2020 TOYOTA COROLLA transmission

568What to do if... (Troubleshooting)
COROLLA_U
1-1.What to do if... (Troubleshooting)What to do if... (Troubleshooting)
 If you lose your keys or
mechanical keys, new genu-
ine keys or mechanical keys
can be made by your Toyota
dealer. ( P.513)
 If you lose your keys or elec-
tronic keys, the risk of vehicle
theft increases significantly.
Contact your Toyota dealer
immediately. ( P.513)
 Is the key battery weak or
depleted? ( P.458)
 Vehicles with a smart key sys-
tem: Is the engine switch in
ON?
When locking the doors, turn the
engine switch off. ( 
P.150)
Vehicles with a smart key sys-
tem: Is the electronic key left
inside the vehicle?
When locking the doors, make sure
that you have the electronic key on
your person.
The function may not operate
properly due to the condition
of the radio wave. ( P.99,
113)
 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. 1 0 7)
Continuously variable trans-
mission: Is the shift lever in
P? ( P.147)
 Manual transmission: Do you
turn the key with the clutch
pedal depressed firmly?
( P.147)
 Is the steering wheel
unlocked? ( P.147)
 Is the battery discharged?
( P.515)
If you have a problem,
check the following before
contacting your Toyota
dealer.
The doors cannot be
locked, unlocked, opened
or closed
You lose your keys
The doors cannot be
locked or unlocked
The rear door cannot be
opened
If you think something is
wrong
The engine does not start
(vehicles without a smart
key system)

5691-1. What to do if... (Troubleshooting)
COROLLA_U569What to do if... (Troubleshooting)
 Continuously variable trans-
mission: Did you press the
engine switch while firmly
depressing the brake pedal?
( P.148)
 Manual transmission: Did you
press the engine switch while
firmly depressing the clutch
pedal? ( P.148)
 Continuously variable trans-
mission: Is the shift lever in
P? ( P.148)
 Is the electronic key any-
where detectable inside the
vehicle? ( P.112)
 Is the steering wheel
unlocked? ( P.149)
 Is the electronic key battery
weak or depleted?
In this case, the engine can be
started in a temporary way.
(
P. 5 1 4)
 Is the battery discharged?
( P.515)
 Is the engine switch in ON?
If you cannot release the shift lever
by depressing the brake pedal with
the engine switch in ON. ( 
P.154)
Vehicles without a smart key
system: It is locked to prevent
theft of the vehicle if the key is
pulled from the engine switch.
( P.147)
 Vehicles with a smart key sys-
tem: It is locked automatically
to prevent theft of the vehicle.
( P.149)
 Is the window lock switch
pressed?
The power window except for the
one at the driver’s seat cannot be
operated if the window lock switch
is pressed. ( 
P.129)
The auto power off function
will be operated if the vehicle
is left in ACC or ON (the
engine is not running) for a
period of time. ( P.151)
The engine does not start
(vehicles with a smart key
system)
The shift lever cannot be
shifted from P even if you
depress the brake pedal
(continuously variable
transmission)
The steering wheel can-
not be turned after the
engine is stopped
The windows do not open
or close by operating the
power window switches
The engine switch is
turned off automatically
(vehicles with a smart key
system)
A warning buzzer sounds
during driving

578Alphabetical Index
COROLLA_U
Manual air conditioning system ............................................... 386
Manual transmission ............. 160 iMT ....................................... 161
Media button (Menu screen).. 263
Menu icons ............................... 86
Menu screen ........................... 263 Menu screen operation ........ 263
Meter Clock ................................ 77, 81
Indicators................................ 74
Instrument panel light control79, 84
Meter control switches ........... 87
Meters .............................. 77, 81
Multi-information display ........ 86
Settings .................................. 90
Warning lights....................... 481
Warning message ................ 490
Microphone ............................. 348
Mirrors Inside rear view mirror.......... 124
Outside rear view mirror defog-gers ............................ 388, 392
Outside rear view mirrors ..... 125
Vanity mirrors ....................... 412
Mobile Assistant ..................... 343 Connectable devices and avail-able functions ..................... 343
Mobile Assistant operation ... 343
Moon roof Door lock linked moon roof oper-ation ................................... 130
Jam protection function ........ 130
Operation ............................. 130
Multi-information display Audio system-linked display ... 90
Clock ................................ 79, 84
Driving information display ..... 87
Driving support system informa-tion display ........................... 89
Dynamic radar cruise control 223 Dynamic radar cruise control
with full-speed range ..........213
Eco Driving Indicator ..............88
Fuel economy .........................88
LDA (Lane Departure Alert with steering control)..................210
LTA (Lane-Tracing Assist) .....201
Menu icons .............................86
Meter control switches............87
Navigation system-linked display .............................................89
Settings ..................................90
Tire pressure ........................447
Vehicle information display .....90
Warning message.................490
N
Navigation system-linked display .................................................89
Noise from under ve hicle...........6
O
Odometer.............................78, 83
Odometer and trip meter display
Display change button ......78, 83
Display items ....................78, 83
Oil Engine oil......................526, 527
Manual transmission ............529
Open trays ...............................402
Opener Fuel filler door.......................178
Hood .....................................434
Trunk ....................................109
Outside rear view mirrors Adjustment ...........................125
BSM (Blind Sport Monitor) ....236
Folding..................................126
Outside rear view mirror defog-gers ............................388, 392
Outside temperature ..........77, 81

