Add coolant if necessary.
5
Water can be used in an emer-
gency if coolant is unavailable.
Start the engine and turn the air conditioning system on to check
6
that the radiator cooling fans operate and to check for coolant leaks
from the radiator or hoses.
The fans operate when the air conditioning system is turned on immedi-
ately after a cold start. Confirm that the fans are operating by checking the
fan sound and air flow. If it is difficult to check these, turn the air condition-
ing system on and off repeatedly. (The fans may not operate in freezing
temperatures.)
If the fans are not operating:
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Stop the engine immediately and contact your Toyota dealer.
If the fans are operating:
Have the vehicle inspected at the nearest Toyota dealer.
WARNING
■
When inspecting under the hood of your vehicle
Observe the following precautions.
Failure to do so may result in serious injury such as burns.
●
If steam is seen coming from under the hood, do not open the hood until
the steam has subsided. The engine compartment may be very hot.
●
Keep hands and clothing (especially a tie, a scarf or a muffler) away from
the fans and belts.
●
Do not loosen the radiator cap and the coolant reservoir cap while the
engine and radiator are hot.
HIGHLANDER_U (OM0E017U)
8-2. Steps to take in an emergency
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