2012 TOYOTA PRIUS PLUS lights

270 2-3. Operating the lights and windshield wipers
PRIUS +_OM_OM47821E_(EE)
The windshield wipers and washer can be operated when
The “POWER” switch is in ON mode.
Raindrop sensor
If the wiper switch is turned to the “AUTO” position while the “POWER”
switch is in ON mode, the wiper will operate once to show that “AUTO”
mode is activated.
If the wiper sensitivity is adjusted to higher, the wiper may operate once
to indicate the change of sensitivity.
If the temperature of the raindrop sensor is 85 °C (185 °F) or higher,
or -10 °C (14 °F) or lower, the automatic operation may not occur. In
this case, operate the wipers in any mode other than “AUTO”.
If no windshield washer fluid sprays
Check that the washer nozzles are not blocked if there is washer fluid in the
windshield washer fluid reservoir.
The raindrop sensor judges the amount
of raindrops.

271 2-3. Operating the lights and windshield wipers
2
When driving
PRIUS +_OM_OM47821E_(EE)
CAUTION
Caution regarding the use of windshield wipers in “AUTO” mode
The windshield wipers may operate unexpectedly if the sensor is touched or
the windshield is subject to vibration in “AUTO” mode. Take care that your
fingers or anything else do not become caught in the windshield wipers.
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 any authorized Toyota dealer or repairer, or another
duly qualified and equipped professional.
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.

272
2-3. Operating the lights and windshield wipers
PRIUS +_OM_OM47821E_(EE)
Rear window wiper and washer
The rear window wiper and washer can be operated when
The “POWER” switch is in ON mode.
If no washer fluid sprays
Check that the washer nozzle is not blocked if there is washer fluid in the
washer fluid reservoir.
Turning the end of the lever turns on the rear window wiper and
washer as follows:
Intermittent window wiper
operation
Normal window wiper oper-
ation
Washer/wiper dual opera-
tion
Washer/wiper dual opera-
tion

273 2-3. Operating the lights and windshield wipers
2
When driving
PRIUS +_OM_OM47821E_(EE)
NOTICE
When the rear window is dry
Do not use the wiper, as it may damage the rear window.
When the washer fluid tank is empty
Do not operate the switch continually as the washer fluid pump may over-
heat.

274
2-3. Operating the lights and windshield wipers
PRIUS +_OM_OM47821E_(EE)
Headlight cleaner switch
: If equipped
The headlight cleaners can be operated when
The “POWER” switch is in ON mode and the headlight switch is turned on.
Windshield washer linked operation
Only for the first time when the windshield washer is operated with the
“POWER” switch in ON mode and the headlights on, the headlight cleaners
will operate once. (P. 268)
NOTICE
When the washer fluid tank is empty
Do not press the switch continually as the washer fluid pump may overheat.
Washer fluid can be sprayed on the headlights.
Press the switch to clean the
headlights.

291 2-4. Using other driving systems
2
When driving
PRIUS +_OM_OM47821E_(EE)
Warning lights, warning code and buzzers for dynamic radar cruise
control
Warning lights, warning code and buzzers are used to indicate a system
malfunction or to inform the driver of the need for caution while driving.
The warning codes displayed on the meter indicate the following situations.
Fix each problem in accordance with the correction procedure, and check
that the system is operating normally.
If the warning code persists even after fixing, have the vehicle inspected by
any authorized Toyota dealer or repairer, or another duly qualified and
equipped professional.
Warning code/
warning lightDetailsCorrection procedure
(yellow)Indicates that the radar
cruise control sensor is
dirty or covered with
ice.Clean the sensor.
(yellow)Indicates that the radar
cruise control system is
unable to judge vehi-
cle-to-vehicle distance.If the windshield wip-
ers are on, turn them
off or set them to either
the intermittent or the
slow mode.
(yellow)Indicates a malfunction
in the radar cruise con-
trol system.Press the “ON-OFF”
button once to deacti-
vate the system, and
then press the button
again to reactivate the
system.

299 2-4. Using other driving systems
2
When driving
PRIUS +_OM_OM47821E_(EE)
VSC+ (Vehicle Stability Control+)
Provides cooperative control of the ABS, TRC, VSC and EPS.
Helps to maintain directional stability when swerving on slippery road
surfaces by controlling steering performance.
Hill-start assist control
P. 304
PCS (Pre-Crash Safety System) (if equipped)
P. 307
Emergency brake signal (if equipped)
When the brakes are applied suddenly, the stop lights automati-
cally flash to alert the vehicle behind.

305 2-4. Using other driving systems
2
When driving
PRIUS +_OM_OM47821E_(EE)
Hill-start assist control
While hill-start assist control is operating, the brakes remain automati-
cally applied after the driver releases the brake pedal. The stop lights and
the high mounted stoplight turn on.
Hill-start assist control operates for about 2 seconds after the brake pedal
is released.
If the slip indicator does not flash and the buzzer does not sound when
the brake pedal is further depressed, slightly reduce the pressure on the
brake pedal (do not allow the vehicle to roll backward) and then firmly
depress it again. If the system still does not operate, check if the operat-
ing conditions explained above have been met.
Hill-start assist control buzzer
When hill-start assist control is activated, the buzzer will sound once.
In the following situations, hill-start assist control will be canceled and the
buzzer will sound twice.
• No attempt is made to drive the vehicle within approximately 2 seconds
of releasing the brake pedal.
• Push the P position switch.
• The parking brake is applied.
• The brake pedal is depressed again.
• The brake pedal has been depressed for more than approximately 3
minutes.
If the slip indicator light comes on
It may indicate a malfunction in the system. Contact any authorized Toyota
dealer or repairer, or another duly qualified and equipped professional.