2017 TOYOTA PRIUS battery low

497
PRIUS_OM_OM47B54U_(U)
5-10. Bluetooth®
5
Audio system
Bluetooth®
■When using the Bluetooth® audio system
● In the following conditions, the system may not function.
• If the portable audio player is turned off
• If the portable audio player is not connected
• If the portable audio player’s battery is low
● There may be a delay if a cellular phone connection is made during
Bluetooth
® audio play.
● Depending on the type of portable audio player that is connected to the \
sys-
tem, operation may differ slightly and certain functions may not be available.
■ When using the hands-free system
●The audio system is muted when making a call.
● If both parties speak at the same time, it may be difficult to hear.
● If the received call volume is overly loud, an echo may be heard.
If the Bluetooth
® phone is too close to the system, quality of the sound may
deteriorate and connection status may deteriorate.
● In the following circumstances, it may be difficult to hear the other party:
• When driving on unpaved roads
• When driving at high speeds
• If a window is open
• If the air conditioning is blowing directly on the microphone
• If there is interference from the network of the cellular phone
■ Conditions under which th e system will not operate
● If using a cellular phone that does not support Bluetooth
®
●If the cellular phone is turned off
● If you are outside of cellular phone service coverage
● If the cellular phone is not connected
● If the cellular phone’s battery is low
● When outgoing calls are controlled, due to heavy traffic on telephone lines,
etc.
● When the cellular phone itself cannot be used
● When transferring contact data from the cellular phone

4985-10. Bluetooth®
PRIUS_OM_OM47B54U_(U)■
Bluetooth
® antenna
The antenna is built into the display.
If the Bluetooth
® device is behind the seat or in the glove box or console box,
or is touching or covered by metal objects, the connection status may deterio-
rate.
■ Battery charge/signal status
●This display may not correspond exactly with the portable audio player or
cellular phone itself.
● This system does not have a charging function.
● The portable audio player or cellular phone battery will be depleted quickly
when the device is connected to Bluetooth
®.
■ When using the Bluetooth
® audio and hands-free system at the same
time
The following problems may occur.
● The Bluetooth
® audio connection may be interrupted.
● Noise may be heard during Bluetooth
® audio playback.
■ About the contact in this system
The following data is stored for every registered cellular phone. When
another phone is connecting, you cannot read the registered data.
●Contact data
● Call history
● Favorite
● Message
When removing a Bluetooth
® phone from the system, the above-mentioned
data is also deleted.
■ About Bluetooth
®
The Bluetooth® word mark and logos are
registered trademarks owned by
Bluetooth SIG, Inc. and any use of such
marks by Panasonic Corporation is under
license. Other trademarks and trade
names are those of their respective
owners.

5206-1. Using the air conditioning system and defogger
PRIUS_OM_OM47B54U_(U)
NOTICE
■Humidity sensor (if equipped)
● Do not spray the glass cleaner on the sensor or subject it to strong impacts
● Do not stick anything on the sensor
■ To prevent 12-volt battery discharge
Do not leave the air conditioning system on longer than necessary when the
hybrid system is off.
■ Air outlets
The air outlets become hot when used for heating. Therefore, use caution
and adjust the air outlets accordingly.
In order to detect fog on the windshield, a
sensor which monitors the temperature
of the windshield, the surround humidity,
etc. is installed. ( →P. 517)
Follow these points to avoid damaging
the sensor:
● Do not disassemble the sensor

521
PRIUS_OM_OM47B54U_(U)
6-1. Using the air conditioning system and defogger
6
Interior features
Seat heaters∗
∗: If equipped
Seat heaters heat the front seats.
WARNING
●Care should be taken to prevent injury if anyone in the following categories
comes in contact with the seats when the heater is on:
• Babies, small children, the elderly, the sick and the physically chal-
lenged
• Persons with sensitive skin
• Persons who are fatigued
• Persons who have taken alcohol or drugs that induce sleep (sleeping drugs, cold remedies, etc.)
● Observe the following precautions to prevent minor burns or overheating:
• Do not cover the seat with a blanket or cushion when using the seat
heater.
• Do not use seat heater more than necessary.
NOTICE
● Do not put heavy objects that have an uneven surface on the seat and do
not stick sharp objects (needles, nails, etc.) into the seat.
● To prevent 12-volt battery discharge, do not use the functions when the
hybrid system is off.

