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7-2. Steps to take in an emergency
LC500_LC500h_OM_OM11405U_(U)
3 After the hybrid system has cooled
down, inspect the hoses and radia-
tor core (radiator) for any leaks.
Radiator
Cooling fan
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”/“FULL” and
“L”/“LOW” lines on the reservoir.
Reservoir
“F”/“FULL”
“L”/“LOW”
5 Add coolant if necessary.
Water can be used in an emergency if
power control unit coolant is unavailable.
6 After stopping the hybrid system
and waiting for 5 minutes or more,
start the hybrid system again and
check if “Hybrid System Over-
heated Reduced Output Power” is
shown on the multi-information dis-
play.
If the message does not disappear:
Stop the hybrid system and contact your
Lexus dealer.
If the message is not displayed:
The hybrid system temperature has
dropped and the vehicle may be driven
normally.
However, if the message appears again fre-
quently, contact your Lexus dealer.
■
When adding engine coolant
Add coolant in accordance with the follow-
ing procedure.
1 Remove the service cover.
2 Remove the engine cover.
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