steering TOYOTA PRIUS C 2020 Repair Manual

5168-2. Steps to take in an emergency
PRIUS c_U
WARNING
■When using the compact spare tire
●Remember that the compact spare tire provided is specifically
designed for use with your vehicle. Do not use your compact spare tire
on another vehicle.
●Do not use more than one compact spare tire simultaneously.
●Replace the compact spare tire with a standard tire as soon as possi-
ble.
●Avoid sudden acceleration, abrupt steering, sudden braking and shift-
ing operations that cause sudden engine braking.
■When the compact spa re tire is attached
The vehicle speed may not be co rrectly detected, and the following sys-
tems may not operate correctly:
■Speed limit when using the compact spare tire
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 ma y 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 locatio n to reduce the possibility of personal in jury during a
collision or su dden braking.
• ABS & Brake assist
• VSC
•TRAC
• Cruise control (if equipped)
• PCS (Pre-collision system) • LDA (Lane Departure Alert)
• Automatic High Beam
• EPS
• Rear view monitor system
• Navigation system (if equipped)

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.

5429-1. Specifications
PRIUS c_U
*: The fluid capacity is a reference quantity. If replacement is necessary, con-
tact your Toyota dealer.
*1: Minimum pedal clearance when depressed with a force of 66 lbf (294 N, 30
kgf) while the hybrid system is operating
*2: Parking brake lever travel when pulled up with a force of 45 l bf (200 N, 20
kgf)
Hybrid transmission
Fluid capacity*3.5 qt. (3.3 L, 2.9 Imp. qt.)
Fluid type Toyota Genuine ATF WS
NOTICE
■Transmission fluid type
Using transmission fluid other than “Toyota Genuine ATF WS” may ulti-
mately damage the hybrid transmission of your vehicle.
Brakes
Pedal clearance*12.8 in. (70 mm) Min.
Pedal free play 0.04  0.24 in. (1.0  6.0 mm)
Brake pad wear limit 0.04 in. (1.0 mm)
Brake lining wear limit 0.04 in. (1.0 mm)
Parking brake lever travel*28  11 clicks
Fluid typeSAE J1703 or FMVSS No.116 DOT 3
Steering
Free playLess than 1.2 in. (30 mm)

5559-1. Specifications
9
Vehicle specifications
PRIUS c_U
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation pres-
sure Tire pressure when the vehicle has been
parked for three hours or more, or has not
been driven more than 1 mile or 1.5 km under
that condition
Maximum inflation
pressure The maximum cold infla
ted pressure to which
a tire may be inflated, shown on the sidewall of
the tire
Recommended infla-
tion pressure Cold tire inflation pressure recommended by a
manufacturer
Accessory weight The combined weight (in excess of those stan-
dard items which may be replaced) of hybrid
transmission, power steering, power brakes,
power windows, power seats, radio and
heater, to the extent that these items are avail-
able as factory-insta
lled equipment (whether
installed or not)
Curb weight The weight of a motor vehicle with standard
equipment, including th
e maximum capacity of
fuel, oil and coolant, and if so equipped, air
conditioning and additional weight optional
engine
Maximum loaded vehi-
cle weight The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Normal occupant
weight 150 lb. (68 kg) times the number of occupants
specified in the second column of Table 1
* that
follows
Occupant distribution Distribution of o
ccupants in a vehicle as speci-
fied in the third column of Table 1
* below
Production options
weight The combined weight of installed regular pro-
duction options weighing over 5 lb. (2.3 kg) in
excess of the standard items which they
replace, not previously considered in curb
weight or accessory weight, including heavy
duty brakes, ride levelers, roof rack, heavy
duty battery, and special trim

