Page 1 of 512
AVALON_HV_U (OM41451U)
Pictorial indexSearch by illustration
1For safety
and securityMake sure to read through them
2Instrument
clusterHow to read the gauges and meters, the variety of
warning lights and indicators, etc.
3Operation of
each componentOpening and closing the doors and windows,
adjustment before driving, etc.
4DrivingOperations and advices which are necessary for
driving
5Interior featuresUsage of the interior features, etc.
6Maintenance
and careCaring for your vehicle and maintenance
procedures
7When trouble
arisesWhat to do in case of malfunction or emergency
8Vehicle
specificationsVehicle specifications, customizable features, etc.
9For ownersReporting safety defects for U.S. owners
IndexSearch by symptom
Search alphabetically
Page 5 of 512

5
1
8 7
6
5
4
3
2
9
AVALON_HV_U (OM41451U)6-1. Maintenance and care
Cleaning and protecting the vehicle exterior .......... 330
Cleaning and protecting the vehicle interior ........... 333
6-2. Maintenance Maintenance requirements ................... 336
General maintenance ........ 338
Emission inspection and maintenance (I/M)
programs ......................... 342
6-3. Do-it-yourself maintenance
Do-it-yourself service precautions ..................... 343
Hood.................................. 346
Positioning a floor jack ...... 347
Engine compartment ......... 349
12-volt battery ................... 358
Tires .................................. 362
Tire inflation pressure........ 369
Wheels .............................. 372
Air conditioning filter .......... 375
Electronic key battery ........ 377
Checking and replacing fuses ............................... 379
Light bulbs ......................... 390 7-1. Essential information
Emergency flashers ........... 406
If your vehicle has to be stopped in an
emergency....................... 407
7-2. Steps to take in an emergency
If your vehicle needs to be towed .......................... 408
If you think something is wrong............................... 411
If a warning light turns on or a warning buzzer
sounds ............................. 412
If a warning message is displayed ......................... 422
If you have a flat tire .......... 423
If the hybrid system will not start ........................... 435
If the shift lever cannot be shifted from P ............. 437
If the electronic key does not operate properly ........ 438
If the 12-volt battery is discharged ....................... 440
If your vehicle overheats......................... 444
If the vehicle becomes stuck ................................ 448
6Maintenance and care7When trouble arises
Page 6 of 512
TABLE OF CONTENTS6
AVALON_HV_U (OM41451U)8-1. Specifications
Maintenance data (fuel, oil level, etc.) .......... 452
Fuel information ................ 461
Tire information ................. 464
8-2. Customization Customizable features ...... 477
8-3. Items to initialize Items to initialize................ 484
Reporting safety defects for U.S. owners ............................. 486 What to do if...
(Troubleshooting) ..................... 488
Alphabetical index ...................... 494
8Vehicle specifications
9For owners
Index
For vehicles with a display audio sy stem, refer to the “Display Audio
System Owner’s Manual” for information regarding the display audio
system.
For vehicles with a navigation sy stem, refer to the “Navigation Sys-
tem Owner’s Manual” for information regarding the navigation sys-
tem.
Page 72 of 512

