2012 TOYOTA IQ warning light

5
401 5-2. Steps to take in an emergency
When trouble arises
iQ_WE_74014E
*3: Rear passenger’s seat belt reminders:
The rear passenger’s seat belt reminder sounds to alert the rear 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.
*4: Left-hand drive vehicles with audio system
*5: Right-hand drive vehicles with audio system
*6: Vehicles without audio system
Follow the correction procedures. (vehicles with smart entry & start system)
After taking the specified steps to correct the suspected problem,
check that the warning light turns off.
Interior
buzzerExterior
buzzerWarning
lightWarning light/DetailsCorrection
procedure
OnceSmart entry & start
system warning light
Indicates that the elec-
tronic key is not pres-
ent when the “ENGINE
START STOP” switch
is pressed.Confirm the
location of the
electronic key.
Once 3 timesSmart entry & start
system warning light
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 electronic key
outside of the detec-
tion area.Confirm the
location of the
electronic key.

402 5-2. Steps to take in an emergency
iQ_WE_74014E
Once 3 timesSmart entry & start
system warning light
Vehicles with a Multi-
drive
Indicates that the
driver’s door has
been opened or
closed with the shift
lever in P, the
“ENGINE START
STOP” switch in any
mode other than
OFF, and the elec-
tronic key outside of
the detection area.
Vehicles with a man-
ual transmission
Indicates that the
driver’s door has
been opened or
closed, the “ENGINE
START STOP” switch
in any mode other
than OFF, and the
electronic key out-
side of the detection
area.Turn the
“ENGINE
START STOP”
switch OFF or
confirm the
location of the
electronic key.
Interior
buzzerExterior
buzzerWarning
lightWarning light/DetailsCorrection
procedure

5
403 5-2. Steps to take in an emergency
When trouble arises
iQ_WE_74014E
Continuous Continuous
Smart entry & start
system warning light
Vehicles with a Multi-
drive only
Indicates that the
driver’s door has
been opened or
closed (with the shift
lever not in P, the
“ENGINE START
STOP” switch in any
mode other than OFF
and the electronic
key outside of the
detection area).• Shift the shift
lever to P.
• Confirm the
location of the
electronic key.

Continuous
(10 seconds)
Smart entry & start
system warning light
Indicates that the
“ENGINE START
STOP” switch is in any
mode other than OFF
and the lock button on
the electronic key was
pressed while it was
outside the vehicle.Turn the
“ENGINE
START STOP”
switch OFF
and lock the
doors again.
OnceSmart entry & start
system warning light
Indicates that an
authentic electronic
key is not inside the
vehicle when the vehi-
cle is started.Confirm that
the electronic
key is inside
the vehicle.
Interior
buzzerExterior
buzzerWarning
lightWarning light/DetailsCorrection
procedure

404 5-2. Steps to take in an emergency
iQ_WE_74014E
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 another duly qualified and equipped
professional as soon as possible.
Front passenger detection sensor and passenger seat belt reminder
If luggage is placed on the front passenger seat, the front passenger
detection sensor may cause the warning light to flash, even if a passen-
ger 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
warning buzzer may sound.
Customization that can be configured at any authorized Toyota dealer
or repairer, or another duly qualified and equipped professional
The vehicle speed linked seat belt reminder buzzer can be disabled.
(Customizable features P. 459)
CAUTION
When the electric power steering system 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.

5
435
5-2. Steps to take in an emergency
When trouble arises
iQ_WE_74014E
If your vehicle overheats
Correction procedures
Stop the vehicle in a safe place and turn off the air condition-
ing system, and then stop the engine.
If you see steam:
Carefully lift the hood after the steam subsides.
If you do not see steam:
Carefully lift the hood.
After the engine has cooled
down sufficiently, inspect the
hoses and radiator core (radia-
tor) for any leaks.
Radiator
Cooling fan
If a large amount of coolant leaks,
immediately contact any autho-
rized Toyota dealer or repairer, or
another duly qualified and
equipped professional.
The following may indicate that your vehicle is overheating.
The high engine coolant temperature warning light (P. 398)
comes on or flashes, or a loss of engine power is experienced.
(For example, the vehicle speed does not increase.)
Steam comes out from under the hood.

