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Home >> Lexus >> 2003 >> IS 300 L6-3.0L (2JZ-GE) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Sensors and Switches - Computers and Control Systems >> Coolant Temperature Sensor/Switch (For Computer) >> Testing and Inspection
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Coolant Temperature Sensor/Switch (For Computer): Testing and Inspection

INSPECTION




1. DRAIN ENGINE COOLANT
2. REMOVE ECT SENSOR
a. Disconnect the ECT sensor connector.
b. Using SST, remove the ECT sensor and gasket.

SST 09205-76030




3. INSPECT ECT SENSOR
Using an ohmmeter, measure the resistance between the terminals.

Resistance: Refer to the graph

If the resistance is not as specified, replace the ECT sensor.

4. REINSTALL ECT SENSOR
a. Install a new gasket to the ECT sensor.
b. Using SST; install the ECT sensor.

SST 09205-76030

Torque: 19.6 Nm (200 kgf.cm, 14 ft.lbf)

c. Connect the ECT sensor connector.

5. REFILL WITH ENGINE COOLANT
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