580Alphabetical Index
COROLLA_U
Rear view monitor system ..... 241 If you notice any symptoms.. 246
Rear window defogger ... 388, 392
Receiving a call using the Blue- tooth
® hands-free system ... 353
Refueling Capacity ............................... 526
Fuel types............................. 526
Opening the fuel tank cap .... 178
Registering/Connecting a Blue- tooth
® device ........................ 276
Profiles ................................. 279
Registering a Bluetooth
® audio
player for the first time........ 278
Registering a Bluetooth
® phone
for the first time .................. 276
Replacing Electronic key battery ........... 458
Fuses ................................... 461
Light bulbs ............................ 464
Tires ..................................... 503
Wireless remote control battery........................................... 458
Reporting safety defects for U.S. owners................................... 558
Resetting the message indicat- ing maintenance is required 428
Road Sign Assist .................... 233
RSA (Road Sign Assist) ......... 233
S
Safety Connect ......................... 61
Screen adjustment ................. 274
Seat belt reminder light . 484, 485
Seat belts .................................. 25 Adjusting the seat belt ............ 27
Automatic Locking Retractor .. 27
Child restraint system installation............................................. 48
Cleaning and maintaining the seat belt.............................. 424
Emergency Locking Retractor 27 How to wear your seat belt .....26
How your child should wear the
seat belt ................................26
Pregnant women, proper seat belt use .................................25
Reminder light and buzzer .484, 485
Seat belt extender ..................26
Seat belt pretensioners ..........28
SRS warning light .................482
Seat heaters ....... .....................396
Seating capacity .....................145
Seats Adjustment ........................... 118
Adjustment precautions ........ 118
Child seats/child restraint system
installation ............................46
Cleaning ...............................424
Head restraints .....................121
Properly sitting in the seat ......23
Seat heaters .........................396
Secondary Collision Brake ....251
Sensor Automatic headlight system .171
Automatic High Beam system...........................................173
BSM (Blind Sport Monitor) ....236
Inside rear view mirror ..........125
LDA (Lane Departure Alert with steering control)..................205
LTA (Lane Tracing Assist) .....195
Radar sensor ................180, 238
Service reminder message ....428
Setup button (Menu screen) 263, 266
Setup screen ...........................266
Shift lever Continuously variable transmis-sion .............................153, 155
If the shift lever cannot be shifted from P .........................154, 157
Manual transmission ............160

5831-1. What to do if... (Troubleshooting)
COROLLA_U583Alphabetical Index
Transmission Continuously variable transmis-sion............................. 153, 155
Driving mode select switch... 249
If the shift lever cannot be shifted from P......................... 154, 157
iMT ....................................... 161
M mode ................................ 158
Manual transmission ............ 160
Paddle shift switches.... 157, 158
Trip meters .......................... 78, 83
Trunk ....................................... 108 Internal trunk release lever... 111
Smart key system................. 109
Trunk light............................. 110
Trunk opener ........................ 109
Wireless remote control ....... 110
Trunk features ........................ 403
Trunk light ............................... 110 Wattage ................................ 533
Turn signal lights Replacing light bulbs ............ 465
Turn signal lever ................... 162
Wattage ................................ 533
U
USB charging port.................. 404
USB memory ........................... 311
USB/AUX port ......................... 304
V
Vanity lights ............................ 412Wattage ................................ 533
Vanity mirrors ......................... 412
Vehicle button (Setup screen) ....................................... 266, 300
Vehicle data recording ............... 7
Vehicle identification number524
Vehicle information display ..... 90 Vehicle settings ......................300
Displaying the vehicle settings screen.................................300
Valet mode setting ................301
Vehicle settings screen.........300
Vehicle Stability Control (VSC) ...............................................250
Voice button (Setup screen) 266, 299
Voice command sy stem .........336
Using the voice command sys- tem .....................................336
Voice command system opera- tion......................................337
Voice settings .........................299 Displaying the voice settings screen.................................299
Voice settings screen ...........299
VSC (Vehicle Stability Control) ...............................................250
W
Warning buzzers ABS ......................................483
Airbags .................................482
Approach warning ........219, 229
Brake hold ............................487
Brake Override System ........483
Brake system ........................481
Charging system ..................482
Downshifting .........................159
Drive-Start Control................483
Electric power steering .........484
Engine ..................................482
High coolant temperature .....481
Key reminder ........................148
LDA (Lane Departure Alert with steering control)..........205, 485
Low engine oil pressure .......482
LTA (Lane Tracing Assist) ...195, 485
Open door ....................105, 107