2010 TOYOTA PRIUS headlights

233
2-4. Using other
driving systems
2
When driving
PRIUS_U (OM47668U) U.S.A.
■Rear view monitor system camera
■ Smear effect
In the following cases, it may be difficult
to see the images on the screen, even
when the system is functioning correctly.
• In the dark (e.g. at night).
• If the temperature near the lens is
extremely high or low.
• If water droplets get on the camera, or when humidity is high (e.g. when it
rains).
• If foreign matter (e.g. snow or mud) get on the camera lens.
• If the sun or headlights are shining directly into the camera lens.
If a bright light (for example, sunlight
reflected off the vehicle body) is picked
up by the camera, a smear effect
* pecu-
liar to the camera may occur.
*: Smear effect—A phenomenon that occurs when a bright light (for example,
sunlight reflected off the vehicle body)
is picked up by the camera; when trans-
mitted by the camera, the light source
appears to have a vertical streak above
and below it.
ITY24P009

241
2-4. Using other
driving systems
2
When driving
PRIUS_U (OM47668U) U.S.A.
CAUTION
■Situations unsuitable for the LKA system
Using the LKA system in any of the following situations may result in
improper operation of the system and could lead to an accident, causing
death or serious injury. Turn the LKA system off while driving in any of the
following situations.
● When it is difficult to see lane markings because they are dirty or not clear
● When it is difficult to see lane markings due to rain, snow, fog or glare
● When the headlights are not bright enough due to dirt on the lenses or if
the headlight aim is not adjusted appropriately
● When a lane marking is not present, such as before tollbooths on a free-
way
● When sudden changes in the light level occur repetitively
● When there are misleading lines such as shadows, lines of snow, wheel
ruts with rain collected in them, or lines that remain after road repairs
● When driving in lanes other than the driving lane or passing lane on free-
way or motor highways
● When there is a lane closure due to road repairs or when driving in a
makeshift lane
● When the lanes are narrow or wide
● When the distance from the vehicle ahead of you is short
● When the vehicle leans to one side an unusual amount due to a heavy
load or improper tire inflation pressure
● When driving on winding roads or on uneven roads
● When driving on slippery roads, such as those covered with rain, ice or \
snow
● The tires have been exchanged (including snow tires), or the suspension
has been modified

286 3-1. Using the air conditioning system and defogger
PRIUS_U (OM47668U) U.S.A.
■Operating conditions
The system will only operate if all of the following conditions are met:
● The shift position is in “P”.
● The “POWER” switch is OFF.
● All doors are closed.
● The hood is closed.
● The brake pedal is not being depressed.
● The air conditioning is not set to MAX HOT.
■ When leaving the vehicle
● Check that the headlights are switched to either off or “AUTO”.
● Check that the wiper switch is turned off.
● Check that all windows are closed.
● Check the temperature setting of the air conditioning system. 
The Remote Air Conditioning System will operate in accordance with the
temperature settings of the air conditioning system.
■ Remote Air Conditioning System automatic shut-off
The system will automatically shut off under the following conditions:
● About 3 minutes have passed since operation began
● Any one of the operating conditions is not met
The system may also shut off if the charge level of the hybrid battery (trac-
tion battery) drops to low. ( P. 188)
■ Conditions affecting operation
The system may not start in the following situations:
● The charge level of the hybrid battery (traction battery) is low (P. 188)
● The air conditioning temperature is set at a high level

472
4-3. Do-it-yourself maintenance
PRIUS_U (OM47668U) U.S.A.
Light bulbs
You may replace the following bulbs yourself. The difficulty level of
replacement varies depending on the bulb. If necessary bulb
replacement seems difficult to perform, contact your Toyota dealer.
For more information about replacing other light bulbs, contact your
Toyota dealer.
■ Prepare a replacement light bulb.
Check the wattage of the light bulb being replaced. ( P. 567)
■ Front bulb locations
Vehicles with LED headlights
ITO43P134
Parking light
Headlight high beam
Front turn 
signal light
Front fog light
Front side marker light

473
4-3. Do-it-yourself maintenance
4
Maintenance and care
PRIUS_U (OM47668U) U.S.A.
Vehicles with halogen headlights
■ Rear bulb locations
ITO43P13R
Headlight low beam
Front turn 
signal light
Headlight 
high beam
Parking light
Front side marker light
ITO43P138
Rear turn signal light Back-up lightLicense plate lights

476 4-3. Do-it-yourself maintenance
PRIUS_U (OM47668U) U.S.A.■
Headlight high beams
For the right side only: Remove the bolt and unclip the engine
coolant reservoir hose. Then lift up the air cleaner inlet duct.
( P. 474)
Turn the bulb base counterclockwise.
Vehicles with LED headlights
Vehicles with halogen headlights
Unplug the connector while
pushing the lock release.
STEP1
STEP2
ITO43P185
ITO43P164
ITO43P165
STEP3

477
4-3. Do-it-yourself maintenance
4
Maintenance and care
PRIUS_U (OM47668U) U.S.A.
■
Parking lights
For the right side only: Remove the bolt and unclip the engine
coolant reservoir hose. Then lift up the air cleaner inlet duct.
( P. 474)
Turn the bulb base counterclockwise.
Vehicles with LED headlights
Vehicles with halogen headlights
Remove the light bulb.
STEP1
STEP2
ITO43P186
ITO43P166
ITO43P167
STEP3

478 4-3. Do-it-yourself maintenance
PRIUS_U (OM47668U) U.S.A.■
Front side marker lights
For the right side only: Remove the bolt and unclip the engine
coolant reservoir hose. Then lift up the air cleaner inlet duct.
( P. 474)
Turn the bulb base counterclockwise.
Vehicles with LED headlights
Vehicles with halogen headlights
Remove the light bulb.
STEP1
STEP2
ITO43P187
ITO43P167
STEP3