2012 TOYOTA IQ light

400 5-2. Steps to take in an emergency
iQ_WE_74014E
*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

5
401 5-2. Steps to take in an emergency
When trouble arises
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*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
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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
423
5-2. Steps to take in an emergency
When trouble arises
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If the engine will not start
If the engine still does not start after following the correct starting
procedure (P. 176, 179) or releasing the steering lock (P. 177,
182), confirm the following points.
The engine will not start even when the starter motor oper-
ates normally.
One of the following may be the cause of the problem.
There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle.
The engine may be flooded.
Try to restart the engine once more following correct starting
procedures. (P. 176, 179)
There may be a malfunction in the engine immobilizer system.
(P. 108)
The starter motor turns over slowly, the interior lights and
headlights are dim, or the horn does not sound or sounds at
a low volume.
One of the following may be the cause of the problem.
The battery may be discharged. (P. 430)
The battery terminal connections may be loose or corroded.
The starter motor does not turn over. (vehicles with smart
entry & start system)
The engine starting system may be malfunctioning due to an
electrical problem such as an open circuit or a blown fuse. How-
ever, an interim measure is available to start the engine.
(P. 424)

424 5-2. Steps to take in an emergency
iQ_WE_74014E
Emergency start function (vehicles with smart entry & start system)
When the engine does not start, the following steps can be used as
an interim measure to start the engine if the “ENGINE START STOP”
switch is functioning normally.
Set the parking brake.
Put the shift lever in P (Multidrive) or N (manual transmission).
Set the “ENGINE START STOP” switch to the ACCESSORY
mode.
Vehicles with a Multidrive: Press and hold the “ENGINE
START STOP” switch for about 15 seconds while depressing
the brake pedal firmly.
Vehicles with a manual transmission: Press and hold the
“ENGINE START STOP” switch for about 15 seconds while
depressing the brake pedal firmly and also depressing the
clutch pedal.
Even if the engine can be started using the above steps, the system
may be malfunctioning. Have the vehicle checked by any authorized
Toyota dealer or repairer, or another duly qualified and equipped pro-
fessional.
The starter motor does not turn over, the interior lights and
headlights do not turn on, or the horn does not sound.
One of the following may be the cause of the problem.
One or both of the battery terminals may be disconnected.
The battery may be discharged. (P. 430)
There may be a malfunction in the steering lock system (vehi-
cles with smart entry & start system).
Contact any authorized Toyota dealer or repairer, or another duly
qualified and equipped professional, if the problem cannot be
repaired, or if repair procedures are unknown.

5
431 5-2. Steps to take in an emergency
When trouble arises
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1NR-FE engine
Positive (+) battery terminal on your vehicle
Positive (+) battery terminal on the second vehicle
Negative (-) battery terminal on the second vehicle
Connect the jumper cable to ground on your vehicle as shown in
the illustration.
Start the engine of the second vehicle. Increase the engine
speed slightly and maintain at that level for approximately 5
minutes to recharge the battery of your vehicle.
Vehicles with smart entry & start system: Open and close
any of the doors with the “ENGINE START STOP” switch
OFF.
Maintain the engine speed of the second vehicle, and turn
the engine switch to the ON position (vehicles without
smart entry & start system) or turn the “ENGINE START
STOP” switch to IGNITION ON mode (vehicles with smart
entry & start system), and then start the vehicle’s engine.
Once the vehicle’s engine has started, remove the jumper
cables in the exact reverse order in which they were con-
nected.