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4457-2. Maintenance
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7
Maintenance and care
WARNING
■ If your vehicle is not properly maintained
It could result in serious damage to the vehicle and possible personal injury
or death.
■ Handling of the battery
Battery posts, terminals and related accessories contain lead and lead com-
pounds which are known to cause brain damage. Wash your hands after
handling. ( →P. 463)
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4467-3. Do-it-yourself maintenance
AVENSIS_OM_OM20C66E_(EE)
Do-it-yourself ser vice precautions
If you perform maintenance yourself, be sure to follow the cor-
rect procedures as given in these sections.
ItemsParts and tools
Battery condition
(→ P. 463)•Warm water• Baking soda•Grease
• Conventional wrench (for terminal clamp bolts)
Engine coolant
level ( →P. 461)
XGasoline engine
• Toyota Super Long Life Coolant or similar high qual-
ity ethylene glycol based non-silicate, non-amine,
non-nitrite and non-borate c oolant with long-life
hybrid organic acid technology. Toyota Super Long
Life Coolant is pre-mixed with 50% coolant and 50%
deionized water.
• Funnel (used only for adding coolant)
XDiesel engine
• “Toyota Genuine Premium Long Life Coolant 1WW/ 2WW” or equivalent. “Toyota Genuine Premium Long
Life Coolant 1WW/2WW” concentrated product
always needs to be mixed as 50% coolant and 50%
deionized water.
Contact any authorized Toyota dealer or repairer, or
another duly qualified and equipped professional, for
usage of any other approved engine coolant of
matching quality.
• Funnel (used only for adding coolant)
Engine oil level
(→ P. 456)
XGasoline engine
• Toyota Genuine Motor Oil or equivalent
• Rag or paper towel, funnel (used only for adding oil)
XDiesel engine
• “Toyota Genuine Motor Oil 5W-30 Premium Fuel
Economy for 1WW/2WW engines”.
Contact any authorized Toyota dealer or repairer, or
another duly qualified and equipped professional, for
usage of any other approved engine oil of matching
quality.
• Rag or paper towel, funnel (used only for adding oil)
Fuses ( →P. 496)• Fuse with same amperage rating as original
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4487-3. Do-it-yourself maintenance
AVENSIS_OM_OM20C66E_(EE)
WARNING
The engine compartment contains many mechanisms and fluids that may
move suddenly, become hot, or become electrically energized. To avoid death
or serious injury observe the following precautions.
■ When working on the engine compartment
●Keep hands, clothing, and tools away from the moving fan and engine
drive belt.
● Be careful not to touch the engine, radiator, exhaust manifold, etc. right
after driving as they may be hot. Oil and other fluids may also be hot.
● Do not leave anything that may burn easily, such as paper or rags, in the
engine compartment.
● Do not smoke, cause sparks or expose an open flame to fuel or the bat-
tery. Fuel and battery fumes are flammable.
● Be extremely cautious when working on the battery. It contains poisonous
and corrosive sulfuric acid.
● Take care because brake fluid can harm your hands or eyes and damage
painted surfaces.
If fluid gets on your hands or in your eyes, flush the affected area with
clean water immediately.
If you still experience discomfort, see a doctor.
■ When working near the electric cooling fan or radiator grille
XVehicles without smart entry & start system
Be sure the engine switch is in the “LOCK” position.
With the engine switch in the “ON” position, the electric cooling fan may
automatically start to run if the air conditioning is on and/or the coolant tem-
perature is high. ( →P. 463)
XVehicles with smart entry & start system
Be sure the engine switch is off.
With the engine switch in IGNITION ON mode, the electric cooling fan may
automatically start to run if the air conditioning is on and/or the coolant tem-
perature is high. ( →P. 463)
■ Safety glasses
Wear safety glasses to prevent flying or falling material, fluid spray, etc.
from getting in the eyes.
