Lexus ES350 Service Manual page 506

506
8-2. Steps to take in an emergency
Add coolant if necessary.
5
Water can be used in an emergency if
coolant is unavailable.
Start the engine and turn the air conditioning system on to check that the radi-
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ator 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 immediately 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 conditioning 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 Lexus dealer.
If the fans are operating:
Have the vehicle inspected at the nearest Lexus 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
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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
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belts. Failure to do so may cause the hands or clothing to be caught, resulting in seri-
ous injury.
Do not loosen the radiator cap or the coolant reservoir cap while the engine and radi-
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ator are hot. High temperature steam or coolant could spray out.
ES350_OM_OM33B64U_(U)
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