2021 TOYOTA AYGO battery

527What to do if... (Troubleshooting)
AYGO_OM_Europe_OM9A012E
●Vehicles with a multi-mode manual transmission
Do you turn the key with the brake pedal depressed firmly? ( P. 214)
●Vehicles with a manual transmission
Do you turn the key with the clutch pedal depressed firmly? ( P. 214)
●Is the battery discharged? (P. 500)
●Vehicles with a multi-mode manual transmission
Did you press the engine switch while firmly depressing the brake pedal?
( P. 217)
●Vehicles with a manual transmission
Did you press the engine switch while firmly depressing the clutch pedal?
( P. 217)
●Is the electronic key anywhere detectable inside the vehicle? (P. 144)
●Is the steering wheel unlocked? (P. 220)
●Is the electronic key battery weak or depleted?
In this case, the engine can be started in a temporary way. ( P. 498)
●Is the battery discharged? (P. 500)
●Vehicles without a smart entry & start system
Is the engine switch in the “ON” position?
If you cannot release the shift lever by depressing the brake pedal with the
engine switch in the “ON” position: P. 496
●Vehicles with a smart entry & start system
Is the engine switch in IGNITION ON mode?
If you cannot release the shift lever by depressing the brake pedal with the
engine switch in IGNITION ON mode: P. 496
If you think something is wrong
The engine does not start
(vehicles without a smart entry & start system)
The engine does not start
(vehicles with a smart entry & start system)
The shift lever cannot be shifted even if you depress the
brake pedal (vehicles with a multi-mode manual transmis-
sion)

531Alphabetical index
AYGO_OM_Europe_OM9A012E
Back door ................................. 137
Back-up lights
Replacing light bulbs ............. 432
Wattage................................. 520
Battery ...................................... 399
Battery checking ................... 399
If the vehicle battery is
discharged .......................... 500
Preparing and checking
before winter....................... 285
Replacing .............................. 502
Warning light ......................... 449
Bluetooth
®*
Audio system ........................ 336
Hands-free system
(for cellular phone).............. 338
Bottle holders........................... 369
Brake
Emergency brake signal ....... 279
Fluid ...................................... 518
Parking brake ........................ 230
Warning light ......................... 449
Brake assist.............................. 279
Break-in tips ............................ 205
Brightness control
Instrument cluster light
control................................. 108Canvas top ............................... 197
Care................................... 378, 382
Aluminum wheels.................. 379
Canvas top............................ 378
Exterior ................................. 378
Interior................................... 382
Seat belts .............................. 383
Chains....................................... 285
Child restraint system ............... 52
Fixed with a seat belt .............. 59
Fixed with an ISOFIX
lower anchorage ................... 70
Points to remember ................ 53
Riding with children................. 51
Types of child restraint system
installation method ............... 67
Using a top tether
anchorage ............................ 72
Child safety ................................ 51
Airbag precautions .................. 39
Back door precautions .......... 140
Battery precautions ....... 399, 503
Canvas top precautions ........ 198
Child restraint system ............. 52
How your child should wear
the seat belt.......................... 33
Installing child restraints ......... 67
Power window precautions ... 194
Rear door child-protectors .... 135
Removed key battery
precautions......................... 417
Seat belt precautions .............. 34
Seat heater precautions........ 365
BC
*: For vehicles with a multimedia system, refer to “Multimedia owner’s manual”.

533Alphabetical index
AYGO_OM_Europe_OM9A012E
Electric Power Steering
(EPS) ....................................... 279
Function ................................ 279
Warning light ......................... 451
Electronic key .......................... 112
Battery-saving function ......... 146
If the electronic key does not
operate properly ................. 497
Replacing the battery ............ 415
Emergency, in case of
If the electronic key does not
operate properly ................. 497
If the engine will not start ...... 494
If the shift lever cannot be
shifted ................................. 496
If the vehicle has discharged
battery................................. 500
If the vehicle is trapped in
rising water ......................... 441
If the warning buzzer
sounds ................................ 449
If the warning light
turns on............................... 449
If you have a flat tire...... 459, 481
If you lose your keys ............. 114
If you think something is
wrong .................................. 447
If your vehicle becomes
stuck ................................... 507
If your vehicle needs to be
towed .................................. 442
If your vehicle overheats ....... 504
Emergency brake signal ......... 279
Emergency flashers................. 438
Emergency tire puncture
repair kit ................................. 459Engine
“ACC” position ...................... 214
Accessory mode ................... 219
Compartment ........................ 393
Engine switch................ 214, 217
Hood ..................................... 390
How to start
the engine................... 214, 217
If the engine will not start ...... 494
Ignition switch
(engine switch) ........... 214, 217
Overheating .......................... 504
Engine coolant ......................... 397
Capacity ................................ 515
Checking ............................... 397
Preparing and checking
before winter....................... 285
Engine coolant
temperature
warning light .......................... 450
Engine immobilizer system ...... 75
Engine oil ................................. 394
Capacity ................................ 512
Checking ............................... 394
Preparing and checking
before winter....................... 285
Engine switch
(ignition switch)............. 214, 217
EPS (Electronic Power
Steering)................................. 279
Function ................................ 279
Warning light ......................... 451
E

