2015 TOYOTA PRIUS PLUG-IN light

524
4-3. Do-it-yourself maintenance
PRIUS PHV_OM_OM47A11U_(U)
■Replacing the following bulbs
If any of the lights listed below has burnt out, have it replaced by
your Toyota dealer.
●Headlight low beams (LED headlights)
●Parking lights (LED headlights)
●St op lights
●Ta i l l i g h t s
●High mounted stoplight
●Daytime running lights (except for Canada)
■LED lights
The headlight low beams (LED headlights), parking lights (LED headlights),
stop lights, tail lights, high mounted stoplight and daytime running lights
(except for Canada) consist of a number of LEDs. If any of the LEDs burn
out, take your vehicle to your Toyota dealer to have the light replaced.
■Condensation build-up on the inside of the lens
Te m p o r a r y c o n d e n s a t i o n b u i l d - u p o n t h e i n s i d e o f t h e h e a d l i g h t l e n s d o e s
not indicate a malfunction. Contact your Toyota dealer for more information
in the following situations:
●Large drops of water have built up on the inside of the lens.
●Water has built up inside the headlight.
■When replacing light bulbs
oP. 5 0 9

525
4-3. Do-it-yourself maintenance
PRIUS PHV_OM_OM47A11U_(U)
4
Maintenance and care
CAUTION
■Replacing light bulbs
●Be sure to stop the hybrid system and turn off the lights. Do not attempt to
replace the bulb immediately after turning off the lights.
The bulbs become very hot and may cause burns.
●Do not touch the glass portion of the light bulb with bare hands. When it is
unavoidable to hold the glass portion, use and hold with a clean dry cloth
to avoid getting moisture and oils on the bulb.
Also, if the bulb is scratched or dropped, it may blow out or crack.
●Fully install light bulbs and any parts used to secure them. Failure to do so
may result in heat damage, fire, or water entering the headlight unit. This
may damage the headlights or cause condensation to build up on the lens.
●Do not attempt to repair or disassemble light bulbs, connectors, electric
circuits or component parts.
Doing so may result in death or serious injury due to electric shock.
■To p r e v e n t d a m a g e o r f i r e
Make sure bulbs are fully seated and locked.

528
PRIUS PHV_OM_OM47A11U_(U)
5-1. Essential information
Emergency flashers
■Emergency flashers
If the emergency flashers are used for a long time while the hybrid system is
not operating (while the “READY” indicator is not illuminated), the 12-volt
battery may discharge.
The emergency flashers are used to warn other drivers when the
vehicle has to be stopped in the road due to a breakdown, etc.
Press the switch.
All the turn signal lights will
flash.
To t u r n t h e m o f f , p r e s s t h e
switch once again.

536
5-1. Essential information
PRIUS PHV_OM_OM47A11U_(U)
If you think something is wrong
If you notice any of the following symptoms, your vehicle probably
needs adjustment or repair. Contact your Toyota dealer as soon as
possible.
■Visible symptoms
●Fluid leaks under the vehicle
(Water dripping from the air conditioning after use is normal.)
●Flat-looking tires or uneven tire wear
●High engine coolant temperature warning light flashes or
comes on
■Audible symptoms
●Changes in exhaust sound
●Excessive tire squeal when cornering
●St rang e noises re la te d to the suspension system
●Pinging or other noises related to the hybrid system
■Operational symptoms
●Engine missing, stumbling or running roughly
●Appreciable loss of power
●Ve h i c l e p u l l s h e a v i l y t o o n e s i d e w h e n b r a k i n g
●Ve h i c l e p u l l s h e a v i l y t o o n e s i d e w h e n d r i v i n g o n a l e v e l r o a d
●Loss of brake effectiveness, spongy feeling, pedal almost
touches the floor

5
When trouble arises
537
PRIUS PHV_OM_OM47A11U_(U)
5-2. Steps to take in an emergency
If a war ning light tur ns on or a war ning buzzer sounds
Stop the vehicle immediately. Continuing to drive the vehicle
may be dangerous.
The following warning indicates a possible problem in the brake sys-
tem. Immediately stop the vehicle in a safe place and contact your
To y o t a d e a l e r .
*:Parking brake engaged warning buzzer:
A buzzer will sound if the vehicle is driven at a speed of approximately 3 mph
(5 km/h) or more.
Warning lightWarning light/Details
(U.S.A.)
(Canada)
Brake system warning light and warning buzzer (red
indicator)*
•Low brake fluid
•Malfunction in the brake system
This light also comes on when the parking brake is not
released. If the light turns off after the parking brake is
fully released, the system is operating normally.
Calmly perform the following actions if any of the warning lights
comes on or flashes. If a light comes on or flashes, but then goes
off, this does not necessarily indicate a malfunction in the system.
However, if this continues to occur, have the vehicle inspected by
your Toyota dealer.

538
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47A11U_(U)
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 lightWarning light/Details
Charging system warning light
Indicates a malfunction in the vehicle’s charging system
High coolant temperature warning light
Indicates that the coolant temperature is too high
Changes from a flashing to a solid light when the engine
coolant temperature increases.

5
When trouble arises
539
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47A11U_(U)
Have the vehicle inspected by your Toyota dealer immediately.
Failure to investigate the cause of the following warnings may lead to
the system operating abnormally and possibly cause an accident.
Have the vehicle inspected by your Toyota dealer immediately.
Warning lightWarning light/Details
(U.S.A.)
(Canada)
Malfunction indicator lamp
Indicates a malfunction in:
•The hybrid system;
•The electronic engine control system; or
•The electronic throttle control system
SRS warning light
Indicates a malfunction in:
•The SRS airbag system;
•The front passenger occupant classification system; or
•The seat belt pretensioner system
(U.S.A.)
(Canada)
ABS warning light
Indicates a malfunction in:
•The ABS; or
•The brake assist system
Electric power steering system warning light (warn-
ing buzzer)
Indicates a malfunction in the EPS system

540
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47A11U_(U)
Warning lightWarning light/Details
(Flashes)
(If equipped)
Pre-collision system warning light
Indicates a malfunction in the pre-collision system
The warning light will operate as follows, even when the
system is not malfunctioning:
•The light will flash quickly when the system is operating.
(oP. 3 4 0 )
•The light will turn on when the pre-collision braking is
disabled. (oP. 3 4 1 )
•The light will turn on when the system cannot tempo-
rarily be used. (oP. 5 5 6 )
(Turns on)
Slip indicator light
Indicates a malfunction in:
•VSC;
•TRAC; or
• Hill-start assist control
Flashes when the above systems and/or ABS are oper-
ating. (oP. 3 3 4 )
Brake system warning light (yellow indicator)
Indicates a malfunction in:
•The regenerative braking system; or
•The electronically controlled brake system
(Flashes)
(If equipped)
Automatic headlight leveling system warning light
Indicates a malfunction in the automatic headlight level-
ing system
(Flashes)
(If equipped)
Cruise control indicator
Indicates a malfunction in the cruise control/dynamic
radar cruise control
(Flashes)
(If equipped)
Radar cruise control indicator
Indicates a malfunction in the dynamic radar cruise con-
trol