washer fluid TOYOTA SIENNA 2012 XL30 / 3.G Owners Manual

288 2-3. Operating the lights and wipers
SIENNA_U (OM45477U)
■The windshield wipers and washer can be operated when
Vehicles without a smart key system:
The engine switch is in the “ON” position.
Vehicles with a smart key system:
The “ENGINE START STOP” switch is in IGNITION ON mode.
■ Raindrop sensor (vehicles with rain-sensing windshield wipers)
● If the wiper switch is turned to “AUTO” position while the “ENGINE
START STOP” switch is in IGNITIO N ON mode, the wiper will operate
once to show that “AUTO” mode is activated.
● If the temperature of the raindrop sensor is 185°F (85°C) or higher, or
14°F (-10°C) or lower, 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.

289
2-3. Operating the lights and wipers
2
When driving
SIENNA_U (OM45477U)
CAUTION
■
Caution regarding the use of windshield wipers in “AUTO” mode
The windshield wipers may operate unexpec tedly if the sensor is touched or
the windshield is subject to vibration in “AUTO” mode. Take care that your
fingers etc. 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 your Toyota dealer.
Do not try to clear it with a pin or other object. The nozzle will be damaged.

291
2-3. Operating the lights and wipers
2
When driving
SIENNA_U (OM45477U)
■
The rear window wiper and w asher can be operated when
Vehicles without a smart key system:
The engine switch is in the “ON” position.
Vehicles with a smart key system:
The “ENGINE START STOP” switch is in IGNITION ON mode.
■ 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.
Ty p e B
Off
Intermittent window
wiper operation
Normal window
wiper operation
Washer/wiper dual
operation
Washer/wiper dual
operation

292 2-3. Operating the lights and wipers
SIENNA_U (OM45477U)
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.

352
2-5. Driving information
SIENNA_U (OM45477U)
Winter driving tips
Carry out the necessary preparations and inspections before driving
the vehicle in winter. Always drive the vehicle in a manner appropri-
ate to the prevailing weather conditions.
■ Pre-winter preparations
●Use fluids that are appropriate to the prevailing outside tem-
peratures.
• Engine oil
• Engine coolant
• Washer fluid
● Have a service technician inspect the level and specific grav-
ity of battery electrolyte.
● Have the vehicle fitted with four snow tires or purchase a set
of tire chains for the front tires.
Ensure that all tires are the same size and brand, and that chains
match the size of the tires.
■Before driving the vehicle
Perform the following according to the driving conditions:
●Do not try to forcibly open a window or move a wiper that is
frozen. Pour warm water over the frozen area to melt the ice.
Wipe away the water immediately to prevent it from freezing.
● To ensure proper operation of th e climate control system fan,
remove any snow that has accumulated on the air inlet vents
in front of the windshield.
● Remove any ice that has accumu lated on the vehicle chassis.
● Periodically check for and remove any excess ice or snow
that may have accumulated in the wheel well or on the
brakes.

642
4-2. Maintenance
SIENNA_U (OM45477U)
General maintenance
Engine compartment
ItemsCheck points
Battery Check the indicator and
connections. (
P. 667)
Brake fluid Is the brake fluid at the correct
level?
(P. 665)
Engine coolant Is the engine coolant at the
correct level? (
P. 662)
Engine oil Is the engine oil at the correct
level?
(P. 657)
Exhaust system There should not be any fumes or
strange sounds.
Radiator/condenser The radiator and condenser
should be free from foreign
objects.
(P. 664)
Washer fluid Is there sufficient washer fluid?
(P. 671)
Listed below are the general maintenance items that should be per-
formed at the intervals specified in the “Owner’s Warranty Informa-
tion Booklet” or “Owner’s Manual Supplement/Scheduled
Maintenance Guide”. It is recommended that any problem you notice
should be brought to the attention of your Toyota dealer or qualified
service shop for advice.

648 4-3. Do-it-yourself maintenance
SIENNA_U (OM45477U)
ItemsParts and tools
Engine oil levelP. 657)
• “Toyota Genuine Motor Oil” or
equivalent
• Rag or paper towel
• Funnel (used only for adding engine oil)
Fuses (P. 696)• Fuse with same amperage rating
as original
Light bulbs (P. 709)
• Bulb with same number and watt-
age rating as original
• Phillips-head screwdriver
• Flathead screwdriver
• Wrench
Radiator and condenser (P. 664)
Tire inflation pressure ( P. 683)• Tire pressure gauge
• Compressed air source
Washer fluid (P. 671)
• Water or washer fluid containing
antifreeze (for winter use)
• Funnel (used only for adding water or washer fluid)

655
4-3. Do-it-yourself maintenance
4
Maintenance and care
SIENNA_U (OM45477U)
Engine compar tment
1AR-FE engine
Washer fluid tank (P. 671)
Engine oil level dipstick ( P. 657)
Engine oil filler cap ( P. 659)
Engine coolant reservoir ( P. 662)Brake fluid reservoir
( P. 665)
Fuse box ( P. 696)
Battery ( P. 667)
Electric cooling fans
Condenser ( P. 664)
Radiator ( P. 664)

656 4-3. Do-it-yourself maintenance
SIENNA_U (OM45477U)
2GR-FE engine
Washer fluid tank (P. 671)
Engine oil filler cap ( P. 659)
Engine oil level dipstick ( P. 657)
Engine coolant reservoir ( P. 662)Brake fluid reservoir
( P. 665)
Fuse box ( P. 696)
Battery ( P. 667)
Electric cooling fans
Condenser ( P. 664)
Radiator ( P. 664)

671
4-3. Do-it-yourself maintenance
4
Maintenance and care
SIENNA_U (OM45477U)
Washer fluid
If any washer does not work or
the low washer fluid warning light
comes on, the washer tank may
be empty. Add washer fluid.
CAUTION
■When refilling washer fluid
Do not refill washer fluid when the engine is hot or running, as washer fluid
contains alcohol and may catch fire if spilled on the engine etc.
NOTICE
■Do not use any fluid other than washer fluid
Do not use soapy water or engine antifreeze instead of washer fluid.
Doing so may cause streaking on the vehicle’s painted surfaces.
■ Diluting washer fluid
Dilute washer fluid with water as necessary.
Refer to the freezing temperatures listed on the washer fluid tank.