2018 TOYOTA GT86 check engine light

199
2-2. Instrument cluster
2
When driving
WARNING
■
If a safety system warning light does not come on
Should a safety system light such as the ABS and SRS warning li ght not
come on when you start the engine, this could mean that these s ystems are
not available to help protect you in an accident, which could r esult in death
or serious injury. Have the vehicle inspected by your Toyota de aler immedi-
ately if this occurs.
*4: Vehicles with a monochrome multi-information display only: This light turns on when the engine switch is turned to the “ON” pos ition
to indicate that a system check is being performed. It will tur n off
after the engine is started, or after a few seconds. There may be a
malfunction in a system if the light does not come on or turn o ff.
Have the vehicle inspected by your Toyota dealer for details.

230 2-3. Operating the lights and windshield wipers
■The windshield wipers and w asher can be operated when
Vehicles without a smart key system
The engine switch is in the “ON” position.
Vehicles with a smart key system
The “ENGINE START STOP” switch is in IGNITION ON mode.
■ If no windshield washer fluid sprays
Check that the washer nozzles are not blocked if there is washe r fluid in the
windshield washer fluid tank.
WARNING
■ Caution regarding the use of washer fluid
When it is cold, do not use the washer fluid until the windshield becomes
warm. The fluid may freeze on the windshield and cause low visi bility. This
may lead to an accident, resulting in death or serious injury.
Washer/wiper dual opera-
tion
The wipers will automatically
operate a couple of times after
the washer squirts.

252
2-4. Using other driving systems
Hill-start assist control
Hill-start assist control helps to maintain braking force to assist
starting off forward while facing uphill or starting off backward while
facing downhill. As hill-start assist control is initially disabled,
enable the system to make it operable. The enabled/disabled set ting
will be maintained the next time the engine is started.
The hill-start assist control ON
indicator will be illuminated
when system is enabled and
flash while the system is oper-
ating.
■ Enabling hill-start assist control
Park your vehicle in a flat, safe location.
Make sure that the parking brake is securely engaged.
Stop the engine by turning the engine switch to the “LOCK”
position (vehicles without a smart key system) or turning
the “ENGINE START STOP” switch off (vehicles with a
smart key system).
Start the engine and check t hat the ABS warning light and
slip indicator are off.
Press and hold for
approximately 30 seconds.
Check that both the VSC off
indicator and “TRAC OFF” indi-
cator illuminate and then turn
off.
STEP 1
STEP 2
STEP 3
STEP 4

253
2-4. Using other driving systems
2
When driving
■
When enabling the hill-start assist control
●If the hill-start assist control ON indicator does not illuminate or if an
incorrect operation is performed, turn the engine switch to the “LOCK”
position (vehicles without a smart key system) or turn the “ENGINE
START STOP” switch off (vehicles with a smart key system) and t hen
restart the enabling procedure from .
● If is pressed and held for approximately 30 seconds or more, t he
VSC off indicator and “TRAC OFF” indicator will turn off and su bsequent
operations of the switch will be rejected. In this case, the VSC system will
operate in normal mode. ( P. 248) To enable , turn the engine
switch to the “ACC” or “LOCK” position (vehicles without a smar t key sys-
tem) or turn the “ENGINE START STOP” switch off (vehicles with a smart
key system) and then restart the engine.
Within 5 seconds after the indicator lights turn off, release
. Then, press the switch again within 2 seconds of
releasing it.
The hill-start assist control ON indicator will illuminate and then
turn off.
Turn the engine switch to the “LOCK” position (vehicles
without a smart key system) or turn the “ENGINE START
STOP” switch off (vehicles with a smart key system). Then,
restart the engine and check that the hill-start assist control
ON indicator is illuminated.
Hill-start assist control is enabled when the indicator is illu mi-
nated.
To disable hill-start assist control, perform the above
through again.
STEP 5
STEP 6
STEP 1
STEP 6
STEP 4

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