Toyota 2009 Camry Quick Reference Manual page 319

If the coolant level drops within a short time after replenishing
n
Visually check the radiator, hoses, coolant reservoir caps, radiator cap, drain
cock and water pump.
If you cannot find a leak, have your Toyota dealer test the cap and check for
leaks in the cooling system.
Coolant selection
n
Only use "Toyota Super Long Life Coolant" or similar high quality ethylene
glycol based non-silicate, non-amine, non-nitrite, and non-borate coolant
with long-life hybrid organic acid technology.
U.S.A.: Toyota Super Long Life Coolant is a mixture of 50% coolant and
50% deionized water. (Enabled: -31°F [-35°C])
Canada: Toyota Super Long Life Coolant is a mixture of 55% coolant and
45% deionized water. (Enabled: -44°F [-42°C])
For more details about coolant, contact your Toyota dealer.
CAUTION
n When the hybrid system is hot
Do not remove the coolant reservoir cap.
The cooling system may be under pressure and may spray hot coolant if the
cap is removed, causing burns or other injuries.
NOTICE
When adding coolant
n
Coolant is neither plain water nor straight antifreeze. The correct mixture of
water and antifreeze must be used to provide proper lubrication, corrosion
protection and cooling. Be sure to read the antifreeze or coolant label.
If you spill coolant
n
Be sure to wash it off with water to prevent damage to parts or paint.
4-3. Do-it-yourself maintenance
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