If Your Vehicle Overheats (Hybrid Vehicles) - Lexus ES350 Manual

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7-2. Steps to take in an emergency

If your vehicle overheats (hybrid vehicles)

The following may indicate that your vehicle is overheating.
The needle of the engine coolant temperature gauge (P. 95)
●
enters the red zone or a loss of hybrid system power is experienced.
(For example, the vehicle speed does not increase.)
"Hybrid System Overheat" (P. 780) is shown on the multi-informa-
●
tion display.
Steam comes out from under the hood.
●
Correction procedures
If the needle of the engine coolant temperature gauge enters the red
■
zone
Stop the vehicle in a safe place and turn off the air conditioning sys-
1
tem, and then stop the hybrid system.
If you see steam:
2
Carefully lift the hood after the steam subsides.
If you do not see steam:
Carefully lift the hood.
After the hybrid system has cooled down sufficiently, inspect the
3
hoses and cooling system for leaks.
Radiator
1
Cooling fans
2
If a large amount of coolant
leaks, immediately contact your
Lexus dealer.
ES350_300h_OM_OM33A60U_(U)