Page 265 of 772
2653. Instrument cluster
3
Instrument cluster
PRIUS PHV_OM_OM47C99E_(EE)■
Function summary
The energy monitor can be used to check the vehicle drive status,
hybrid system operation status and energy regeneration status.
■Flow of energy and display details
When energy is flowing, an arrow appears and a bright point of light
moves to show the direction of the flow of energy. When energy is
not flowing, the bright point of light are not displayed.
How to read the energy monitor
Audio system screen
When the vehicle is powered by
the electric motor (traction
motor)
When the vehicle is powered by
both the gasoline engine and
the electric motor (traction
motor)
When the vehicle is powered by
the gasoline engine
Page 267 of 772

2673. Instrument cluster
3
Instrument cluster
PRIUS PHV_OM_OM47C99E_(EE)
The current remaining charge in the hybrid battery (traction battery) is
displayed on the energy monitor screen.
The system automatically switches to the HV mode when the neces-
sary amount of battery charge for EV driving in EV mode is insuffi-
cient.
The hybrid battery (traction bat-
tery) for EV mode is fully
charged
There is a remaining charge in
the hybrid battery (traction bat-
tery).
The hybrid battery (traction bat-
tery) for EV mode is not remain-
ing
The hybrid battery (traction bat-
tery) for HV mode is fully
charged
When the hybrid battery (traction
battery) charge for EV mode is
depleted, the hybrid battery (trac-
tion battery) charge for HV mode is
displayed.
The hybrid battery (traction battery) is not remaining
The image is an example only, and may vary slightly from actual condi-
tions.
The approximate distance that
can be driven using only the elec-
tric motor (traction motor).
• Displayed only in EV mode.
• When the air conditioning is on,
the displayed value may differ
from the Hybrid System Indicator.
(P. 234)
• The image is an example only,
and may vary slightly from actual
conditions.
Display of the remaining hybrid battery (traction battery)
1
2
3
4
EV driving range
5
Page 268 of 772

2683. Instrument cluster
PRIUS PHV_OM_OM47C99E_(EE)■
Trip information
Average vehicle speed
Cruising range
Previous fuel consumption
per minute
Current fuel consumption
Reset the trip information
data
Elapsed time
Regenerated energy in the past 15 minutes
One symbol indicates 30 Wh.
Up to 5 symbols are shown.
“Energy monitor” screen appears
“Past record” screen appears
Average fuel consumption for the past 15 minutes is divided by
color into past averages and averages attained since the power
switch was last turned to ON mode. Use the displayed average
fuel consumption as a reference.
The image is an example only, and may vary slightly from actual
conditions.
■Past record
Best recorded fuel consump-
tion
Previous fuel consumption
record
Current fuel consumption
Reset the past record data
Update the past record data
“Energy monitor” screen
appears
“Trip information” screen appears
The image is an example only, and may vary slightly from actual
conditions.
Fuel consumption
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
Page 269 of 772
2693. Instrument cluster
3
Instrument cluster
PRIUS PHV_OM_OM47C99E_(EE)
■Resetting the data
●Selecting “Clear” on the “Trip information” screen will reset the trip informa-
tion data.
●Selecting “Clear” on the “Past record” screen will reset the past record data.
■Updating the past record data
Selecting “Update” on the “Past record” screen will update the past record
data.
Also, the average fuel consumption displayed in the multi-information display
will be reset at the same time.
■Cruising range
Displays the estimated maximum distance that can be driven with the quan-
tity of fuel remaining.
This distance is computed based on your average fuel consumption. As a
result, the actual distance that can be driven may differ from that displayed.
Page 274 of 772

2744-1. Key information
PRIUS PHV_OM_OM47C99E_(EE)■Electronic key battery depletion
●The standard battery life is 1 to 2 years.
●If the battery becomes low, an alarm will sound in the cabin and a message
will be displayed on the multi-information display when the hybrid system
stops.
●As the electronic key always receives radio waves, the battery will become
depleted even if the electronic key is not used. The following symptoms indi-
cate that the electronic key battery may be depleted. Replace the battery
when necessary. (P. 646)
• The smart entry & start system or the wireless remote control does not
operate.
• The detection area becomes smaller.
• The LED indicator on the key surface does not turn on.
You can replace the battery by yourself (P. 646). However, as there is a
danger that the electronic key may be damaged, it is recommended that
replacement is carried out by any authorized Toyota retailer or Toyota
authorized repairer, or any reliable repairer.
●To avoid serious deterioration, do not leave the electronic key within 1 m
(3 ft.) of the following electrical appliances that produce a magnetic field:
•TVs
• Personal computers
• Cellular phones, cordless phones and battery chargers
• Table lamps
• Induction cookers
Page 275 of 772

