If Your Vehicle Overheats - Toyota PRIUS 2014 Manual

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5-2. Steps to take in an emergency

If your vehicle overheats

The following may indicate that your vehicle is overheating.

● The high coolant temperature warning light (P. 536) comes on

or flashes, or a loss of hybrid system power is experienced. (For

example, the vehicle speed does not increase.)

● "HYBRID SYSTEM OVERHEAT" (P. 554) is shown on the

multi-information display.

● Steam comes out from under the hood.

Correction procedures

If the high coolant temperature warning light comes on or

Stop the vehicle in a safe place and turn off the air condition-

ing system, and then stop the hybrid system.

If you see steam:

Carefully lift the hood after the steam subsides.

If you do not see steam:

Carefully lift the hood.

PRIUS PHV_OM_OM47856U_(U)

After the hybrid system has

cooled down sufficiently, inspect

the hoses and radiator core

(radiator) for any leaks.

Cooling fans

If a large amount of coolant leaks,

immediately contact your Toyota