2014 TOYOTA PRIUS PLUG-IN HYBRID 12 volt battery

299
2-3. Operating the lights and windshield wipers
PRIUS PHV_OM_OM47856U_(U)
2
When driving
■
Automatic headlight leveling system (if equipped)
The level of the headlights is automatically adjusted according to the number
of passengers and the loading condition of the vehicle to ensure that the
headlights do not interfere with other road users.
■ Customization
Settings (e.g. light sensor sensitivity) can be changed.
(Customizable features P. 643)
NOTICE
■To prevent 12-volt battery discharge
Do not leave the lights on longer than necessary when the hybrid system is
off.

301
2-3. Operating the lights and windshield wipers
PRIUS PHV_OM_OM47856U_(U)
2
When driving
■
Fog lights can be used when
The headlights are on in low beam.
NOTICE
■To prevent 12-volt battery discharge
Do not leave the lights on longer than necessary when the hybrid system is
off.
Ty p e B
Turns the fog lights
off
Turns the fog lights
on

305
2-3. Operating the lights and windshield wipers
PRIUS PHV_OM_OM47856U_(U)
2
When driving
CAUTION
■
Caution regarding the use of washer fluid
When it is cold, do no use the washer fluid until the windshield becomes
warm. The fluid may freeze on the windshield and cause low visibility. This
may lead to an accident, resulting in death or serious injury.
NOTICE
■When the windshield is dry
Do not use the wipers, as they may damage the windshield.
■ When the washer fluid tank is empty
Do not operate the switch continually as the washer fluid pump may over-
heat.
■ When a nozzle becomes blocked
In this case, contact your Toyota dealer.
Do not try to clear it with a pin or other object. The nozzle will be damaged.
■ To prevent 12-volt battery discharge
Do not leave the wipers on longer than necessary when the hybrid system is
off.

351
2-5. Driving information
PRIUS PHV_OM_OM47856U_(U)
2
When driving
Winter driving tips
Carry out the necessary preparations and inspections before driving
the vehicle in winter. Always drive the vehicle in a manner appropri-
ate to the prevailing weather conditions.
■ Pre-winter preparations
●Use fluids that are appropriate to the prevailing outside tem-
peratures.
• Engine oil
• Engine/power control unit coolant
• Washer fluid
● Have a service technician inspec t the condition of the 12-volt
battery.
● Have the vehicle fitted with four snow tires or purchase a set
of tire chains for the front tires.
Ensure that all tires are the same size and brand, and that chains
match the size of the tires.

370 3-1. Using the air conditioning system and defogger
PRIUS PHV_OM_OM47856U_(U)
CAUTION
■To prevent the windshield from fogging up
Do not use during cool air operation in extremely humid weather.
The difference between the temperature of the outside air and that of the
windshield can cause the outer surface of the windshield to fog up, blocking
your vision.
NOTICE
■To prevent 12-volt battery discharge
Do not leave the air conditioning system on longer than necessary when the
hybrid system is not operating.

375
3-1. Using the air conditioning system
and defogger
PRIUS PHV_OM_OM47856U_(U)
3
Interior features
■Security feature
Any unlocked doors will be automatically locked when the system is operat-
ing. The buzzer will beep and the emergency flashers flash when the doors
have been locked or the system has been turned off.
(The doors locked: Once; The system turned off: Twice)
■ Conditions aff ecting operation
P. 123
■ When using the Remote Air Conditioning System
A charging message will be displayed on the multi-information display. Dif-
ferent messages will be displayed depending on when the Remote Air Con-
ditioning System was started (after charging or during charging).
( P. 565)
■ While the Remote Air Conditio ning System is operating
● Depending on the operating condition of the Remote Air Conditioning
System, the electric fan may spin and an operating noise may be heard.
However, this does not indicate a malfunction.
● The Remote Air Conditioning System may stop operating temporarily if
other features that use electricity (for example, the seat heater, lights,
windshield wipers) are in operation or if the charge level of the 12-volt
battery becomes low.
■ Electronic key battery depletion
P. 127
■ When the electronic key battery is fully depleted
P. 127
■ Customization
Setting (e.g. Operation using the on the wireless remote control) can
be changed.
(Customizable features P. 649)

377
3-1. Using the air conditioning system and defogger
PRIUS PHV_OM_OM47856U_(U)
3
Interior features
Rear window and outside rear view mirror defoggers switch
■Operating conditions
The “POWER” switch is in ON mode.
■ The outside rear view mirr or defoggers (if equipped)
Turning the rear window defogger on will turn the outside rear view mirror
defoggers on.
CAUTION
■ When the outside rear view mirr or defoggers are on (if equipped)
Do not touch the outside surface of the rear view mirrors, as they can
become very hot and burn you.
NOTICE
■ To prevent 12-volt battery discharge
Do not leave the rear window defogger on longer than necessary when the
hybrid system is off.
Defoggers are used to defog the rear window, and to remove rain-
drops, dew and frost from the outsid e rear view mirrors (if equipped).
Turns the rear window and
outside rear view mirror defog-
gers on/off
The defoggers will automati-
cally turn off after approxi-
mately 15 minutes.

386 3-3. Using the interior lights
PRIUS PHV_OM_OM47856U_(U)
Rear interior lightThe light will turn on/off in con-
junction with the front interior
lights
Turns the light on
ITI34P133a
■Illuminated entry system
The lights automatically turn on/off according to “POWER” switch mode, the
presence of the electronic key, whether the doors are locked/unlocked, and
whether the doors are opened/closed.
■ To prevent 12-volt battery discharge
If the interior lights remain on when the door is not fully closed and the inte-
rior light switch (door position on/off) is on, the lights will go off automatically
after 20 minutes.
■ Customization
Setting (e.g. The time elapsed before lights turn off) can be changed.
(Customizable features P. 647)
NOTICE
■To prevent 12-volt battery discharge
Do not leave the lights on longer than necessary when the hybrid system is
off.
Rear interior light