Page 195 of 607

PRIUS v_OM_OM47B78U_(U)
1934-3. Operating the lights and wipers
4
Driving
Washer/wiper dual operation
The wipers will automatically oper-
ate a couple of times after the
washer squirts.
■The windshield wipers and washer can be operated when
The power switch is in ON mode.
■ If no windshield washer fluid sprays
Check that the washer nozzles are not blocked if there is washer fluid in the
washer fluid tank.
7
WARNING
■Caution regarding the use of washer fluid
When it is cold, do not 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.
Page 204 of 607

202
PRIUS v_OM_OM47B78U_(U)
4-5. Using the driving support systems
WARNING
■To avoid malfunction of the camera sensor
Observe the following precautions.
Otherwise, the camera sensor may not operate properly, possibly leading to
an accident resulting in death or serious injury.
● Keep the windshield clean at all times.
• If the windshield is dirty or covered with an oily film, water droplets,
snow, etc., clear the windshield.
• If a glass coating agent is applied to the windshield, it will still be neces- sary to use the windshield wipers to remove water droplets, etc. from
the area of the windshield in front of the camera sensor.
• If the inner side of the windshield where the camera sensor is installed is dirty, contact your Toyota dealer.
● If the part of the windshield in front of the camera sensor is fogged up or
covered with condensation or ice, use the windshield defogger to remove
the fog, condensation or ice. ( P. 362)
● If water droplets cannot be properly removed from the area of the wind-
shield in front of the camera sensor by the windshield wipers, replace the
wiper insert or wiper blade.
• To replace the wiper insert: P. 4 4 7
• If the wiper blades need to be replaced, contact your Toyota dealer.
● Do not attach window tinting to the windshield.
● Replace the windshield if it is damaged or cracked.
If the windshield needs to be replaced, contact your Toyota dealer.
● Do not get the camera sensor wet.
● Do not allow bright lights to shine into the camera sensor.
●Do not attach objects, such as stickers,
transparent stickers, etc., and so forth,
to the outer side of the windshield in
front of the camera sensor (shaded
area in the illustration).
A: From the top of the windshield to
approximately 0.4 in. (1 cm) below the
bottom of the camera sensor
B: Approximately 7.9 in. (20 cm)
(Approximately 4.0 in. (10 cm) to the
right and left from the center of the
camera sensor)
Page 407 of 607
PRIUS v_OM_OM47B78U_(U)
4057-2. Maintenance
7
Maintenance and care
Vehicle exterior
ItemsCheck points
Doors• Do the doors operate smoothly?
Engine hood• Does the engine hood lock system work prop-erly?
Fluid leaks• There should not be any signs of fluid leakage
after the vehicle has been parked.
Tires
• Is the tire inflation pressure correct?
• The tires should not be damaged or exces-sively worn.
• Have the tires been rotated according to the
maintenance schedule?
• The wheel nuts should not be loose.
Windshield wipers/
rear window wiper
• The wiper blades should not show any signs
of cracking, splitting, wear, contamination or
deformation.
• The wiper blades should clear the windshield/ rear window without streaking or skipping.
WARNING
■If the hybrid system is operating
Turn the hybrid system off and ensure that there is adequate ventilation
before performing maintenance checks.
Page 601 of 607

599Alphabetical index
PRIUS v_OM_OM47B78U_(U)
StuckIf the vehicle becomes stuck ................................... 533
Sun visors ................................ 380
Sunshade Panoramic roof shades ......... 384
Switch Audio remote control switches.............................. 272
Automatic High Beam switch ................................. 185
Clock adjustment buttons ..... 381
Cruise control switch............. 227
Door lock switch.................... 116
Driving mode select switch ... 251
Emergency flashers switch ... 470
Engine switch........................ 168
EV drive mode switch ........... 173
Fog light switch ..................... 191
Garage door opener switches.............................. 386
Ignition switch ....................... 168
LDA (Lane Departure Alert)................................... 221
Light switches ....................... 182 Meter control switches ............ 94
MPH or km/h button................ 91
Outside rear view mirror
switches ............................. 144
Panoramic roof shades......... 384
Power door lock switch ......... 116
Power switch ........................ 168
Power window switch ........... 146
Rear window wiper and
washer switch..................... 194
Rear window and outside
rear view mirror
defoggers switch ................ 362
Seat heater switches ............ 367
Talk switch ............................ 333
Telephone switches .............. 333
Tire pressure warning reset switch ........................ 433
TRIP button ............................ 92
Vehicle-to-vehicle distance switch ................... 234
VSC OFF switch ................... 254
Window lock switch .............. 146
Windshield wipers and washer switch..................... 192
Page 604 of 607

602Alphabetical index
PRIUS v_OM_OM47B78U_(U)
Warning lightsABS....................................... 479
Automatic headlight leveling system ................... 480
Brake Override System......... 151
Brake system ........................ 478
Charging system ................... 478
Drive-Start Control ................ 151
Driver’s seat belt
reminder ............................. 480
Electronic engine control
system ................................ 478
Electric power steering ......... 479
Front passenger’s seat belt reminder ...................... 480
High coolant temperature ..... 480
Low fuel level ........................ 480
Malfunction indicator lamp .... 478
Master warning light.............. 480
Open door ............................. 480
PCS ...................................... 479
Seat belt reminder light ......... 480
Slip indicator ......................... 479
SRS ...................................... 479
Tire pressure......................... 481
Warning messages .................. 487 Washer
Checking............................... 425
Preparing and checking before winter ...................... 262
Switch ........................... 192, 194
Washing and waxing ............... 394
Weights Cargo capacity...................... 165
Load limits ............................ 536
What to do if... (Troubleshooting) ................. 582
Wheels ...................................... 443 Replacing wheels ................. 506
Size....................................... 543
Window glasses ...................... 146
Window lock switch ................ 146
Windows Power windows..................... 146
Rear window defogger.......... 362
Washer ......................... 192, 194
Windshield wipers ................... 192
Winter driving tips ................... 262
Wireless communication ........ 306
Wireless remote control key .......................................... 110Locking/Unlocking ................ 110
Panic mode........................... 111
Replacing the battery............ 449
WMA disc ................................. 289