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If "Hybrid System Overheat" is shown on the multi-information
display
1
Stop the vehicle in a safe place.
2
Stop the hybrid system and carefully lift the hood.
3
After the hybrid system has
cooled down, inspect the
hoses
and
(radiator) for any leaks.
1
Radiator
2
Cooling fans
If a large amount of coolant
leaks, immediately contact
your Toyota dealer.
4
The coolant level is satisfac-
tory if it is between the
"FULL" and "LOW" lines on
the reservoir.
1
Reservoir
2
"FULL"
3
"LOW"
5
Add coolant if necessary.
Water can be used in an emer-
gency if coolant is unavailable.
6
Start the hybrid system and check the multi-information display.
If the message does not disappear:
Stop the hybrid system and contact your Toyota dealer.
If the message is not displayed:
Have the vehicle inspected at the nearest Toyota dealer.
HIGHLANDER_HV_U (OM48F02U)
7-2. Steps to take in an emergency
radiator
core
I n f o r ma t i o n P r o v i d e d b y :
523
7
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