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

ENGINE COOLANT TEMPERATURE (ECT) SENSOR







Removal

1. CAUTION: Make sure the ignition switch is in the OFF position prior to working on the electronic engine controls.

Turn the ignition switch to the OFF position.

2. Drain the engine cooling system.







3. Disconnect the cooling fan electrical connector.
4. Disconnect the engine coolant temperature (ECT) electrical connector.
5. Remove the ECT sensor and discard the O-ring seal.

Installation

1. NOTE: Apply clean engine oil to the new O-ring seal prior to installation.

Using a new O-ring seal, install the ECT sensor.
- Tighten to 18 Nm (13 lb-ft).

2. Connect the ECT sensor electrical connector.







3. Connect the cooling fan electrical connector.
4. Fill and bleed the engine cooling system.