2754-1. Key information
PRIUS PHV_OM_OM47C99E_(EE)
4
Operation of each component
■If a message regarding the state of the electronic key or power switch
mode, etc. is shown
To prevent trapping the electronic key inside the vehicle, leaving the vehicle
without turning off the power switch or other passengers from unintentionally
taking the key out of the vehicle, etc., a message that prompts the user to
confirm the state of the electronic key or power switch mode may be shown
on the multi-information display. In those cases, follow the instructions on the
display immediately.
■If “Key Battery Low Replace Key Battery” is displayed on the multi-infor-
mation display
The electronic key has a low battery. Replace the electronic key battery.
(P. 646)
■Replacing the battery
P. 646
■Confirmation of the registered key number
The number of keys already registered to the vehicle can be confirmed. Ask
any authorized Toyota retailer or Toyota authorized repairer, or any reliable
repairer.
■If “A New Key has been Registered Contact Your Dealer for Details” is
displayed on the multi-information display
This message will be displayed each time the driver’s door is opened when
the doors are unlocked from the outside for approximately 10 days after a
new electronic key has been registered.
If this message is displayed but you have not had a new electronic key regis-
tered, ask any authorized Toyota retailer or Toyota authorized repairer, or any
reliable repairer to check if an unknown electronic key (other than those in
your possession) has been registered.
■If a wrong key is used
The key cylinder rotates freely to isolate inside mechanism.
Page 280 of 772
2804-2. Opening, closing and locking the doors
PRIUS PHV_OM_OM47C99E_(EE)
The door cannot be opened from
inside the vehicle when the lock is
set.
Unlock
Lock
These locks can be set to prevent
children from opening the rear
doors. Push down on each rear
door switch to lock both rear doors.
■Using the mechanical key
The doors can also be locked and unlocked with the mechanical key.
(P. 708)
■Open door warning buzzer
If the vehicle speed reaches 5 km/h (3 mph), the master warning light flashes
and a buzzer sounds to indicate that the door(s) is not fully closed.
The open door(s) is displayed on the multi-information display.
■Conditions affecting the operation of the smart entry & start system or
wireless remote control
P. 290
■Customization
Settings (e.g. operation signal) can be changed.
(Customizable features: P. 738)
Rear door child-protector lock
IO42PH016
1
2
Page 288 of 772

2884-2. Opening, closing and locking the doors
PRIUS PHV_OM_OM47C99E_(EE)
■ Effective range (areas within which the electronic key is detected)
When unlocking the charging port lid, when locking and unlocking the
charging connector
The system can be operated when the electronic key is within about
0.7 m (2.3 ft.) of the charging port lid.
When starting the hybrid system or changing power switch modes
The system can be operated when the electronic key is inside the vehi-
cle.
■ Alarms and warning messages
An alarm sounds and warning message displays shown on the multi-informa-
tion display are used to protect against unexpected accidents or theft of the
vehicle resulting from erroneous oper ation. When a warning message is dis-
played, take appropriate measures based on the displayed message.
When only an alarm sounds, circumstances and correction procedures are as
follows.
When locking or unlocking the doors
The system can be operated when
the electronic key is within about
0.7 m (2.3 ft.) of either of the outside
front door handles and back door
opener switch. (Only the doors
detecting the key can be operated.)
AlarmSituationCorrection procedure
Exterior alarm
sounds once for 5
seconds
An attempt was made to
lock the vehicle while a door
was open.
Close all of the doors
and lock the doors
again.
Interior alarm
pings repeatedly
The power switch was
turned to ACCESSORY
mode while the driver’s door
was open (The driver’s door
was opened when the
power switch was in
ACCESSORY mode).
Turn the power switch
off and close the
driver’s door.