NOTICE
● Avoid contaminating the coolant with foreign matter (such as sand, dust, etc.).
● Do not use coolant additives.
6 Start the hybrid system and turn the air conditioning system on to check
that the radiator cooling fan operate 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 conditioning system on and off repeatedly. (The
fan may not operate in freezing temperatures.)
7 If the fan is not operating: Stop the hybrid system immediately and contact
any authorized Lexus retailer or Lexus authorized repairer, or any reliable
repairer.
If the fan is operating: Have the vehicle inspected at the nearest any authorized
Lexus retailer or Lexus authorized repairer, or any reliable repairer.
8 Check if "Engine Coolant Temp High Stop in a Safe Place See Owner's
Manual" is displayed on the multi-information display.
If the message does not disappear: Stop the hybrid system and contact any author-
ized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
If the message is not displayed: Have the vehicle inspected at the nearest author-
ized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
9-12. Items to check before contacting a dealership
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