535Alphabetical index
AYGO_OM_Europe_OM9A012E
Identification ............................ 511
Vehicle .................................. 511
Ignition switch
(engine switch) .............. 214, 217
Immobilizer system ................... 75
Indicators.................................... 98
Initialization
Tire pressure warning
system ................................ 405
Inside rear view mirror ............ 191
Instrument cluster light
control .................................... 108
Interior lights ............................ 366
Switch ................................... 366
Wattage................................. 520
ISOFIX lower anchorages......... 70
Jack
Positioning a floor jack .......... 392
Vehicle-equipped jack ... 461, 482Keyless entry
Smart entry &
start system ................ 133, 137
Wireless remote
control......................... 133, 137
Keys .......................................... 112
Battery-saving function ......... 146
Electronic key ....................... 112
Engine switch................ 214, 217
If the electronic key does not
operate properly ................. 497
If you lose your keys ............. 114
Key number plate.................. 112
Keyless entry ................ 113, 143
Keys ...................................... 112
Replacing the battery ............ 415
Warning buzzer..................... 145
Wireless remote control
key...................................... 113
I
J
K
*: For vehicles with a multimedia system, refer to “Multimedia owner’s manual”.

538Alphabetical index
AYGO_OM_Europe_OM9A012E
Radiator .................................... 398
Radio ......................................... 296
Radio data system ................... 298
RDS ........................................... 298
Rear fog lights.......................... 235
Replacing light bulbs ............. 432
Switch ................................... 235
Wattage................................. 520
Rear seat................................... 185
Folding down the rear
seatbacks ........................... 185
Head restraints...................... 187
Rear turn signal lights ............. 229
Replacing light bulbs ............. 432
Turn signal lever ................... 229
Wattage................................. 520
Rear view mirror
Inside rear view mirror .......... 191
Outside rear view mirrors ...... 192
Rear view monitor system
*
Rear window defogger .... 354, 360
Rear window wiper .................. 239
Refueling .................................. 241
Capacity ................................ 512
Fuel types ..................... 241, 512
Opening the fuel tank cap ..... 243
Replacing
Electronic key battery............ 415
Fuses .................................... 418
Light bulbs............................. 426
Tires .............................. 459, 481
Wireless remote control
battery................................. 415Seat belts.................................... 32
Child restraint system
installation ............................ 67
Cleaning and maintaining
the seat belt........................ 383
Emergency Locking
Retractor............................... 33
How to wear your seat belt ..... 32
How your child should wear
the seat belt.......................... 33
Pregnant women, proper
seat belt use ......................... 34
Reminder light and buzzer .... 453
Seat belt pretensioners ........... 33
SRS warning light ................. 451
Seat heaters ............................. 364
Seats ................................. 183, 185
Adjustment ............................ 183
Adjustment
precautions................. 184, 186
Child seats/child restraint
system installation ................ 67
Cleaning................................ 382
Folding down the rear
seatbacks ........................... 185
Head restraint ....................... 187
Properly sitting in the seat ...... 30
Seat heaters ......................... 364
RS

542Alphabetical index
AYGO_OM_Europe_OM9A012E
Warning lights .......................... 449
ABS ....................................... 451
Brake system ........................ 449
Charging system ................... 449
Electric power steering.......... 451
High engine coolant
temperature ........................ 450
LDA
(Lane Departure Alert) ....... 453
Low engine oil pressure ........ 449
Low fuel level ........................ 454
Malfunction indicator lamp .... 451
Multi-mode manual
transmission warning
light ..................................... 450
Open door ............................. 453
PCS (Pre-Collision
system) .............................. 452
Seat belt reminder light ......... 453
Slip indicator light .................. 453
Smart entry & start
system ........................ 453, 457
Speed limiter ......................... 452
SRS....................................... 451
“STOP” warning light............. 450
Stop & Start cancel
indicator .............................. 452
Tire pressure ......................... 454Washer.............................. 237, 239
Checking ............................... 402
Preparing and checking
before winter....................... 285
Switch ........................... 237, 239
Washing and waxing ............... 378
Weights..................................... 510
Wheels ...................................... 412
Replacing wheels.................. 412
Size ....................................... 518
Window glasses....................... 194
Windows ................................... 194
Power windows ..................... 194
Rear window
defogger ..................... 354, 360
Windshield wipers ................... 237
Winter driving tips ................... 285
Wireless remote control key... 112
Locking/Unlocking......... 133, 137
Replacing the battery ............ 415