Page 418 of 480
4188-2. Steps to take in an emergency
AYGO_OM_Europe_OM99Q24E
Make sure that the compressor
switch is off.
Remove the power plug from
the compressor.
Connect the power plug to the
power outlet socket. ( P. 314)
Check the specified tire inflation
pressure.
Tire inflation pressure is specified
on the label as shown. ( P. 454)
Start the engine. (P. 155, 158)
Page 426 of 480

4268-2. Steps to take in an emergency
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If the engine will not start
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 again following correct starting procedures.
( P. 155, 158)
● There may be a malfunction in the engine immobilizer system.
( P. 7 6 )
One of the following may be the cause of the problem:
● The battery may be discharged. (P. 432)
● The battery terminal connections may be loose or corroded.
The engine starting system may be malfunctioning due to an electrical
problem such as an open circuit or a blown fuse. However, an interim
measure is available to start the engine. ( P. 427)
If the engine will not start even though correct starting proce-
dures are being followed ( P. 155, 158), consider each of the fol-
lowing points:
The engine will not start even though the starter motor operates
normally.
The starter motor turns over slowly, the interior lights and head-
lights are dim, or the horn does not sound or sounds at a low
volume.
The starter motor does not turn over (vehicles with a smart entry
& start system).
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4278-2. Steps to take in an emergency
8
When trouble arises
AYGO_OM_Europe_OM99Q24E
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. 432)
● There may be a malfunction in the steering lock system (vehicles
with a 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.
When the engine does not start, the following steps can be used as an
interim measure to start the engine if the engine switch is functioning
normally:
Set the parking brake.
Shift the shift lever to N.
Turn the engine switch to ACCESSORY mode.
Press and hold the engine switch for about 15 seconds while
depressing the brake pedal (multi-mode manual transmission) or
clutch pedal (manual transmission) firmly.
Even if the engine can be started using the above steps, the system
may be malfunctioning. Have the vehicle inspected 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 head-
lights do not turn on, or the horn does not sound.
Emergency start function
Page 429 of 480
4298-2. Steps to take in an emergency
8
When trouble arises
AYGO_OM_Europe_OM99Q24E
If the electronic key does not operate properly
(vehicles with a smart entry & start system)
Use the mechanical key ( P.
100) in order to perform the fol-
lowing operations:
Locks all the doors
Unlocks all the doors
If communication between the electronic key and vehicle is
interrupted ( P. 121) or the electronic key cannot be used
because the battery is depleted, the smart entry & start system
and wireless remote control cannot be used. In such cases, the
doors can be opened and the engine can be started by following
the procedure below.
Locking and unlocking the doors
1
2
Page 430 of 480
4308-2. Steps to take in an emergency
AYGO_OM_Europe_OM99Q24E
Ensure that the shift lever is in N and depress the brake pedal
(multi-mode manual transmission) or clutch pedal (manual trans-
mission).
Touch the corner of the elec-
tronic key with the indicator to
the engine switch.
When the electronic key is
detected, a buzzer sounds and the
engine switch will turn to IGNITION
ON mode.
When the smart entry & start sys-
tem is deactivated in customization
setting, the engine switch will turn
to ACCESSORY mode.
Firmly depress the brake pedal (multi-mode manual transmission)
or clutch pedal (manual transmission) and check that smart entry &
start system indicator light (green) turns on.
Press the engine switch.
In the event that the engine still cannot be started, contact any autho-
rized Toyota dealer or repairer, or another duly qualified and equipped
professional.
Starting the engine
Page 431 of 480
4318-2. Steps to take in an emergency
8
When trouble arises
AYGO_OM_Europe_OM99Q24E
■Stopping the engine
Shift the shift lever to N and press the engine switch as you normally do when
stopping the engine.
■ Replacing the key battery
As the above procedure is a temporary measure, it is recommended that the
electronic key battery be replaced immediately when the battery is depleted.
( P. 354)
■ Changing engine switch modes
Release the brake pedal (multi-mode m anual transmission) or clutch pedal
(manual transmission) and press t he engine switch in step above.
The engine does not start and modes will be changed each time the switch is
pressed. ( P. 160)
■ When the electronic key does not work properly
● Make sure that the smart entry & start system has not been deactivated in
the customization setting. If it is off, turn the function on.
(Customizable features: P. 459)
● Check if battery-saving mode is set. If it is set, cancel the function.
( P. 121)
Page 432 of 480
4328-2. Steps to take in an emergency
AYGO_OM_Europe_OM99Q24E
If the vehicle battery is discharged
If you have a set of jumper (or booster) cables and a second vehicle
with a 12-volt battery, you can jump start your vehicle by following the
steps below.
Open the hood. ( P. 328)
Connect the jumper cables according to the following procedure:
1KR engine
The following procedures may be used to start the engine if the
vehicle’s battery is discharged.
You can also call any authorized Toyota dealer or repairer, or
another duly qualified and equipped professional.
Page 433 of 480

4338-2. Steps to take in an emergency
8
When trouble arises
AYGO_OM_Europe_OM99Q24E
HM01 engine
Connect a positive jumper cable clamp to the positive (+) battery
terminal on your vehicle.
Connect the clamp on the other end of the positive cable to the
positive (+) battery terminal on the second vehicle.
Connect a negative cable clamp to the negative (-) battery termi-
nal on the second vehicle.
Connect the clamp at the other end of the negative cable to a
solid, stationary, unpainted metallic point away from the battery
and any moving parts, 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 a smart entry & start system only: Open and close
any of the doors of your vehicle with the engine switch off.
Vehicles without a smart entry & start system:
Maintain the engine speed of the second vehicle and start the
engine of your vehicle.
Vehicles with a smart entry & start system:
Maintain the engine speed of the second vehicle and start the
engine of your vehicle by turning the engine switch to IGNITION
ON mode.
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2
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