Toyota Highlander Service Manual: Cooling fan system (3MZ-FE)

Inspection

1. INSPECT THERMOSTAT HINT: The valve opening temperature is stamped on the thermostat. (a) Immerse the thermostat in water and gradually heat the water. (b) Check the valve opening tempe ...

On-vehicle inspection

HINT: The cooling fan may rotate when the ignition switch is turned from ACC to ON. This is normal. 1. CHECK COOLING FAN OPERATION AT LOW TEMPERATURE (Below 83 C (181 F)) (a) Turn the ignition sw ...

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Ventilation valve Sub-ASSY (2AZ-FE)
REPLACEMENT 1. REMOVE VENTILATION VALVE SUB-ASSY (a) Disconnect the ventilation hose from the ventilation valve. (b) Remove the ventilation valve. 2. INSTALL VENTILATION VALVE SUB-ASSY (a) Install the ventilation valve.  Apply adhesive to 2 or 3 threads. Adhesive: Part No. 0883 ...