Page 382 of 564
382 4-3. Do-it-yourself maintenance
Washer fluid
If the washer fluid level is less
than “FULL” line, add washer
fluid to “FULL” line.
NOTICE
When recharging the battery
Never recharge the battery while the engine is running. Also, be sure all
accessories are turned off.
When adding distilled water
Avoid overfilling. Water spilled during battery recharging may cause corro-
sion.
CAUTION
When adding washer fluid
Do not add washer fluid when the engine is hot or running as washer fluid
contains alcohol and may catch fire if spilled on the engine etc.
Page 403 of 564
403
4-3. Do-it-yourself maintenance
4
Maintenance and care
Wireless remote control/electronic key batter y
Replace the battery with a new one if it is depleted.
You will need the following items:
Flathead screwdriver
Lithium battery CR2016 (vehicles without a smart entry & start
system), or CR1632 (vehicles with a smart entry & start sys-
tem)
Replacing the battery (vehicles without a smart entry & start
system)
Remove the cover.
To prevent damage to the key,
cover the tip of the screwdriver
with a rag.
To prevent the buttons from
being disassembled, face the
button surface downward.
Remove the module.
STEP1
STEP2
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404 4-3. Do-it-yourself maintenance
Open the case cover and
remove the depleted battery.
Insert a new battery with the
“+” terminal facing up.
Replacing the battery (vehicles with a smart entry & start
system)
Take out the mechanical key.
Remove the cover.
To prevent damage to the key,
cover the tip of the screwdriver
with a rag.
STEP3
STEP1
STEP2
Page 405 of 564

405 4-3. Do-it-yourself maintenance
4
Maintenance and care
Use a CR2016 (vehicles without a smart entry & start system) or
CR1632 (vehicles with a smart entry & start system) lithium battery
Batteries can be purchased at any authorized Toyota dealer or repairer,
or another duly qualified and equipped professional, local electrical appli-
ance shops or camera stores.
Replace only with the same or equivalent type recommended by the
manufacturer.
Dispose of used batteries according to local laws.
If the key battery is depleted
The following symptoms may occur:
The smart entry & start system (if equipped) and wireless remote control
will not function properly.
The operational range will be reduced.
When replacing the module (vehicles without a smart entry and start
system)
Remove the depleted battery.
Insert a new battery with the
“+” terminal facing up.
STEP3
Replace the module from right above.
Replacing it from diagonally above may
prevent the key buttons from operating
properly.
Page 406 of 564
406 4-3. Do-it-yourself maintenance
CAUTION
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.
Certification for the lithium battery
RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT
TYPE. DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUC-
TIONS
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.
Page 408 of 564
408 4-3. Do-it-yourself maintenance
Engine compartment (type C fuse box for the left-hand drive
vehicles)
Pull the rubber strip on the
edge to unhook it from the
cover, and then push the tabs
in and lift the cover off.
Remove the battery terminal
cover and then the fuse box
cover.
Page 409 of 564
409 4-3. Do-it-yourself maintenance
4
Maintenance and care
Engine compartment (type C fuse box for the right-hand drive
vehicles)
Pull the rubber strip on the
edge to unhook it from the
cover, and then push the tabs
in and lift the cover off.
Remove the battery terminal
cover and then the fuse box
cover.
Page 435 of 564

5When trouble arises
435
5-1. Essential information
Emergency flashers .......... 436
If your vehicle needs to
be towed ......................... 437
If you think something is
wrong .............................. 445
Fuel pump shut
off system ....................... 446
5-2. Steps to take in an
emergency
If a warning light turns
on or a warning buzzer
sounds... ........................ 447
If you have a flat tire
(vehicles with a spare
tire) ................................. 462
If you have a flat tire
(vehicles with an
emergency tire puncture
repair kit)......................... 475
If the engine will not
start ................................ 492
If the shift lever cannot be
shifted from P ................. 495
If you lose your keys ......... 496If the electronic key does
not operate properly ....... 497
If the battery is
discharged ...................... 501
If your vehicle
overheats ........................ 509
If you run out of fuel and
the engine stalls.............. 514
If the vehicle becomes
stuck ............................... 516
If your vehicle has to
be stopped in an
emergency ...................... 518