key TOYOTA PRIUS PLUG-IN HYBRID 2015 1.G Workshop Manual

564 5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47A11U_(U)
InteriorbuzzerExterior buzzerWarning messageDetailsCorrection procedure
Once 3 times (Flashes)The driver’s
door is opened
and closed
while the elec-
tronic key is out-
side the
detection range
and the
“POWER”
switch is in
ACCESSORY
or ON mode
with the shift
position in P. Turn the
“POWER”
switch to
OFF or
confirm
the loca-
tion of the
electronic
key.
Contin-
uous 
(Flashes)The driver’s
door has been
opened with the
shift position in
a position other
than P and with-
out first turning
the “POWER”
switch is OFF.
Shift the
shift posi-
tion to P.

5
When trouble arises
565
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47A11U_(U)
Interior
buzzerExterior buzzerWarning messageDetailsCorrection procedure
Once Contin-
uous
(Displayed alternately)(Flashes) The electronic
key has been
taken outside
the vehicle and
the doors have
been locked
without first
turning the
“POWER”
switch to OFF.
(vehicles with
entry function)
Turn the
“POWER”
switch to
OFF and
lock the
doors
again.

566 5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47A11U_(U)
InteriorbuzzerExterior buzzerWarning messageDetailsCorrection procedure
Once Contin-
uous
(Flashes)An attempt to
lock the doors
has been made
using the smart
key system
while the elec-
tronic key is
inside the vehi-
cle. (vehicles
with entry func-
tion)
Take the
electronic
key out-
side the
vehicle,
and lock
the doors
again.
With the key
inside the vehi-
cle, a front door
has been
opened, the
lock lever has
been pulled in
the lock direc-
tion, the door
has been
closed and an
attempt has
been made to
lock the door.

5
When trouble arises
567
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47A11U_(U)
Interior
buzzerExterior buzzerWarning messageDetailsCorrection procedure
Contin-
uous Contin-
uous
(Displayed alternately)(Flashes) The driver’s
door is opened
and closed
while the elec-
tronic key is out-
side the
detection range
and the
“POWER”
switch is in
ACCESSORY
or ON mode
with the shift
position not in P.
• Shift the
shift posi-
tion to P.
• Confirm the loca-
tion of the
electronic
key.
Once 
(Comes on for 15 seconds.)
The electronic
key battery is
low. Replace
the bat-
tery.
(
P. 497)

568 5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47A11U_(U)
InteriorbuzzerExterior buzzerWarning messageDetailsCorrection procedure
Once 
(Flashes)An open door
has been
closed and the
“POWER”
switch has been
turned twice to
the ACCES-
SORY mode
from OFF. Press the
“POWER”
switch
while
applying
the
brakes.
Once 
(Flashes)The electronic
key does not
operate prop-
erly.
P. 599
 Power was
turned off due to
the automatic
power off func-
tion.Next time
when
starting
the hybrid
system,
operate
the hybrid
system for
approxi-
mately 5
minutes to
recharge
the 12-volt
battery.

596
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47A11U_(U)
If the hybrid system will not start
Reasons for the hybrid system not starting vary depending on the
situation. Check the following a nd perform the appropriate proce-
dure:
■ The hybrid system will not start even though the correct
starting procedure is being followed ( P. 242)
One of the following may be the cause of the problem:
● The charging cable may be attached to the vehicle. ( P. 96)
● The electronic key may not be functioning properly.
*
(  P. 599)
● There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle. ( P. 4 6 )
● There may be a malfunction in the immobilizer system.
*
(  P. 183)
● There may be a malfunction in the shift control system.
*
(  P. 247, 552)
*: It may not be possible to shift the shift position from P to other posi-
tion.
■ The interior lights and headlights are dim, or the horn does
not sound or sounds at a low volume
One of the following may be the cause of the problem:
●The 12-volt battery may be discharged. ( P. 601)
● The 12-volt battery terminal c onnections may be loose or cor-
roded.

598
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47A11U_(U)
If you lose your keys
New genuine keys can be made by your Toyota dealer using the
other key and the key number stamped on your key number plate.

5
When trouble arises
599
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47A11U_(U)
If the electronic key does not operate properly
Locking and unlocking the doorsUse the mechanical key (P. 1 1 0 )
in order to perform the following
operations:
Locks all the doors
Unlocks the door
Turning the key rearward unlocks
the driver’s door. Turning the key
once again within 3 seconds
unlocks the other doors.
If communication between the electronic key and vehicle is inter-
rupted ( P. 123) or the electronic key cannot be used because the
battery is depleted, the smart key system and wireless remote con-
trol cannot be used. In such cases, the doors can be opened and the
hybrid system can be started by following the procedure below.
ITO52P12N

600 5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47A11U_(U)
Starting the hybrid systemDepress the brake pedal. Touch the Toyota emblem side of
the electronic key to the
“POWER” switch.
If any of the doors is opened or
closed while the key is being
touched to the switch, an alarm
will sound to indicate that the start
function cannot detect the elec-
tronic key.
Press the “POWER” switch within 10 seconds of the buzzer
sounding, keeping the brake pedal depressed.
In the event that the hybrid system still cannot be operated, contact
your Toyota dealer.
STEP 1
STEP 2
■ Stopping the hybrid system
Set the parking brake, shift the shift position 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. 497)
■ Changing “POWER” switch modes
Within 10 seconds of the buzzer sounding, release the brake pedal and
press the “POWER” switch.
The hybrid system does not start and modes will be changed each time the
switch is pressed. ( P. 244)
STEP 3

648 6-2. Customization
PRIUS PHV_OM_OM47A11U_(U)
ItemFunctionDefault settingCustom- ized
setting
Smart key
system
( P. 1 1 3 ) Smart key
system
ON OFF O O O
Select doors to
unlock Driver’s
door All doors O O O
Wireless
remote
control
( P. 136) Wireless remote
control
ON OFF – – O
Unlocking
operation Driver’s
door
unlocked in 1-step, all doors
unlocked in 2-step All doors
unlocked in 1-step OOO
Panic function ON OFF – – O
Buzzer sounds
when pushing with any
door not closed ON OFF – – O