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engine coolant is unavailable.
6
Start the hybrid system and turn the
air conditioning system on to check
that the radiator cooling fan oper-
ates and to check for coolant leaks
from the radiator or hoses.
The fan operates when the air conditioning
system is turned on immediately after a
cold start. Confirm that the fan is operating
by checking the fan sound and air flow. If it
is difficult to check these, turn the air con-
ditioning system on and off repeatedly.
(The fan may not operate in freezing tem-
peratures.)
7
If the fan is not operating:
Stop the hybrid system immediately
and contact your Lexus dealer.
If the fan is operating:
Have the vehicle inspected at the
nearest Lexus dealer.
If "Hybrid System Overheated
Reduced Output Power" is shown
on the multi-information display
1
Stop the vehicle in a safe place.
2
Stop the hybrid system and care-
fully lift the hood.
7-2. Steps to take in an emergency
3
After the hybrid system has cooled
down, inspect the hoses and radia-
tor core (radiator) for any 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"/"FULL" and
"L"/"LOW" lines on the reservoir.
Reservoir
A
"F"/"FULL" line
B
"L"/"LOW" line
C
5
Add coolant if necessary.
Water can be used in an emergency if
419
7
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