key TOYOTA HIGHLANDER HYBRID 2016 XU50 / 3.G Service Manual

2464-3. Operating the lights and wipers
HIGHLANDER_HV_U (OM48F12U)■
Headlight control sensor
■ Automatic light off system
●When the headlights are on: The headlights and tail lights turn off 30 sec-
onds after the power switch is turned to ACCESSORY mode or turned off
and any of the doors is opened and closed. (The lights turn off immediately if
on the key is pressed after all the doors are locked.)
● When only the tail lights are on: The tail lights turn off automatically if the
power switch is turned to ACCESSORY mode or turned off and the driver’s
door is opened.
To turn the lights on again, turn the power switch to ON mode, or turn the light
switch off once and then back to or .
If any of the doors is kept open, the lights automatically turn off after 20 min-
utes.
■ Light reminder buzzer
A buzzer sounds when the power switch is turned off or turned to ACCES-
SORY mode and the driver’s door is opened while the lights are turned on. The sensor may not function properly if an
object is placed on the sensor, or anything
that blocks the sensor is affixed to the
windshield.
Doing so interferes with the sensor
detecting the level of ambient light and
may cause the automatic headlight sys-
tem to malfunction.

3435-2. Using the interior lights
5
Interior features
HIGHLANDER_HV_U (OM48F12U)
■Illuminated entry system
The lights automatically turn on/off according to power switch mode, the pres-
ence of the electronic key, whether the doors are locked/unlocked, and
whether the doors are opened/closed.
■ To prevent 12-volt battery discharge
If the following lights are left on when the power switch is turned off, the lights
will go off automatically after 20 minutes:
●Interior lights
● Personal lights
● Front door courtesy lights
● Ambient lights (if equipped)
● Power switch light
■ Customization
Settings (e.g. the time elapsed before lights turn off) can be changed.
(Customizable features: P. 560)

3455-3. Using the storage features
5
Interior features
HIGHLANDER_HV_U (OM48F12U)
Unlock with the mechanical key
Lock with the mechanical key
Open (pull lever)
■Power back door main switch
The power back door main switch is located in the glove box. ( P. 136)
To open the console box lids,
press on the knob and slide both
lids.
■Tray in the console box
Glove box
1
2
3
Console box
The tray slides forward/backward and can
be removed.

381
6Maintenance and care
HIGHLANDER_HV_U (OM48F12U)6-1. Maintenance and care
Cleaning and protecting the vehicle exterior .......... 382
Cleaning and protecting the vehicle interior ........... 386
6-2. Maintenance Maintenance requirements ................... 389
General maintenance........ 392
Emission inspection and maintenance (I/M)
programs ......................... 396
6-3. Do-it-yourself maintenance
Do-it-yourself service precautions ..................... 397
Hood ................................. 399
Positioning a floor jack ...... 401
Engine compartment ......... 402
12-volt battery ................... 410
Tires .................................. 415
Tire inflation pressure ....... 425
Wheels .............................. 428
Air conditioning filter.......... 430
Electronic key battery........ 432
Checking and replacing fuses ............................... 434
Light bulbs......................... 438

3836-1. Maintenance and care
6
Maintenance and care
HIGHLANDER_HV_U (OM48F12U)■
When using a car wash
If the door handle becomes wet while the electronic key is within the ef\
fective
range, the door may lock and unlock repeatedly. In that case, follow the fol-
lowing correction procedures to wash the vehicle:
●Place the key in a position 6 ft. (2 m) or more separate from the vehicle
while the vehicle is being washed. (Take care to ensure that the key is not
stolen.)
● Set the electronic key to battery-saving mode to disable the smart key sys-
tem. ( P. 150)
■ Aluminum wheels
●Remove any dirt immediately by using a neutral detergent. Do not use hard
brushes or abrasive cleaners. Do not use strong or harsh chemical clean-
ers.
Use the same mild detergent and wax as used on the paint.
● Do not use detergent on the wheels when they are hot, for example after
driving for long distance in the hot weather.
● Wash detergent from the wheels immediately after use.
■ Bumpers
Do not scrub with abrasive cleaners.

4136-3. Do-it-yourself maintenance
HIGHLANDER_HV_U (OM48F12U)
6
Maintenance and care
■After recharging/reconnecting the 12-volt battery
●The hybrid system may not start. Follow the procedure below to initialize the
system.
Shift the shift lever to P.
Open and close any of the doors.
Restart the hybrid system.
● Unlocking the doors using the smart key system may not be possible imme-
diately after reconnecting the 12-volt battery. If this happens, use the wire-
less remote control or the mechanical key to lock/unlock the doors.
● Start the hybrid system with the power switch in ACCESSORY mode. The
hybrid system may not start with the power switch turned off. However, the
hybrid system will operate normally from the second attempt.
● The power switch mode is recorded by the vehicle. If the 12-volt battery is
disconnected and reconnected, the vehicle will return the power switch
mode to the status it was in before the 12-volt battery was disconnected.
Make sure to turn off the power switch before disconnecting the 12-volt bat-
tery. Take extra care when connecting the 12-volt battery if the power switch
mode prior to the battery being disconnected is unknown.
If the system will not start even after multiple attempts, contact your Toyota
dealer.
WARNING
■ Chemicals in the 12-volt battery
The 12-volt battery contains poisonous and corrosive sulfuric acid and may
produce hydrogen gas which is flammable and explosive. To reduce the risk
of death or serious injury, take the following precautions while working on or
near the 12-volt battery:
●Do not cause sparks by touching the 12-volt battery terminals with tools.
● Do not smoke or light a match near the 12-volt battery.
● Avoid contact with eyes, skin and clothes.
● Never inhale or swallow electrolyte.
● Wear protective safety glasses when working near the 12-volt battery.
● Keep children away from the 12-volt battery.
■ Where to safely charge the 12-volt battery
Always charge the 12-volt battery in an open area. Do not charge the 12-
volt battery in a garage or closed room where there is not sufficient ventila-
tion.
■ How to recharge th e 12-volt battery
Only perform a slow charge (5 A or less). The 12-volt battery may explode if
charged at a quicker rate.
1
2
3

4326-3. Do-it-yourself maintenance
HIGHLANDER_HV_U (OM48F12U)
●Flathead screwdriver
● Small flathead screwdriver
● Lithium battery CR2032
Take out the mechanical key.
Remove the cover.
To prevent damage to the key,
cover the tip of the flathead screw-
driver with a rag.
Remove the depleted battery.
Insert a new battery with the “+”
terminal facing up.
Electronic key batter y
Replace the battery with a new one if it is depleted.
You will need the following items:
Replacing the battery
1
2
3

4336-3. Do-it-yourself maintenance
HIGHLANDER_HV_U (OM48F12U)
6
Maintenance and care
■Use a CR2032 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 smart key system and wireless remote control will not function properly.
● The operational range will be reduced.
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.

453
7When trouble arises
HIGHLANDER_HV_U (OM48F12U)7-1. Essential information
Emergency flashers .......... 454
If your vehicle has to be stopped in an
emergency ...................... 455
7-2. Steps to take in an emergency
If your vehicle needs to be towed ......................... 456
If you think something is wrong .............................. 460
If a warning light turns on or a warning buzzer
sounds ............................ 461
If a warning message is displayed ......................... 470
If you have a flat tire.......... 490
If the hybrid system will not start ........................... 514
If the shift lever cannot be shifted from P ............. 516
If the electronic key does not operate properly........ 517
If the 12-volt battery is discharged ...................... 520
If your vehicle overheats ........................ 525
If the vehicle becomes stuck ............................... 529

4847-2. Steps to take in an emergency
HIGHLANDER_HV_U (OM48F12U)
InteriorbuzzerExterior buzzerWarning messageDetails/Actions
Once  An attempt was made to start
the hybrid system with the shift
lever in an incorrect position.

Shift the shift lever to P
and start the hybrid sys-
tem.
Con-
tinu-
ous

The driver’s door was opened
when the shift lever was not in
P and the power switch was not
turned off.
Shift the shift lever to P.
Con-
tinu-
ousContin-
uous
The driver’s door was opened
and closed while the electronic
key was not in the vehicle, the
shift lever was not in P and the
power switch was not turned
off.
Shift the shift lever to P.
 Bring the electronic key
back into the vehicle.
OnceContin-
uous
An attempt was made to exit
the vehicle with the electronic
key and lock the doors without
first turning the power switch off
when the shift lever was in P.
Turn the power switch off
and lock the doors again.
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