2012 TOYOTA IQ light

384 4-3. Do-it-yourself maintenance
iQ_WE_74014E
LED light bulbs
The high mounted stoplight consist of a number of LEDs. If any of the LEDs
burn out, take your vehicle to any authorized Toyota dealer or repairer, or
another duly qualified and equipped professional to have the light replaced.
CAUTION
Replacing light bulbs
Turn off the lights. Do not attempt to replace the bulb immediately after
turning off the lights.
The bulbs become very hot and may cause burns.
Do not touch the glass portion of the light bulb with bare hands. When it is
unavoidable to hold the glass portion, use and hold with a clean dry cloth
to avoid getting moisture and oils on the bulb.
Also, if the bulb is scratched or dropped, it may blow out or crack.
Fully install light bulbs and any parts used to secure them. Failure to do so
may result in heat damage, fire, or water entering the headlight unit. This
may damage the headlights or cause condensation to build up on the lens.
To prevent damage or fire
Make sure bulbs are fully seated and locked.

5When trouble arises
385
iQ_WE_74014E
5-1. Essential information
Emergency flashers .......... 386
If your vehicle needs
to be towed ..................... 388
If you think something
is wrong .......................... 395
Fuel pump shut off
system ............................ 3965-2. Steps to take
in an emergency
If a warning light turns on
or a warning buzzer
sounds... ......................... 397
If you have a flat tire ......... 405
If the engine will
not start........................... 423
If the shift lever cannot
be shifted from P
(vehicles with
a Multidrive) .................... 425
If you lose your keys ......... 426
If the electronic key does
not operate properly
(vehicles with smart
entry & start system)....... 427
If the vehicle battery is
discharged ...................... 430
If your vehicle
overheats ........................ 435
If the vehicle becomes
stuck ............................... 438
If your vehicle has
to be stopped
in an emergency ............. 440

386
iQ_WE_74014E
5-1. Essential information
Emergency flashers
Use the emergency flashers if the vehicle malfunctions or is
involved in an accident.
Vehicles with manual air conditioning system
Press the switch to flash all
the turn signal lights. To turn
them off, press the switch
once again.

5
387 5-1. Essential information
When trouble arises
iQ_WE_74014E
NOTICE
To prevent battery discharge
Do not leave the emergency flashers on longer than necessary when the
engine is not running.
Vehicles with automatic air conditioning system
Press the switch to flash all
the turn signal lights. To turn
them off, press the switch
once again.

5
395
5-1. Essential information
When trouble arises
iQ_WE_74014E
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 system 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 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

5
397
When trouble arises
iQ_WE_74014E
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 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.
*: Parking brake engaged warning buzzer:
The buzzer sounds to indicate that parking brake is still engaged (with the
vehicle having reached a speed of 5 km/h [3 mph])
Warning lightWarning light/Details
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 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.

398 5-2. Steps to take in an emergency
iQ_WE_74014E
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 any authorized Toyota dealer or repairer, or
another duly qualified and equipped professional.
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
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.
(Flashing or
comes on)High engine coolant temperature warning light
Indicates the engine is almost overheating. (P. 435)
Warning lightWarning light/Details
Malfunction indicator lamp
Indicates a malfunction in:
• The electronic engine control system;
• The electronic throttle control system;
• The electronic Multidrive control system; or
• The emission control system.

5
399 5-2. Steps to take in an emergency
When trouble arises
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Follow the correction procedures.
After taking the specified steps to correct the suspected problem,
check that the warning light turns off.
SRS warning light
Indicates a malfunction in:
• The SRS airbag system; or
• The seat belt pretensioner system.
ABS warning light
Indicates a malfunction in:
• The ABS; or
• The brake assist system.
Electric power steering warning light (warning buzzer)
Indicates a malfunction in the EPS (Electric Power Steer-
ing) system.
Slip indicator
The indicator comes on to indicates a malfunction in:
• The VSC system; or
• The TRC system.
Warning lightWarning light/DetailsCorrection procedure
Open door warning light
Indicates that a door is not fully
closed.Check that all doors are
closed.
(Flashing)Low fuel level warning light
*1
Indicates that remaining fuel is
about 5.9 L (1.6 gal., 1.3 Imp.
gal.) or less.Refuel the vehicle.
Warning lightWarning light/Details