engine overheat SUBARU BRZ 2018 User Guide

When trouble arises5
417
BRZ_U (A4450BE-A)
5-1. Essential informationHazard warning flashers .......................... 418
If your vehicle needs to be towed ........................ 419
If you think something is wrong ............................. 426
Fuel pump shut off system ........................... 427
5-2. Steps to take in an emergency
If a warning light turns on or a warning buzzer
sounds... ....................... 428
If a warning message is displayed........................ 440
If you have a flat tire......... 457
If the engine will not start ................................ 471 If the select lever cannot
be shifted from P ............ 474
If you lose your keys ........ 475
If the access key does not operate properly....... 476
If the battery is discharged ..................... 480
If your vehicle overheats ....................... 485
If the vehicle becomes stuck .............................. 488

5
When trouble arises
429
5-2. Steps to take in an emergency
BRZ_U (A4450BE-A)
Stop the vehicle immediately.
The following warning indicates the possibility of damage to the vehi-
cle that may lead to an accident. Immediately stop the vehicle in a
safe place and contact your SUBARU dealer.
Warning lightWarning light/Details
Charging system warning light Indicates a malfunction in the vehicle’s charging system.
Low engine oil pressure warning light Indicates that the engine oil pressure is too low.
(Flashes or illu- minates in red) High engine coolant temperature warning light (if
equipped)
Indicates that the engine is almost overheating. ( →P. 485)
As the engine coolant temperature increases, this warning
light will change from flashing to constantly illuminated.

5
When trouble arises
441
5-2. Steps to take in an emergency
BRZ_U (A4450BE-A)
Stop the vehicle immediately.
The following warning indicates the possibility of damage to the vehi-
cle that may lead to an accident. Immediately stop the vehicle in a
safe place and contact your SUBARU dealer.
Warning messageDetails
(Comes on in red)
Indicates that the engine is almost overheating.
( → P. 485)
A buzzer also sounds.

5
When trouble arises
485
5-2. Steps to take in an emergency
BRZ_U (A4450BE-A)
If your vehicle overheats
Correction proceduresStop the vehicle in a safe place and turn off the air condition-
ing 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 (radia-
tor) for any leaks.
Radiator
Cooling fans
If a large amount of coolant leaks,
immediately contact your
SUBARU dealer.
The following may indicate that your vehicle is overheating.
●Vehicles with a monochrome multi-information display: The
engine coolant temperature gauge ( →P. 199) enters the red
zone or a loss of engine power is experienced (for example, the
vehicle speed does not increase).
Vehicles with a color multi-information display: The high engine
coolant temperature warning light ( →P. 203) flashes or illumi-
nates or a loss of engine power is experienced (for example, the
vehicle speed does not increase).
● Steam comes out from under the hood.
STEP 1
STEP 2
STEP 3

556 Alphabetical index
BRZ_U (A4450BE-A)
Brightness controlInstrument panel light control .................................201
Care Alcantara
®............................. 346
Alloy wheels .......................... 337
Exterior.................................. 336
Interior ................................... 342
Seatbelts ............................... 343
Cargo capacity ......................... 272
Chains ....................................... 279
Child restraint system
Booster seats, definition ............................. 141
Booster seats, installation ........................... 145
Convertible seats, definition ............................. 141
Convertible seats, installation ........................... 145
Front passenger occupant detection system .................131
Infant seats,
definition ............................. 141
Infant seats, installation ........................... 145
Installing CRS with LATCH anchors .................. 146
Installing CRS with
seatbelts ............................. 148
Installing CRS with top tether straps .................. 151 Child safety
Airbag precautions ................ 125
Battery precautions ....... 371, 483
Child restraint system ........... 141
How your child should wear the seatbelt .................. 62
Installing child restraints........ 145
Power window lock switch ...... 74
Power window precautions ........................... 77
Removed key battery precautions ......................... 395
Seat heater precautions ........ 319
Seatbelt guide ......................... 61
Seatbelt precautions ............... 64
Trunk precautions ................... 49
Cleaning Alcantara
®............................. 346
Alloy wheels .......................... 337
Exterior.................................. 336
Interior ................................... 342
Seatbelts ............................... 343
Clock ......................................... 315
Condenser ................................ 366
Console tray ............................. 311
Coolant Capacity ................................ 498
Checking ............................... 364
Cooling system Engine overheating ............... 485
Cruise control .......................... 243
Cup holders .............................. 311
Curtain airbags .......................... 93
Customizable features ............ 522
Daytime running light
system .................................... 235
Defogger Rear window ......................... 302
Side mirror ............................ 302
Dimensions .............................. 492
Dinghy towing .......................... 283
C
D

