warning TOYOTA YARIS HATCHBACK 2013 Owner's Guide

281
4-3. Do-it-yourself maintenance
4
Maintenance and care
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27 ETCS
10 AMultiport fuel injection system/
sequential multiport fuel injection
system
28 HAZ 15 ATurn signal lights, emergency
flashers
29 AM2 7.5 AMultiport fuel injection system/
sequential multiport fuel injection
system, starting system
30 ECU-B NO.2 5 A Gauges and meters, wireless
remote control system, tire pres-
sure warning system, front passen-
ger occupant classification system
31 ALT-S 7.5 A Charging system
32 R/I 50 AEFI MAIN, EFI NO.2, EFI NO.3,
IG2, IGN, MET, HORN
33 SPARE 20 A Spare fuse
34 SPARE 30 A Spare fuse
FuseAmpereCircuit

284 4-3. Do-it-yourself maintenance
YARIS_HB_U_52D44UUnder the driver’s side instrument panel
FuseAmpereCircuit
1 TAIL NO.2 10 A Parking lights, tail lights, license
plate lights, side marker lights
2PANEL 5 AGauges and meters, instrument
panel lights, switch illumination
3 DOOR R/R 20 A Power windows
4 DOOR P 20 A Power windows
5 ECU-IG NO.1 5 A Electric cooling fan, rear window
defogger, vehicle stability control
system, electric power steering sys-
tem, main body ECU, wireless
remote control system, tire pressure
warning system
6 ECU-IG NO.2 5 A Vehicle stability control system
7 A/C 7.5 AAir conditioning system, rear window
defogger, outside rear view mirror
defoggers
8 GAUGE 10 ABack-up lights, shift lock control sys-
tem, audio system, charging system,
multiport fuel injection system/
sequential multiport fuel injection
system
9 WASHER 15 A Windshield washer
10 WIPER 20 A Windshield wiper

When trouble arises5
295
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5-1. Essential informationEmergency flashers ......... 296
If your vehicle needs to be towed ........................ 297
If you think something is wrong ............................. 303
Fuel pump shut off system ........................... 304 5-2. Steps to take in
an emergency
If a warning light turns on or a warning buzzer
sounds..
......................... 305
If you have a flat tire......... 315
If the engine will not start ................................ 327
If the shift lever cannot be shifted from P (vehicles
with an automatic
transmission) ................. 328
If you lose your keys ........ 329
If the vehicle battery is discharged ..................... 330
If your vehicle overheats ....................... 334
If the vehicle becomes stuck .............................. 337
If your vehicle has to be stopped in
an emergency ................ 339

5
When trouble arises
303
5-1. Essential information
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If you think something is wrong
If you notice any of the following symptoms, your vehicle probably
needs adjustment or repair. Contact your Toyota dealer 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
● High engine coolant temperature warning light flashes or
comes on
● Low engine coolant temperature indicator comes on or does
not come on continuously
■ 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 misfire, stumbling or running roughly
● 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

5
When trouble arises
305
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5-2. Steps to take in an emergency
If a war ning light tur ns on or a warning buzzer sounds...
Stop the vehicle immediately. Continuing to drive the vehicle
may be dangerous.The following warnings indicate a possible problem in the brake sys-
tem. Immediately stop the vehicle in a safe place and contact your
Toyota dealer.
*: Parking brake engaged warning buzzer: The buzzer sounds to indicate that the parking brake is still engaged (with
the vehicle having reached a speed of 3 mph [5 km/h]).
Warning lightWarning light/Details
(except Canada) (Canada) Brake system warning light (warning buzzer)
*
• 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 nor-
mally.
Calmly perform the following actions if any of the warning lights
comes on or flashes. If a light comes on or flashes, but then goes
off, this does not necessarily indicate a malfunction in the system.
However, if this continues to o ccur, have the vehicle inspected by
your Toyota dealer.

306 5-2. Steps to take in an emergency
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Stop the vehicle immediately.The following warnings indicate 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 Toyota dealer.
Have the vehicle inspected immediately.Failure 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 your Toyota dealer immediately.
Warning lightWarning light/Details
Charging system warning light Indicates a malfunction in the vehicle’s charging sys-
tem.
Low engine oil pressure warning light Indicates that the engine oil pressure is too low.
(Flashes or comes on) High engine coolant temperature warning light
Indicates that the engine is almost overheating.
(→ P. 334)
Warning lightWarning light/Details
(except Canada) (Canada) Malfunction indicator lamp
Indicates a malfunction in:
• The electronic engine control system;
• The electronic throttle control system; or
• The electronic automatic transmission control system.
SRS warning light Indicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system; or
• The seat belt pretensioner system.