463
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Alphabetical index
Alphabetical index
A/C..................................... 238, 244
ABS ........................................... 224
Air conditioning filter .............. 354
Air conditioning system
Air conditioning filter.............. 354
Automatic air conditioning
system ................................ 244
Manual air conditioning
system ................................ 238
Airbags
Airbag manual on-off
system ................................ 159
Airbag operating
conditions ........................... 127
Airbag precautions for
your child ............................ 132
Airbag warning light .............. 398
Curtain shield airbag
precautions ......................... 132
Knee airbag precautions ....... 132
Locations of airbags .............. 124
Modification and disposal
of airbags ............................ 136
Proper driving
posture........................ 122, 132
Rear window curtain shield
airbag precautions .............. 132
Seat cushion airbag
precautions ......................... 132
Side airbag precautions ........ 132
SRS airbag precautions ........ 132
SRS airbags .......................... 124
Alarm......................................... 119
Antenna ...................... 41, 264, 306
Anti-lock brake system ........... 224
Assist grips .............................. 298
Audio input ............................... 282Audio system
Antenna ................................ 264
Audio input ............................ 282
AUX port ............................... 282
CD player .............................. 265
MP3/WMA disc ..................... 272
Optimal use........................... 280
Portable music player ........... 282
Radio .................................... 260
Steering wheel audio
switch ................................. 284
Type ...................................... 257
Automatic air conditioning
system .................................... 244
Automatic light control
system .................................... 211
AUX port ................................... 282
Auxiliary box ............................ 290
Back-up lights
Replacing light bulbs............. 373
Wattage ................................ 456
Back door
Back door................................ 75
Smart entry & start system ..... 39
Wireless remote control .......... 62
Battery
Checking ............................... 342
If the vehicle battery
is discharged ...................... 430
Preparing and checking
before winter....................... 231
Bottle holder ............................ 289
Brakes
Parking brake........................ 194
Brake assist ............................. 224
Break-in tips ............................. 167A
B

465 Alphabetical index
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Eco driving indicator
light ......................... 167, 201, 209
Electric power steering ........... 224
Emergency flashers
Switch ................................... 386
Emergency, in case of
If the electronic key does not
operate properly ................. 427
If the engine will not start ...... 423
If the shift lever cannot be
shifted from P ..................... 425
If the vehicle battery
is discharged ...................... 430
If the warning buzzer
sounds ................................ 397
If the warning light turns
on........................................ 397
If you have a flat tire ............. 405
If you lose your keys ............. 426
If you think something is
wrong .................................. 395
If your vehicle becomes
stuck ................................... 438
If your vehicle has to
be stopped in an
emergency .......................... 440
If your vehicle needs to be
towed .................................. 388
If your vehicle overheats ....... 435
Emergency tire puncture
repair kit ................................. 405
Engine
Compartment ........................ 334
Engine switch ................ 176, 179
Hood ..................................... 319
How to start the
engine ......................... 176, 179
Identification number............. 445
If the engine will not start ...... 423
Ignition switch .............. 176, 179
Overheating .......................... 435Engine coolant
Capacity ................................ 452
Checking ............................... 340
Preparing and checking
before winter....................... 231
Engine immobilizer system .... 108
Engine oil
Capacity ................................ 449
Checking ............................... 336
Preparing and checking
before winter....................... 231
Engine switch .................. 176, 179
EPS ........................................... 224
First-aid kit holder ................... 301
Floor mat .................................. 299
Fluid
Washer ................................. 346
Fog lights
Replacing light bulbs............. 373
Switch ................................... 216
Wattage ................................ 456
Front fog lights
Replacing light bulbs............. 373
Switch ................................... 216
Wattage ................................ 456
Front passenger’s seat belt
reminder light ........................ 399
Front position lights
Replacing light bulbs............. 373
Switch ................................... 211
Wattage ................................ 456
Front seats
Adjustment .............................. 79E
F

469 Alphabetical index
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Switch
Airbag manual on-off
switch.................................. 159
Emergency flasher switch ..... 386
Engine switch ................ 176, 179
Fog light switch ..................... 216
Hazard light switch ................ 386
Ignition switch ............... 176, 179
Light switches ....................... 211
Outside rear view mirror
switch.................................... 95
Power door lock switch ........... 73
Power window switch ............ 100
Rear window wiper and
washer switch ..................... 222
VSC OFF switch ................... 225
Window lock switch ............... 100
Wiper and washer
switch.......................... 218, 222
Tachometer .............................. 197
Tail lights
Replacing light bulbs ............. 374
Switch ................................... 211
Wattage................................. 456
Theft deterrent system
Alarm..................................... 119
Engine immobilizer system ... 108
Tire inflation pressure ............. 350
Tires
Chains ................................... 233
Checking ............................... 347
If you have a flat tire.............. 405
Inflation pressure .......... 350, 455
Rotating tires ......................... 347
Size ....................................... 455
Snow tires ............................. 231
Tools ......................................... 324
Towing
Emergency towing ................ 389
Trailer towing ........................ 235Traction control ....................... 224
TRC ........................................... 224
Trip information ....................... 205
Trip meter ................................. 206
Turn signal lights
Lever ..................................... 193
Replacing light bulbs............. 373
Wattage ................................ 456
Vanity mirrors .......................... 294
Vehicle identification
number ................................... 445
Vehicle stability control .......... 224
VSC ........................................... 224
Warning buzzers
Brake system ........................ 397
Seat belt reminder ................ 399
Warning lights
ABS....................................... 398
Airbag system ....................... 398
Anti-lock brake system.......... 398
Brake assist system .............. 398
Brake system ........................ 397
Charging system ................... 398
Electric power steering ......... 398
Engine oil pressure ............... 398
High engine coolant
temperature ........................ 398
Low fuel level ........................ 399
Malfunction indicator lamp .... 398
Open door ............................. 399
Pretensioners........................ 398
Seat belt reminder light ......... 399
Slip indicator ......................... 398
Smart entry & start system ... 401
SRS airbags.......................... 398
VSC OFF .............................. 398
Warning reflector holder ......... 301
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