toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Diagram Information and Instructions|Page 1418 > < Diagram Information and Instructions|Page 1416
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Radiator Cooling Fan Motor: Description and Operation

Electronically Controlled Hydraulic Cooling Fan System

Description

In this system, the cooling fan ECU controls the hydraulic pressure acting on the hydraulic motor, thus controlling the speed of the cooling fan
steplessly in response to the condition of the engine and air conditioning.

System Circuit

Diagram Information and Instructions|Page 1418 > < Diagram Information and Instructions|Page 1416