557
Alphabetical index
BRZ_U (A4450BE-A)
Display
Drive information .................. 221
Multi-information display ........................ 210, 218
Trip information .................... 211
Warning messages............... 440
Do-it-yourself maintenance .... 355
Door courtesy lights Door courtesy lights.............. 306
Wattage ................................ 504
Doors Door lock .................... 25, 38, 43
Door windows ......................... 74
Side mirrors ............................ 71
Drive information .................... 221
Driver's seatbelt reminder light ........................ 432
Driving
Break-in tips ......................... 159
Correct posture....................... 91
Procedures ........................... 156
Winter drive tips.................... 277
Electric power steering........... 257
Emergency, in case of If the access key does not operate properly........... 476
If the engine will not start...... 471
If the select lever cannot be shifted from P ................ 474
If the vehicle has a discharged battery ............. 480
If the warning buzzer sounds ............................... 428
If the warning light turns on .............................. 428
If the warning message is displayed ........................ 440
If you have a flat tire ............ 457
If you lose your keys............. 475
If you think something is wrong ................................. 426 If your vehicle becomes
stuck ...................................488
If your vehicle needs to be towed .............................419
If your vehicle overheats .......485
Engine
Compartment ........................360
Engine hood ..........................358
Engine switch ................172, 182
How to start the engine .........................172, 182
Identification number .............493
If the engine will not start ......471
Ignition switch................172, 182
Overheating...........................485
Engine coolant Capacity ................................498
Checking ...............................364
Engine coolant temperature gauge ........199, 223
Engine hood .............................358
Engine immobilizer system.......82
Engine oil Capacity ................................496
Checking ...............................361
Preparing and checking before winter .......................277
Engine switch ...................172, 182
Engine switch light ..................306
Event data recorder ...................18
Floor mat...................................320
Fluid Brake .....................................366
Washer ..................................372
Fog lights
Switch....................................239
Front fog lights Switch....................................239
Front passenger occupant detection system ...................131
E
F

559
Alphabetical index
BRZ_U (A4450BE-A)
Language (multi-information
display) .................................. 228
License plate lights Replacing light bulbs ............ 405
Wattage ................................ 504
Light bulbs
Replacing ............................. 405
Wattage ................................ 504
Lights Door courtesy lights.............. 306
Engine switch light................ 306
Fog light switch..................... 239
Hazard light switch ............... 418
Hazard warning flasher switch ................................. 418
Headlights switch ................. 233
Interior light switch................ 307
Replacing light bulbs ............ 405
Trunk light............................... 48
Turn signal lever ................... 195
Vanity lights .......................... 314
Wattage ................................ 504
Welcome lighting function .... 236
Load capacity .......................... 276
Maintenance Do-it-yourself maintenance ...................... 355
General maintenance ........... 351
Maintenance data................. 492
Maintenance requirements ... 348
Manual air conditioning system ................................... 286
Manual transmission .............. 192 Meter
Auto dimmer cancel function ...............................201
Indicators...............................203
Instrument panel light control .........................201
Meters ...................................199
Multi-information display.........................210, 218
Settings .........................210, 228
Warning lights .......................428
Warning messages ...............440
Microphone...............................305
Mirrors Inside rear view mirror.............69
Side mirror heater .................302
Side mirrors .............................71
Vanity mirrors ........................314
Multi-information display Drive information ...................221
G-force display ......................224
Language ..............................228
Multi-information display.........................210, 218
Settings .................................228
Trip information .....................211
Warning messages ...............440
Noise from under vehicle ..........16
Odometer ..........................210, 230
Oil Engine oil ..............................361
Opener Engine hood ..........................358
Fuel filler lid .............................78
Trunk lid ..................................46
Outside rear view mirrors Adjusting and folding ...............71
Outside temperature display ............................210, 230
Overheating, Engine ................485L
M
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BRZ_U (A4450BE-A)
What to do if...
What to do if...
A tire puncturesP. 457If you have a flat tire
The engine does not start
P. 471If the engine will not start
P. 8 2Engine immobilizer system
P. 480If the battery is discharged
The select lever cannot be
moved outP. 474If the select lever cannot be shifted
from P
The engine coolant temperature gauge enters the red zone
(vehicles with a monochrome multi-information display)
The high engine coolant temperature warning light flashes or
illuminates (vehicles with a color multi-information display)
Steam can be seen coming
from under the engine hood
P. 485If your vehicle overheats
The key is lostP. 475If you lose your keys
The battery runs outP. 480If the battery is discharged
The doors cannot be lockedP. 4 3Doors
The trunk cannot be openedP. 4 6Trunk lid
The vehicle is stuck in mud
or sandP. 488If the vehicle becomes stuck