583What to do if... (Troubleshooting)
PRIUS c_U
●Is the child-protector lock set?
The rear door cannot be opened from inside the vehicle when the lock is
set. Open the rear door from outside and then unlock the child-protector
lock. ( P. 131)
●Is the shift lever in P? ( P. 188)
●Is the steering wheel unlocked? ( P. 190)
●Is the 12-volt battery discharged? ( P. 522)
●Did you press the power switch while firmly depressing the brak e pedal?
( P. 192)
●Is the shift lever in P? ( P. 195)
●Is the electronic key anywhere detectable inside the vehicle?
(P. 141)
●Is the steering wheel unlocked? ( P. 195)
●Is the electronic key battery weak or depleted?
In this case, the hybrid system can be started in a temporary way.
(P. 520)
●Is the 12-volt battery discharged? ( P. 522)
The rear door cannot be opened
If you think something is wrong
The hybrid system does not start
(vehicles without a smart key system)
The hybrid system does not start
(vehicles with a smart key system)

584What to do if... (Troubleshooting)
PRIUS c_U
●Vehicles without a smart key system:
Is the power switch in the “ON” position?
If you cannot release the shift lever by depressing the brake pedal with the
power switch in the “ON” position. ( P. 204)
●Vehicles with a smart key system:
Is the power switch in ON mode?
If you cannot release the shift lever by depressing the brake p edal with the
power switch in ON mode. ( P. 204)
●Vehicles without a smart key system:
It is locked to prevent theft of the vehicle if the key is pull ed from the power
switch. ( P. 190)
●Vehicles with a smart key system:
It is locked automatically to prevent theft of the vehicle. ( P. 1 9 5 )
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat cannot be oper-
ated if the window lock switch is pressed. ( P. 163)
The shift lever cannot be shifted from P even if you depress
the brake pedal
The steering wheel cannot be t urned after the hybrid system
is stopped
The windows do not open or close by operating the power
window switches

587
PRIUS c_U
Alphabetical index
Alphabetical index
A/C ............................................ 376
ABS ........................................... 265
Acoustic Vehicle Alerting System ..................................... 77
Air conditioning filter .............. 449
Air conditioning system
Air conditioning filter ............. 449
Automatic air conditioning system ......... ....................... 376
Airbags Airbag operating
conditions ............................. 47
Airbag preca utions for
your child .............................. 42
Airbag warning light .............. 481
Curtain shield airbag operating conditions ............. 47
Curtain shield airbag precautions ........................... 45
Front passenger occupant
classification syst em............. 52
General airbag precautions ........................... 42
Indicators ................................ 52
Knee airbag precautions ......... 42
Locations of airbags................ 39
Modification and disposal of airbags ............... 46
Proper driving posture ........................... 28, 42
Seat cushion airbag precautions ........................... 42
Side airbag operating
conditions ............................. 47
Side airbag precautions .......... 42
SRS airbags............................ 39 Antenna .................................... 299
Anti-lock brake system ........... 265
Assist grips .............................. 396
Audio input .............................. 284
Audio system
*
Antenna ................................ 366
Audio input............................ 284
AUX port ............................... 284
CD player.............................. 300
Cord hook ............................. 284
iPod ...................................... 306
MP3/WMA disc ..................... 300
Optimal use .......................... 297
Portable music
player ................................. 284
Radio .................................... 298
Steering wheel audio switch ................................. 283
Type...................................... 280
USB memory ........................ 311
USB port ............................... 284
Automatic air conditioning system
Air conditioning filter ............. 449
Automatic air conditioning system .......... ...................... 376
Automatic High Beam ............. 246
AUX port ................................... 284
Auxiliary boxes ........................ 390
A
*: For vehicles with a navigation system, refer to the “NAVIGATION SYSTEM OWNER'S MANUAL”.

