TOYOTA PRIUS PLUS 2019 Owners Manual

4617-2. Steps to take in an emergency
PRIUS +_OM_OM47D30E_(EE)
7
When trouble arises
(If equipped)
Indicates that the LDA (Lane Departure Alert with
steering control) system has determined that the
driver does not have the hands on the steering
wheel while the steering control function is on
If the driver operates the steering wheel only a
small amount, the system may be unable to
detect the steering wheel operations and this
warning may be displayed.
 Firmly hold the steering wheel.
(If equipped)
Indicates that steering control function is tempo-
rarily canceled due to the LDA (Lane Departure
Alert with steering control) system determining
that the driver does not have the hands on the
steering wheel while the steering control function
is on
If the driver operates the steering wheel only a
small amount, the system may be unable to
detect the steering wheel operations and this
warning may be displayed.
 Firmly hold the steering wheel.
(If equipped)
Indicates that the radar sensor is dirty or covered
with ice
A buzzer also sounds.
 Clean the sensor.
(If equipped)
Indicates that the dynamic radar cruise control
system cannot be used temporarily due to bad
weather
A buzzer also sounds.
 Use the dynamic radar cruise control sys-
tem when it becomes available again.
Warning messageDetails/Actions

4627-2. Steps to take in an emergency
PRIUS +_OM_OM47D30E_(EE)
Indicates a malfunction in:
• The cruise control system (if equipped); or
• The dynamic radar cruise control system (if
equipped)
Press the “ON-OFF” button once to deactivate
the system, and then press the button again to
reactivate the system.
A buzzer also sounds.
 Have the vehicle inspected by any autho-
rized Toyota retailer or Toyota authorized
repairer, or any reliable repairer.
(If equipped)
Indicates a malfunction in the LDA (Lane Depar-
ture Alert with steering control) system
A buzzer also sounds.
 Have the vehicle inspected by any autho-
rized Toyota retailer or Toyota authorized
repairer, or any reliable repairer.
(If equipped)
The operation conditions of the camera sensor
(temperature, etc.) are not met.
 When the operation conditions of the cam-
era sensor (temperature, etc.) are met, the
following systems will become available.
• PCS (Pre-Crash Safety system)
• LDA (Lane Departure Alert with steering con-
trol) system
• Dynamic radar cruise control
• RSA (Road Sign Assist)
• Automatic High Beam
(If equipped)
Indicates that the system is temporarily unavail-
able due to a malfunction in a sensor other than
the camera sensor
A buzzer also sounds.
 Turn the LDA (Lane Departure Alert with
steering control) system off, wait for a little
while, and then turn the LDA (Lane Depar-
ture Alert with steering control) system
back on.
Warning messageDetails/Actions
(Yellow)
(Yellow)
(Yellow)

4637-2. Steps to take in an emergency
PRIUS +_OM_OM47D30E_(EE)
7
When trouble arises
(If equipped)
Dirt, rain, condensation, ice, snow, etc., are pres-
ent on the windshield in front of the camera sen-
sor.
The following systems will be temporarily unus-
able.
• PCS (Pre-Crash Safety system)
• LDA (Lane Departure Alert with steering con-
trol) system
• Dynamic radar cruise control
• RSA (Road Sign Assist)
• Automatic High Beam
 Turn the system off, remove any dirt, rain,
condensation, ice, snow, etc., from the
windshield, and then turn the system back
on.
(If equipped)
Indicates a malfunction in the pre-crash safety
system
A buzzer also sounds.
 Have the vehicle inspected by any autho-
rized Toyota retailer or Toyota authorized
repairer, or any reliable repairer immedi-
ately.
Indicates an engine oil pressure malfunction
A buzzer also sounds.
 Immediately stop the vehicle in a safe place
and contact any authorized Toyota retailer
or Toyota authorized repairer, or any reli-
able repairer.
Indicates a malfunction in the Drive-Start Control
system
A buzzer also sounds.
 Have the vehicle inspected by any autho-
rized Toyota retailer or Toyota authorized
repairer, or any reliable repairer.
Indicates a malfunction in the brake override sys-
tem
A buzzer also sounds.
 Have the vehicle inspected by any autho-
rized Toyota retailer or Toyota authorized
repairer, or any reliable repairer immedi-
ately.
Warning messageDetails/Actions
(Yellow)

