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209 2-3. Operating the lights and windshield wipers
2
When driving
FT86_EE
Automatic light off system (if equipped)
Vehicles without a smart entry & start system
When the light switch is in or
: The headlights turn off auto-
matically if the key is removed from the engine switch.
To turn the lights on again, turn the engine switch to the “ON” position, or
turn the light switch off once and then back to
or .
Vehicles with a smart entry & start system
When the light switch is in or
: The headlights turn off auto-
matically if the “ENGINE START STOP” switch is turned off.
To turn the lights on again, turn the “ENGINE START STOP” switch to IGNI-
TION ON mode, or turn the light switch off once and then back to
or
.
Light reminder buzzer
Vehicles without a smart entry & start system
A buzzer sounds when the engine switch is turned to “LOCK” position and
the driver's door is opened with the key removed from the engine switch
while the lights are turned on.
Vehicles with a smart entry & start system
A buzzer sounds when the “ENGINE START STOP” switch is turned off or
turned to ACCESSORY mode and the driver's door is opened while the
lights are turned on.
Automatic headlight leveling system (if equipped)
The level of the headlights is automatically adjusted according to the number
of passengers and the loading condition of the vehicle to ensure that the
headlights do not interfere with other road users.
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210 2-3. Operating the lights and windshield wipers
FT86_EE
Battery-saving function (if equipped)
In the following conditions, the headlights and the other remaining lights will
go off automatically after 20 minutes in order to prevent the vehicle battery
from being discharged:
The headlights and/or tail lights are on.
The key is removed from the engine switch (vehicles without a smart
entry & start system) or the “ENGINE START STOP” switch is turned off
(vehicles with a smart entry & start system).
The light switch is in or .
This function will be canceled in any of the following situations:
When the engine switch is turned to the “ON” position (vehicles without a
smart entry & start system) or the “ENGINE START STOP” switch is
turned to IGNITION ON mode (vehicles with a smart entry & start sys-
tem)
When the light switch is operated
When the door is opened or closed
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256 3-3. Using the interior lights
FT86_EE
Interior light
Turns the light off
Turns the door position on
Turns the light on
Illuminated entry system
Vehicles without a smart entry & start system
The lights automatically turn on/off according to the engine switch position,
whether the doors are locked/unlocked, and whether the doors are open/
closed.
Vehicles with a smart entry & start system
The lights automatically turn on/off according to “ENGINE START STOP”
switch mode, the presence of the electronic key, whether the doors are
locked/unlocked, and whether the doors are open/closed.
To prevent battery discharge
If the following lights remain on when the door is not fully closed, the lights
will go off automatically after 20 minutes:
Interior light (when the switch is in the
“DOOR” position)
Engine switch light (vehicles without a smart entry & start system)
“ENGINE START STOP” switch light (vehicles with a smart entry & start
system)
Door courtesy lights (if equipped)
Customization that can be configured at any authorized Toyota dealer
or repairer, or another duly qualified and equipped professional
Settings (e.g. the time elapsed before lights turn off) can be changed.
(Customizable features
P. 430)
Interior light
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307 4-3. Do-it-yourself maintenance
4
Maintenance and care
FT86_EE
Before recharging
When recharging, the battery produces hydrogen gas which is flammable
and explosive. Therefore, before recharging:
If recharging with the battery installed on the vehicle, be sure to discon-
nect the ground cable.
Make sure the power switch on the charger is off when connecting and
disconnecting the charger cables to the battery.
After recharging/reconnecting the battery (vehicles with a smart entry
& start system)
Unlocking the doors using the smart entry & start system may not be
possible immediately after reconnecting the battery. If this happens, use
the wireless remote control or the mechanical key to lock/unlock the
doors.
Start the engine with the “ENGINE START STOP” switch in ACCES-
SORY mode. The engine may not start with the “ENGINE START STOP”
switch turned off. However, the engine will operate normally from the sec-
ond attempt.
The “ENGINE START STOP” switch mode is recorded by the vehicle. If
the battery is reconnected, the vehicle will return the “ENGINE START
STOP” switch mode to the status it was in before the battery was discon-
nected. Make sure to turn off the engine before disconnect the battery.
Take extra care when connecting the battery if the “ENGINE START
STOP” switch mode prior to discharge is unknown.
If the engine will not start even after multiple attempts, contact any
authorized Toyota dealer or repairer, or another duly qualified and equipped
professional.
Page 320 of 448
320
4-3. Do-it-yourself maintenance
FT86_EE
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.
STEP 1
STEP 2
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321 4-3. Do-it-yourself maintenance
4
Maintenance and care
FT86_EE
Open the case cover using a
coin protected with tape etc.
and remove the depleted bat-
tery.
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.
STEP 3
STEP 1
STEP 2
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322 4-3. Do-it-yourself maintenance
FT86_EE
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 putting the module back (vehicles without a smart entry & start
system)
Remove the depleted battery.
Insert a new battery with the
“+” terminal facing up.
STEP 3
Insert the module from directly above.
Inserting it on an angle may prevent the
key buttons from operating properly.
Page 351 of 448

5When trouble arises
351
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5-1. Essential information
Emergency flashers .......... 352
If your vehicle needs to
be towed ......................... 353
If you think something is
wrong .............................. 360
Fuel pump shut off
system ............................ 361
5-2. Steps to take in an
emergency
If a warning light turns
on or a warning buzzer
sounds... ........................ 362
If you have a flat tire
(vehicles with a spare
tire) ................................. 371
If you have a flat tire
(vehicles with an
emergency tire puncture
repair kit)......................... 379
If the engine will not
start ................................ 394
If the shift lever cannot
be shifted from P ............ 397
If you lose your keys ......... 398If the electronic key does
not operate properly ....... 399
If the battery is
discharged ...................... 403
If your vehicle
overheats ........................ 408
If the vehicle becomes
stuck ............................... 411
If your vehicle has to
be stopped in an
emergency ...................... 413