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

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




ECT Sensor Location:






REMOVAL PROCEDURE
1. Remove the negative battery cable. Refer to Battery Disconnect Caution. Vehicle Damage Warnings
2. Drain the cooling system below the level of the sensor.
3. Remove the electrical connector by releasing the locking tab.
4. Remove the sensor.

INSTALLATION PROCEDURE
1. Install the sensor into the engine.
2. Install the electrical connector.
3. Refill the coolant system.
4. Connect the negative battery cable.