If Your Vehicle Overheats - Toyota Grand Highlander 2024 Manual

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7-2. Steps to take in an emergency
If your vehicle over-
heats
The following may indicate
that your vehicle is over-
heating.
 The engine coolant tem-
perature gauge (P.81, 84)
is in the red zone or a loss
of engine power is experi-
enced. (For example, the
vehicle speed does not
increase.)
 "Engine Coolant Temp High
Stop in a Safe Place See
Owner's Manual" is shown
on the multi-information dis-
play.
 Steam comes out from
under the hood.
Correction procedures
1
Stop the vehicle in a safe
place and turn off the air con-
ditioning 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 (radi-
ator) for any leaks.
A
Radiator
B
Cooling fan
If a large amount of coolant leaks,
immediately contact your Toyota
dealer.
4
The coolant level is satisfac-
tory if it is between the
"MAX"/"FULL" and
"MIN"/"LOW" lines on the res-
ervoir.
Engine

A
Reservoir
B
"MAX" line
C
"MIN" line
Radiator cap