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4537-3. Do-it-yourself maintenance
AVENSIS_OM_OM20C66E_(EE)
7
Maintenance and care
Engine compar tment
XGasoline engine
Washer fluid tank (→P. 466)
Engine coolant reservoir (→ P. 461)
Engine oil filler cap ( →P. 458)
Engine oil level dipstick (→ P. 456) Battery (
→P. 463)
Fuse box ( →P. 496)
Electric cooling fan
Condenser ( →P. 463)
Radiator ( →P. 463)1
2
3
4
5
6
7
8
9
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4547-3. Do-it-yourself maintenance
AVENSIS_OM_OM20C66E_(EE)
XDiesel engine
Washer fluid tank (→P. 466)
Engine coolant reservoir (→ P. 461)
Engine oil filler cap ( →P. 458)
Engine oil level dipstick (→ P. 456)
Fuel filter ( →P. 467) Fuse box (
→P. 496)
Battery ( →P. 463)
Electric cooling fans
Condenser ( →P. 463)
Intercooler ( →P. 463)
Radiator ( →P. 463)1
2
3
4
5
6
7
8
9
10
11
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4637-3. Do-it-yourself maintenance
AVENSIS_OM_OM20C66E_(EE)
7
Maintenance and care
Check the radiator, condenser and intercooler (diesel engine) and
clear any foreign objects.
If any of the above parts are extremely dirty or you are not sure of
their condition, have your vehicle checked by any authorized Toyota
dealer or repairer, or another duly qualified and equipped profes-
sional.
Check the battery as follows.
■Caution symbol
The meanings of each caution symbol on the top of the battery are
as follows:
Radiator, condenser and intercooler
WARNING
■ When the engine is hot
Do not touch the radiator, condenser or intercooler, as they may be hot and
cause serious injuries, such as burns.
Battery
No smoking, no naked
flames, no sparksBattery acid
Shield eyesNote operating
instructions
Keep away from chil-
drenExplosive gas
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4647-3. Do-it-yourself maintenance
AVENSIS_OM_OM20C66E_(EE)■
Battery exterior
Make sure that the battery terminals are not corroded and that
there are no loose connections, cracks, or loose clamps.
Te r m i n a l s
Hold-down clamp
■Before recharging
When recharging, the battery produces hydrogen gas which is flammable and
explosive. Therefore, before recharging:
●If recharging with the battery installed on the vehicle, be sure to disconnect
the ground cable.
● Make sure the power switch on the charger is off when connecting and dis-
connecting the charger cables to the battery.
■ After recharging the battery (vehic les with smart entry & start system)
The engine may not start. Follow the procedure below to initialize the system.
Shift the shift lever to P (Multidrive) or depress the brake pedal with the shift
lever in N (manual transmission).
Open and close any of the doors.
Restart the engine.
■ When replacing the battery
A proper battery should be used. Contact any authorized Toyota dealer or
repairer, or another duly qualified and equipped professional.
1
2
1
2
3
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4657-3. Do-it-yourself maintenance
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7
Maintenance and care
WARNING
■ Chemicals in the battery
A battery contains poisonous and corrosive sulfuric acid and may produce
hydrogen gas which is flammable and explosive. To reduce the risk of death
or serious injury, take the following precautions while working on or near
battery:
●Do not cause sparks by touching the battery terminals with tools.
● Do not smoke or light a match near the battery.
● Avoid contact with eyes, skin and clothes.
● Never inhale or swallow electrolyte.
● Wear protective safety glasses when working near the battery.
● Keep children away from the battery.
■ Where to safely charge the battery
Always charge the battery in an open area. Do not charge the battery in a
garage or closed room w here there is not sufficient ventilation.
■ Emergency measures regarding electrolyte
●If electrolyte gets in your eyes
Flush your eyes with clean water for at least 15 minutes and get immedi-
ate medical attention. If possible, continue to apply water with a sponge or
cloth while traveling to the nearest medical facility.
● If electrolyte gets on your skin
Wash the affected area thoroughly. If you feel pain or burning, get medical
attention immediately.
● If electrolyte gets on your clothes
It can soak through clothing on to your skin. Immediately take off the cloth-
ing and follow the procedure above if necessary.
● If you accidentally swallow electrolyte
Drink a large quantity of water or milk. Get emergency medical attention
immediately.
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