2012 TOYOTA IQ warning light

203 2-2. Instrument cluster
2
When driving
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Warning lights
Warning lights inform the driver of malfunctions in any of the
vehicle’s systems. (P. 397)
*1: These lights turn on when the engine switch is turned to the ON
position (vehicles without smart entry & start system) or the
“ENGINE START STOP” switch is turned to IGNITION ON mode
(vehicles with smart entry & start system) to indicate that a system
check is being performed. They will turn off after the engine is
started, or after a few seconds. There may be a malfunction in a sys-
tem if a light does not come on, or if the lights do not turn off. Have
the vehicle inspected by any authorized Toyota dealer or repairer, or
another duly qualified and equipped professional for details.
*2: Vehicles without audio system
*3: When filled with less than 10 L per refueling, the fuel gauge may not
display accurately.
*4: Left-hand drive vehicles with audio system
*5: Right-hand drive vehicles with audio system
(if equipped)
(if equipped)
*1*1*1*1*1*1*1*1
*1*3*4*5*2
*4*5*2

204 2-2. Instrument cluster
iQ_WE_74014E
CAUTION
If a safety system warning light does not come on
Should a safety system light such as ABS and the SRS airbag warning light
not come on when you start the engine, this could mean that these systems
are not available to help protect you in an accident, which could result in
death or serious injury. Have the vehicle inspected by any authorized Toyota
dealer or repairer, or another duly qualified and equipped professional,
immediately if this occurs.

5When trouble arises
385
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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

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

400 5-2. Steps to take in an emergency
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*1: When filled with less than 10 L per refueling, the fuel gauge may not display
accurately.
*2: Driver’s and front passenger’s seat belt reminders:
The driver’s and front passenger’s seat belt reminder sounds to alert the
driver and front passenger that his or her seat belt is not fastened. The
buzzer sounds for 30 seconds after the vehicle has reached a speed of at
least 20 km/h (12 mph). Then, if the seat belt is still unfastened, the buzzer
will sound in a different tone for 90 more seconds. (On the instru-
ment cluster)Driver’s seat belt
reminder light
(warning buzzer)
*2
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)
*2
Warns the front passenger to
fasten his/her seat belt.Fasten the seat belt.
(On the center
panel)Rear passenger’s seat belt
reminder light
(vehicles with rear
passenger’s seat)
(warning buzzer)
*3
Warns the rear passenger to
fasten his/her seat belt.Fasten the seat belt.
Warning lightWarning light/DetailsCorrection procedure
*4
*5
*4
*5
*6
*6