2022 TOYOTA YARIS Hybrid system

397
7
HV Owner's Manual_Europe_M52N30_en
7-2. Steps to take in an emergency
When trouble arises
Stop the vehicle in a safe place
on a hard, flat surface.
 Set the parking brake.
 Shift the shift lever to P.
 Stop the hybrid system.
 Turn on the emergency flashers.
( P.366)
NOTICE
●If fuel splatters on the repair kit, the repair kit may deteriorate. Take
care not to allow fuel to contact it.
●Place the repair kit in a storage to
prevent it from being exposed to dirt or water.
●Store the repair kit in the luggage compartment out of reach of chil-dren.
●Do not disassemble or modify the repair kit. Do not subject parts such
as the air pressure indicator to impacts. This may cause a malfunc-tion.
■To avoid damage to the tire pres-sure warning valves and trans-
mitters
When a tire is repaired with liquid sealants, the tire pressure warning
valve and transmitter may not operate properly. If a liquid sealant is used, contact any authorized Toyota retailer
or Toyota authorized repairer, or any reliable repairer or other qualified ser-vice shop as soon as possible. After
use of liquid sealant, make sure to replace the tire pressure warning valve and transmitter when repairing
or replacing the tire. ( P.336)
If you have a flat tire
(vehicles with a spare
tire)
Your vehicle is equipped with a
spare tire. The flat tire can be
replaced with the spare tire.
For details about tires: P. 3 3 2
WARNING
■If you have a flat tire
Do not continue driving with a flat tire. Driving even a short distance with a flat tire can damage the tire and the
wheel beyond repair, which could result in an accident.
Before jacking up the vehi-
cle

399
7
HV Owner's Manual_Europe_M52N30_en
7-2. Steps to take in an emergency
When trouble arises
1Remove the deck board and
floor cover. ( P.299)
2 Remove the cover.
3 Unhook the rubber band and
remove the jack.
1 Remove the deck board and
floor cover. ( P.299)
2 Remove the tool bag.
WARNING
●Put the jack properly in its jack point.
●Do not put any part of your body under the vehicle while it is sup-
ported by the jack.
●Do not start the hybrid system or
drive the vehicle while the vehicle is supported by the jack.
●Do not raise the vehicle while someone is inside.
●When raising the vehicle, do not put an object on or under the jack.
●Do not raise the vehicle to a height greater than that required to replace the tire.
●Use a jack stand if it is necessary to get under the vehicle.
●When lowering the vehicle, make sure that there is no-one near the
vehicle. If there are people nearby, warn them vocally before lowering.
Taking out the jack
Taking out the spare tire

405
7
HV Owner's Manual_Europe_M52N30_en
7-2. Steps to take in an emergency
When trouble arises
One of the following may be the
cause of the problem:
 Vehicles with a smart entry &
start system: The electronic key
may not be functioning properly.
( P.407)
 There may not be sufficient fuel
in the vehicle’s tank. Refuel the
vehicle.
 There may be a malfunction in
the immobilizer system. ( P.84)
 There may be a malfunction in
the steering lock system.
 Vehicles with a smart entry &
start system: The hybrid system
may be malfunctioning due to an
electrical problem such as elec-
tronic key battery depletion or a
blown fuse. However, depend-
ing on the type of malfunction, an
interim measure is available to
start the hybrid system.
NOTICE
■Driving with tire chains and the compact spare tire (if equipped)
Do not fit tire chains to the compact spare tire. Tire chains may damage the vehicle body and adversely affect
driving performance.
■When replacing the tires
When removing or fitting the wheels, tires or the tire pressure warning valve and transmitter, contact any
authorized Toyota retailer or Toyota authorized repairer, or any reliable repairer as the tire pressure warning
valve and transmitter may be dam- aged if not handled correctly.
■To avoid damage to the tire pres-sure warning valves and trans-mitters (except for compact
spare)
When a tire is repaired with liquid sealants, the tire pressure warning
valve and transmitter may not operate properly. If a liquid sealant is used, contact any authorized Toyota retailer
or Toyota authorized repairer, or any reliable repairer as soon as possible. Make sure to replace the tire pressure
warning valve and transmitter when replacing the tire. ( P.336)
If the hybrid system will
not start
Reasons for the hybrid system
not starting vary depending on
the situation. Check the follow-
ing and perform the appropri-
ate procedure:
The hybrid system will not
start even though the cor-
rect starting procedure is
being followed. ( P.173,
175)

