Page 422 of 552
4227-3. Do-it-yourself maintenance
PRIUS c_U (OM52E68U)■
Front side marker lights
Turn the steering wheel in
the opposite direction of the
light to be replaced.
Turn the steering wheel to a
point that allows your hand to
easily fit between the tire and
fender liner.
Remove the clips.
Partly remove the fender
liner.
Turn the bulb base counter-
clockwise.
Replacing light bulbs
1
2
3
4
Page 424 of 552
4247-3. Do-it-yourself maintenance
PRIUS c_U (OM52E68U)■
Front turn signal/parking lights
Turn the steering wheel in
the opposite direction of the
light to be replaced.
Turn the steering wheel to a
point that allows your hand to
easily fit between the tire and
fender liner.
Partly remove the fender
liner.
Turn the bulb base counter-
clockwise.
Remove the light bulb.
When installing, reverse the steps listed.
1
2
3
4
5
Page 425 of 552
4257-3. Do-it-yourself maintenance
7
Maintenance and care
PRIUS c_U (OM52E68U)■
Rear turn signal lights and back-up lights
Open the back door and
remove the bolts. Pull the
lamp assembly straight back
to disengage the clip and 2
pins. Guide (where the clip
attaches)
Pin
Turn the bulb base counter-
clockwise. Rear turn signal light
Back-up light
Remove the light bulb. Rear turn signal light
Back-up light
1
1
2
2
1
2
3
1
2
Page 427 of 552

4277-3. Do-it-yourself maintenance
7
Maintenance and care
PRIUS c_U (OM52E68U)■
License plate light
Remove the cover.
Insert a properly sized screw-
driver into the hole of the cover,
and pry off the cover as shown
in the illustration.
To prevent damaging the vehi-
cle, wrap the tip of the screw-
driver with tape.
Remove the light bulb.
When installing, reverse the steps listed.
■Lights other than the above
If any of the lights listed below has burnt out, have it replaced by
your Toyota dealer.
●Headlight low/high beam/daytime running lights
● Front fog lights (if equipped)
● Side turn signal lights
● Stop/tail lights
● High mounted stoplight
■LED light bulbs
The headlight low/high beam/daytime running lights, front fog lights (if
equipped), stop/tail lights and high mounted stoplight 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
Temporary condensation build-up on the inside of the headlight lens does not
indicate a malfunction. Contact your Toyo ta 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.
1
2
3
Page 428 of 552
4287-3. Do-it-yourself maintenance
PRIUS c_U (OM52E68U)
WARNING
■Replacing light bulbs
●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.
■ To prevent damage or fire
Make sure bulbs are fully seated and locked.
Page 430 of 552
430
PRIUS c_U (OM52E68U)
8-1. Essential information
Press the switch.
All the turn signal lights will flash.
To turn them off, press the switch
once again.
■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 bat-
tery may discharge.
Emergency flashers
The emergency flashers are used to warn other drivers when the
vehicle has to be stopped in the road due to a breakdown, etc.
Page 441 of 552

4418-2. Steps to take in an emergency
8
When trouble arises
PRIUS c_U (OM52E68U)
If a war ning light tur ns on or a war ning
buzzer sounds
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.
Warning light and warning buzzer list
Warning lightWarning light/Details/Actions
(U.S.A.)
(Canada)
Brake system warning light in red (warning buzzer)*1
• 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.
Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer. Continuing to drive the vehi-
cle may be dangerous.
Brake system warning light in yellow
Indicates a malfunction in:
• The regenerative brake system; or
• The electronically controlled brake system
Have the vehicle inspected by your Toyota dealer
immediately.
Page 450 of 552

4508-2. Steps to take in an emergency
PRIUS c_U (OM52E68U)
Warning message and warning buzzer list
Warning messageDetails/Actions
Indicates a malfunction in the hybrid systemA buzzer sounds in accordance with the warn-
ing message that is displayed.
Immediately stop the vehicle in a safe place
and contact your Toyota dealer.
Indicates that the high engine coolant tempera-
ture is too high
Immediately stop the vehicle in a safe
place. ( P. 483)
Indicates abnormal engine oil pressure
The warning message is shown if the engine oil
pressure is too low.
A buzzer also sounds.
Immediately stop the vehicle in a safe place
and contact your Toyota dealer.
(If equipped)
• Indicates a malfunction in the smart key system
• Indicates a malfunction in the steering lock sys-
tem
A buzzer also sounds.
Have the vehicle inspected by your Toyota
dealer.
Indicates a malfunction in the LED headlight sys-
tem If there is a malfunction, the LED headlights do
not turn on. However, depending on the mal-
function, they may turn on.
A buzzer also sounds.
Have the vehicle inspected by your Toyota
dealer.
(Flashes)
(Flashes)