check engine light TOYOTA 86 2018 Owner's Manual

Maintenance and care4
307
4-1. Maintenance and careCleaning and protecting the vehicle exterior......... 308
Cleaning and protecting the vehicle interior.......... 312
Cleaning and protecting the Alcantara
® area ....... 316
4-2. Maintenance Maintenance requirements .................. 318
General maintenance....... 320
Emission inspection and maintenance (I/M)
programs........................ 323 4-3. Do-it-yourself
maintenance
Do-it-yourself service precautions .................... 324
Hood ................................ 327
Positioning a floor jack ..... 329
Engine compartment ........ 331
Tires ................................. 345
Tire inflation pressure ...... 353
Wheels ............................. 357
Air conditioning filter......... 360
Wireless remote control/ electronic key battery ..... 363
Checking and replacing fuses .............................. 367
Light bulbs........................ 375

5
When trouble arises
403
5-2. Steps to take in an emergency
■If the tire pressure warn
ing system is inoperative
The tire pressure warning system will be disabled in the following condi-
tions:
(When the condit ion becomes normal, the system will work properly.)
●If tires not equipped with tire pressure warning valves and tra nsmit-
ters are used.
●If the ID code on the tire pressure warning valves and transmit ters is
not registered in the tire pressure warning computer.
●If the tire inflation pressure is 55 psi (380 kPa, 3.87 kgf/cm2 or bar) or
higher.
The tire pressure warning system may be disabled in the followi ng condi-
tions:
(When the condit ion becomes normal, the system will work properly.)
●If electronic devices or facilities using similar radio wave fr equencies
are nearby.
●If a radio set at similar frequen cies is in use in the vehicle.
●If a window tint that affects the radio wave signals is install ed.
●If there is a lot of snow or ice on the vehicle, in particular around the
wheels or wheel housings.
●If non-genuine Toyota wheels are used. (Even if you use Toyota
wheels, the tire pressure warning system may not work properly with
some types of tires.)
●If tire chains are used.
●If a large metallic object which can interfere with signal reception is
put in the trunk.
■If the tire pressure warning light frequently comes on after bl inking
for approximately one minute
If the tire pressure warning light frequently comes on after bl inking for
approximately one minute when the “ENGINE START STOP” switch is
turned to IGNITION ON mode (vehicles with a smart key system) o r the
engine switch is turned to the “ON” position (vehicles without a smart key
system), have it check ed your Toyota dealer.

5
When trouble arises
413
5-2. Steps to take in an emergency
Have the malfunction
repaired immediately.
After taking the specified steps to correct the suspected probl em,
check that the warning me ssage and light go off.
Interior
buzzerExterior
buzzerWarning messageDetailsCorrection procedure
Once 
(Flashes)
(Flashes in yellow)
Indicates that the
electronic key is
not present when
attempting to
start the engine. Confirm
the loca-
tion of the
electronic
key.
Once
3 times
(Flashes)
(Flashes in yellow)
Indicates that a
door other than
the driver’s door
has been opened
and closed with
the “ENGINE
START STOP”
switch in any
mode other than
off and the elec-
tronic key out-
side of the
detection area. Confirm
the loca-
tion of the
electronic
key.

436 5-2. Steps to take in an emergency
Emergency start function (vehicles with a smart key system)
When the engine does not start, the following steps can be used as
an interim measure to start the engine if the “ENGINE START STO P”
switch is functioning normally:
Vehicles with an auto matic transmission
Set the parking brake.
Put the shift lever in P.
Set the “ENGINE START STOP” switch to ACCESSORY
mode.
Press and hold the “ENGINE START STOP” switch about 15
seconds while depressing the brake pedal firmly.
Even if the engine can be started using the above steps, the system
may be malfunctioning. Have the vehicle checked by your Toyota
dealer.
■ The starter motor does not turn over, the interior lights and
headlights do not turn on, or the horn does not sound.
One of the following may be the cause of the problem.
● One or both of the battery ter minals may be disconnected.
● The battery may be discharged. ( P. 444)
● There may be a malfunction in the steering lock system. (vehi-
cles with a smart key system)
Contact your Toyota dealer if the problem cannot be repaired, o r if
repair procedures are unknown.
STEP 1
STEP 2
STEP 3
STEP 4