406
HV Owner's Manual_Europe_M52N30_en
7-2. Steps to take in an emergency
(P.406)
 The temperature of the hybrid
battery (traction battery) may be
extremely low (below approxi-
mately -30°C [-22°F]). (P.173,
175)
One of the following may be the
cause of the problem:
 The 12-volt battery may be dis-
charged. ( P.409)
 The 12-volt battery terminal con-
nections may be loose or cor-
roded. ( P.330)
One of the following may be the
cause of the problem:
 The 12-volt battery may be dis-
charged. ( P.409)
 One or both of the 12-volt battery
terminals may be disconnected.
( P.330)
Contact any authorized Toyota retailer
or Toyota authorized repairer, or any
reliable repairer if the problem cannot
be repaired, or if repair procedures are
unknown.
When the hybrid system does not
start, the following steps can be
used as an interim measure to start
the hybrid system if the power
switch is functioning normally.
Do not use this starting procedure
except in case of emergency.
1 Pull the parking brake switch to
check that the parking brake is
set. ( P. 1 8 4 )
Parking brake indicator will come on.
2Shift the shift lever to P.
3 Turn the power switch to ACC.
4 Press and hold the power switch
for about 15 seconds while
depressing the brake pedal
firmly.
Even if the hybrid system can be
started using the above steps, the sys-
tem may be malfunctioning. Have the
vehicle inspected by any authorized
Toyota retailer or Toyota authorized
repairer, or any reliable repairer.
The interior lights and head-
lights are dim, or the horn
does not sound or sounds at
a low volume.
The interior lights and head-
lights do not turn on, or the
horn does not sound.
Emergency start function
(vehicles with a smart entry
& start system)

407
7
HV Owner's Manual_Europe_M52N30_en
7-2. Steps to take in an emergency
When trouble arises
■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.431)
●Check if battery-saving mode is set. If it is set, cancel the function. ( P.141)
If you lose your keys
New genuine keys can be
made by any authorized Toyota
retailer or Toyota authorized
repairer, or any reliable
repairer using the other key
(vehicles without a smart entry
& start system) or mechanical
key (vehicles with a smart
entry & start system) and the
key number stamped on your
key number plate.
Keep the plate in a safe place
such as your wallet, not in the
vehicle.
NOTICE
■When an electronic key is lost (vehicles with a smart entry &
start system)
If the electronic key remains lost, the risk of vehicle theft increases signifi-
cantly. Visit any authorized Toyota retailer or Toyota authorized repairer, or any reliable repairer immediately
with all remaining electronic keys that were provided with your vehicle.
If the electronic key
does not operate prop-
erly (vehicles with a
smar t entr y & start sys-
tem)
If communication between the
electronic key and vehicle is
interrupted ( P.142) 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 hybrid sys-
tem can be started by following
the procedure below.
NOTICE
■In case of a smart entry & start system malfunction or other key-related problems
Take your vehicle with all the elec- tronic keys provided with your vehicle to any authorized Toyota retailer or
Toyota authorized repairer, or any reli- able repairer.

408
HV Owner's Manual_Europe_M52N30_en
7-2. Steps to take in an emergency
Use the mechanical key (P.131)
in order to perform the following
operations:
1 Locks all the doors
2 Unlocks all the doors
■Key linked functions
1 Closes the windows (turn and hold)*
2Opens the windows (turn and hold)*
*: These settings must be customized at
any authorized Toyota retailer or
Toyota authorized repairer, or any reli-
able repairer.
1 Ensure that the shift lever is in P
and depress the brake pedal.
2 Touch the area behind the lock
button and unlock button on the
electronic key to the power
switch.
When the electronic key is detected, a
buzzer sounds and the power switch will turn to ON.
When the smart entry & start system is
deactivated in customization setting, the power switch will turn to ACC.
3 Firmly depress the brake pedal
and check that is shown
on the multi-information display.
Locking and unlocking the
doors
WARNING
■When using the mechanical key and operating the power win-
dows
Operate the power window after checking to make sure that there is no
possibility of any passenger having any of their body parts caught in the window.
Also, do not allow children to operate the mechanical key. It is possible for children and other passengers to get
caught in the power window.
Starting the hybrid system

