Page 425 of 504
4257-2. Steps to take in an emergency
7
When trouble arises
AVALON_HV_U (OM41457U)
CAUTION
■When using the compact spare tire
●Remember that the compact spare tire provided is specifically
designed for use with your vehicle. Do not use your compact spare tire
on another vehicle.
●Do not use more than one compact spare tires simultaneously.
●Replace the compact spare tire with a standard tire as soon as possi-
ble.
●Avoid sudden acceleration, abrupt steering, sudden braking and shift-
ing operations that cause sudden engine braking.
■When the compact spare tire is attached
The vehicle speed may not be correctly detected, and the following sys-
tems may not operate correctly:
• ABS & Brake assist
• VSC
•TRAC
• Cruise control (if equipped)
• Dynamic radar cruise control (if equipped) • PCS (if equipped)
• EPS
• Rear view monitor system
(if equipped)
• Navigation system (if equipped)
Page 426 of 504

4267-2. Steps to take in an emergency
AVALON_HV_U (OM41457U)
CAUTION
■Speed limit when using the compact spare tire
Do not drive at speeds in excess of 50 mph (80 km/h) when a compact
spare tire is installed on the vehicle.
The compact spare tire is not designed for driving at high speeds. Fail-
ure to observe this precaution may lead to an accident causing death or
serious injury.
■After using the tools and jack
Before driving, make sure all the tools and jack are securely in place in
their storage location to reduce the possibility of personal injury during a
collision or sudden braking.
NOTICE
■Driving with tire chains and the compact spare tire
Do not fit tire chains to the compact spare tire.
Tire chains may damage the vehicle body and adversely affect driving
performance.
■When replacing the tires
When removing or fitting the wheels, tires or the tire pressure warning
valve and transmitter, contact your Toyota dealer as the tire pressure
warning valve and transmitter may be damaged if not handled correctly.
Page 427 of 504

4277-2. Steps to take in an emergency
7
When trouble arises
AVALON_HV_U (OM41457U)
One of the following may be the cause of the problem:
●The electronic key may not be functioning properly. ( P. 431)
● There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle.
● There may be a malfunction in the immobilizer system. (P. 7 9 )
● There may be a malfunction in the steering lock system.
● The hybrid system may be malfunctioning due to an electrical prob-
lem such as electronic key battery depletion or a blown fuse. How-
ever, depending on the type of malfunction, an interim measure is
available to start the hybrid system. ( P. 428)
One of the following may be the cause of the problem:
● The 12-volt battery may be discharged. ( P. 432)
● The 12-volt battery terminal conn ections may be loose or corroded.
If the hybrid system will not start
Reasons for the hybrid system not starting vary depending on
the situation. Check the follo wing and perform the appropriate
procedure:
The hybrid system will not start even though the correct starting
procedure is being followed. ( P. 177)
The interior lights and headlights are dim, or the horn does not
sound or sounds at a low volume.
Page 428 of 504
4287-2. Steps to take in an emergency
AVALON_HV_U (OM41457U)
One of the following may be the cause of the problem:
●One or both of the 12-volt batter y terminals may be disconnected.
● The 12-volt battery may be discharged. ( P. 432)
Contact your Toyota dealer if the problem cannot be repaired, or if repair
procedures are unknown.
When the hybrid system does not start, the following steps can be
used as an interim measure to st art the hybrid system if the power
switch is functioning normally:
Set the parking brake.
Shift the shift lever to P.
Turn the power switch to ACCESSORY mode.
Press and hold the power switch for about 15 seconds while
depressing the brake pedal firmly.
Even if the hybrid system can be started using the above steps, the
system may be malfunctioning. Have the vehicle inspected by your
Toyota dealer.
The interior lights and headlight s do not turn on, or the horn
does not sound.
Emergency start function
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Page 429 of 504
4297-2. Steps to take in an emergency
7
When trouble arises
AVALON_HV_U (OM41457U)
Set the parking brake.
Turn the power switch to ACCESSORY mode.
Depress the brake pedal.
Pry the cover up with a flathead
screwdriver or equivalent tool.
To prevent damage to the cover,
cover the tip of the screwdriver with
a rag.
Press the shift lock override
button.
The shift lever can be shifted while
the button is pressed.
If the shift lever cannot be shifted from P
If the shift lever cannot be shifted with your foot on the brake
pedal, there may be a problem with the shift lock system (a sys-
tem to prevent accidental operation of the shift lever). Have the
vehicle inspected by your Toyota dealer immediately.
The following steps may be used as an emergency measure to
ensure that the shift lever can be shifted:
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2
3
4
5
Page 430 of 504
4307-2. Steps to take in an emergency
AVALON_HV_U (OM41457U)■
Doors
Use the mechanical key
(
P. 108) in order to perform
the following operations:
Locks all the doors
Unlocks the door
Turning the key rearward
unlocks the driver’s door. Turn-
ing the key once again within 5
seconds unlocks the other
doors.
■
Tr u n k
P. 1 3 4
If the electronic key does not operate prop-
erly
If communication between the electronic key and vehicle is
interrupted ( P. 120) or the electronic key cannot be used
because the battery is depleted, the smart key system and wire-
less remote control cannot be used. In such cases, the doors
and trunk can be opened and the hybrid system can be started
by following the procedure below.
Locking and unlocking the doors and unlocking the trunk
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Page 431 of 504

4317-2. Steps to take in an emergency
7
When trouble arises
AVALON_HV_U (OM41457U)
Ensure that the shift lever is in P and depress the brake pedal.
Touch the Toyota emblem side
of the electronic key to the
power switch.
The power switch will turn to ON
mode.
When the smart key system is
deactivated in customization set-
ting, the power switch will turn to
ACCESSORY mode.
Firmly depress the brake pedal.
A message indicating how to start the hybrid system will be displayed on
the multi-information display.
Press the power switch.
In the event that the hybrid system still cannot be started, contact your
Toyota dealer.
■ Stopping the hybrid system
Shift the shift lever to P and press the power switch as you normally do when
stopping the hybrid system.
■ Replacing the key battery
As the above procedure is a temporary measure, it is recommended that the
electronic key battery be replaced immediately when the battery is depleted.
(P. 369)
■ Changing power switch modes
Release the brake pedal and press the power switch in step above.
The hybrid system does not start and modes will be changed each time the
switch is pressed.( P. 178)
■ When the electronic key does not work properly
●Make sure that the smart key system has not been deactivated in the cus-
tomization setting. If it is off, turn the function on.
(Customizable features P. 469)
● Check if battery-saving mode is set. If it is set, cancel the function.
(P. 119)
Starting the hybrid system
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3
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3
Page 432 of 504
4327-2. Steps to take in an emergency
AVALON_HV_U (OM41457U)
If you have a set of jumper (or booster) cables and a second vehicle
with a 12-volt battery, you can jump start your vehicle by following the
steps below.
Open the trunk lid and remove
the 12-volt battery cover.
In the event that the trunk opener
cannot be used, use the loop of
wire to unlock the trunk. ( P. 134)
Connect the jumper cables according to the following procedure:
Connect a positive jumper cable clamp to the positive (+) battery
terminal on your vehicle.
Connect the clamp on the other e nd of the positive cable to the
positive (+) battery terminal on the second vehicle.
Connect a negative cable clamp to the negative (-) battery termi-
nal on the second vehicle.
If the 12-volt batter y is discharged
The following procedures may be used to start the hybrid sys-
tem if the 12-volt battery is discharged.
You can also call your Toyota de aler or a qualified repair shop.
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