2016 TOYOTA HIGHLANDER HYBRID battery

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.

4356-3. Do-it-yourself maintenance
HIGHLANDER_HV_U (OM48F12U)
6
Maintenance and care
Under the driver’s side instrument panel
Remove the lid.
Luggage compartment
Remove the 12-volt battery cover
(  P. 410) and then remove the
terminal cover.
Remove the fuse with the pull-
out tool.
Only type A fuses can be removed
using the pullout tool.
3

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

4657-2. Steps to take in an emergency
7
When trouble arises
HIGHLANDER_HV_U (OM48F12U)
■SRS warning light
This warning light system monitors the airbag sensor assembly, front impact
sensors, side impact sensors (front door), side impact sensors (rear), driver’s
seat position sensor, driver’s seat belt buckle switch, front passenger occu-
pant classification system (ECU and sensors), “AIR BAG ON” indicator light,
“AIR BAG OFF” indicator light, front passenger’s seat belt buckle switch,
driver’s seat belt pretensioner, front passenger’s seat belt pretensioner and
force limiter, airbags, interconnecting wiring and power sources.
( P. 43)
■ Front passenger detection sensor, seat belt reminder and warning
buzzer
If luggage is placed on the front passenger seat, the front passenger detec-
tion sensor may cause the warning light to flash and the warning buzzer to
sound even if a passenger is not sitting in the seat.
■ If the malfunction indicator la mp comes on while driving
First check the following:
● Is the fuel tank empty?
If it is, fill the fuel tank immediately.
● Is the fuel tank cap loose?
If it is, tighten it securely.
The light will go off after several driving trips.
If the light does not go off even after several trips, contact your Toyota dealer
as soon as possible.
■ Electric power steering system warning light (warning buzzer)
When the 12-volt battery charge becomes insufficient or the voltage tem-
porarily drops, the electric power steering system warning light may come
on and the warning buzzer may sound.
■When the tire pressure warning light comes on
Check the tire inflation pressure and adjust to the appropriate level. Push-
ing the tire pressure warning reset switch will not turn off the tire pressure
warning light.
■The tire pressure warning light may come on due to natural causes
The tire pressure warning light may come on due to natural causes such
as natural air leaks and tire inflation pressure changes caused by temper-
ature. In this case, adjusting the ti re inflation pressure will turn off the
warning light (after a few minutes).

4757-2. Steps to take in an emergency
7
When trouble arises
HIGHLANDER_HV_U (OM48F12U)
Monochrome display
Color display
(If equipped)
Indicates that an intuitive parking assist-sensor is
dirty or covered with iceA buzzer also sounds.
 Clean the sensor.
Preparing the vehicle for refueling.
Wait a moment.
You may commence refueling.
Finish refueling within 30 minutes.
Close the fuel filler door.
Indicates that the accelerator pedal is depressed
while the shift lever is in N
A buzzer also sounds.
 Release the accelerator pedal and shift the
shift lever to D, S or R.
Indicates that the hybrid battery (traction battery)
power has dropped because a long period of time
has elapsed after shifting the shift lever to N
A buzzer also sounds.
 Restart the hybrid system when starting
the vehicle.
Warning messageDetails/Actions
(Flashes)
(Flashes)

4767-2. Steps to take in an emergency
HIGHLANDER_HV_U (OM48F12U)
Indicates a malfunction in the hybrid systemA buzzer also sounds.
 Immediately stop the vehicle in a safe place
and contact your Toyota dealer.
Indicates that the hybrid battery (traction battery)
is low A buzzer also sounds.
 When stopping the vehicle for a long
period of time, shift the shift lever to P. The
battery cannot be charged with the shift
lever in N.
Indicates a malfunction in the EPS (Electric
Power Steering) system
A buzzer also sounds.
 Have the vehicle inspected by your Toyota
dealer.
Indicates that the vehicle is being driven at 3 mph (5
km/h) or more with the parking brake still engaged
A buzzer also sounds.
 Release the parking brake.
Warning messageDetails/Actions
(Flashes)
(U.S.A.) (Canada) (Flashes)

4827-2. Steps to take in an emergency
HIGHLANDER_HV_U (OM48F12U)
*1: Refer to the separate “Scheduled Maintenance Guide” or “Owner’s ManualSupplement” for the maintenance interval applicable to your vehicle.
*2: For the EV drive mode operating conditions: P. 235
Indicates that the EV drive mode is not avail-
able
*2
The reason the EV drive mode is not available
(the vehicle is idling, hybrid battery [traction
battery] charge is low, speed is higher than the
EV drive mode operating speed range, acceler-
ator pedal is depressed too much) may be dis-
played.
A buzzer also sounds.
 Use the EV drive mode when it becomes
available.
Indicates that the EV drive mode has been auto-
matically canceled
*2
The reason the EV drive mode is not available
(the hybrid battery [traction battery] charge is
low, speed is higher than the EV drive mode
operating speed range, accelerator pedal is
depressed too much) may be displayed.
A buzzer also sounds.
 Drive the vehicle for a while.
Warning messageDetails/Actions