check engine TOYOTA YARIS 2020 Workshop Manual

676What to do if... (Troubleshooting)
YARIS_F_OM_Europe_OM52A54E
What to do if... (Troubleshooting)
●If you lose your keys, new genuine keys can be made by any authorized
Toyota retailer or Toyota authorized repairer, or any reliable repairer.
(P. 145)
●If you lose your electronic keys, the risk of vehicle theft increases signifi-
cantly. Contact any authorized Toyota retailer or Toyota authorized
repairer, or any reliable repairer immediately. (P. 153)
●Is the key battery weak or depleted? (P. 537)
●Vehicles with a smart entry & start system:
Is the engine switch in IGNITION ON mode?
When locking the doors, turn the engine switch off. (P. 245)
●Vehicles with a smart entry & start system:
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. 145, 170)
●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. 159)
If you have a problem, check the following before contacting any
authorized Toyota retailer or Toyota authorized repairer, or any
reliable repairer.
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

682Alphabetical index
YARIS_F_OM_Europe_OM52A54E
Child-protectors ....................... 159
Cigarette lighter ....................... 473
Cleaning............................ 478, 482
Aluminum wheels .................. 479
Exterior.................................. 478
Interior ................................... 482
Seat belts .............................. 483
Clock ................................. 125, 133
Clutch........................................ 657
Condenser ................................ 503
Coolant ..................................... 501
Capacity ................................ 655
Checking ............................... 501
Preparing and checking
before winter....................... 362
Cooling system ........................ 501
Engine overheating ............... 639
CRS (Child Restraint
System) .................................... 62
Cruise control .......................... 325
Warning lights ....................... 584
Warning messages ............... 328
Cup holders .............................. 464
Curtain shield airbags ............... 45
Customizable features ............ 666
Daytime running light
system .................................... 269
Replacing light bulbs ............. 565
Defogger
Outside rear view
mirrors ........................ 442, 453
Rear window ................. 442, 453
Windshield .................... 442, 452Dimensions .............................. 646
Display
Drive information........... 123, 129
Fuel consumption
information.......................... 137
Multi-information
display ........................ 122, 127
RSA (Road Sign Assist)........ 319
Warning messages ............... 581
Do-it-yourself maintenance .... 488
Door lock
Back door.............................. 161
Side doors............................. 154
Smart entry & start system ... 167
Wireless remote control ........ 143
Doors
Back door.............................. 161
Door glasses ......................... 214
Door lock....................... 154, 161
Open door warning buzzer ... 168
Open door warning light........ 584
Outside rear view mirrors...... 211
Rear door child-protector ...... 159
Side doors............................. 154
Side windows ........................ 214
Double locking system ........... 104
Driver’s seat belt reminder
light......................................... 585
Driving ...................................... 220
Break-in tips .......................... 223
Correct driving posture ........... 36
Procedures ........................... 220
Winter drive tips .................... 362
D

683Alphabetical index
YARIS_F_OM_Europe_OM52A54E
Eco Driving Indicator Light ..... 114
Electric Power Steering
(EPS) ....................................... 355
Function ................................ 355
Warning light ......................... 582
Electronic key .......................... 142
Battery-saving function ......... 169
If the electronic key does not
operate properly ................. 631
Replacing the battery ............ 537
Emergency brake signal ......... 355
Emergency flashers................. 568
Emergency, in case of
If a warning message
is displayed ......................... 581
If the electronic key does
not operate properly ........... 631
If the engine will not start ...... 629
If the vehicle battery is
discharged .......................... 634
If the vehicle is trapped
in rising water ..................... 571
If the warning buzzer
sounds ................................ 581
If the warning light
turns on............................... 581
If you have a flat tire...... 596, 614
If you lose your keys ............. 145
If you think something is
wrong .................................. 579
If your vehicle becomes
stuck ................................... 643
If your vehicle has to be
stopped in an emergency ... 569
If your vehicle needs to be
towed .................................. 572
If your vehicle overheats ....... 639Engine
“ACC” position ...................... 241
Accessory mode ................... 245
Compartment ........................ 495
Engine switch................ 241, 243
Hood ..................................... 491
How to start
the engine................... 241, 243
Identification number ............ 648
If the engine will not start ...... 629
If your vehicle has to be
stopped in an emergency ... 569
Ignition switch
(engine switch) ........... 241, 243
Overheating .......................... 639
Engine coolant ......................... 501
Capacity ................................ 655
Checking ............................... 501
Preparing and checking
before winter....................... 362
Engine coolant temperature
warning light .......................... 582
Engine immobilizer system ...... 85
Engine oil ................................. 497
Capacity ................................ 650
Checking ............................... 497
Preparing and checking
before winter....................... 362
Warning lights ....................... 581
Oil pressure warning
messages ........................... 592
Engine switch
(ignition switch)............. 241, 243
Engine switch light
(ignition switch light) ............ 460
EPS (Electric Power
Steering)................................. 355
Function ................................ 355
Warning light ......................... 582
E

691Alphabetical index
YARIS_F_OM_Europe_OM52A54E
Warning lights .......................... 110
ABS ....................................... 582
Automatic High Beam
indicator .............................. 584
Brake system ........................ 581
Charging system ................... 581
Cruise control indicator ......... 584
Driver’s and front
passenger’s seat belt
reminder light...................... 585
Electric power steering
system ................................ 582
Engine coolant
temperature ........................ 582
Engine oil pressure ............... 581
Engine system ...................... 582
High engine coolant
temperature ........................ 582
Lane marker indicators ......... 584
LDA (Lane Departure Alert)
indicator .............................. 584
Low engine oil pressure ........ 581
Low fuel level ........................ 585
Malfunction indicator lamp .... 582
Master warning ..................... 585
Open door ............................. 584
PCS (Pre-Crash Safety
system) ............................... 583
Rear passengers’ seat belt
reminder lights .................... 585
Slip indicator ......................... 583
Smart entry &
start system indicator.......... 584
Speed limiter indicator .......... 584
SRS....................................... 582
Stop & Start cancel
indicator .............................. 584
Tire pressure ......................... 585
Warning messages ............... 592Washer.............................. 273, 277
Checking ............................... 507
Preparing and checking
before winter....................... 362
Switch ........................... 273, 277
Washing and waxing ............... 478
Weight....................................... 646
Wheels ...................................... 530
Replacing .............................. 530
Size ....................................... 659
Window glasses....................... 214
Window lock switch ................ 214
Windows ................................... 214
Power windows ..................... 214
Rear window
defogger ..................... 442, 453
Washer ................................. 273
Windshield wiper ..................... 273
Intermittent
windshield wiper ................. 273
Rain-sensing
windshield wiper ................. 274
Winter driving tips ................... 362
Wireless remote control
key .......................................... 143
Battery-saving function ......... 169
Locking/Unlocking................. 143
Replacing the battery ............ 537
WMA disc ................................. 378