If Your Vehicle Overheats; Correction Procedures - Lexus LS460 Owner's Manual

If your vehicle overheats

The following may indicate that your vehicle is overheating.

The needle of the engine coolant temperature gauge (P. 102)
enters the red zone or a loss of engine power is experienced. (For
example, the vehicle speed does not increase.)

Steam comes out from under the hood.

Correction procedures

1
Stop the vehicle in a safe place and turn off the air conditioning
system, and then stop the engine.
2
If you see steam:
Carefully lift the hood after the steam subsides.
If you do not see steam:
Carefully lift the hood.
3
After the engine has cooled
down sufficiently, inspect the
hoses and radiator core (radia-
tor) for any leaks.
1
Radiator
2 Cooling fans
If a large amount of coolant
leaks, immediately contact any
authorized Lexus dealer or
repairer, or another duly quali-
fied and equipped professional.
LS460_EE (OM50D49E)
7-2. Steps to take in an emergency
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