2012 TOYOTA PRIUS C Owners Manual

5
When trouble arises
441
5-2. Steps to take in an emergency
If a warning message is displayed
If a warning is shown on the multi-information display, stay calm and
perform the following actions:
Multi-information display
Warning message details and/
or correction procedures are
shown on the multi-informa-
tion display.
Master warning light
The master warning light also
comes on or flashes in order to
indicate that a message is cur-
rently being displayed on the
multi-information display.
If any of the warning lights co mes on again after the following
actions have been performed, c ontact your Toyota dealer.

442 5-2. Steps to take in an emergency
Stop the vehicle immediately.The following warning indicates the possibility of damage to the vehi-
cle that may lead to an accident. Immediately stop the vehicle in a
safe place and contact your Toyota dealer.
Warning messageDetails
Indicates a malfunction in the hybrid system
A buzzer sounds in accordance with the warning
message that is displayed.
Indicates that the high engine coolant tempera-
ture is too high
Indicates abnormal engine oil pressure
A buzzer also sounds.
The warning message is shown if the engine oil
pressure is too low.

5
When trouble arises
443
5-2. Steps to take in an emergency
Have the vehicle inspected immediately.
A buzzer sounds and a warning message is shown on the multi-infor-
mation display. Failure to investig ate the cause of the following warn-
ings may lead to the system operating abnormally and possibly
cause an accident. Have the vehicle inspected by your Toyota dealer
immediately.
Warning messageDetails
(Flashes)
(If equipped) •
Indicates a malfunction in the smart key system
• Indicates a malfunction in the steering lock sys-
tem
A buzzer also sounds.
(If equipped) Indicates a malfunction in the cruise control
system
A buzzer also sounds.

444 5-2. Steps to take in an emergency
Follow the correction procedures.A buzzer sounds and a warning message is shown on the multi-infor-
mation display. After taking the s pecified steps to correct the sus-
pected problem, check that the warning message goes off.
Warning messageDetailsCorrection procedure
Indicates that one or
more of the side
doors is not fully
closed The system also indi-
cates which doors are
not fully closed.
If the vehicle reaches
a speed of 3 mph (5
km/h), flashes
and a buzzer sounds
to indicate that the
door(s) are not yet
fully closed. Make sure that all the
side doors are closed.
Indicates that the
back door is not fully
closed If the vehicle reaches
a speed of 3 mph (5
km/h), flashes
and a buzzer sounds
to indicate that the
back door is not yet
fully closed. Close the back door.

5
When trouble arises
445
5-2. Steps to take in an emergency
(Flashes)
(If equipped) Indicates that the
moon roof is not fully
closed (with the
“POWER” switch off
and the driver's door
is open)
A buzzer also sounds. Close the moon roof.
(U.S.A.)
(Canada) (red) Indicates that the
parking brake is still
engaged
If the vehicle reaches
a speed of 3 mph (5
km/h), flashes
and a buzzer sounds
to indicate that the
parking brake is still
engaged. Release the parking
brake.
(U.S.A. only) Indicates that all
maintenance accord-
ing to the driven dis-
tance on the
maintenance sched-
ule
*1 should be per-
formed soon If necessary, perform
maintenance.
Comes on approxi-
mately 4500 miles
(7200 km) after the
maintenance data has
been reset
Warning messageDetailsCorrection procedure

446 5-2. Steps to take in an emergency
(U.S.A. only)Indicates that all
maintenance is
required to corre-
spond to the driven
distance on the main-
tenance schedule
*1Perform the necessary
maintenance.
Please reset the main-
tenance data after the
maintenance is per-
formed.(
P. 349)
Comes on approxi-
mately 5000 miles
(8000 km) after the
maintenance data has
been reset
(The indicator will not
work properly unless
the maintenance data
has been reset)
Indicates that the
hybrid system has
overheated
A buzzer also sounds. Stop and check.
(
P. 480)
(Flashes) Indicates that the
hybrid battery (trac-
tion battery) is low
A buzzer also sounds. When stopping the
vehicle for a long period
of time, shift the shift
lever to P. The hybrid
battery (traction battery)
cannot be charged with
the shift position in N.
Warning messageDetailsCorrection procedure

5
When trouble arises
447
5-2. Steps to take in an emergency
(Flashes)
Indicates that the
hybrid battery (trac-
tion battery) power
has dropped because
a long period of time
has elapsed after
shifting the shift lever
to N
A buzzer also sounds. Shift the shift lever to P
and restart the hybrid
system when starting
the vehicle.
(Flashes) Indicates that the
driver’s door was
opened with the shift
position in N, D or B
A buzzer also sounds. Shift the shift lever to P.
(Flashes) Indicates that the
accelerator pedal is
depressed while the
shift position is in N
A buzzer also sounds. Release the accelera-
tor pedal and shift the
shift lever to D, B or R.
(Flashes) Indicates that the
engine switch is
turned to the “ACC”
or “LOCK” position
(vehicles without a
smart key system) or
the “POWER” switch
is turned to ACCES-
SORY mode or turned
off (vehicles with a
smart key system)
and the driver's door
is opened while the
lights are turned on
A buzzer also sounds. Turn the lights off.
Warning messageDetailsCorrection procedure

448 5-2. Steps to take in an emergency
Indicates that the EV
drive mode is not
available
*2
A buzzer also sounds.
The reason the EV
drive mode is not
available (the vehicle
is idling, battery
charge is low, speed is
higher than the EV
drive mode operating
speed range, acceler-
ator pedal is
depressed too much)
may be displayed.Use the EV drive mode
when it becomes avail-
able.
(Flashes 3
times) Indicates that the EV
drive mode has been
automatically can-
celled
*2
A buzzer also sounds.
The reason the EV
drive mode is not
available (the battery
charge is low, speed is
higher than the EV
drive mode speed
range, accelerator
pedal is depressed too
much) may be dis-
played.
Drive the vehicle for a
while.
*1: Refer to the separate “Scheduled Maintenance Guide” or “Owner’s
Manual Supplement” for the maintena nce interval applicable to your
vehicle.
*2: For the EV drive mode operating conditions: P. 170
Warning messageDetailsCorrection procedure