5
When trouble arises
307
5-2. Steps to take in an emergency
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Follow the correction procedures.
After taking the specified steps to correct the suspected problem,
check that the warning light goes off.
(except Canada)
(Canada) ABS warning light
Indicates a malfunction in:
• The ABS; or
• The Brake assist system.
Electric power steering system warning light (warn-
ing buzzer) Indicates a malfunction in the EPS system.
Slip indicator light Indicates a malfunction in:
• VSC system; or
• TRAC system.
(Flashes) Cruise control indicator light (if equipped)
Indicates a malfunction in the cruise control system.
Warning lightWarning light/DetailsCorrection procedure
Open door warning light
(warning buzzer)
*1
Indicates that a door is
not fully closed. Check that all the doors
are closed.
Low fuel level warning
light Indicates remaining fuel is
approximately 1.7 gal.
(6.3 L, 1.4 Imp.gal.) or
less. Refuel the vehicle.
Warning lightWarning light/Details

308 5-2. Steps to take in an emergency
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Driver’s and front pas-
senger’s seat belt
reminder light
(warning buzzer)
*2
Warns the driver and front
passenger to fasten their
seat belts.Fasten the seat belt.
(except Canada)Tire pressure warning
light
When the light comes on:
Low tire inflation pressure
such as
• Natural causes (
→P. 311)
• Flat tire ( →P. 315) Adjust the tire inflation
pressure 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
system checked by
your Toyota dealer.
When the light comes on
after blinking for 1 minute:
Malfunction in the tire
pressure warning system.
( → P. 312) Have the system
checked by your Toyota
dealer.
(if equipped)
Low windshield washer
fluid warning light
Low level of washer fluid Fill the tank.
Warning lightWarning light/DetailsCorrection procedure

5
When trouble arises
309
5-2. Steps to take in an emergency
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*1: Open door warning buzzer:
A buzzer will sound if the vehicle reaches a speed of 3 mph (5 km/h) or
more with any door open.
*2: Driver’s and front passenger’s seat belt buzzer: The driver’s and front passenger’s seat belt buzzer sounds to alert the driver
and front passenger that their seat belt is not fastened. Once the engine
switch is turned to the “ON” or “START” position, the buzzer sounds for 6
seconds. The buzzer sounds once if the driver’s or front passenger’s seat
belt is unfastened when the vehicle reaches a speed of 12 mph (20 km/h).
Then, if the seat belt is still unfastened after 30 seconds elapse, the buzzer
will sound intermittently for approximately 10 seconds, followed by a differ-
ent tone for approximately 20 more seconds.
*3: Refer to the separate “Scheduled Maintenance Guide” or “Owner’s ManualSupplement” for the maintenance interval applicable to your vehicle.
(except Canada)
Maintenance required
reminder light
Indicates that maintenance
is required according to the
driven distance on the
maintenance schedule.
*3
Illuminates for about 3 sec-
onds and then flashes for
about 15 seconds approxi-
mately 4500 miles (7200
km) after the maintenance
data has been reset. If necessary, perform
maintenance.
Comes on and remains on
if the distance driven
exceeds 5000 miles (8000
km) after the maintenance
data has been reset.
(The indicator will not work
properly unless the main-
tenance data has been
reset.) Perform the necessary
maintenance.
Please reset the mainte-
nance data after the
maintenance is per-
formed. (
→P. 229)
Warning lightWarning light/DetailsCorrection procedure

310 5-2. Steps to take in an emergency
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■SRS warning light
This warning light system monitors the airbag sensor assembly, front impact
sensors, side impact sensors, driver’s seat belt buckle switch, front passen-
ger occupant classification system (ECU and sensors), “AIR BAG ON” indi-
cator light, “AIR BAG OFF” indicator light, front passenger’s seat belt buckle
switch, seat belt pretensioner asse mblies, airbags, interconnecting wiring
and power sources. ( →P. 80)
■ Front passenger detection sensor, passenger seat belt reminder and
warning buzzer
● If luggage is placed on the front passenger seat, the front passenger
detection sensor may cause the warning light to flash and the warning
buzzer to sound even if a passenger is not sitting in the seat.
● If a cushion is placed on the seat, the sensor may not detect a passen-
ger, and the warning light may not operate properly.
■ Electric power steering system warning light (warning buzzer)
When the battery charge becomes insufficient or the voltage temporarily
drops, the electric power steering system warning light may come on and the
warning buzzer may sound.
■ If the malfunction indicator lamp comes on while driving
First check the following:
● Is the fuel tank empty?
If it is, fill the fuel tank immediately.
● Is the fuel tank cap loose?
If it is, tighten it securely.
The malfunction indicator lamp will go off after several driving trips.
If the malfunction indicator lamp does not go off even after several trips, con-
tact your Toyota dealer as soon as possible.
■
When the tire pressure warning light comes on (vehicles with a tire
pressure warning system)
Check the tire inflation pressure and adjust to the appropriate level.
Pushing the tire pressure warning reset switch will not turn off the tire
pressure warning light.