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7-2. Steps to take in an emergency
If your vehicle overheats
(LC500h)
The following may indicate that
your vehicle is overheating.
The engine coolant temperature
gauge (P.94) enters the red
zone or a loss of hybrid system
power is experienced. (For exam-
ple, the vehicle speed does not
increase.)
"Engine Coolant Temp High Stop
in a Safe Place See Owner's
Manual" or "Hybrid System
Overheated Reduced Output
Power" is shown on the multi-
information display.
Steam comes out from under the
hood.
Correction procedures
If the engine coolant temperature
gauge enters the red zone or
"Engine Coolant Temp High Stop in
a Safe Place See Owner's Manual"
is shown on the multi-information
display
1
Stop the vehicle in a safe place and
turn off the air conditioning system,
and then stop the hybrid system.
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 hybrid system has cooled
down sufficiently, inspect the hoses
and cooling system for leaks.
Radiator
A
Cooling fan
B
If a large amount of coolant leaks, immedi-
ately contact your Lexus dealer.
4
The coolant level is satisfactory if it
is between the "F" and "L" lines on
the reservoir.
Reservoir
A
"F" line
B
"L" line
C
Coolant inlet cap
D
5
Add coolant if necessary.
Water can be used in an emergency if
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