5
When trouble arises
441
5-2. Steps to take in an emergency
Starting the engine
Vehicles with an auto matic transmission
Ensure that the shift lever is in P and firmly depress the brake
pedal.
Touch the Toyota emblem side of
the electronic key to the
“ENGINE START STOP” switch.
When the electronic key is
detected, a buzzer sounds and
the “ENGINE START STOP”
switch will turn to IGNITION ON
mode.
When the smart key system is
deactivated in customization set-
ting, the “ENGINE START STOP”
switch will turn to ACCESSORY
mode.
Firmly depress the brake pedal and check that the smart key
system indicator light (green) turns on.
Press the “ENGINE START STOP” switch.
In the event that the “ENGINE START STOP” switch still cannot b e
operated, contact your Toyota dealer.
STEP 1
STEP 2
STEP 3
STEP 4

442 5-2. Steps to take in an emergency
Vehicles with a manual transmissionEnsure that the shift lever is in N and depress the clutch
pedal.
Touch the Toyota emblem side of
the electronic key to the
“ENGINE START STOP” switch.
When the electronic key is
detected, a buzzer sounds and
the “ENGINE START STOP”
switch will turn to IGNITION ON
mode.
When the smart key system is
deactivated in customization set-
ting, the “ENGINE START STOP”
switch will turn to ACCESSORY
mode.
Firmly depress the clutch pedal and check that the smart key
system indicator light (green) turns on.
Press the “ENGINE START STOP” switch.
In the event that the “ENGINE START STOP” switch still cannot b e
operated, contact your Toyota dealer.
STEP 1
STEP 2
STEP 3
STEP 4

5
When trouble arises
445
5-2. Steps to take in an emergency
Start the engine of the second vehicle. Increase the engine
speed slightly and maintain at that level for approximately 5
minutes to recharge the battery of your vehicle.
Vehicles with a smart key sy
stem only: Open and close any
of the doors of your vehicle with the “ENGINE START
STOP” switch off.
Vehicles without a smart key system: Maintain the engine
speed of the second vehicle and turn the engine switch to
the “ON” position, then start the vehicle's engine.
Vehicles with a smart key system: Maintain the engine
speed of the second vehicle and turn the “ENGINE START
STOP” switch to IGNITION ON mode, then start the vehi-
cle's engine.
Once the vehicle’s engine has started, remove the jumper
cables in the exact reverse order in which they were con-
nected.
Once the engine starts, have the vehicle checked at your Toyota
dealer as soon as possible.STEP 2
STEP 3
STEP 4
STEP 5

522 Alphabetical index
Brake assist .............................. 245
Break-in tips ............................. 155
Brightness controlInstrument panel light control ................................. 192
Care Alcantara
®............................. 316
Aluminum wheels .................. 309
Exterior .................................. 308
Interior ................................... 312
Seat belts .............................. 313
Cargo capacity ......................... 256
Chains ....................................... 263
Child restraint system Booster seats,
definition ............................. 137
Booster seats, installation ........................... 141
Convertible seats, definition ............................. 137
Convertible seats,
installation ........................... 141
Front passenger occupant classification system ........... 128
Infant seats, definition ............................. 137
Infant seats,
installation ........................... 141
Installing CRS with LATCH anchors .................. 142
Installing CRS with seat belts ............................ 144
Installing CRS with
top tether straps .................. 147 Child safety
Airbag precautions ................ 120
Battery precautions ....... 342, 447
Child restraint system ........... 137
How your child should
wear the seat belt ................. 62
Installing child restraints........ 141
Power window lock switch ...... 72
Power window precautions ........................... 74
Removed key battery
precautions ......................... 365
Seat belt guide ........................ 61
Seat belt precautions .............. 64
Seat heater precautions ........ 302
Trunk precautions ................... 49
Cleaning
Alcantara
®............................. 316
Aluminum wheels .................. 309
Exterior.................................. 308
Interior ................................... 312
Seat belts .............................. 313
Clock ......................................... 298
Condenser ................................ 337
Console tray ............................. 294
Coolant
Capacity ................................ 464
Checking ............................... 335
Cooling system
Engine overheating ............... 449
Cruise control .......................... 232
Cup holders .............................. 294
Curtain shield airbags ............... 89
Customizable features ............ 487
Daytime running light system .................................... 224
Defogger Rear window ......................... 284
Side mirror ............................ 284
C
D

