2017 TOYOTA GT86 Owners Manual (in English)

5
393
5-1. Essential information
When trouble arises
86_EE (OM18071E)
If you think something is wrong
If you notice any of the following symptoms, your vehicle probably
needs adjustment or repair. Contact any authorized Toyota dealer or
repairer, or another duly qualified and equipped professional as
soon as possible.
■ Visible symptoms
●Fluid leaks under the vehicle
(Water dripping from the air conditioning after use is normal.)
● Flat-looking tires or uneven tire wear
● Vehicles with a monochrome multi-information display: The
engine coolant temperature gauge needle continually points
higher than normal
● Vehicles with a color multi-information display: The high
engine coolant temperature warning light flashes or illumi-
nates
■ Audible symptoms
●Changes in exhaust sound
● Excessive tire squeal when cornering
● Strange noises related to the suspension system
● Pinging or other noises related to the engine
■ Operational symptoms
●Engine missing, stumbling or running rough
● Appreciable loss of power
● Vehicle pulls heavily to one side when braking
● Vehicle pulls heavily to one side when driving on a level road
● Loss of brake effectiveness, spongy feeling, pedal almost
touches the floor

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5-1. Essential information
86_EE (OM18071E)
Fuel pump shut off system
Follow the procedure below to restart the engine after the system is
activated.
Vehicles without a smart entry & start systemTurn the engine switch to the “ACC” or “LOCK” position.
Restart the engine.
Vehicles with a smart entry & start system Turn the “ENGINE START STOP” switch to ACCESSORY mode
or turn it off.
Restart the engine.
NOTICE
■Before starting the engine
Inspect the ground under the vehicle.
If you find that fuel has leaked on to the ground, the fuel system has been
damaged and is in need of repair. Do not restart the engine.
When the vehicle sustains an imp act in an accident, etc., the fuel
pump shut off system operates to stop supplying fuel in order to
minimize fuel leakage.
STEP 1
STEP 2
STEP 1
STEP 2

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395
When trouble arises
86_EE (OM18071E)
5-2. Steps to take in an emergency
If a warning light tur ns on or a war ning buzzer sounds...
Stop the vehicle immediately. Continuing to drive the vehicle
may be dangerous.The following warning indicates a possible problem in the brake sys-
tem. Immediately stop the vehicle in a safe place and contact any
authorized Toyota dealer or repairer, or another duly qualified and
equipped professional.
Warning lightWarning light/Details
Brake system warning light
• Low brake fluid
• Malfunction in the brake system This light also comes on when the parking brake is not
released. If the light turns off after the parking brake is fully
released the system is operating normally.
Calmly perform the following actions if any of the warning lights turn
on or flash. If a light turns on or flashes, but then turns off, this does
not necessarily indicate a malfunction in the system.

396
5-2. Steps to take in an emergency
86_EE (OM18071E)
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 any authorized Toyota dealer or repairer, or
another duly qualified and equipped professional.
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. 464)
As the engine coolant temperature increases, this warning
light will change from flashing to constantly illuminated.

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397
5-2. Steps to take in an emergency
When trouble arises
86_EE (OM18071E)
Have the vehicle inspected immediately.
Failing to investigate the cause of the following warnings may lead to
the system operating abnormally and possibly cause an accident.
Have the vehicle inspected by any authorized Toyota dealer or
repairer, or another duly qualified and equipped professional immedi-
ately.
Warning lightWarning light/Details
Malfunction indicator lamp Indicates a malfunction in:
• The electronic engine control system;
• The electronic throttle control system;
• The electronic automatic transmission control system.
SRS warning light Indicates a malfunction in:
• The SRS airbag system;
• The seat belt pretensioner system.
ABS warning light Indicates a malfunction in:
• The ABS;
• The brake assist system.
Electric power steering warning light (warning buzzer) Indicates a malfunction in the EPS (Electric Power Steer-
ing) system.
Slip indicator Indicates a malfunction in:
• The VSC system;
• The TRC system;
• The hill-start assist control system.
Automatic headlight leveling system warning light Indicates a malfunction in the automatic headlight leveling
system.
LED headlight warning light Indicates a malfunction in the LED headlights.

398
5-2. Steps to take in an emergency
86_EE (OM18071E)
(Comes on in
yellow) Cruise control indicator light (if equipped)
Indicates a malfunction in the cruise control system.
■ If the malfunction indicator lamp comes on while driving
The malfunction indicator lamp will come on if the fuel tank becomes com-
pletely empty. If the fuel tank is empty, refuel the vehicle immediately. The
malfunction indicator lamp will go off after several trips.
If the malfunction indicator lamp does not go off, contact any authorized
Toyota dealer or repairer, or anot her duly qualified and equipped profes-
sional as soon as possible.
■ Electric power steering warning light (warning buzzer)
The electric power steering warning light may come on and the warning
buzzer may sound when the voltage is low or the voltage drops.
WARNING
■When the electric power steering warning light comes on
The steering wheel may become extremely heavy.
If the steering wheel becomes heavier than usual when operating, hold
firmly and operate using more force than usual.
Warning lightWarning light/Details

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399
5-2. Steps to take in an emergency
When trouble arises
86_EE (OM18071E)
Follow the correction procedures.
After taking the specified steps to correct the suspected problem,
check that the warning light turns off.
Warning lightWarning light/DetailsCorrection procedure
Open door warning light (if
equipped) Indicates that a door or the
trunk is not fully closed. Check that both side doors
and the trunk are closed.
(Comes on in yellow) Low fuel level warning
light
Remaining fuel
(Approximately 7.0 L
[1.8 gal., 1.5 Imp. gal.] or
less) Refuel the vehicle.
(On the instru- ment cluster) Driver’s seat belt
reminder light
(warning buzzer)*
Warns the driver to fasten
his/her seat belt. Fasten the seat belt.
(On the center panel) Front passenger’s seat
belt reminder light
(warning buzzer)*
Warns the front passenger
to fasten his or her seat
belt. Fasten the seat belt.

400
5-2. Steps to take in an emergency
86_EE (OM18071E)
Tire pressure warning
light
When the light comes on:
Low tire inflation pressure
such as
• Natural causes (
→P. 401)
• Flat tire ( →P. 422, 438) Adjust the tire inflation pres-
sure (including the spare
tire) to the specified level.
The light will turn off after a
few minutes. In case the
light does not turn off even
if the tire inflation pressure
is adjusted, have the sys-
tem checked by any autho-
rized Toyota dealer or
repairer, or another duly
qualified and equipped pro-
fessional.
When the light comes on
after blinking for 1 minute:
Malfunction in the tire pres-
sure warning system
( → P. 402) Have the system checked by
any authorized Toyota
dealer or repairer, or another
duly qualified and equipped
professional.
Automatic transmission
fluid temperature warning
light (if equipped) Indicates that the auto-
matic transmission fluid
temperature is too high. Stop the vehicle in a safe
place and shift the shift lever
to P.
If the light goes off after a lit-
tle while, the vehicle can be
driven. If the light does not
go off, contact any autho-
rized Toyota dealer or
repairer, or another duly
qualified and equipped pro-
fessional.
Master warning light (if
equipped) A buzzer sounds and the
warning light comes on and
flashes to indicate that the
master warning system has
detected a malfunction. →
P. 404
Warning lightWarning light/DetailsCorrection procedure