4647-2. Steps to take in an emergency
PRIUS +_OM_OM47D30E_(EE)
Indicates that the hybrid system has overheated
This message may be displayed when driving
under severe operating conditions, and the out-
put of the hybrid system may temporarily
decrease in order to protect the system. (For
example, when driving up a long steep hill or
driving up a steep hill in reverse.)
A buzzer also sounds.
 Stop the vehicle in a safe place.
Handling method ( P. 520)
(If equipped)
Indicates a malfunction in the Automatic High
Beam
A buzzer also sounds.
 Have the vehicle inspected by any autho-
rized Toyota retailer or Toyota authorized
repairer, or any reliable repairer.
(If equipped)
Indicates a malfunction in the RSA (Road Sign
Assist)
A buzzer also sounds
 Have the vehicle inspected by any autho-
rized Toyota retailer or Toyota authorized
repairer, or any reliable repairer.
Indicates that the accelerator and brake pedals
are being depressed simultaneously, and the
brake override system is operating.
 Release the accelerator pedal and depress
the brake pedal. ( P. 2 1 3 )
(if equipped)
The Automatic High Beam switch was pressed
with the low beam headlights turned on.
 Turn the high beam headlights on before
pressing the Automatic High Beam switch.
Warning messageDetails/Actions
(flashes)

4657-2. Steps to take in an emergency
PRIUS +_OM_OM47D30E_(EE)
7
When trouble arises
(If equipped)
Indicates that the PCS (Pre-Crash Safety sys-
tem) is temporarily unavailable
 When conditions improve, the system
resumes operation. If this item is displayed
continuously, have the vehicle inspected
by any authorized Toyota retailer or Toyota
authorized repairer, or any reliable repairer.
(If equipped)
Indicates that the PCS (Pre-Crash Safety sys-
tem) is temporarily unavailable
 When conditions improve, the system
resumes operation. If this item is displayed
continuously, have the vehicle inspected
by any authorized Toyota retailer or Toyota
authorized repairer, or any reliable repairer.
(If equipped)
Indicates that part of the PCS (Pre-Crash Safety
system) sensor is dirty, covered with ice, etc.
 Remove any dirt, ice, etc.
Hybrid battery (traction battery) inspection or
replacement time.
 Have the hybrid battery (traction battery)
inspected by any authorized Toyota retailer
or Toyota authorized repairer, or any reli-
able repairer immediately.
Hybrid system restarting will soon be disabled.
 If you continue to use the vehicle in this
state, you will soon become unable to
restart the hybrid system. Have the hybrid
battery (traction battery) inspected by any
authorized Toyota retailer or Toyota autho-
rized repairer, or any reliable repairer
immediately.
Indicates that restarting of the hybrid system is
not possible.
 Contact any authorized Toyota retailer or
Toyota authorized repairer, or any reliable
repairer immediately.
Warning messageDetails/Actions

4667-2. Steps to take in an emergency
PRIUS +_OM_OM47D30E_(EE)
An attempt was made to change the shift position
when the 12-volt battery voltage was low.
A buzzer also sounds.
 Maintain the hybrid system operation state for approximately 15 minutes or more torecharge the 12-volt battery.
 The hybrid system will not start: Start the hybrid system by following the “If the12-volt battery is discharged” procedure
( P. 513).  The message appears frequently: The 12-volt battery may be deteriorating.
The 12-volt battery may be discharged if this continues. Have the 12-volt batteryinspected at any author ized Toyota retailer
or Toyota authorized repairer, or any reli- able repairer.
The shift lever and P position switch were repeat-
edly operated in quick succession.
A buzzer also sounds.
 Wait approximately 20 seconds and change
the shift position.
An attempt was made to change the shift position
to B when the shift position was P or N.
A buzzer also sounds.
 Change the shift position to D, and then
change the shift position to B.
An attempt was made to change the shift position to R, D or B with the power switch on (READY
indicator turned off). A buzzer also sounds.
 After starting the hybrid system, change the shift position to R, D or B*.
*: When changing the shift position to B, first
change the shift position to D, and then
change the shift position to B.
Warning messageDetails/Actions
(Flashes)
(Flashes)
(Flashes)
(Flashes)

