immobilizer TOYOTA PRIUS C 2020 Owners Manual

TABLE OF CONTENTS2
PRIUS c_UFor your information....................... 8
Reading this manual .................... 14
How to search .............................. 15
Pictorial index .............................. 16
1-1. For safe use
Before driving ...................... 26
For safe driving ................... 28
Seat belts ............................ 30
SRS airbags ........................ 39
Front passenger occupant classification system ......... 52
Exhaust gas precautions ..... 57
1-2. Child safety Riding with children ............. 58
Child restraint systems ........ 59
1-3. Hybrid system Hybrid system features ....... 76
Hybrid system precautions ....................... 81
1-4. Theft deterrent system Immobilizer system ............. 88
Theft prevention labels ........ 91 2. Instrument cluster
Warning lights and indicators ........................... 94
Gauges and meters ............. 99
Multi-information display .... 103
Energy monitor/ consumption screen ........ 112
3-1. Key information Keys................................... 120
3-2. Opening, closing and locking the doors
Side doors ......................... 127
Back door .......................... 136
Smart key system .............. 141
3-3. Adjusting the seats Front seats......................... 150
Rear seats ......................... 151
Head restraints .................. 155
3-4. Adjusting the steering wheel and mirrors
Steering wheel ................... 158
Inside rear view mirror ....... 160
Outside rear view mirrors ............................. 161
3-5. Opening and closing the windows
Power windows.................. 163
Moon roof .......................... 167
1For safety and security
2Instrument cluster
3Operation of each
component

25
For safety and security1
PRIUS c_U1-1. For safe use
Before driving ...................... 26
For safe driving ................... 28
Seat belts ............................ 30
SRS airbags ........................ 39
Front passenger occupant classification system ......... 52
Exhaust gas precautions..... 57
1-2. Child safety Riding with children ............. 58
Child restraint systems........ 59
1-3. Hybrid system Hybrid system features ....... 76
Hybrid system precautions ....................... 81
1-4. Theft deterrent system Immobilizer system ............. 88
Theft prevention labels........ 91

88
PRIUS c_U
1-4. Theft deterrent system
Vehicles without a smart key sys-
tem: The indicator light flashes
after the key has been removed
from the power switch to indicate
that the system is operating.
The indicator light stops flashing
after the registered key has been
inserted into the power switch to
indicate that the system has been
canceled.
Vehicles with a smart key system: The indicator light flashes after the
power switch has been turned off to indicate that the system is operat-
ing.
The indicator light stops flashing after the power switch has b een turned to
ACCESSORY or ON mode to indicate that the system has been canceled.
■ System maintenance
The vehicle has a maintenance-free type immobilizer system.
■ Conditions affecting operation
Depending on the surrounding environment and conditions, the im mobilizer
system may not operate properly. This may prevent the hybrid sy stem from
starting. ( P. 143)
Immobilizer system
The vehicle’s keys ha ve built-in transponder chips that prevent
the hybrid system from starting if a key has not been previousl y
registered in the vehic le’s on-board computer.
Never leave the keys inside the vehicle when you leave the vehi-
cle.
This system is designed to help prevent vehicle theft but does
not guarantee absolute security against all vehicle thefts.
: If equipped

891-4. Theft deterrent system
1
For safety and security
PRIUS c_U■
Certifications for the immobilizer system
For vehicles sold in the U.S.A. and Puerto Rico

901-4. Theft deterrent system
PRIUS c_U
For vehicles sold in Canada
WARNING
■Certifications for the immobilizer system
Changes or modifications not expressly approved by the party re sponsible
for compliance could void the user’s authority to operate the e quipment.
NOTICE
■To ensure the system operates correctly
Do not modify or remove the system. If modified or removed, the proper
operation of the system cannot be guaranteed.

972. Instrument cluster
2
Instrument cluster
PRIUS c_U
The indicators inform the driver of the operating state of the vehicle’s
various systems.
Indicators
Turn signal indicator
( P. 206) EV drive mode indicator
(
P. 199)
Headlight high beam
indicator ( P. 208)
Shift position indicator
(P. 203)
(U.S.A.)
Headlight indicator
(P. 208) “ECO MODE” indicator
(
P. 203)
(Canada)
Tail light indicator
(P. 208)EV drive indicator lamp
(P. 78)
(if equipped)
Front fog light indicator
(P. 212)
(if equipped)
Cruise control indicator
(P. 251)
*1Automatic High Beam
indicator ( P. 246)
(if equipped)
Cruise control set indica-
tor (P. 251)
(if equipped)
Immobilizer system indi-
cator (P. 88)*1, 2
Slip indicator ( P. 266)
*1VSC OFF indicator
(P. 267)
LDA indicator
(P. 241)
“READY” indicator
( P. 188, 192)
*1, 3PCS warning light
(P. 231)
“AIR BAG
ON/OFF” indi-
cator
(P. 52)*1
“AIR BAG
ON/OFF” indi-
cator
(P. 52)*1
(U.S.A.)
(Canada)