721-2. Hybrid system
AVALON_HV_U (OM41451U)■
After the 12-volt battery has discharged or has been changed or
removed
The gasoline engine may not stop even if the vehicle is running on the hybrid
battery (traction battery). If this continues for a few days, contact your Toyota
dealer.
■ Sounds and vibrations specific to a hybrid vehicle
There may be no engine sounds or vibration even though the vehicle is able
to move. For safety, apply the parking brake and make sure to shift the shift
position to P when parked.
The following sounds or vibrations may occur when the hybrid system is
operating and are not a malfunction:
●Motor sounds may be heard from under the vehicle.
● Sounds may be heard from the hybrid battery (traction battery) behind the
rear seats when the hybrid system starts or stops.
● Sounds from the hybrid system may be heard when the trunk lid is open.
● Sounds may be heard from the hybrid transmission when the hybrid system
starts or stops.
● Engine sounds may be heard when accelerating sharply.
● Sounds may be heard due to regenerative braking when the brake pedal is
depressed.
● Vibration may be felt when the gasoline engine starts or stops.
● Cooling fan sounds may be heard from the air intake vents on the left side of
the rear seatback.
■ Vehicle proximity notification system
In the following cases, the vehicle proximity notification system may be diffi-
cult for surrounding people to hear.
●In very noisy areas
● In the wind or the rain
Also, as the vehicle proximity notification system is installed on the front of
the vehicle, it may be more difficult to hear from the rear of the vehicle com-
pared to the front.
■ Maintenance, repair, recycling, and disposal
Contact your Toyota dealer regarding maintenance, repair, recycling and dis-
posal. Do not dispose of the vehicle yourself.
Page 79 of 512
79
1
For safety and security
AVALON_HV_U (OM41451U)
1-3. Theft deterrent system
The indicator light flashes after
the power switch has been turned
off to indicate that the system is
operating.
The indicator light stops flashing
after the power switch has been
turned to ACCESSORY or ON
mode to indicate that the system
has been canceled.
■System maintenance
The vehicle has a maintenance-free type immobilizer system.
■ Conditions that may cause the system to malfunction
●If the grip portion of the key is in contact with a metallic object
● If the key is in close proximity to or touching a key to the security system
(key with a built-in transponder chip) of another vehicle
Immobilizer system
The vehicle’s keys have built-in transponder chips that prevent
the hybrid system from starting if a key has not been previously
registered in the vehi cle’s on-board computer.
Never leave the keys inside the vehicle when you leave the vehi-
cle.
Page 82 of 512

821-3. Theft deterrent system
AVALON_HV_U (OM41451U)
■System maintenance
The vehicle has a maintenance-free type alarm system.
■ Items to check before locking the vehicle
To prevent unexpected triggering of the alarm and vehicle theft, make sure of
the following:
●Nobody is in the vehicle.
● The windows and moon roof are closed before the alarm is set.
● No valuables or other personal items are left in the vehicle.
■ Triggering of the alarm
The alarm may be triggered in the following situations:
(Stopping the alarm deactivates the alarm system.)
■ Alarm-operated door lock
●When the alarm is operating, the doors are locked automatically to prevent
intruders.
● Do not leave the key inside the vehicle when the alarm is operating, and
make sure the key is not inside the vehicle when recharging or replacing the
battery.
●
A person inside the vehicle opens a
door, the trunk or hood.
● The 12-volt battery is recharged or
replaced when the vehicle is locked.
NOTICE
■To ensure the system operates correctly
Do not modify or remove the system. If modified or removed, the proper
operation of the system cannot be guaranteed.
Page 329 of 512
329
6Maintenance and care
AVALON_HV_U (OM41451U)6-1. Maintenance and care
Cleaning and protecting the vehicle exterior .......... 330
Cleaning and protecting the vehicle interior ........... 333
6-2. Maintenance Maintenance requirements ................... 336
General maintenance ........ 338
Emission inspection and maintenance (I/M)
programs ......................... 342 6-3. Do-it-yourself
maintenance
Do-it-yourself service precautions ..................... 343
Hood ................................. 346
Positioning a floor jack ...... 347
Engine compartment ......... 349
12-volt battery ................... 358
Tires .................................. 362
Tire inflation pressure ....... 369
Wheels .............................. 372
Air conditioning filter.......... 375
Electronic key battery........ 377
Checking and replacing fuses ............................... 379
Light bulbs......................... 390
Page 330 of 512

330
AVALON_HV_U (OM41451U)
6-1. Maintenance and care
●Working from top to bottom, liber ally apply water to the vehicle
body, wheel wells and underside of the vehicle to remove any dirt
and dust.
● Wash the vehicle body using a sponge or soft cloth, such as a
chamois.
● For hard-to-remove marks, use car wash soap and rinse thoroughly
with water.
● Wipe away any water.
● Wax the vehicle when the wate rproof coating deteriorates.
If water does not bead on a clean surface, apply wax when the vehicle
body is cool.
■Automatic car washes
●Fold the mirrors before washing the vehi cle. Start washing from the front of
the vehicle. Make sure to extend the mirrors before driving.
● Brushes used in automatic car washes may scratch the vehicle surface and
harm your vehicle’s paint.
■ High pressure car washes
●Do not allow the nozzles of the car wash to come within close proximity of
the windows.
● Before using the car wash, check that the fuel filler door on your vehicle is
closed properly.
■ 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. 125)
Cleaning and protecting the vehicle
exterior
Perform the following to protect the vehicle and maintain it in
prime condition: