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7-2. Steps to take in an emergency
radiator 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" and "L" lines on
the reservoir.
Reservoir
A
"F" line
B
"L" line
C
Coolant inlet cap
D
5
Add coolant if necessary.
Water can be used in an emergency if
coolant is unavailable.
6
Start the engine 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 engine immediately and
contact your Lexus dealer.
If the fan is operating:
Have the vehicle inspected at the
nearest Lexus dealer.
■
When adding coolant
Add coolant in accordance with the follow-
ing procedure.
1
Remove the service cover.
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