523
Alphabetical index
Dimension ................................ 458
Dinghy towing ......................... 266
Display
Drive information .................. 210
Multi-information display ........................ 200, 207
Trip information ............ 202, 208
Warning messages............... 407
Do-it-yourself maintenance .... 324
Door courtesy lights Door courtesy lights.............. 289
Wattage ................................ 469
Doors Door lock .................... 25, 38, 43
Door windows ......................... 72
Side mirrors ............................ 69
Driver's seat belt
reminder light ........................ 399
Driving Break-in tips ......................... 155
Correct posture....................... 87
Procedures ........................... 152
Winter drive tips.................... 261
Electric power steering........... 245
Electronic key If the electronic key does not operate properly ........... 440
Emergency flashers Switch ................................... 384
Emergency, in case of
If the electronic key does not operate properly ........... 440
If the engine will not start...... 435
If the shift lever cannot
be shifted from P ................ 438
If the vehicle has a
discharged battery ............. 444
If the warning buzzer sounds ............................... 395
If the warning light turns on .............................. 395 If the warning message
is displayed .........................407
If you have a flat tire .............424
If you lose your keys .............439
If you think something is wrong ..................................393
If your vehicle becomes stuck ...................................452
If your vehicle has to be stopped in an
emergency ..........................454
If your vehicle needs to be towed .............................385
If your vehicle overheats .......449
Engine Compartment ........................331
Engine switch ................166, 175
Hood......................................327
How to start the engine .........................166, 175
Identification number .............459
If the engine will not start ......435
Ignition switch................166, 175
Overheating...........................449
Engine coolant Capacity ................................464
Checking ...............................335
Engine coolant temperature gauge ......................................191
Engine immobilizer system.......79
Engine oil Capacity ................................462
Checking ...............................332
Preparing and checking before winter .......................261
Engine switch ...................166, 175
Engine switch light ..................289
EPS ............................................245
Event data recorder ...................18
E

527
Alphabetical index
Spare tire
Inflation pressure .................. 468
Storage location ................... 424
Spark plug................................ 464
Specifications .......................... 458
Speedometer ........................... 191
Steering Column lock release ............... 67
Steering wheel Adjustment ............................. 67
Audio switches ..................... 287
Meter control switches.......... 208
Storage feature ........................ 291
Stuck If your vehicle becomes stuck................................... 452
Sun visors ................................ 296
Switch
Audio remote control switches ............................. 287
“DISP” switch........................ 203
Driving pattern selector switch ................................. 180
Emergency flasher switch .... 384
Engine switch .............. 166, 175
Fog light switch..................... 228
Hazard light switch ............... 384
Ignition switch ............... 166, 175
“km/h MPH” switch ............... 191
Light switches ....................... 222
Meter control switches.......... 208
“ODO/TRIP” switch....... 202, 208
Power door lock switch ................................... 43
Power window switch ............. 72
“TRACK” switch .................... 247
Transmission shift switches ..................... 181, 183
VSC/TRAC off switch ......................... 246, 247
Window lock switch ................ 72
Wiper and washer
switch ................................. 229 Tachometer
Tachometer ...........................191
Tail lights Switch....................................222
Theft deterrent system
Alarm .......................................82
Engine immobilizer system .....79
Theft prevention labels..............86
Tire inflation pressure .............468
Tire information Glossary ................................480
Size .......................................477
Tire identification number ......476
Uniform tire quality
grading ................................478
Tires Chains ...................................263
Checking ...............................345
Compact spare tire ................424
If you have a flat tire ..............424
Inflation pressure...................353
Inflation pressure sensor .......345
Information ............................474
Replacing ..............................424
Rotating tires .........................345
Size .......................................468
Snow tires .............................261
Spare tire...............................424
Tire pressure warning
system ................................399
Tools .........................................424
Towing Dinghy towing........................266
Emergency towing.................385
TRAC .........................................245
“TRACK” mode ......... ...............247
Traction control........................245T