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7-2. Steps to take in an emergency
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.
3
A
Remove the caps
4
Add coolant through the inlet of the cap
A
up to the "F" line
replace the cap
A
.
5
Add coolant through the inlet of the cap
B
until it is full, and then replace the
cap
B
.
WARNING
When inspecting under the hood of
■
your vehicle
Observe the following precautions.
Failure to do so may result in serious
injury such as burns.
If steam is seen coming from under the
●
hood, do not open the hood until the
steam has subsided. The engine com-
partment may be very hot.
B
and
.
C
, and then
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