TOYOTA PRIUS 2019 Owners Manual (in English)

Page 731 of 828

7318-2. Steps to take in an emergency
PRIUS_OM_OM47C35U_(U)
8
When trouble arises
Lower the vehicle.
Firmly tighten each wheel nut
two or three times in the order
shown in the illustration.
Tightening torque:
76 ft•lbf (103 N•m, 10.5 kgf•m)
For vehicles with the wheel
ornament: When reinstalling an
original wheel or installing a full-
size spare tire, reinstall the
wheel ornament.
*
Align the cutout of the wheel
ornament with the valve stem as
shown.
*: The wheel ornament cannot be
installed on the compact spare
tire.
Stow the flat tire, tire jack and all tools.
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4
5
6

Page 732 of 828

7328-2. Steps to take in an emergency
PRIUS_OM_OM47C35U_(U)
■The compact spare tire (if equipped)
●The compact spare tire is identified by the label “TEMPORARY USE
ONLY” on the tire sidewall.
Use the compact spar e tire temporarily, and only in an emergenc y.
●Make sure to check the tire inflation pressure of the compact s pare tire.
(  P. 7 6 2 )
■When using the compact spare tire (if equipped)
As the compact spare tire is not equipped with a tire pressure warning
valve and transmitter, low inflation pressure of the spare tire will not be
indicated by the tire pressure warning system. Also, if you rep lace the
compact spare tire after the tire pressure warning light comes on, the light
remains on.
■When the compact spare tire is equipped (if equipped)
The vehicle height may become lower when driving with the compa ct
spare tire compared to when d riving with standard tires.
■If you have a flat front tire on a road covered with snow or ic e (vehi-
cles with compact spare tire)
Install the compact spare tire on one of the rear wheels of the vehicle.
Perform the following steps and f it tire chains to the front tires:
Replace a rear tire with the compact spare tire.
Replace the flat front tire with the tire removed from the rear of the vehi-
cle.
Fit tire chains to the front tires.
■Jack point
■Storing the jack The mark indicating the jack point is
stamped on the underside of the vehi-
cle.
Place the jack in the same direction as
the mark next to the storage space.
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2
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Page 733 of 828

7338-2. Steps to take in an emergency
PRIUS_OM_OM47C35U_(U)
8
When trouble arises
WARNING
■When using the compact spare tire (if equipped)
●Remember that the spare tire provided is specifically designed for use
with your vehicle. Do not use yo ur spare tire on another vehicle.
●Do not use more than one compact spare tire simultaneously.
●Replace the spare tire with a st andard tire as soon as possible .
●Avoid sudden acceleration, abrupt steering, sudden braking and shift-
ing operations that cause sudden engine braking.
■When the compact spare tire is attached (if equipped)
The vehicle speed may not be co rrectly detected, and the following sys-
tems may not operate correctly:
Also, not only can the following system not be utilized fully, but it may
even negatively affect the drive-train components:
• E-Four (Electric Four wheel drive system)
*
*
: If equipped
■Speed limit when using the co mpact spare tire (if equipped)
Do not drive at speeds in excess of 50 mph (80 km/h) when a com pact
spare tire is installed on the vehicle.
The compact spare tire is not designed for driving at high spee ds. Fail-
ure to observe this precaution may lead to an accident causing death or
serious injury.
■After using the tools and jack
Before driving, make sure all t he tools and jack are securely i n place in
their storage location to reduce the possibility of personal in jury during a
collision or sudden braking.
• ABS & Brake assist
• VSC
• TRAC
• EPS
• Automatic High Beam
*
• PCS (Pre-Collision System)*
• LDA (Lane Departure Alert with steering control)
*
• Dynamic radar cruise control
with full-speed range
*
• Cruise control*
• BSM (Blind Spot Monitor)*
• Intuitive parking assist*
• Parking Support Brake function*
• S-APGS (Simple Advanced Parking Guidance System)
*
• Rear view monitor system
• Navigation system
*

Page 734 of 828

7348-2. Steps to take in an emergency
PRIUS_OM_OM47C35U_(U)
NOTICE
■Be careful when driving over bumps with the compact spare tire
installed on the vehicle. (if equipped)
The vehicle height may become lower when driving with the compact
spare tire, compared to when driving with standard tires. Be ca reful
when driving over uneven road surfaces.
■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 dr iving
performance.
■When replacing the tires
When removing or fitting the wheels, tires or the tire pressure warning
valve and transmitter, contact your Toyota dealer as the tire p ressure
warning valve and transmitter may be damaged if not handled correctly.
■Handling the decorative resin parts (for vehicles equipped with 17-
inch wheels)
 P. 5 9 0