590Alphabetical index
PRIUS c_U
Eco drive mode ........................ 203
Electric power steering ........... 265
Electronic keyIf the electronic key does not operate properly ........... 520
Emergency flashers Switch ................................... 468
Emergency, in case of
If a warning buzzer sounds ........................ 480, 488
If a warning light
turns on .............................. 480
If a warning message is displayed ............................ 488
If the electronic key does not operate properly ........... 520
If the hybrid system will
not start .............................. 518
If the vehicle becomes stuck ................................... 533
If the vehicle 12-volt battery is discharged .......... 522
If the vehicle is trapped
in rising water ..................... 471
If you have a flat tire ............ 505
If you lose your keys ............. 122
If you think something is wrong.................................. 479
If your vehicle has to be stopped in an
emergency.......................... 469
If your vehicle needs to be towed ............................. 472
If your vehicle overheats ....... 529 Engine
Compartment ........................ 422
Hood ..................................... 419
How to start the hybrid system ....... ................. 188, 192
Identification number ............ 537
If the hybrid system will not start .............................. 518
Ignition switch ............... 188, 192
Overheating .......................... 529
Power switch ................ 188, 192
Engine coolant Capacity................................ 540
Checking............................... 426
Preparing and checking before winter ...................... 274
Engine oil
Capacity................................ 539
Checking............................... 423
Preparing and checking before winter ...................... 274
Engine/power control unit coolant
Capacity................................ 540
Checking............................... 426
Preparing and checking before winter ...................... 274
EPS ........................................... 265
EV drive mode ......................... 199
Event data recorder................... 11
Exclusive jump starting terminal .................... 522
E

593Alphabetical index
PRIUS c_U
Keyless entry ................... 127, 136
KeysElectronic key ....................... 120
If the electronic key does not operate properly ........... 520
If you lose your keys ............. 122
Ignition switch ............... 188, 192
Key battery............................ 451
Key number .......................... 120
Keyless entry ........................ 121
Keys ...................................... 120
Mechanical key ..................... 121
Power switch................. 188, 192
Wireless remote control key ...................................... 121
Knee airbag ................................ 39 Lane Departure Alert (LDA) .... 241
Language (multi-information
display) .................................. 108
LDA (Lane Departure Alert) .... 241
License plate lights Replacing light bulbs ............ 463
Wattage ................................ 544
Light bulbs
Replacing.............................. 458
Wattage ................................ 544
Lights
Automatic High Beam system .......... ...................... 246
Emergency flasher switch..... 468
Fog light switch ..................... 212
Hazard light switch ............... 468
Headlight switch ................... 208
Instrument panel light
switch ................................. 208
Interior lights switch .............. 386
Parking light switch ............... 208
Personal light switch ............. 386
Replacing light bulbs ............ 458
Side marker light switch........ 208
Tail light switch ..................... 208
Turn signal lever ................... 206
Wattage ................................ 544
Load capacity .......................... 185
Lock steering column ..... 190, 195
Luggage compartment light Wattage ................................ 544
Luggage cover ......................... 397
KL

596Alphabetical index
PRIUS c_U
SeatsAdjustment ............................ 150
Adjustment precautions ........ 150
Child seats/child restraint system
installation ............................ 59
Cleaning................................ 403
Front seat adjustment ........... 150
Front seat adjustment precautions ......................... 150
Head restraint ....................... 155
Properly sitting in the seat ...... 28
Seat heaters ......................... 384
Service reminder
indicators ................................. 94 Sensor
Automatic High Beam
system .......... ...................... 226
Front sensor ......................... 226
Laser sensor ......................... 226
LDA (Lane Departure Alert) ....... 226
Monocular camera sensor .... 226
PCS
(Pre-Collision system) ........ 226
Shift lever
If the shift lever cannot be shifted from P ................ 204
Transmission ........................ 202
Shift lock system ..................... 204
Side airbags ............................... 40
Side marker lights Replacing light bulbs ............ 465
Wattage ................................ 544
Side mirror
Adjusting and folding ............ 161
Defogger ............................... 378
Smart key system
Entry function........................ 141
Starting the hybrid system ....... ................. 188, 192
Spare tire
Inflation pressure .................. 543
Storage location.................... 506
Spark plug ................................ 541
Specifications .......................... 536
Speedometer.............................. 99
Steering
Column lock release ..... 190, 195
Steering wheel Adjustment............................ 158
Audio switches...................... 283