
P. 115Engine immobilizer system
P. 5 9 4If the vehicle battery is discharged
The shift lever cannot be
moved outP. 5 8 9If the shift lever cannot be shifted from P
The engine coolant temperature
gauge enters the red zone
Steam can be seen coming
from under the hood
P. 5 9 8If your vehicle overheats
The key is lostP. 5 9 0If you lose your keys
The battery runs outP. 5 9 4If the vehicle battery is discharged
The doors cannot be lockedP. 5 6Side doors
P. 6 0Back door
The horn begins to soundP. 1 2 2Alarm
The vehicle is stuck in mud or
sandP. 6 0 1If the vehicle becomes stuck
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