409
7
HV Owner's Manual_Europe_M52N30_en
7-2. Steps to take in an emergency
When trouble arises
4Press the power switch shortly
and firmly.
In the event that the hybrid system
still cannot be started, contact any
authorized Toyota retailer or Toyota
authorized repairer, or any reliable
repairer.
■Stopping the hybrid system
Shift the shift lever to P and press the power switch as you normally do when
stopping the hybrid system.
■Electronic 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.351)
■Alarm (if equipped)
Using the mechanical key to lock the doors will not set the alarm system.If a door is unlocked using the mechani-
cal key when the alarm system is set, the alarm may be triggered. ( P. 8 6 )
■Changing power switch modes
Release the brake pedal and press the
power switch in step 3 above. The hybrid system does not start and modes will be changed each time the
switch is pressed. ( P.177)
If you have a set of jumper (or
booster) cables and a second vehi-
cle with a 12-volt battery, you can
jump start your vehicle by following
the steps below.
1 Vehicles with an alarm (P. 8 6 ) :
Confirm that the electronic key
is being carried.
When connecting the jumper (or booster) cables, depending on the situ-
ation, the alarm may activate and doors locked. ( P. 8 7 )
If the 12-volt batter y is
discharged
The following procedures may
be used to start the hybrid sys-
tem if the 12-volt battery is dis-
charged.
You can also call any autho-
rized Toyota retailer or Toyota
authorized repairer, or any reli-
able repairer or a qualified
repair shop.
Restarting the hybrid sys-
tem

411
7
HV Owner's Manual_Europe_M52N30_en
7-2. Steps to take in an emergency
When trouble arises
minutes to recharge the 12-volt
battery of your vehicle.
6 Vehicles with a smart entry &
start system: Open and close
any of the doors of your vehicle
with the power switch OFF.
7 Maintain the engine speed of
the second vehicle and start the
hybrid system of your vehicle by
turning the power switch to ON.
8 Make sure the “READY” indica-
tor comes on. If the indicator
does not come on, contact any
authorized Toyota retailer or
Toyota authorized repairer, or
any reliable repairer.
9 Once the hybrid system has
started, remove the jumper
cables in the exact reverse
order from which they were con-
nected.
10 Close the exclusive jump start-
ing terminal cover and install the
fuse box cover to its original
position.
Once the hybrid system starts,
have the vehicle inspected at any
authorized Toyota retailer or Toyota
authorized repairer, or any reliable
repairer as soon as possible.
■Starting the hybrid system when the 12-volt battery is discharged
The hybrid system cannot be started by push-starting.
■To prevent 12-volt battery dis-charge
●Turn off the headlights and the audio
system while the hybrid system is off.
●Turn off any unnecessary electrical components when the vehicle is run-
ning at a low speed for an extended period, such as in heavy traffic.
■When the 12-volt battery is removed or discharged
●Information stored in the ECU is cleared. When the 12-volt battery is
depleted, have the vehicle inspected at any authorized Toyota retailer or Toyota authorized repairer, or any reli-
able repairer.
●Some systems may require initializa-
tion. ( P.440)
■When removing the 12-volt battery terminals
When the 12-volt battery terminals are
removed, the information stored in the ECU is cleared. Before removing the 12-volt battery terminals, contact any
authorized Toyota retailer or Toyota authorized repairer, or any reliable repairer.
■Charging the 12-volt battery
The electricity stored in the 12-volt bat- tery will discharge gradually even when the vehicle is not in use, due to natural
discharge and the draining effects of certain electrical appliances. If the vehi-cle is left for a long time, the 12-volt bat-
tery may discharge, and the hybrid system may be unable to start. (The 12-volt battery recharges automatically
while the hybrid system is operating.)
■When recharging or replacing the 12-volt battery (vehicles with a smart entry & start system)
●In some cases, it may not be possible to unlock the doors using the smart
entry & start system when the 12-volt battery is discharged. Use the wire-less remote control or the mechanical
key to lock or unlock the doors.
●The hybrid system may not start on
the first attempt after the 12-volt bat- tery has recharged but will start nor-mally after the second attempt. This is