Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Coolant Temperature Sensor/Switch (For Computer): Service and Repair

REMOVAL
1. REMOVE ENGINE UNDER COVER
2. DRAIN ENGINE COOLANT FROM RADIATOR

HINT: It is not necessary to drain out all coolant




3. REMOVE ECT SWITCH
a. Disconnect the connector.
b. Remove the ECT switch.
Torque: 7.4 Nm (75 kg.cm, 65 in.lb)
c. Remove the O-ring from 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.