PRIUS_OM_OM47B54U_(U)
5496-4. Using the other interior features
6
Interior features
WARNING
■Conditions in which the function may not operate correctly
In the following conditions, it may not operate correctly
● The portable device is fully charged
● There is foreign matter between the charge area and portable device
● The temperature of the portable device gets higher from charging
● The charging surface of the portable device is facing up
● The placement of the portable device is out of alignment with the charge
area
● Near a TV tower, electric power plant, gas station, radio station, large dis-
play, airport or other facility that generates strong radio waves or electri\
cal
noise
● When the electronic key is in contact with, or is covered by the following
metallic objects
• Cards to which aluminum foil is attached
• Cigarette boxes that have aluminum foil inside
• Metallic wallets or bags
• Coins
• Hand warmers made of metal
• Media such as CDs and DVDs
● When other wireless keys (that emit radio waves) are being used nearby
In addition, excluding the above-mentioned, when the charger does not per-
form normally or the operation display lamp is flashing continuously, it is
considered that the wireless charger is malfunctioning. Contact your Toyota
dealer.
■ To prevent failure or damage to data
● Do not bring magnetic cards, such as credit cards, or magnetic recording
media, etc., close to the charger while charging, otherwise, data may dis-
appear under the influence of magnetism. Also, do not bring precision
instruments such as wrist watches, etc., close to the charger, as such
objects may break.
● Do not leave portable devices in the cabin. The temperature inside the
cabin may become high, when under the sun, and cause damage to the
device.
■ To prevent 12-volt battery discharge
When the hybrid system is stopped, do not use the wireless charger for a
long time.

PRIUS_OM_OM47B54U_(U)
5576-4. Using the other interior features
6
Interior features
Press and hold the desired HomeLink® button. After 20 seconds, the
HomeLink® indicator light will start flashing slowly. Keep pressing the
HomeLink® button and press and hold the transmitter button until the
HomeLink® indicator light changes from a slow to a rapid flash.
Release the buttons.
Press and hold the 2 outside but-
tons for 10 seconds until the indi-
cator light flashes.
If you sell your vehicle, be sure to
erase the programs stored in the
HomeLink
® memory.
■ Before programming
●Install a new battery in the remote control transmitter.
● The battery side of the remote control transmitter must be pointed away
from the HomeLink
® button.
■ Certification for the garage door opener
For vehicles sold in the U.S.A.
Reprogramming a HomeLink® button
Erasing the entire HomeLink® memory (all three programs)

PRIUS_OM_OM47B54U_(U)
5677-1. Maintenance and care
7
Maintenance and care
■Note for a smart key system
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. 178)
■ 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.
■ Front side windows water-repellent coating (if equipped)
The following precautions can extend the effectiveness of the water-repellent
coating.
●Remove any dirt, etc. from the front side windows regularly.
● Do not allow dirt and dust to accumulate on the windows for a long period.
Clean the windows with a soft, damp cloth as soon as possible.
● Do not use wax or glass cleaners that contain abrasives when cleaning the
windows.
● Do not use any metallic objects to remove condensation build up.

PRIUS_OM_OM47B54U_(U)
5737-1. Maintenance and care
7
Maintenance and care
Clean the air intake vent by per-
forming the following procedure to
keep dust, etc., from building up
and clogging it.
There is a filter installed to the air
intake vent.
Use a vacuum cleaner to remove
dust from the air intake vent and
filter.
Cleaning the hybrid battery (traction battery) air intake vent
Cleaning procedure