Page 735 of 828

735
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8
When trouble arises
8-2. Steps to take in an emergency
If the hybrid system will not start
One of the following may be the cause of the problem:
● The electronic key may no t be functioning properly.
* ( P. 737)
● There may not be sufficient f uel in the vehicle’s tank.
Refuel the vehicle. ( P. 89)
● There may be a malfunction in the immobilizer system.
* ( P. 9 4 )
● There may be a malfunction i n the shift control system.
*
(  P. 244, 699)
● The hybrid system may be malfunc tioning due to an electrical prob-
lem such as electronic key battery depletion or a blown fuse. H ow-
ever, depending on the type of malfunction, an interim measure is
available to start the hybrid system. ( P. 736)
● There is a possibility that the t emperature of the hybrid battery
(traction battery) is extremely low (approximately below -22°F
[-30°C]). ( P. 89, 244)
*: It may not be possible to shift the shift position other than P.
One of the following may be the cause of the problem:
● The 12-volt battery may be discharged. ( P. 740)
● The 12-volt battery terminal connections may be loose or corrod ed.
(  P. 614)
Reasons for the hybrid system not starting vary depending on
the situation. Check the followi ng and perform the appropriate
procedure:
The hybrid system will not start even though the correct starting
procedure is being followed. ( P. 241)
The interior lights and headlights are dim, or the horn does no t
sound or sounds at a low volume.

Page 736 of 828

7368-2. Steps to take in an emergency
PRIUS_OM_OM47C35U_(U)
One of the following may be the cause of the problem:
● The 12-volt battery may be discharged. ( P. 740)
● One or both of the 12-volt battery terminals may be disconnecte d.
(  P. 614)
Contact your Toyota dealer if the problem cannot be repaired, o r if repair
procedures are unknown.
When the hybrid system does not start, the following steps can be
used as an interim measure to sta rt the hybrid system if the power
switch is functioning normally.
Do not use this starting procedur e except in cases of emergency.
Set the parking brake.
Turn the power switch to ACCESSORY mode.
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
system may be malfunctioning. Hav e the vehicle inspected by your
Toyota dealer.
The interior lights and headlights do not turn on, or the horn
does not sound.
Emergency start function
1
2
3

Page 737 of 828

737
PRIUS_OM_OM47C35U_(U)
8
When trouble arises
8-2. Steps to take in an emergency
If the electronic key does not operate
properly
Use the mechanical key (P. 177) in order to perform the following
operations:
Locks all the doors
Closes the windows and moon
roof
*1 (turn and hold)*2
Unlocks the door
Opens the windows and moon
roof
*1 (turn and hold)*2
Turning the key rearward unlocks
the driver’s door. Turning the key
once again within 3 seconds
unlocks the other doors.
*1: If equipped
*2: This setting must be customized at your Toyota dealer. ( P. 780)
If communication between the electronic key and vehicle is
interrupted ( P. 194) or the electronic key cannot be used
because the battery is depleted, the smart key system and
wireless remote control can not be used. In such cases, the
doors can be opened and the hybrid system can be started by
following the procedure below.
Locking and unlocking the doors
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2
3
4

Page 738 of 828

7388-2. Steps to take in an emergency
PRIUS_OM_OM47C35U_(U)
Depress the brake pedal.
Touch the Toyota emblem side
of the electronic key to the
power switch.
When the electronic key is
detected, a buzzer sounds and the
power switch will turn to ON mode.
When the smart key system is
deactivated in customization set-
ting, the power switch will turn to
ACCESSORY mode.
Firmly depress the brake pedal
and check that is shown
on the multi-information display.
Press the power switch.
In the event that the hybrid sy stem still cannot be operated, contact
your Toyota dealer.
Starting the hybrid system
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2
3
4

Page 739 of 828

7398-2. Steps to take in an emergency
PRIUS_OM_OM47C35U_(U)
8
When trouble arises
■Stopping the hybrid system
Set the parking brake, shift the shift position to P and press the power switch
as you normally do when stopping the hybrid system.
■ 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. 650)
■ Changing power switch modes
Release the brake pedal and press the power switch in step above. The
hybrid system does not start and modes will be changed each time the switch
is pressed. ( P. 243)
■ When the electronic key does not work properly
●Make sure that the smart key system has not been deactivated in the cus-
tomization setting. If it is off, turn the function on.
(Customizable features: P. 780)
● Check if battery-saving mode is set. If it is set, cancel the f unction.
( P. 194)
WARNING
■ When using the mechanical key and operating the power windows or
moon roof (if equipped)
Operate the power window or moon roof after checking to make su re that
there is no possibility of any passenger having any of their body parts
caught in the window or moon roof.
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 or moon
roof.
3

Page 740 of 828

740
PRIUS_OM_OM47C35U_(U)
8-2. Steps to take in an emergency
If the 12-volt batter y 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 foll owing the
steps below.
Open the hood. ( P. 605)
Remove the engine cover.
Pull up the both ends of the cover
vertically.
The following procedures may be used to start the hybrid sys-
tem if the vehicle’s 12-volt battery is discharged.
You can also call your Toyota de aler or a qualified repair shop.
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