2017 TOYOTA YARIS key battery

873-1. Key information
3
Operation of each component
■Conditions affecting operation (wireless remote control)
The wireless remote control function may not operate normally in the follow-
ing situations:
●When the wireless key battery is depleted
● Near a TV tower, electric power plant, gas station, radio station, large dis-
play, airport or other facility that generates strong radio waves or electrical
noise
● When carrying a portable radio, cellul ar phone or other wireless communi-
cation devices
● When the wireless key is in contact with, or is covered by a metallic object
● When other wireless keys (that emit radio waves) are being used nearby
● If window tint with a metallic content or metallic objects are attached to the
rear window
■ Key battery depletion
If the wireless remote control function does not operate, the battery may be
depleted. Replace the battery when necessary.
■ Customization that can be conf igured at your Toyota dealer
Settings (e.g. wireless remote control system) can be changed.
(Customizable features: →P. 363)
■ Certification for the wireless remote control
U.S.A.
FCC ID: HYQ23AAA
FCC ID: HYQ12BBY
NOTE:
This device complies with part 15 of the FCC Rules. Operation is subject to
the following two conditions: (1) This device may not cause harmful interfer-
ence, and (2) this device must accept any interference received, including
interference that may cause undesired operation.
FCC WARNING:
Changes or modifications not expressly approved by the party responsible for
compliance could void the user’s authority to operate the equipment.
Canada
NOTE:
This device complies with Industry Canada licence-exempt RSS standard(s).
Operation is subject to the following two conditions: (1) this device may not
cause interference, and (2) this device must accept any interference, includ-
ing interference that may cause undesired operation of the device.

2706-3. Do-it-yourself maintenance
Wireless remote control battery∗
●Flathead screwdriver
● Lithium battery CR2016
Ty p e A
Remove the cover.
To prevent damage to the key,
cover the tip of the screwdriver with
a tape.
Remove the module.
Open the battery cover using a
coin protected with tape etc.,
and remove the depleted bat-
tery.
Insert a new battery with the “+”
terminal facing up.
∗: If equipped
Replace the battery with a new one if it is depleted.
You will need the following items:
Replacing the battery
1
2
3

2716-3. Do-it-yourself maintenance
6
Maintenance and care
Ty p e B
Remove the cover.
To prevent damage to the key,
cover the tip of the screwdriver with
a tape.
To prevent the buttons from being
disassembled, face the button sur-
face downward.
Remove the module.
Open the case cover and
remove the depleted battery.
Insert a new battery with the “+”
terminal facing up.
1
2
3

2726-3. Do-it-yourself maintenance
■Use a CR2016 lithium battery
●Batteries can be purchased at your Toyota dealer, local electrical appliance
shops or camera stores.
● Replace only with the same or equivalent type recommended by the manu-
facturer.
● Dispose of used batteries according to local laws.
■ If the key battery is depleted
The following symptoms may occur:
●The wireless remote control will not function properly.
● The operational range will be reduced.
■ When replacing the module (type B only)
Replace the module from right above.
Replacing it from diagonally above may
prevent the key buttons from operating
properly.
WARNING
■Removed battery and other parts
These parts are small and if swallowed by a child, they can cause choking.
Keep away from children. Failure to do so could result in death or serious
injury.
NOTICE
■For normal operation after replacing the battery
Observe the following precautions to prevent accidents:
● Always work with dry hands.
Moisture may cause the battery to rust.
● Do not touch or move any other component inside the remote control.
● Do not bend either of the battery terminals.

382What to do if... (Troubleshooting)
What to do if... (Troubleshooting)
●If you lose your keys, new genuine keys can be made by your Toyota
dealer. (→P. 86)
●Is the key battery weak or depleted? ( →P. 270)
●The function may not operate properly due to the condition of the radio
wave. (→P. 87)
●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. 92)
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

383What to do if... (Troubleshooting)
●Vehicles with a manual transmission:
Did you turn the key while firmly depressing the clutch pedal? (→P. 136)
●Vehicles with an automatic transmission:
Is the shift lever in P? (→P. 136)
●Is the battery discharged? ( →P. 327)
●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. 140)
●It is locked to prevent theft of the vehicle if the key is pulled from the engine
switch. (→P. 137)
●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. 113)
If you think something is wrong
The engine does not start
The shift lever cannot be shifted from P even if you depress
the brake pedal (vehicles with an automatic transmission)
The steering wheel cannot be turned after the engine is
stopped
The windows do not open or close by operating the power
window switches

386Alphabetical index
Care................................... 224, 227Aluminum wheels.................. 225
Exterior ................................. 224
Interior................................... 227
Seat belts .............................. 228
Chains....................................... 198
Child restraint system ............... 53 Infant seats, definition ............. 54
Infant seats, installation .......... 59
Convertible seat, definition ..... 54
Convertible seat,installation ...................... 59, 60
Installing CRS with LATCH
anchors................................. 58
Installing CRS with seat belts .............................. 59
Installing CRS with top tether strap ........................... 63
Booster seats, definition ......... 54
Booster seats, installation ....... 62
Child safety ................................ 52 Airbag precautions .................. 36
Back door precautions ............ 95
Battery precautions ............... 250
Child restraint system ............. 53
How your child should wear
the seat belt .......................... 29
Installing child restraints ......... 57
Power window lock switch .... 113
Power window precautions ... 114
Rear door child-protectors ...... 92
Removed key battery
precautions ......................... 272
Seat belt precautions .............. 30
Child-protectors......................... 92
Cleaning ........................... 224, 227 Aluminum wheels.................. 225
Exterior ................................. 224
Interior................................... 227
Seat belts .............................. 228 Clock........................................... 81
Clutch ....................................... 343
Condenser................................ 248
Coolant ..................................... 246
Capacity................................ 341
Checking............................... 246
Preparing and checking before winter ...................... 197
Cooling system........................ 246 Engine overheating............... 330
CRS (Child Restraint System) .................................... 53
Cruise control .......................... 188
Warning lights ....................... 304
Cup holders ............................. 215
Curtain shield airbags............... 34
Customizable features ............ 363
C

387Alphabetical index
DefoggerOutside rear view mirrors...... 206
Rear window ......................... 206
Windshield ............................ 205
Dimensions .............................. 336
Display Drive information..................... 80
Multi-information display ......... 79
Do-it-yourself maintenance .... 236
Door lock Back door................................ 94
Side doors............................... 89
Wireless remote control .......... 85
Doors Back door................................ 94
Door glasses ......................... 113
Door lock................................. 91
Open door warning buzzer ... 304
Open door warning light........ 304
Outside rear view mirrors...... 111
Rear door child-protector ........ 92
Side doors............................... 89
Side windows ........................ 113
Driver’s seat belt reminder light......................................... 304
Driving ...................................... 116 Break-in tips .......................... 119
Correct driving posture ........... 24
Procedures ........................... 116
Winter drive tips .................... 197 Eco Driving Indicator Light .... 120
Electric Power Steering
(EPS) ...................................... 192 Function ................................ 192
Warning light......................... 303
Emergency flashers ................ 292
Emergency, in case of If the engine will not start ...... 325
If the vehicle battery is discharged.......................... 327
If the warning buzzer sounds................................ 302
If the warning light
turns on .............................. 302
If you have a flat tire ............. 312
If you lose your keys ............... 86
If you think something is wrong ................................. 300
If your vehicle becomes
stuck ................................... 333
If your vehicle has to be stopped in an emergency ... 293
If your vehicle needs to be towed.................................. 295
If your vehicle overheats....... 330
DE