4677-2. Steps to take in an emergency
PRIUS +_OM_OM47D30E_(EE)
7
When trouble arises
An attempt was made to change the shift position
from P with the brake pedal released.
A buzzer also sounds.
 When changing the shift position from P,
depress the brake pedal.
An attempt was made to change the shift position
to B when the shift position was R.
A buzzer also sounds.
The shift position automatically changed to N.
 Change the shift position to D, and then
change the shift position to B.
An attempt was made to change the shift position
to D while the vehicle was driven in reverse.
A buzzer also sounds.
The shift position automatically changed to N.
 Stop the vehicle, and then change the shift
position.
An attempt was made to change the shift position
to R while the vehicle was moving forward.
A buzzer also sounds.
The shift position automatically changed to N.
 Stop the vehicle, and then change the shift
position.
Indicates that the P position switch is pressed
while the vehicle is running.
A buzzer also sounds.
The shift position automatically changed to N.
 To shift the shift position to P, stop the
vehicle completely and press the P posi-
tion switch.
 To continue driving, shift the shift position
to D or R.
Warning messageDetails/Actions
(Flashes)
(Flashes)
(Flashes)
(Flashes)
(Flashes)

4687-2. Steps to take in an emergency
PRIUS +_OM_OM47D30E_(EE)
Insufficient 12-volt battery charge
The parking lock mechanism may not function.
The hybrid system may not be able to start.
The power switch may not be able to be turned
off. In this case, the power switch may be
turned off by applying the parking brake.
After charging the 12-volt battery, the message
may continue to be displayed until the shift
position is changed from P.
A buzzer also sounds.
 When parking, choose a level location and
apply the parking brake securely.
 Maintain the hybrid system operation state
for approximately 15 minutes or more to
recharge the 12-volt battery.
 The hybrid system will not start: Start the
hybrid system by following the “If the
12-volt battery is discharged” procedure
( P. 513).
 If the message does not disappear: The
12-volt battery may be deteriorating.
The 12-volt battery may be discharged if
this continues. Have the 12-volt battery
inspected at any author ized Toyota retailer
or Toyota authorized repairer, or any reli-
able repairer.
Shift control system malfunction
A buzzer also sounds.
 Have the vehicle inspected by any autho-
rized Toyota retailer or Toyota authorized
repairer, or any reliable repairer.
• The hybrid system may not be able to start.
• The parking lock mechanism may not func-
tion. When parking, choose a level location
and apply the parking brake securely.
• The power switch may not be able to be
turned off. In this case, the power switch
may be turned off by applying the parking
brake.
Warning messageDetails/Actions

4697-2. Steps to take in an emergency
PRIUS +_OM_OM47D30E_(EE)
7
When trouble arises
Shift control system malfunction
A buzzer also sounds.
 Have the vehicle inspected by any autho-
rized Toyota retailer or Toyota authorized
repairer, or any reliable repairer immedi-
ately. If not inspected, vehicle systems may
stop operating normally.
Shift control system communication malfunction
A buzzer also sounds.
 Have the vehicle inspected by any autho-
rized Toyota retailer or Toyota authorized
repairer, or any reliable repairer.
• The hybrid system may not be able to start.
• May not be switched to the P position.
When parking, choose a level location and
apply the parking brake securely.
• The automatically P position selection func-
tion ( P. 236) may not function. Before
turning the power switch off, securely press
the P position switch, and be sure to check
that the shift position is in P by verifying the
shift position or P position switch operation
indicator lights.
• The power switch may not be able to be
turned off. In this case, the power switch
may be turned off by applying the parking
brake.
Indicates a malfunction in the LED headlight sys-
tem
A buzzer also sounds.
 Have the vehicle inspected by any autho-
rized Toyota retailer or Toyota authorized
repairer, or any reliable repairer.
Warning messageDetails/Actions
(Turns on or Flashes)

4707-2. Steps to take in an emergency
PRIUS +_OM_OM47D30E_(EE)
Carrying out the corresponding action turns the messages off.
Other displayed messages
Displayed messageDetails/Actions
Maintenance of the hybrid battery (traction bat-
tery) cooling component is required
The filter may be clogged, the air intake vent
may be blocked or there may be a gap in the
duct.
 Have maintenance performed on the hybrid
battery (traction battery) cooling compo-
nent at any authorized Toyota retailer or
Toyota authorized repairer, or any reliable
repairer.
Indicates that the EV drive mode is not available*
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 operat-
ing speed range, accelerator pedal is
depressed too much) may be displayed.
A buzzer also sounds.
 Use the EV drive mode when it becomes
available.