1433-2. Opening, closing and locking the doors
3
Operation of each component
PRIUS c_U■
Conditions affecting operation
The smart key system uses weak radio waves. In the following si tuations, the
communication between the electronic key and the vehicle may be affected,
preventing the smart key system, wireless remote control and immobilizer
system from operating properly. (Ways of coping: P. 520)
● When the electronic key battery is depleted
● Near a TV tower, electric power plant, gas station, radio stati on, large dis-
play, airport or other facility that generates strong radio wav es or electrical
noise
● When the electronic key is in contact with, or is covered by the following
metallic objects
• Cards to which aluminum foil is attached
• Cigarette boxes that have aluminum foil inside
• Metallic wallets or bags
• Coins
• Hand warmers made of metal
• Media such as CDs and DVDs
● When other wireless keys (that emit radio waves) are being used nearby
● When carrying the electronic key together with the following devices that
emit radio waves
• A portable radio, cellular phone, cordless phone or other wire less com-
munication device
• Another vehicle’s electronic key or a wireless key that emits radio waves
• Personal computers or personal digital assistants (PDAs)
• Digital audio players
• Portable game systems
● If window tint with a metallic content or metallic objects are attached to the
rear window
● When the electronic key is placed near a battery charger or ele ctronic
devices

1904-2. Driving procedures
PRIUS c_U■
If the hybrid system does not start (vehicles with immobilizer system)
The immobilizer system may not have been deactivated. ( P. 88)
Contact your Toyota dealer.
■ When the steering lock cannot be released
■ If the “READY” indicator does not come on
In the event that the “READY” indicator does not come on even a fter perform-
ing the proper procedures for starting the vehicle, contact you r Toyota dealer
immediately.
■ If the hybrid system is malfunctioning
P. 489
■ Key reminder function
A buzzer sounds if the driver’s door is opened while the power switch is in the
“LOCK” or “ACC” position to remind you to remove the key. When starting the hybrid system, the
power switch may seem stuck in the
“LOCK” position. To free it, turn the key
while turning the steering wheel slightly
left and right.
WARNING
■ When starting the hybrid system
Always start the hybrid system while sitting in the driver’s se at. Do not
depress the accelerator pedal while starting the hybrid system under any
circumstances.
Doing so may cause an accident resulting in death or serious in jury.
■ Caution when driving
Do not turn the power switch to the “LOCK” position while drivi ng. If, in an
emergency, you must turn the hybrid system off while the vehicle is moving,
turn the power switch only to the “ACC” position to stop the hy brid system.
An accident may result if the hybrid system is stopped while dr iving.
( P. 469)

1954-2. Driving procedures
4
Driving
PRIUS c_U■
Notes for the entry function
P. 144
■ If the hybrid system does not start
●The immobilizer system may not have been deactivated. ( P. 88)
Contact your Toyota dealer.
■ Steering lock
After turning the power switch off and opening and closing the doors, the
steering wheel will be locked due to the steering lock function. Operating the
power switch again automatically cancels the steering lock.
■ When the steering lock cannot be released
■ Steering lock motor overheating prevention
To prevent the steering lock motor from overheating, the motor may be sus-
pended if the hybrid system is turned on and off repeatedly in a short period
of time. In this case, refrain from operating the hybrid system . After about 10
seconds, the steering lock motor will resume functioning. ● Check that the shift lever is securely set
in P. The hybrid system may not start if
the shift lever is not securely in the P
position. “SHIFT INTO P POSITION TO
START” will be displayed on the multi-
information display.
“STEERING LOCK ACTIVE” will be dis-
played on the multi-information display.
Check that the shift lever is set in P.
Press the power switch while turning the
steering wheel left and right.

5188-2. Steps to take in an emergency
PRIUS c_U
One of the following may be the cause of the problem:
● Vehicles with a smart key system: The electronic key may not be
functioning properly. ( P. 520)
● There may not be sufficient f uel in the vehicle’s tank.
Refuel the vehicle. ( P. 221)
● Vehicles with immobilizer syste m: There may be a malfunction in
the immobilizer system. ( P. 8 8 )
● There may be a malfunction i n the steering lock system.
● Vehicles with a smart key system : The hybrid system may be mal-
functioning due to an electrical problem such as an open circui t or a
blown fuse. However, depending on the type of malfunction, an
interim measure is available to start the hybrid system. (P. 519)
One of the following may be the cause of the problem:
● The 12-volt battery may be discharged. ( P. 522)
● The 12-volt battery terminal conn ections may be loose or corroded.
(  P. 431)
If the hybrid system will not start
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. 188, 192)
The interior lights and headlights are dim, or the horn does no t
sound or sounds at a low volume.