toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Evaporator Case > < Coolant Temperature Sensor / Switch HVAC|Testing and Inspection
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Coolant Temperature Sensor / Switch HVAC: Service and Repair

REMOVAL

1. DRAIN ENGINE COOLANT FROM RADIATOR

HINT:  It is not necessary to drain out all the coolant.

2. REMOVE ECT SWITCHES

a. Disconnect the connector.
b. Remove the ECT switch.

HINT:  At the time of installation, please refer to the following item. Lubricate a new O-ring with soapy water and install the switch.

INSTALLATION

Installation is in the reverse order of removal.

Evaporator Case > < Coolant Temperature Sensor / Switch HVAC|Testing and Inspection