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




INSTALL ECT SWITCHES
a. Install the ECT switch.

HINT: Lubricate a new O-ring with soapy water and install the switch.

b. Connect the connector.